newlib-cygwin/winsup/cygwin/fhandler.cc

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2000-02-18 03:38:33 +08:00
/* fhandler.cc. See console.cc for fhandler_console functions.
Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
2005 Red Hat, Inc.
2000-02-18 03:38:33 +08:00
This file is part of Cygwin.
This software is a copyrighted work licensed under the terms of the
Cygwin license. Please consult the file "CYGWIN_LICENSE" for
details. */
#include "winsup.h"
2000-02-18 03:38:33 +08:00
#include <unistd.h>
#include <stdlib.h>
#include <sys/cygwin.h>
#include <sys/uio.h>
#include <sys/acl.h>
#include <signal.h>
#include "cygerrno.h"
2001-03-05 14:28:25 +08:00
#include "perprocess.h"
#include "security.h"
#include "cygwin/version.h"
Add "path.h" include throughout, where needed. Use new path_conv methods and operators to simplify testing for directory and attributes, throughout. * path.h (path_conv::exists): New method. (path_conv::has_attribute): Ditto. (path_conv::isdir): Ditto. (path_conv::DWORD &): New operator. (path_conv::int &): Ditto. * dir.cc (rmdir): Eliminate a goto. * dtable.cc (dtable::build_fhandler): Accept opt and suffix info for path_conv.check. Return fh == NULL on path_conv error. Pass unit to set_name as appropriate. (dtable::reset_unix_path_name): New method. * dtable.h (dtable): Declare new method. Reflect arg changes to build_fhandler. * fhandler.cc (fhandler_disk_dummy_name): Eliminate. (fhandler_base::set_name): Expect paths to be NULL. Build unix_path_name from win32_path_name when it is a device. (fhandler_base::reset_unix_path_name): New method. (fhandler_base::raw_read): Report EISDIR when ERROR_INVALID_FUNCTION or ERROR_INVALID_PARAMETER and reading a directory. (fhandler_disk_file::fstat): Don't call stat_dev since we should now never be calling fhandler_disk_file methods with devices. (fhandler_base::fhandler_base): Clear {unix,win32}_path_name. (fhandler_base::~fhandler_base): Always free {unix,win32}_path_name. (fhandler_disk_file::fhandler_disk_file): Remove set_no_free_names kludge. (fhandler_disk_file::open): Ditto. * fhandler.h (fhandler_base::no_free_names): Eliminate. (fhandler_base::set_no_free_names): Ditto. * fhandler_tty.cc (fhandler_tty_slave::fhandler_tty_slave): Don't set unix_path_name here. * path.cc (fchdir): Lock fd table throughout. Use new dtable::reset_unix_path_name method to reset path. * syscalls.cc (stat_worker): Reorganize to always call fstat method. Pass path_conv method to fhandler_*::open. (chroot): Elminate a goto.
2001-10-01 12:10:07 +08:00
#include "path.h"
* devices.cc: New file. * devices.gperf: New file. * devices.shilka: New file. * cygwin-gperf: New file. * cygwin-shilka: New file. * fhandler_fifo.cc: New file. * fhandler_nodevice.cc : New file. Reorganize headers so that path.h precedes fhandler.h throughout. Remove device argument and unit arguments from fhandler constructors throughout. Remove pc arguments to fhandler functions and use internal pc element instead, throughout. Use dev element in pc throughout. Use major/minor elements rather than units and device numbers previously in fhandler class. Use correct methods for fhandler file names rather than directly accessing file name variables, throughout. * Makefile.in (DLL_OFILES): Add devices.o, fhandler_fifo.o * dcrt0.cc (dll_crt0_1): Call device::init. * devices.h: Renumber devices based on more Linux-like major/minor numbers. Add more devices. Declare standard device storage. (device): Declare struct. * dir.cc (opendir): Use new 'build_fh_name' to construct a fhandler_* type. * dtable.cc (dtable::get_debugger_info): Ditto. (cygwin_attach_handle_to_fd): Ditto. (dtable::release): Remove special FH_SOCKET case in favor of generic "need_fixup_before" test. (dtable::init_std_file_from_handle): Use either build_fh_dev or build_fh_name to build standard fhandler. (dtable::build_fh_name): Renamed from dtable::build_fhandler_from_name. Move out of dtable class. Don't accept a path_conv argument. Just build it here and pass it to: (build_fh_pc): Renamed from dtable::build_fhandler. Move out of dtable class. Use intrinsic device type in path_conv to create new fhandler. (build_fh_dev): Renamed from dtable::build_fhandler. Move out of dtable class. Simplify arguments to just take new 'device' type and a name. Just return pointer to fhandler rather than trying to insert into dtable. (dtable::dup_worker): Accommodate above build_fh name changes. (dtable::find_fifo): New (currently broken) function. (handle_to_fn): Use strechr for efficiency. * dtable.h: Reflect above build_fh name changes and argument differences. (fhandler_base *&operator []): Return self rather than copy of self. * fhandler.cc (fhandler_base::operator =): Use pc element to set normalized path. (fhandler_base::set_name): Ditto. (fhandler_base::raw_read): Use method to access name. (fhandler_base::write): Correctly use get_output_handle rather than get_handle. (handler_base::device_access_denied): New function. (fhandler_base::open): Eliminate pc argument and use pc element of fhandler_base throughout. (fhandler_base::fstat): Detect if device is based in filesystem and use fstat_fs to calculate stat, if so. (fhandler_base::fhandler_base): Eliminate handling of file names and, instead, just free appropriate component from pc. (fhandler_base::opendir): Remove path_conv parameter. * fhandler.h: Remove all device flags. (fhandler_base::pc): New element. (fhandler_base::set_name): Change argument to path_conv. (fhandler_base::error): New function. (fhandler_base::exists): New function. (fhandler_base::pc_binmode): New function. (fhandler_base::dev): New function. (fhandler_base::open_fs): New function. (fhandler_base::fstat_fs): New function. (fhandler_base::fstat_by_name): New function. (fhandler_base::fstat_by_handle): New function. (fhandler_base::isfifo): New function. (fhandler_base::is_slow): New function. (fhandler_base::is_auto_device): New function. (fhandler_base::is_fs_special): New function. (fhandler_base::device_access_denied): New function. (fhandler_base::operator DWORD&): New operator. (fhandler_base::get_name): Return normalized path from pc. (fhandler_base::get_win32_name): Return windows path from pc. (fhandler_base::isdevice): Renamed from is_device. (fhandler_base::get_native_name): Return device format. (fhandler_fifo): New class. (fhandler_nodevice): New class. (select_stuff::device_specific): Remove array. (select_stuff::device_specific_pipe): New class element. (select_stuff::device_specific_socket): New class element. (select_stuff::device_specific_serial): New class element. (select_stuff::select_stuff): Initialize new elements. * fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Move to base class from fhandler_disk_file. (fhandler_base::fstat_by_name): Ditto. (fhandler_base::fstat_by_name): Ditto. (fhandler_disk_file::open): Move most functionality into fhandler_base::open_fs. (fhandler_base::open_fs): New function. (fhandler_disk_file::close): Move most functionality into fhandler_base::close_fs. (fhandler_base::close_fs): New function. * fhandler_mem.cc (fhandler_dev_mem::open): Use device name in debugging output. * fhandler_socket.cc (fhandler_socket::set_connect_secret): Copy standard urandom device into appropriate place. (fhandler_socket::accept): Reflect change in fdsock return value. * fhandler_tty.cc: See "throughouts" above. * net.cc: Accommodate fdsock change throughout. (fdsock): Return success or failure, accept fd argument and device argument. * path.cc (symlink_info::major): New element. (symlink_info::minor): New element. (symlink_info::parse_device): Declare new function. (fs_info::update): Accommodate changes in path_conv class. (path_conv::fillin): Ditto. (path_conv::return_and_clear_normalized_path): Eliminate. (path_conv::set_normalized_path): New function. (path_conv::path_conv): Set info in dev element. Use path_conv methods Check for FH_FS rather than FH_BAD to indicate when to fill in filesystem stuff. where appropriate rather than direct access. Use set_normalized_path to set normalized path. (windows_device_names): Eliminate. (get_dev): Ditto. (get_raw_device_number): Ditto. (get_device_number): Ditto. (win32_device_name): Call new device name parser to do most of the heavy lifting. (mount_info::conv_to_win32_path): Fill in dev field as appropriate. (symlink_worker): Handle new device files. (symlink_info::check): Ditto. (symlink_info::parse_device): Define new function. * path.h (executable_states): Move here from fhandler.h. (fs_info): Rename variables to *_storage and create methods for accessing same. (path_conv): Add dev element, remove devn and unit and adjust inline methods to accommodate. (set_normalized_path): Declare new function. * pinfo.cc (_pinfo::commune_recv): Add broken support for handling fifos. (_pinfo::commune_send): Ditto. * pipe.cc (fhandler_pipe::close): check for existence of handle before closing it. (handler_pipe::create): Rename from make_pipe. Change arguments to accept fhandler_pipe array. Accommodate fifos. (pipe): Rework to deal with fhandler_pipe::create changes. (_pipe): Ditto. * select.cc: Use individual device_specific types throughout rather than indexing with obsolete device number. (set_bits): Use is_socket call rather than checking device number. * shared_info.h (CURR_MOUNT_MAGIC): Update. (conv_to_win32_path): Reflect addition of device argument. * syscalls.cc (mknod_worker): New function. (open): Use build_fh_name to build fhandler. (chown_worker): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. (chmod_device): New function. (chmod): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. Use chmod_device to set mode of in-filesystem devices. (stat_worker): Eliminate path_conv argument. Call build_fh_name to construct fhandler. Use fh->error() rather than pc->error to detect errors in fhandler construction. (access_worker): New function pulled from access. Accommodate in-filesystem devices. (access): Use access_worker. (fpathconf): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. (mknod_worker): New function. (mknod32): New function. (chroot): Free normalized path -- assuming it was actually cmalloced. * tty.cc (create_tty_master): Tweak for new device class. (tty::common_init): Ditto. * winsup.h (stat_worker): Remove. (symlink_worker): Declare. * exceptions.cc (set_process_mask): Just call sig_dispatch_pending and don't worry about pending_signals since sig_dispatch_pending should always do the right thing now. (sig_handle): Reorganize SIGCONT handling to more closely conform to SUSv3. * pinfo.h: Move __SIG enum to sigproc.h. (PICOM_FIFO): New enum element. (_pinfo): Remove 'thread2signal' stuff throughout class. (_pinfo::commune_send): Make varargs. (_pinfo::sigtodo): Eliminate. (_pinfo::thread2signal): Ditto. * signal.cc (kill_worker): Eliminate call to setthread2signal. * sigproc.cc (local_sigtodo): Eliminate. (getlocal_sigtodo): Ditto. (sigelem): New class. (pending_signals): New class. (sigqueue): New variable, start of sigqueue linked list. (sigcatch_nonmain): Eliminate. (sigcatch_main): Eliminate. (sigcatch_nosync): Eliminate. (sigcomplete_nonmain): Eliminate. (pending_signals): Eliminate. (sig_clear): Call signal thread to clear pending signals, unless already in signal thread. (sigpending): Call signal thread to get pending signals. (sig_dispatch_pending): Eliminate use of pending_signals and just check sigqueue. (sigproc_terminate): Eliminate all of the obsolete semaphore stuff. Close signal pipe handle. (sig_send): Eliminate all of the obsolete semaphore stuff and use pipe to send signals. (getevent): Eliminate. (pending_signals::add): New function. (pending_signals::del): New function. (pending_signals::next): New function. (wait_sig): Eliminate all of the obsolete semaphore stuff. Use pipe to communicate and maintain a linked list of signals. * sigproc.h: Move __SIG defines here. Add __SIGPENDING. (sig_dispatch_pending): Remove "C" specifier. (sig_handle): Accept a mask argument. * thread.cc: Remove signal handling considerations throughout.
2003-09-25 08:37:18 +08:00
#include "fhandler.h"
#include "dtable.h"
#include "cygheap.h"
#include "shared_info.h"
#include "pinfo.h"
Add "path.h" include throughout, where needed. Use new path_conv methods and operators to simplify testing for directory and attributes, throughout. * path.h (path_conv::exists): New method. (path_conv::has_attribute): Ditto. (path_conv::isdir): Ditto. (path_conv::DWORD &): New operator. (path_conv::int &): Ditto. * dir.cc (rmdir): Eliminate a goto. * dtable.cc (dtable::build_fhandler): Accept opt and suffix info for path_conv.check. Return fh == NULL on path_conv error. Pass unit to set_name as appropriate. (dtable::reset_unix_path_name): New method. * dtable.h (dtable): Declare new method. Reflect arg changes to build_fhandler. * fhandler.cc (fhandler_disk_dummy_name): Eliminate. (fhandler_base::set_name): Expect paths to be NULL. Build unix_path_name from win32_path_name when it is a device. (fhandler_base::reset_unix_path_name): New method. (fhandler_base::raw_read): Report EISDIR when ERROR_INVALID_FUNCTION or ERROR_INVALID_PARAMETER and reading a directory. (fhandler_disk_file::fstat): Don't call stat_dev since we should now never be calling fhandler_disk_file methods with devices. (fhandler_base::fhandler_base): Clear {unix,win32}_path_name. (fhandler_base::~fhandler_base): Always free {unix,win32}_path_name. (fhandler_disk_file::fhandler_disk_file): Remove set_no_free_names kludge. (fhandler_disk_file::open): Ditto. * fhandler.h (fhandler_base::no_free_names): Eliminate. (fhandler_base::set_no_free_names): Ditto. * fhandler_tty.cc (fhandler_tty_slave::fhandler_tty_slave): Don't set unix_path_name here. * path.cc (fchdir): Lock fd table throughout. Use new dtable::reset_unix_path_name method to reset path. * syscalls.cc (stat_worker): Reorganize to always call fstat method. Pass path_conv method to fhandler_*::open. (chroot): Elminate a goto.
2001-10-01 12:10:07 +08:00
#include <assert.h>
* cygwin.din (fstat64): New symbol. (ftruncate64): Ditto. (lseek64): Ditto. (lstat64): Ditto. (mmap64): Ditto. (seekdir64): Ditto. (stat64): Ditto. (telldir64): Ditto. (truncate64): Ditto. * dir.cc (telldir64): New function. (telldir): Call telldir64(). (seekdir64): New function. (seekdir): Call seekdir64(). * fhandler.h: Redefine all methods using __off32_t to use __off64_t. * fhandler.cc: Use __off64_t and struct __stat64 throughout. * fhandler_clipboard.cc: Ditto. * fhandler_disk_file.cc: Ditto. * fhandler_dsp.cc: Ditto. * fhandler_floppy.cc: Ditto. * fhandler_mem.cc: Ditto. * fhandler_random.cc: Ditto. * fhandler_socket.cc: Ditto. * fhandler_tape.cc: Ditto. * fhandler_zero.cc: Ditto. * pipe.cc: Ditto. * glob.c: Ditto, call lstat64 and stat64 in Cygwin. * mmap.cc: Use __off64_t throughout. (mmap64): New function. * sec_acl.cc (acl_worker): Use struct __stat64, call stat64 and lstat64. * syscalls.cc (lseek64): New function. (stat64_to_stat32): Ditto. (fstat64): Ditto. (stat64): Ditto. (lstat64): Ditto. (ftruncate64): Ditto. (truncate64): Ditto. (_fstat): Call fstat64. (_stat): Call stat64. (cygwin_lstat): Rename to avoid declaration problem. Call lstat64. (stat_worker): Use struct __stat64. (access): Ditto. (ftruncate): Call ftruncate64. (truncate): Call truncate64. * wincap.cc: Set flag has_64bit_file_access appropriately. * wincap.h: Add flag has_64bit_file_access. * winsup.h (ILLEGAL_SEEK): Define as __off64_t. (stat_dev): Declare using struct __stat64. (stat_worker): Ditto. * include/cygwin/stat.h (struct __stat32): Define if compiling Cygwin. (struct __stat64): Ditto. (struct stat): Revert definition with explicitly sized datatypes. Eliminate sized field names. * include/cygwin/types.h (blksize_t): New type. (__blkcnt32_t): Ditto. (__blkcnt64_t): Ditto. (blkcnt_t): Ditto.
2002-02-26 01:47:51 +08:00
#include <limits.h>
#include <winioctl.h>
* autoload.cc (NtCreateFile): Add. * dir.cc (mkdir): Change set_file_attribute call to indicate that NT security isn't used. * fhandler.cc (fhandler_base::open_9x): New method, created from fhandler_base::open. (fhandler_base::open): Rearrange to use NtCreateFile instead of CreateFile. * fhandler.h (enum query_state): Redefine query_null_access to query_stat_control. query_null_access isn't allowed in NtCreateFile. (fhandler_base::open_9x): Declare. * fhandler_disk_file.cc (fhandler_base::fstat_fs): Use query_stat_control first, query_read_control if that fails. (fhandler_disk_file::fchmod): Call enable_restore_privilege before trying to open for query_write_control. Don't fall back to opening for query_read_control. (fhandler_disk_file::fchown): Ditto. (fhandler_disk_file::facl): Only request restore privilege and query access necessary for given cmd. * fhandler_raw.cc (fhandler_dev_raw::open): Call fhandler_base::open instead of opening device here. * ntdll.h (NtCreateFile): Declare. * path.cc (symlink_worker): Change set_file_attribute call to indicate that NT security isn't used. * sec_acl.cc (getacl): Fix bracketing. * sec_helper.cc (enable_restore_privilege): New function. * security.cc (str2buf2uni_cat): New function. (write_sd): Don't request restore permission here. * security.h (set_process_privileges): Drop stale declaration. (str2buf2uni): Declare. (str2buf2uni_cat): Declare. (enable_restore_privilege): Declare. * syscalls.cc (fchown32): Return immediate success on 9x.
2004-04-17 05:22:13 +08:00
#include <ntdef.h>
#include "ntdll.h"
2000-02-18 03:38:33 +08:00
static NO_COPY const int CHUNK_SIZE = 1024; /* Used for crlf conversions */
struct __cygwin_perfile *perfile_table;
DWORD binmode;
* Makefile.in: Use variables rather than configure constructs where appropriate. (LIBCOS): Find additional stub library stuff in their own subdirectory. * dcrt0.cc: Convert user_data pointer to static __cygwin_user_data area. (do_global_ctors): Check magic_bisquit for initialization. (dll_crt0_1): First group of premain functions prior to fd initialization. Run second group before calling main. (dll_crt0 ()): New function, called from new initialization code. (dll_crt0 (per_process *uptr)): Call new dll_crt0 () function on initialization. * debug.cc (thread_stub): Initialize bottom of stack with per-thread info. * environ.cc (parse_thing): Use binmode global to control CYGWIN=binmode behavior. * fhandler.cc (fhandler_base::open): Allow explicit setting of __fmode to O_BINARY or O_TEXT to override disk mount settings. * libcmain.cc: Move to lib subdirectory. * libccrt0.cc: Ditto. * dll_main.cc: Ditto. * dll_entry.cc: Ditto. * getopt.c: Ditto. * thread.cc (thread_init_wrapper): Call ExitThread explicitly rather than returning, as a preliminary step towards placing per thread info at the bottom of the stack. * winsup.h: Move per_process class to include/sys/cygwin.h. Declare new dll_crt0(). * include/cygwin/version.h: Bump API minor version. * binmode.c: New file. * textmode.c: Ditto. * lib/_cygwin_crt0_common.cc: Ditto. * lib/crt0.h: Ditto. * lib/cygwin_attach_dll.c: Ditto. * lib/cygwin_crt0.c: Ditto. * lib/dll_entry.cc: Ditto. * lib/dll_main.cc: Ditto. * lib/getopt.c: Ditto. * lib/libcmain.c: Ditto. * lib/premain0.c: Ditto. * lib/premain1.c: Ditto. * lib/premain2.c: Ditto. * lib/premain3.c: Ditto.
2000-07-01 11:51:55 +08:00
* Makefile.in: Add cygheap.o. * child_info.h: Add specific exec class. * cygheap.h: New file. Contains declarations for cygwin heap. * cygheap.cc: New file. Implements cygwin heap functions. * dcrt0.cc (quoted): Simplify due to new method for passing arguments between cygwin programs. (alloc_stack_hard_way): Attempt to handle overlapped stack. (dll_crt0_1): Move child_info processing here. Accomodate new method for passing arguments between cygwin programs. Initialize cygwin heap. Establish __argc and __argv variables. (_dll_crt0): Move most of child_info processing to dll_crt0_1. (cygwin_dll_init): Remove duplication. * dtable.cc (dtable::extend): Allocate dtable using cygwin heap. (dtable::build_fhandler): Ditto for fhandler type being constructed. (dtable::dup_worker): Free new fhandler from cygwin heap on error. (dtable::select_*): Don't assume that this == fdtab. (dtable::linearize_fd_array): Delete. (dtable::delinearize_fd_array): Delete. (dtable::fixup_after_exec): New file. (dtable::vfork_child_dup): Use cygwin heap. (dtable::vfork_parent_restore): Ditto. * dtable.h: Remove obsolete methods. Add new method. * environ.cc (posify): Eliminate already_posix parameter and logic. (envsize): New function. (_addenv): Use envsize. (environ_init): Accept an argument pointing to an existing environment list. If supplied, allocate space for this in the the program's heap. * fhandler.cc (fhandler_base::operator =): Move here from fhandler.h. Use cygwin heap to allocate filenames. (fhandler_base::set_name): Allocate/free names from cygwin heap. (fhandler_base::linearize): Delete. (fhandler_base::de_linearize): Delete. (fhandler_base::operator delete): Free from cygwin heap. (fhandler_base::~fhandler_base): Ditto. * fhandler.h: Accomodate elimination of *linearize and other changes above. * fhandler_console.cc (fhandler_console::fixup_after_exec): Rename from de_linearize. * heap.h: New file. * fhandler_tty.cc (fhandler_tty_slave::fhandler_tty_slave): Use cygwin heap for name. fhandler_tty::fixup_after_exec): Rename from de_linearize. * fork.cc (fork): Call cygheap_fixup_in_child. * heap.cc: Use declarations in heap.h. * malloc.cc: Sprinkle assertions throughout to catch attempts to free/realloc something from the cygwin heap. * path.cc: Throughout, eliminate use of per-thread cache for cwd. Use cwd_* functions rather than cwd_* variables to access cwd_win32 and cwd_posix. (cwd_win32): New function. (cwd_posix): New function. (cwd_hash): New function. (cwd_fixup_after_exec): New function. * path.h: Accomodate path.cc changes. * pinfo.cc (pinfo_init): Accept a pointer to an environment table. Pass this to environ_init. Eliminate old 'title' tests. * pinfo.h: Accomodate above change in argument. * spawn.cc (struct av): New method for building argv list. (av::unshift): New method. (spawn_guts): Allocate everything that the child process needs in the cygwin heap and pass a pointer to this to the child. Build argv list using new method. Eliminate delinearize stuff. * thread.h: Eliminate _cwd_win32 and _cwd_posix buffers. * winsup.h: Eliminate obsolete functions. Add envsize() declaration.
2000-09-03 12:16:35 +08:00
inline fhandler_base&
* devices.cc: New file. * devices.gperf: New file. * devices.shilka: New file. * cygwin-gperf: New file. * cygwin-shilka: New file. * fhandler_fifo.cc: New file. * fhandler_nodevice.cc : New file. Reorganize headers so that path.h precedes fhandler.h throughout. Remove device argument and unit arguments from fhandler constructors throughout. Remove pc arguments to fhandler functions and use internal pc element instead, throughout. Use dev element in pc throughout. Use major/minor elements rather than units and device numbers previously in fhandler class. Use correct methods for fhandler file names rather than directly accessing file name variables, throughout. * Makefile.in (DLL_OFILES): Add devices.o, fhandler_fifo.o * dcrt0.cc (dll_crt0_1): Call device::init. * devices.h: Renumber devices based on more Linux-like major/minor numbers. Add more devices. Declare standard device storage. (device): Declare struct. * dir.cc (opendir): Use new 'build_fh_name' to construct a fhandler_* type. * dtable.cc (dtable::get_debugger_info): Ditto. (cygwin_attach_handle_to_fd): Ditto. (dtable::release): Remove special FH_SOCKET case in favor of generic "need_fixup_before" test. (dtable::init_std_file_from_handle): Use either build_fh_dev or build_fh_name to build standard fhandler. (dtable::build_fh_name): Renamed from dtable::build_fhandler_from_name. Move out of dtable class. Don't accept a path_conv argument. Just build it here and pass it to: (build_fh_pc): Renamed from dtable::build_fhandler. Move out of dtable class. Use intrinsic device type in path_conv to create new fhandler. (build_fh_dev): Renamed from dtable::build_fhandler. Move out of dtable class. Simplify arguments to just take new 'device' type and a name. Just return pointer to fhandler rather than trying to insert into dtable. (dtable::dup_worker): Accommodate above build_fh name changes. (dtable::find_fifo): New (currently broken) function. (handle_to_fn): Use strechr for efficiency. * dtable.h: Reflect above build_fh name changes and argument differences. (fhandler_base *&operator []): Return self rather than copy of self. * fhandler.cc (fhandler_base::operator =): Use pc element to set normalized path. (fhandler_base::set_name): Ditto. (fhandler_base::raw_read): Use method to access name. (fhandler_base::write): Correctly use get_output_handle rather than get_handle. (handler_base::device_access_denied): New function. (fhandler_base::open): Eliminate pc argument and use pc element of fhandler_base throughout. (fhandler_base::fstat): Detect if device is based in filesystem and use fstat_fs to calculate stat, if so. (fhandler_base::fhandler_base): Eliminate handling of file names and, instead, just free appropriate component from pc. (fhandler_base::opendir): Remove path_conv parameter. * fhandler.h: Remove all device flags. (fhandler_base::pc): New element. (fhandler_base::set_name): Change argument to path_conv. (fhandler_base::error): New function. (fhandler_base::exists): New function. (fhandler_base::pc_binmode): New function. (fhandler_base::dev): New function. (fhandler_base::open_fs): New function. (fhandler_base::fstat_fs): New function. (fhandler_base::fstat_by_name): New function. (fhandler_base::fstat_by_handle): New function. (fhandler_base::isfifo): New function. (fhandler_base::is_slow): New function. (fhandler_base::is_auto_device): New function. (fhandler_base::is_fs_special): New function. (fhandler_base::device_access_denied): New function. (fhandler_base::operator DWORD&): New operator. (fhandler_base::get_name): Return normalized path from pc. (fhandler_base::get_win32_name): Return windows path from pc. (fhandler_base::isdevice): Renamed from is_device. (fhandler_base::get_native_name): Return device format. (fhandler_fifo): New class. (fhandler_nodevice): New class. (select_stuff::device_specific): Remove array. (select_stuff::device_specific_pipe): New class element. (select_stuff::device_specific_socket): New class element. (select_stuff::device_specific_serial): New class element. (select_stuff::select_stuff): Initialize new elements. * fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Move to base class from fhandler_disk_file. (fhandler_base::fstat_by_name): Ditto. (fhandler_base::fstat_by_name): Ditto. (fhandler_disk_file::open): Move most functionality into fhandler_base::open_fs. (fhandler_base::open_fs): New function. (fhandler_disk_file::close): Move most functionality into fhandler_base::close_fs. (fhandler_base::close_fs): New function. * fhandler_mem.cc (fhandler_dev_mem::open): Use device name in debugging output. * fhandler_socket.cc (fhandler_socket::set_connect_secret): Copy standard urandom device into appropriate place. (fhandler_socket::accept): Reflect change in fdsock return value. * fhandler_tty.cc: See "throughouts" above. * net.cc: Accommodate fdsock change throughout. (fdsock): Return success or failure, accept fd argument and device argument. * path.cc (symlink_info::major): New element. (symlink_info::minor): New element. (symlink_info::parse_device): Declare new function. (fs_info::update): Accommodate changes in path_conv class. (path_conv::fillin): Ditto. (path_conv::return_and_clear_normalized_path): Eliminate. (path_conv::set_normalized_path): New function. (path_conv::path_conv): Set info in dev element. Use path_conv methods Check for FH_FS rather than FH_BAD to indicate when to fill in filesystem stuff. where appropriate rather than direct access. Use set_normalized_path to set normalized path. (windows_device_names): Eliminate. (get_dev): Ditto. (get_raw_device_number): Ditto. (get_device_number): Ditto. (win32_device_name): Call new device name parser to do most of the heavy lifting. (mount_info::conv_to_win32_path): Fill in dev field as appropriate. (symlink_worker): Handle new device files. (symlink_info::check): Ditto. (symlink_info::parse_device): Define new function. * path.h (executable_states): Move here from fhandler.h. (fs_info): Rename variables to *_storage and create methods for accessing same. (path_conv): Add dev element, remove devn and unit and adjust inline methods to accommodate. (set_normalized_path): Declare new function. * pinfo.cc (_pinfo::commune_recv): Add broken support for handling fifos. (_pinfo::commune_send): Ditto. * pipe.cc (fhandler_pipe::close): check for existence of handle before closing it. (handler_pipe::create): Rename from make_pipe. Change arguments to accept fhandler_pipe array. Accommodate fifos. (pipe): Rework to deal with fhandler_pipe::create changes. (_pipe): Ditto. * select.cc: Use individual device_specific types throughout rather than indexing with obsolete device number. (set_bits): Use is_socket call rather than checking device number. * shared_info.h (CURR_MOUNT_MAGIC): Update. (conv_to_win32_path): Reflect addition of device argument. * syscalls.cc (mknod_worker): New function. (open): Use build_fh_name to build fhandler. (chown_worker): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. (chmod_device): New function. (chmod): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. Use chmod_device to set mode of in-filesystem devices. (stat_worker): Eliminate path_conv argument. Call build_fh_name to construct fhandler. Use fh->error() rather than pc->error to detect errors in fhandler construction. (access_worker): New function pulled from access. Accommodate in-filesystem devices. (access): Use access_worker. (fpathconf): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. (mknod_worker): New function. (mknod32): New function. (chroot): Free normalized path -- assuming it was actually cmalloced. * tty.cc (create_tty_master): Tweak for new device class. (tty::common_init): Ditto. * winsup.h (stat_worker): Remove. (symlink_worker): Declare. * exceptions.cc (set_process_mask): Just call sig_dispatch_pending and don't worry about pending_signals since sig_dispatch_pending should always do the right thing now. (sig_handle): Reorganize SIGCONT handling to more closely conform to SUSv3. * pinfo.h: Move __SIG enum to sigproc.h. (PICOM_FIFO): New enum element. (_pinfo): Remove 'thread2signal' stuff throughout class. (_pinfo::commune_send): Make varargs. (_pinfo::sigtodo): Eliminate. (_pinfo::thread2signal): Ditto. * signal.cc (kill_worker): Eliminate call to setthread2signal. * sigproc.cc (local_sigtodo): Eliminate. (getlocal_sigtodo): Ditto. (sigelem): New class. (pending_signals): New class. (sigqueue): New variable, start of sigqueue linked list. (sigcatch_nonmain): Eliminate. (sigcatch_main): Eliminate. (sigcatch_nosync): Eliminate. (sigcomplete_nonmain): Eliminate. (pending_signals): Eliminate. (sig_clear): Call signal thread to clear pending signals, unless already in signal thread. (sigpending): Call signal thread to get pending signals. (sig_dispatch_pending): Eliminate use of pending_signals and just check sigqueue. (sigproc_terminate): Eliminate all of the obsolete semaphore stuff. Close signal pipe handle. (sig_send): Eliminate all of the obsolete semaphore stuff and use pipe to send signals. (getevent): Eliminate. (pending_signals::add): New function. (pending_signals::del): New function. (pending_signals::next): New function. (wait_sig): Eliminate all of the obsolete semaphore stuff. Use pipe to communicate and maintain a linked list of signals. * sigproc.h: Move __SIG defines here. Add __SIGPENDING. (sig_dispatch_pending): Remove "C" specifier. (sig_handle): Accept a mask argument. * thread.cc: Remove signal handling considerations throughout.
2003-09-25 08:37:18 +08:00
fhandler_base::operator =(fhandler_base& x)
* Makefile.in: Add cygheap.o. * child_info.h: Add specific exec class. * cygheap.h: New file. Contains declarations for cygwin heap. * cygheap.cc: New file. Implements cygwin heap functions. * dcrt0.cc (quoted): Simplify due to new method for passing arguments between cygwin programs. (alloc_stack_hard_way): Attempt to handle overlapped stack. (dll_crt0_1): Move child_info processing here. Accomodate new method for passing arguments between cygwin programs. Initialize cygwin heap. Establish __argc and __argv variables. (_dll_crt0): Move most of child_info processing to dll_crt0_1. (cygwin_dll_init): Remove duplication. * dtable.cc (dtable::extend): Allocate dtable using cygwin heap. (dtable::build_fhandler): Ditto for fhandler type being constructed. (dtable::dup_worker): Free new fhandler from cygwin heap on error. (dtable::select_*): Don't assume that this == fdtab. (dtable::linearize_fd_array): Delete. (dtable::delinearize_fd_array): Delete. (dtable::fixup_after_exec): New file. (dtable::vfork_child_dup): Use cygwin heap. (dtable::vfork_parent_restore): Ditto. * dtable.h: Remove obsolete methods. Add new method. * environ.cc (posify): Eliminate already_posix parameter and logic. (envsize): New function. (_addenv): Use envsize. (environ_init): Accept an argument pointing to an existing environment list. If supplied, allocate space for this in the the program's heap. * fhandler.cc (fhandler_base::operator =): Move here from fhandler.h. Use cygwin heap to allocate filenames. (fhandler_base::set_name): Allocate/free names from cygwin heap. (fhandler_base::linearize): Delete. (fhandler_base::de_linearize): Delete. (fhandler_base::operator delete): Free from cygwin heap. (fhandler_base::~fhandler_base): Ditto. * fhandler.h: Accomodate elimination of *linearize and other changes above. * fhandler_console.cc (fhandler_console::fixup_after_exec): Rename from de_linearize. * heap.h: New file. * fhandler_tty.cc (fhandler_tty_slave::fhandler_tty_slave): Use cygwin heap for name. fhandler_tty::fixup_after_exec): Rename from de_linearize. * fork.cc (fork): Call cygheap_fixup_in_child. * heap.cc: Use declarations in heap.h. * malloc.cc: Sprinkle assertions throughout to catch attempts to free/realloc something from the cygwin heap. * path.cc: Throughout, eliminate use of per-thread cache for cwd. Use cwd_* functions rather than cwd_* variables to access cwd_win32 and cwd_posix. (cwd_win32): New function. (cwd_posix): New function. (cwd_hash): New function. (cwd_fixup_after_exec): New function. * path.h: Accomodate path.cc changes. * pinfo.cc (pinfo_init): Accept a pointer to an environment table. Pass this to environ_init. Eliminate old 'title' tests. * pinfo.h: Accomodate above change in argument. * spawn.cc (struct av): New method for building argv list. (av::unshift): New method. (spawn_guts): Allocate everything that the child process needs in the cygwin heap and pass a pointer to this to the child. Build argv list using new method. Eliminate delinearize stuff. * thread.h: Eliminate _cwd_win32 and _cwd_posix buffers. * winsup.h: Eliminate obsolete functions. Add envsize() declaration.
2000-09-03 12:16:35 +08:00
{
memcpy (this, &x, sizeof *this);
pc.set_normalized_path (x.pc.normalized_path, false);
* Makefile.in: Add cygheap.o. * child_info.h: Add specific exec class. * cygheap.h: New file. Contains declarations for cygwin heap. * cygheap.cc: New file. Implements cygwin heap functions. * dcrt0.cc (quoted): Simplify due to new method for passing arguments between cygwin programs. (alloc_stack_hard_way): Attempt to handle overlapped stack. (dll_crt0_1): Move child_info processing here. Accomodate new method for passing arguments between cygwin programs. Initialize cygwin heap. Establish __argc and __argv variables. (_dll_crt0): Move most of child_info processing to dll_crt0_1. (cygwin_dll_init): Remove duplication. * dtable.cc (dtable::extend): Allocate dtable using cygwin heap. (dtable::build_fhandler): Ditto for fhandler type being constructed. (dtable::dup_worker): Free new fhandler from cygwin heap on error. (dtable::select_*): Don't assume that this == fdtab. (dtable::linearize_fd_array): Delete. (dtable::delinearize_fd_array): Delete. (dtable::fixup_after_exec): New file. (dtable::vfork_child_dup): Use cygwin heap. (dtable::vfork_parent_restore): Ditto. * dtable.h: Remove obsolete methods. Add new method. * environ.cc (posify): Eliminate already_posix parameter and logic. (envsize): New function. (_addenv): Use envsize. (environ_init): Accept an argument pointing to an existing environment list. If supplied, allocate space for this in the the program's heap. * fhandler.cc (fhandler_base::operator =): Move here from fhandler.h. Use cygwin heap to allocate filenames. (fhandler_base::set_name): Allocate/free names from cygwin heap. (fhandler_base::linearize): Delete. (fhandler_base::de_linearize): Delete. (fhandler_base::operator delete): Free from cygwin heap. (fhandler_base::~fhandler_base): Ditto. * fhandler.h: Accomodate elimination of *linearize and other changes above. * fhandler_console.cc (fhandler_console::fixup_after_exec): Rename from de_linearize. * heap.h: New file. * fhandler_tty.cc (fhandler_tty_slave::fhandler_tty_slave): Use cygwin heap for name. fhandler_tty::fixup_after_exec): Rename from de_linearize. * fork.cc (fork): Call cygheap_fixup_in_child. * heap.cc: Use declarations in heap.h. * malloc.cc: Sprinkle assertions throughout to catch attempts to free/realloc something from the cygwin heap. * path.cc: Throughout, eliminate use of per-thread cache for cwd. Use cwd_* functions rather than cwd_* variables to access cwd_win32 and cwd_posix. (cwd_win32): New function. (cwd_posix): New function. (cwd_hash): New function. (cwd_fixup_after_exec): New function. * path.h: Accomodate path.cc changes. * pinfo.cc (pinfo_init): Accept a pointer to an environment table. Pass this to environ_init. Eliminate old 'title' tests. * pinfo.h: Accomodate above change in argument. * spawn.cc (struct av): New method for building argv list. (av::unshift): New method. (spawn_guts): Allocate everything that the child process needs in the cygwin heap and pass a pointer to this to the child. Build argv list using new method. Eliminate delinearize stuff. * thread.h: Eliminate _cwd_win32 and _cwd_posix buffers. * winsup.h: Eliminate obsolete functions. Add envsize() declaration.
2000-09-03 12:16:35 +08:00
rabuf = NULL;
ralen = 0;
raixget = 0;
raixput = 0;
rabuflen = 0;
return *this;
}
2000-02-18 03:38:33 +08:00
int
fhandler_base::puts_readahead (const char *s, size_t len)
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{
int success = 1;
while ((len == (size_t) -1 ? *s : len--)
* Makefile.in: Add cygheap.o. * child_info.h: Add specific exec class. * cygheap.h: New file. Contains declarations for cygwin heap. * cygheap.cc: New file. Implements cygwin heap functions. * dcrt0.cc (quoted): Simplify due to new method for passing arguments between cygwin programs. (alloc_stack_hard_way): Attempt to handle overlapped stack. (dll_crt0_1): Move child_info processing here. Accomodate new method for passing arguments between cygwin programs. Initialize cygwin heap. Establish __argc and __argv variables. (_dll_crt0): Move most of child_info processing to dll_crt0_1. (cygwin_dll_init): Remove duplication. * dtable.cc (dtable::extend): Allocate dtable using cygwin heap. (dtable::build_fhandler): Ditto for fhandler type being constructed. (dtable::dup_worker): Free new fhandler from cygwin heap on error. (dtable::select_*): Don't assume that this == fdtab. (dtable::linearize_fd_array): Delete. (dtable::delinearize_fd_array): Delete. (dtable::fixup_after_exec): New file. (dtable::vfork_child_dup): Use cygwin heap. (dtable::vfork_parent_restore): Ditto. * dtable.h: Remove obsolete methods. Add new method. * environ.cc (posify): Eliminate already_posix parameter and logic. (envsize): New function. (_addenv): Use envsize. (environ_init): Accept an argument pointing to an existing environment list. If supplied, allocate space for this in the the program's heap. * fhandler.cc (fhandler_base::operator =): Move here from fhandler.h. Use cygwin heap to allocate filenames. (fhandler_base::set_name): Allocate/free names from cygwin heap. (fhandler_base::linearize): Delete. (fhandler_base::de_linearize): Delete. (fhandler_base::operator delete): Free from cygwin heap. (fhandler_base::~fhandler_base): Ditto. * fhandler.h: Accomodate elimination of *linearize and other changes above. * fhandler_console.cc (fhandler_console::fixup_after_exec): Rename from de_linearize. * heap.h: New file. * fhandler_tty.cc (fhandler_tty_slave::fhandler_tty_slave): Use cygwin heap for name. fhandler_tty::fixup_after_exec): Rename from de_linearize. * fork.cc (fork): Call cygheap_fixup_in_child. * heap.cc: Use declarations in heap.h. * malloc.cc: Sprinkle assertions throughout to catch attempts to free/realloc something from the cygwin heap. * path.cc: Throughout, eliminate use of per-thread cache for cwd. Use cwd_* functions rather than cwd_* variables to access cwd_win32 and cwd_posix. (cwd_win32): New function. (cwd_posix): New function. (cwd_hash): New function. (cwd_fixup_after_exec): New function. * path.h: Accomodate path.cc changes. * pinfo.cc (pinfo_init): Accept a pointer to an environment table. Pass this to environ_init. Eliminate old 'title' tests. * pinfo.h: Accomodate above change in argument. * spawn.cc (struct av): New method for building argv list. (av::unshift): New method. (spawn_guts): Allocate everything that the child process needs in the cygwin heap and pass a pointer to this to the child. Build argv list using new method. Eliminate delinearize stuff. * thread.h: Eliminate _cwd_win32 and _cwd_posix buffers. * winsup.h: Eliminate obsolete functions. Add envsize() declaration.
2000-09-03 12:16:35 +08:00
&& (success = put_readahead (*s++) > 0))
2000-02-18 03:38:33 +08:00
continue;
return success;
}
int
fhandler_base::put_readahead (char value)
{
char *newrabuf;
if (raixput < rabuflen)
/* Nothing to do */;
else if ((newrabuf = (char *) realloc (rabuf, rabuflen += 32)))
rabuf = newrabuf;
else
return 0;
rabuf[raixput++] = value;
ralen++;
return 1;
}
int
fhandler_base::get_readahead ()
{
int chret = -1;
if (raixget < ralen)
chret = ((unsigned char) rabuf[raixget++]) & 0xff;
2000-02-18 03:38:33 +08:00
/* FIXME - not thread safe */
if (raixget >= ralen)
raixget = raixput = ralen = 0;
return chret;
}
int
fhandler_base::peek_readahead (int queryput)
{
int chret = -1;
if (!queryput && raixget < ralen)
chret = ((unsigned char) rabuf[raixget]) & 0xff;
else if (queryput && raixput > 0)
chret = ((unsigned char) rabuf[raixput - 1]) & 0xff;
return chret;
}
void
fhandler_base::set_readahead_valid (int val, int ch)
2000-02-18 03:38:33 +08:00
{
if (!val)
ralen = raixget = raixput = 0;
if (ch != -1)
put_readahead (ch);
2000-02-18 03:38:33 +08:00
}
int
fhandler_base::eat_readahead (int n)
{
int oralen = ralen;
if (n < 0)
n = ralen;
if (n > 0 && ralen)
{
if ((int) (ralen -= n) < 0)
2000-02-18 03:38:33 +08:00
ralen = 0;
if (raixget >= ralen)
raixget = raixput = ralen = 0;
else if (raixput > ralen)
raixput = ralen;
}
return oralen;
}
int
fhandler_base::get_readahead_into_buffer (char *buf, size_t buflen)
{
int ch;
int copied_chars = 0;
while (buflen)
if ((ch = get_readahead ()) < 0)
break;
else
{
buf[copied_chars++] = (unsigned char)(ch & 0xff);
buflen--;
}
return copied_chars;
}
* devices.cc: New file. * devices.gperf: New file. * devices.shilka: New file. * cygwin-gperf: New file. * cygwin-shilka: New file. * fhandler_fifo.cc: New file. * fhandler_nodevice.cc : New file. Reorganize headers so that path.h precedes fhandler.h throughout. Remove device argument and unit arguments from fhandler constructors throughout. Remove pc arguments to fhandler functions and use internal pc element instead, throughout. Use dev element in pc throughout. Use major/minor elements rather than units and device numbers previously in fhandler class. Use correct methods for fhandler file names rather than directly accessing file name variables, throughout. * Makefile.in (DLL_OFILES): Add devices.o, fhandler_fifo.o * dcrt0.cc (dll_crt0_1): Call device::init. * devices.h: Renumber devices based on more Linux-like major/minor numbers. Add more devices. Declare standard device storage. (device): Declare struct. * dir.cc (opendir): Use new 'build_fh_name' to construct a fhandler_* type. * dtable.cc (dtable::get_debugger_info): Ditto. (cygwin_attach_handle_to_fd): Ditto. (dtable::release): Remove special FH_SOCKET case in favor of generic "need_fixup_before" test. (dtable::init_std_file_from_handle): Use either build_fh_dev or build_fh_name to build standard fhandler. (dtable::build_fh_name): Renamed from dtable::build_fhandler_from_name. Move out of dtable class. Don't accept a path_conv argument. Just build it here and pass it to: (build_fh_pc): Renamed from dtable::build_fhandler. Move out of dtable class. Use intrinsic device type in path_conv to create new fhandler. (build_fh_dev): Renamed from dtable::build_fhandler. Move out of dtable class. Simplify arguments to just take new 'device' type and a name. Just return pointer to fhandler rather than trying to insert into dtable. (dtable::dup_worker): Accommodate above build_fh name changes. (dtable::find_fifo): New (currently broken) function. (handle_to_fn): Use strechr for efficiency. * dtable.h: Reflect above build_fh name changes and argument differences. (fhandler_base *&operator []): Return self rather than copy of self. * fhandler.cc (fhandler_base::operator =): Use pc element to set normalized path. (fhandler_base::set_name): Ditto. (fhandler_base::raw_read): Use method to access name. (fhandler_base::write): Correctly use get_output_handle rather than get_handle. (handler_base::device_access_denied): New function. (fhandler_base::open): Eliminate pc argument and use pc element of fhandler_base throughout. (fhandler_base::fstat): Detect if device is based in filesystem and use fstat_fs to calculate stat, if so. (fhandler_base::fhandler_base): Eliminate handling of file names and, instead, just free appropriate component from pc. (fhandler_base::opendir): Remove path_conv parameter. * fhandler.h: Remove all device flags. (fhandler_base::pc): New element. (fhandler_base::set_name): Change argument to path_conv. (fhandler_base::error): New function. (fhandler_base::exists): New function. (fhandler_base::pc_binmode): New function. (fhandler_base::dev): New function. (fhandler_base::open_fs): New function. (fhandler_base::fstat_fs): New function. (fhandler_base::fstat_by_name): New function. (fhandler_base::fstat_by_handle): New function. (fhandler_base::isfifo): New function. (fhandler_base::is_slow): New function. (fhandler_base::is_auto_device): New function. (fhandler_base::is_fs_special): New function. (fhandler_base::device_access_denied): New function. (fhandler_base::operator DWORD&): New operator. (fhandler_base::get_name): Return normalized path from pc. (fhandler_base::get_win32_name): Return windows path from pc. (fhandler_base::isdevice): Renamed from is_device. (fhandler_base::get_native_name): Return device format. (fhandler_fifo): New class. (fhandler_nodevice): New class. (select_stuff::device_specific): Remove array. (select_stuff::device_specific_pipe): New class element. (select_stuff::device_specific_socket): New class element. (select_stuff::device_specific_serial): New class element. (select_stuff::select_stuff): Initialize new elements. * fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Move to base class from fhandler_disk_file. (fhandler_base::fstat_by_name): Ditto. (fhandler_base::fstat_by_name): Ditto. (fhandler_disk_file::open): Move most functionality into fhandler_base::open_fs. (fhandler_base::open_fs): New function. (fhandler_disk_file::close): Move most functionality into fhandler_base::close_fs. (fhandler_base::close_fs): New function. * fhandler_mem.cc (fhandler_dev_mem::open): Use device name in debugging output. * fhandler_socket.cc (fhandler_socket::set_connect_secret): Copy standard urandom device into appropriate place. (fhandler_socket::accept): Reflect change in fdsock return value. * fhandler_tty.cc: See "throughouts" above. * net.cc: Accommodate fdsock change throughout. (fdsock): Return success or failure, accept fd argument and device argument. * path.cc (symlink_info::major): New element. (symlink_info::minor): New element. (symlink_info::parse_device): Declare new function. (fs_info::update): Accommodate changes in path_conv class. (path_conv::fillin): Ditto. (path_conv::return_and_clear_normalized_path): Eliminate. (path_conv::set_normalized_path): New function. (path_conv::path_conv): Set info in dev element. Use path_conv methods Check for FH_FS rather than FH_BAD to indicate when to fill in filesystem stuff. where appropriate rather than direct access. Use set_normalized_path to set normalized path. (windows_device_names): Eliminate. (get_dev): Ditto. (get_raw_device_number): Ditto. (get_device_number): Ditto. (win32_device_name): Call new device name parser to do most of the heavy lifting. (mount_info::conv_to_win32_path): Fill in dev field as appropriate. (symlink_worker): Handle new device files. (symlink_info::check): Ditto. (symlink_info::parse_device): Define new function. * path.h (executable_states): Move here from fhandler.h. (fs_info): Rename variables to *_storage and create methods for accessing same. (path_conv): Add dev element, remove devn and unit and adjust inline methods to accommodate. (set_normalized_path): Declare new function. * pinfo.cc (_pinfo::commune_recv): Add broken support for handling fifos. (_pinfo::commune_send): Ditto. * pipe.cc (fhandler_pipe::close): check for existence of handle before closing it. (handler_pipe::create): Rename from make_pipe. Change arguments to accept fhandler_pipe array. Accommodate fifos. (pipe): Rework to deal with fhandler_pipe::create changes. (_pipe): Ditto. * select.cc: Use individual device_specific types throughout rather than indexing with obsolete device number. (set_bits): Use is_socket call rather than checking device number. * shared_info.h (CURR_MOUNT_MAGIC): Update. (conv_to_win32_path): Reflect addition of device argument. * syscalls.cc (mknod_worker): New function. (open): Use build_fh_name to build fhandler. (chown_worker): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. (chmod_device): New function. (chmod): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. Use chmod_device to set mode of in-filesystem devices. (stat_worker): Eliminate path_conv argument. Call build_fh_name to construct fhandler. Use fh->error() rather than pc->error to detect errors in fhandler construction. (access_worker): New function pulled from access. Accommodate in-filesystem devices. (access): Use access_worker. (fpathconf): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. (mknod_worker): New function. (mknod32): New function. (chroot): Free normalized path -- assuming it was actually cmalloced. * tty.cc (create_tty_master): Tweak for new device class. (tty::common_init): Ditto. * winsup.h (stat_worker): Remove. (symlink_worker): Declare. * exceptions.cc (set_process_mask): Just call sig_dispatch_pending and don't worry about pending_signals since sig_dispatch_pending should always do the right thing now. (sig_handle): Reorganize SIGCONT handling to more closely conform to SUSv3. * pinfo.h: Move __SIG enum to sigproc.h. (PICOM_FIFO): New enum element. (_pinfo): Remove 'thread2signal' stuff throughout class. (_pinfo::commune_send): Make varargs. (_pinfo::sigtodo): Eliminate. (_pinfo::thread2signal): Ditto. * signal.cc (kill_worker): Eliminate call to setthread2signal. * sigproc.cc (local_sigtodo): Eliminate. (getlocal_sigtodo): Ditto. (sigelem): New class. (pending_signals): New class. (sigqueue): New variable, start of sigqueue linked list. (sigcatch_nonmain): Eliminate. (sigcatch_main): Eliminate. (sigcatch_nosync): Eliminate. (sigcomplete_nonmain): Eliminate. (pending_signals): Eliminate. (sig_clear): Call signal thread to clear pending signals, unless already in signal thread. (sigpending): Call signal thread to get pending signals. (sig_dispatch_pending): Eliminate use of pending_signals and just check sigqueue. (sigproc_terminate): Eliminate all of the obsolete semaphore stuff. Close signal pipe handle. (sig_send): Eliminate all of the obsolete semaphore stuff and use pipe to send signals. (getevent): Eliminate. (pending_signals::add): New function. (pending_signals::del): New function. (pending_signals::next): New function. (wait_sig): Eliminate all of the obsolete semaphore stuff. Use pipe to communicate and maintain a linked list of signals. * sigproc.h: Move __SIG defines here. Add __SIGPENDING. (sig_dispatch_pending): Remove "C" specifier. (sig_handle): Accept a mask argument. * thread.cc: Remove signal handling considerations throughout.
2003-09-25 08:37:18 +08:00
/* Record the file name. and name hash */
void
fhandler_base::set_name (path_conv &in_pc)
2000-02-18 03:38:33 +08:00
{
* devices.cc: New file. * devices.gperf: New file. * devices.shilka: New file. * cygwin-gperf: New file. * cygwin-shilka: New file. * fhandler_fifo.cc: New file. * fhandler_nodevice.cc : New file. Reorganize headers so that path.h precedes fhandler.h throughout. Remove device argument and unit arguments from fhandler constructors throughout. Remove pc arguments to fhandler functions and use internal pc element instead, throughout. Use dev element in pc throughout. Use major/minor elements rather than units and device numbers previously in fhandler class. Use correct methods for fhandler file names rather than directly accessing file name variables, throughout. * Makefile.in (DLL_OFILES): Add devices.o, fhandler_fifo.o * dcrt0.cc (dll_crt0_1): Call device::init. * devices.h: Renumber devices based on more Linux-like major/minor numbers. Add more devices. Declare standard device storage. (device): Declare struct. * dir.cc (opendir): Use new 'build_fh_name' to construct a fhandler_* type. * dtable.cc (dtable::get_debugger_info): Ditto. (cygwin_attach_handle_to_fd): Ditto. (dtable::release): Remove special FH_SOCKET case in favor of generic "need_fixup_before" test. (dtable::init_std_file_from_handle): Use either build_fh_dev or build_fh_name to build standard fhandler. (dtable::build_fh_name): Renamed from dtable::build_fhandler_from_name. Move out of dtable class. Don't accept a path_conv argument. Just build it here and pass it to: (build_fh_pc): Renamed from dtable::build_fhandler. Move out of dtable class. Use intrinsic device type in path_conv to create new fhandler. (build_fh_dev): Renamed from dtable::build_fhandler. Move out of dtable class. Simplify arguments to just take new 'device' type and a name. Just return pointer to fhandler rather than trying to insert into dtable. (dtable::dup_worker): Accommodate above build_fh name changes. (dtable::find_fifo): New (currently broken) function. (handle_to_fn): Use strechr for efficiency. * dtable.h: Reflect above build_fh name changes and argument differences. (fhandler_base *&operator []): Return self rather than copy of self. * fhandler.cc (fhandler_base::operator =): Use pc element to set normalized path. (fhandler_base::set_name): Ditto. (fhandler_base::raw_read): Use method to access name. (fhandler_base::write): Correctly use get_output_handle rather than get_handle. (handler_base::device_access_denied): New function. (fhandler_base::open): Eliminate pc argument and use pc element of fhandler_base throughout. (fhandler_base::fstat): Detect if device is based in filesystem and use fstat_fs to calculate stat, if so. (fhandler_base::fhandler_base): Eliminate handling of file names and, instead, just free appropriate component from pc. (fhandler_base::opendir): Remove path_conv parameter. * fhandler.h: Remove all device flags. (fhandler_base::pc): New element. (fhandler_base::set_name): Change argument to path_conv. (fhandler_base::error): New function. (fhandler_base::exists): New function. (fhandler_base::pc_binmode): New function. (fhandler_base::dev): New function. (fhandler_base::open_fs): New function. (fhandler_base::fstat_fs): New function. (fhandler_base::fstat_by_name): New function. (fhandler_base::fstat_by_handle): New function. (fhandler_base::isfifo): New function. (fhandler_base::is_slow): New function. (fhandler_base::is_auto_device): New function. (fhandler_base::is_fs_special): New function. (fhandler_base::device_access_denied): New function. (fhandler_base::operator DWORD&): New operator. (fhandler_base::get_name): Return normalized path from pc. (fhandler_base::get_win32_name): Return windows path from pc. (fhandler_base::isdevice): Renamed from is_device. (fhandler_base::get_native_name): Return device format. (fhandler_fifo): New class. (fhandler_nodevice): New class. (select_stuff::device_specific): Remove array. (select_stuff::device_specific_pipe): New class element. (select_stuff::device_specific_socket): New class element. (select_stuff::device_specific_serial): New class element. (select_stuff::select_stuff): Initialize new elements. * fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Move to base class from fhandler_disk_file. (fhandler_base::fstat_by_name): Ditto. (fhandler_base::fstat_by_name): Ditto. (fhandler_disk_file::open): Move most functionality into fhandler_base::open_fs. (fhandler_base::open_fs): New function. (fhandler_disk_file::close): Move most functionality into fhandler_base::close_fs. (fhandler_base::close_fs): New function. * fhandler_mem.cc (fhandler_dev_mem::open): Use device name in debugging output. * fhandler_socket.cc (fhandler_socket::set_connect_secret): Copy standard urandom device into appropriate place. (fhandler_socket::accept): Reflect change in fdsock return value. * fhandler_tty.cc: See "throughouts" above. * net.cc: Accommodate fdsock change throughout. (fdsock): Return success or failure, accept fd argument and device argument. * path.cc (symlink_info::major): New element. (symlink_info::minor): New element. (symlink_info::parse_device): Declare new function. (fs_info::update): Accommodate changes in path_conv class. (path_conv::fillin): Ditto. (path_conv::return_and_clear_normalized_path): Eliminate. (path_conv::set_normalized_path): New function. (path_conv::path_conv): Set info in dev element. Use path_conv methods Check for FH_FS rather than FH_BAD to indicate when to fill in filesystem stuff. where appropriate rather than direct access. Use set_normalized_path to set normalized path. (windows_device_names): Eliminate. (get_dev): Ditto. (get_raw_device_number): Ditto. (get_device_number): Ditto. (win32_device_name): Call new device name parser to do most of the heavy lifting. (mount_info::conv_to_win32_path): Fill in dev field as appropriate. (symlink_worker): Handle new device files. (symlink_info::check): Ditto. (symlink_info::parse_device): Define new function. * path.h (executable_states): Move here from fhandler.h. (fs_info): Rename variables to *_storage and create methods for accessing same. (path_conv): Add dev element, remove devn and unit and adjust inline methods to accommodate. (set_normalized_path): Declare new function. * pinfo.cc (_pinfo::commune_recv): Add broken support for handling fifos. (_pinfo::commune_send): Ditto. * pipe.cc (fhandler_pipe::close): check for existence of handle before closing it. (handler_pipe::create): Rename from make_pipe. Change arguments to accept fhandler_pipe array. Accommodate fifos. (pipe): Rework to deal with fhandler_pipe::create changes. (_pipe): Ditto. * select.cc: Use individual device_specific types throughout rather than indexing with obsolete device number. (set_bits): Use is_socket call rather than checking device number. * shared_info.h (CURR_MOUNT_MAGIC): Update. (conv_to_win32_path): Reflect addition of device argument. * syscalls.cc (mknod_worker): New function. (open): Use build_fh_name to build fhandler. (chown_worker): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. (chmod_device): New function. (chmod): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. Use chmod_device to set mode of in-filesystem devices. (stat_worker): Eliminate path_conv argument. Call build_fh_name to construct fhandler. Use fh->error() rather than pc->error to detect errors in fhandler construction. (access_worker): New function pulled from access. Accommodate in-filesystem devices. (access): Use access_worker. (fpathconf): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. (mknod_worker): New function. (mknod32): New function. (chroot): Free normalized path -- assuming it was actually cmalloced. * tty.cc (create_tty_master): Tweak for new device class. (tty::common_init): Ditto. * winsup.h (stat_worker): Remove. (symlink_worker): Declare. * exceptions.cc (set_process_mask): Just call sig_dispatch_pending and don't worry about pending_signals since sig_dispatch_pending should always do the right thing now. (sig_handle): Reorganize SIGCONT handling to more closely conform to SUSv3. * pinfo.h: Move __SIG enum to sigproc.h. (PICOM_FIFO): New enum element. (_pinfo): Remove 'thread2signal' stuff throughout class. (_pinfo::commune_send): Make varargs. (_pinfo::sigtodo): Eliminate. (_pinfo::thread2signal): Ditto. * signal.cc (kill_worker): Eliminate call to setthread2signal. * sigproc.cc (local_sigtodo): Eliminate. (getlocal_sigtodo): Ditto. (sigelem): New class. (pending_signals): New class. (sigqueue): New variable, start of sigqueue linked list. (sigcatch_nonmain): Eliminate. (sigcatch_main): Eliminate. (sigcatch_nosync): Eliminate. (sigcomplete_nonmain): Eliminate. (pending_signals): Eliminate. (sig_clear): Call signal thread to clear pending signals, unless already in signal thread. (sigpending): Call signal thread to get pending signals. (sig_dispatch_pending): Eliminate use of pending_signals and just check sigqueue. (sigproc_terminate): Eliminate all of the obsolete semaphore stuff. Close signal pipe handle. (sig_send): Eliminate all of the obsolete semaphore stuff and use pipe to send signals. (getevent): Eliminate. (pending_signals::add): New function. (pending_signals::del): New function. (pending_signals::next): New function. (wait_sig): Eliminate all of the obsolete semaphore stuff. Use pipe to communicate and maintain a linked list of signals. * sigproc.h: Move __SIG defines here. Add __SIGPENDING. (sig_dispatch_pending): Remove "C" specifier. (sig_handle): Accept a mask argument. * thread.cc: Remove signal handling considerations throughout.
2003-09-25 08:37:18 +08:00
memcpy (&pc, &in_pc, in_pc.size ());
pc.set_normalized_path (in_pc.normalized_path, false);
Add "path.h" include throughout, where needed. Use new path_conv methods and operators to simplify testing for directory and attributes, throughout. * path.h (path_conv::exists): New method. (path_conv::has_attribute): Ditto. (path_conv::isdir): Ditto. (path_conv::DWORD &): New operator. (path_conv::int &): Ditto. * dir.cc (rmdir): Eliminate a goto. * dtable.cc (dtable::build_fhandler): Accept opt and suffix info for path_conv.check. Return fh == NULL on path_conv error. Pass unit to set_name as appropriate. (dtable::reset_unix_path_name): New method. * dtable.h (dtable): Declare new method. Reflect arg changes to build_fhandler. * fhandler.cc (fhandler_disk_dummy_name): Eliminate. (fhandler_base::set_name): Expect paths to be NULL. Build unix_path_name from win32_path_name when it is a device. (fhandler_base::reset_unix_path_name): New method. (fhandler_base::raw_read): Report EISDIR when ERROR_INVALID_FUNCTION or ERROR_INVALID_PARAMETER and reading a directory. (fhandler_disk_file::fstat): Don't call stat_dev since we should now never be calling fhandler_disk_file methods with devices. (fhandler_base::fhandler_base): Clear {unix,win32}_path_name. (fhandler_base::~fhandler_base): Always free {unix,win32}_path_name. (fhandler_disk_file::fhandler_disk_file): Remove set_no_free_names kludge. (fhandler_disk_file::open): Ditto. * fhandler.h (fhandler_base::no_free_names): Eliminate. (fhandler_base::set_no_free_names): Ditto. * fhandler_tty.cc (fhandler_tty_slave::fhandler_tty_slave): Don't set unix_path_name here. * path.cc (fchdir): Lock fd table throughout. Use new dtable::reset_unix_path_name method to reset path. * syscalls.cc (stat_worker): Reorganize to always call fstat method. Pass path_conv method to fhandler_*::open. (chroot): Elminate a goto.
2001-10-01 12:10:07 +08:00
}
* cygheap.h (class cygheap_fdenum): New class to enumerate used fhandlers. * dtable.h (class dtable): Add cygheap_fdenum as friend class. * fhandler.h (fhandler_base::get_proc_fd_name): New virtual method to return a name for /proc/<pid>/fd. (fhandler_socket::get_proc_fd_name): Ditto. (fhandler_pipe::get_proc_fd_name): Ditto. (fhandler_virtual::opendir): Make virtual method. (fhandler_process::opendir): New method. * fhandler.cc (fhandler_base::get_proc_fd_name): New method. * fhandler_process.cc: Include ctype.h. (PROCESS_FD): Define. (process_listing): Add "fd". (fhandler_process::exists): Fix comment. Return 1 in case of "fd" directory. Handle files below "fd". (fhandler_process::fstat): Drop "self" handling. Set correct link count for directories. (fhandler_process::opendir): New method to handle "fd" directory. (fhandler_process::readdir): Add "fd" handling. (fhandler_process::open): Drop "self" handling. (fhandler_process::fill_filebuf): Ditto. Add "fd" handling. Fix "maps" output string. * fhandler_registry.cc (fhandler_registry::fstat): Set correct link count for directories. * fhandler_socket.cc (fhandler_socket::get_proc_fd_name): New method. * path.cc (symlink_info::set): Fix thinko. * pinfo.cc (_pinfo::commune_recv): Rename pathbuf to path throughout. Drop local path variable in PICOM_FIFO case. Fix debug output. Close handles as early as possible. Add PICOM_FDS and PICOM_FD handling. (_pinfo::commune_send): Add PICOM_FDS and PICOM_FD handling. (_pinfo::fd): New method. (_pinfo::fds): New method. * pinfo.h (enum picom): Add PICOM_FDS and PICOM_FD. (_pinfo::fd): Declare. (_pinfo::fds): Declare. * pipe.cc (fhandler_pipe::get_proc_fd_name): New method.
2005-01-31 18:28:55 +08:00
char *fhandler_base::get_proc_fd_name (char *buf)
{
if (get_name ())
return strcpy (buf, get_name ());
if (dev ().name)
return strcpy (buf, dev ().name);
return strcpy (buf, "");
* cygheap.h (class cygheap_fdenum): New class to enumerate used fhandlers. * dtable.h (class dtable): Add cygheap_fdenum as friend class. * fhandler.h (fhandler_base::get_proc_fd_name): New virtual method to return a name for /proc/<pid>/fd. (fhandler_socket::get_proc_fd_name): Ditto. (fhandler_pipe::get_proc_fd_name): Ditto. (fhandler_virtual::opendir): Make virtual method. (fhandler_process::opendir): New method. * fhandler.cc (fhandler_base::get_proc_fd_name): New method. * fhandler_process.cc: Include ctype.h. (PROCESS_FD): Define. (process_listing): Add "fd". (fhandler_process::exists): Fix comment. Return 1 in case of "fd" directory. Handle files below "fd". (fhandler_process::fstat): Drop "self" handling. Set correct link count for directories. (fhandler_process::opendir): New method to handle "fd" directory. (fhandler_process::readdir): Add "fd" handling. (fhandler_process::open): Drop "self" handling. (fhandler_process::fill_filebuf): Ditto. Add "fd" handling. Fix "maps" output string. * fhandler_registry.cc (fhandler_registry::fstat): Set correct link count for directories. * fhandler_socket.cc (fhandler_socket::get_proc_fd_name): New method. * path.cc (symlink_info::set): Fix thinko. * pinfo.cc (_pinfo::commune_recv): Rename pathbuf to path throughout. Drop local path variable in PICOM_FIFO case. Fix debug output. Close handles as early as possible. Add PICOM_FDS and PICOM_FD handling. (_pinfo::commune_send): Add PICOM_FDS and PICOM_FD handling. (_pinfo::fd): New method. (_pinfo::fds): New method. * pinfo.h (enum picom): Add PICOM_FDS and PICOM_FD. (_pinfo::fd): Declare. (_pinfo::fds): Declare. * pipe.cc (fhandler_pipe::get_proc_fd_name): New method.
2005-01-31 18:28:55 +08:00
}
/* Detect if we are sitting at EOF for conditions where Windows
returns an error but UNIX doesn't. */
static int __stdcall
is_at_eof (HANDLE h, DWORD err)
{
DWORD size, upper1, curr;
size = GetFileSize (h, &upper1);
if (size != INVALID_FILE_SIZE || GetLastError () == NO_ERROR)
{
LONG upper2 = 0;
curr = SetFilePointer (h, 0, &upper2, FILE_CURRENT);
if (curr == size && upper1 == (DWORD) upper2)
return 1;
}
SetLastError (err);
return 0;
}
void
fhandler_base::set_flags (int flags, int supplied_bin)
{
int bin;
int fmode;
debug_printf ("flags %p, supplied_bin %p", flags, supplied_bin);
if ((bin = flags & (O_BINARY | O_TEXT)))
debug_printf ("O_TEXT/O_BINARY set in flags %p", bin);
* Use new unified status_flag accessor methods from classes fhandler_*, tty_min, mtinfo and fs_info thoroughout. * fhandler.h: Redefine all set_close_on_exec methods to take a bool argument. (enum conn_state): Rename from connect_state. (class fhandler_base): Rename some status flags to align with accessor method names. Drop encoded flag entirely. Unify status accessor methods. Const'ify all read accessor methods. (class fhandler_socket): Ditto. (class fhandler_dev_raw): Ditto. * fhandler_disk_file.cc (fhandler_base::fstat_fs): Use fs.fs_is_fat() instead of evaluating FATness of file system here. (fhandler_disk_file::opendir): Drop call to set_encoded(). (fhandler_disk_file::readdir): Use pc.isencoded() directly. * mtinfo.h (class mtinfo_drive): Const'ify all read accessor methods. * path.cc (fsinfo_cnt): Add. (fs_info::update): Accomodate class changes. Evaluate file system name specific flags right here. Add thread safety for reading and writing global fsinfo array. * path.h (enum path_types): Drop values for flags kept in fs already. (struct fs_info): Move status informatin into private struct type status_flags. Add accessor methods. Remove path and file system name string arrays in favor of status bits. (class path_conv): Use new fs_info status information where appropriate. (path_conf::fs_has_ea): Rename from fs_fast_ea. (path_conf::fs_has_acls): New method. (path_conf::root_dir): Remove. (path_conf::volname): Remove. * syscalls (statfs): Evaluate root dir locally. * tty.h (class tty_min): Unify status accessor methods. Const'ify all read accessor methods.
2004-04-10 21:45:10 +08:00
else if (rbinset () && wbinset ())
bin = rbinary () ? O_BINARY : O_TEXT; // FIXME: Not quite right
else if ((fmode = get_default_fmode (flags)) & O_BINARY)
bin = O_BINARY;
else if (fmode & O_TEXT)
bin = O_TEXT;
else if (supplied_bin)
bin = supplied_bin;
else
* Use new unified status_flag accessor methods from classes fhandler_*, tty_min, mtinfo and fs_info thoroughout. * fhandler.h: Redefine all set_close_on_exec methods to take a bool argument. (enum conn_state): Rename from connect_state. (class fhandler_base): Rename some status flags to align with accessor method names. Drop encoded flag entirely. Unify status accessor methods. Const'ify all read accessor methods. (class fhandler_socket): Ditto. (class fhandler_dev_raw): Ditto. * fhandler_disk_file.cc (fhandler_base::fstat_fs): Use fs.fs_is_fat() instead of evaluating FATness of file system here. (fhandler_disk_file::opendir): Drop call to set_encoded(). (fhandler_disk_file::readdir): Use pc.isencoded() directly. * mtinfo.h (class mtinfo_drive): Const'ify all read accessor methods. * path.cc (fsinfo_cnt): Add. (fs_info::update): Accomodate class changes. Evaluate file system name specific flags right here. Add thread safety for reading and writing global fsinfo array. * path.h (enum path_types): Drop values for flags kept in fs already. (struct fs_info): Move status informatin into private struct type status_flags. Add accessor methods. Remove path and file system name string arrays in favor of status bits. (class path_conv): Use new fs_info status information where appropriate. (path_conf::fs_has_ea): Rename from fs_fast_ea. (path_conf::fs_has_acls): New method. (path_conf::root_dir): Remove. (path_conf::volname): Remove. * syscalls (statfs): Evaluate root dir locally. * tty.h (class tty_min): Unify status accessor methods. Const'ify all read accessor methods.
2004-04-10 21:45:10 +08:00
bin = wbinary () || rbinary () || (binmode != O_TEXT)
? O_BINARY : O_TEXT;
openflags = flags | bin;
bin &= O_BINARY;
* Use new unified status_flag accessor methods from classes fhandler_*, tty_min, mtinfo and fs_info thoroughout. * fhandler.h: Redefine all set_close_on_exec methods to take a bool argument. (enum conn_state): Rename from connect_state. (class fhandler_base): Rename some status flags to align with accessor method names. Drop encoded flag entirely. Unify status accessor methods. Const'ify all read accessor methods. (class fhandler_socket): Ditto. (class fhandler_dev_raw): Ditto. * fhandler_disk_file.cc (fhandler_base::fstat_fs): Use fs.fs_is_fat() instead of evaluating FATness of file system here. (fhandler_disk_file::opendir): Drop call to set_encoded(). (fhandler_disk_file::readdir): Use pc.isencoded() directly. * mtinfo.h (class mtinfo_drive): Const'ify all read accessor methods. * path.cc (fsinfo_cnt): Add. (fs_info::update): Accomodate class changes. Evaluate file system name specific flags right here. Add thread safety for reading and writing global fsinfo array. * path.h (enum path_types): Drop values for flags kept in fs already. (struct fs_info): Move status informatin into private struct type status_flags. Add accessor methods. Remove path and file system name string arrays in favor of status bits. (class path_conv): Use new fs_info status information where appropriate. (path_conf::fs_has_ea): Rename from fs_fast_ea. (path_conf::fs_has_acls): New method. (path_conf::root_dir): Remove. (path_conf::volname): Remove. * syscalls (statfs): Evaluate root dir locally. * tty.h (class tty_min): Unify status accessor methods. Const'ify all read accessor methods.
2004-04-10 21:45:10 +08:00
rbinary (bin ? true : false);
wbinary (bin ? true : false);
syscall_printf ("filemode set to %s", bin ? "binary" : "text");
}
2000-02-18 03:38:33 +08:00
/* Normal file i/o handlers. */
/* Cover function to ReadFile to achieve (as much as possible) Posix style
semantics and use of errno. */
void
fhandler_base::raw_read (void *ptr, size_t& ulen)
2000-02-18 03:38:33 +08:00
{
2003-09-07 10:22:58 +08:00
#define bytes_read ulen
HANDLE h = NULL; /* grumble */
int prio = 0; /* ditto */
DWORD len = ulen;
ulen = (size_t) -1;
if (read_state)
{
h = GetCurrentThread ();
prio = GetThreadPriority (h);
SetThreadPriority (h, THREAD_PRIORITY_TIME_CRITICAL);
signal_read_state (1);
}
BOOL res = ReadFile (get_handle (), ptr, len, (DWORD *) &ulen, 0);
if (read_state)
{
signal_read_state (1);
SetThreadPriority (h, prio);
}
if (!res)
2000-02-18 03:38:33 +08:00
{
/* Some errors are not really errors. Detect such cases here. */
DWORD errcode = GetLastError ();
2000-02-18 03:38:33 +08:00
switch (errcode)
{
case ERROR_BROKEN_PIPE:
/* This is really EOF. */
bytes_read = 0;
break;
case ERROR_MORE_DATA:
/* `bytes_read' is supposedly valid. */
break;
case ERROR_NOACCESS:
if (is_at_eof (get_handle (), errcode))
{
bytes_read = 0;
break;
}
Add "path.h" include throughout, where needed. Use new path_conv methods and operators to simplify testing for directory and attributes, throughout. * path.h (path_conv::exists): New method. (path_conv::has_attribute): Ditto. (path_conv::isdir): Ditto. (path_conv::DWORD &): New operator. (path_conv::int &): Ditto. * dir.cc (rmdir): Eliminate a goto. * dtable.cc (dtable::build_fhandler): Accept opt and suffix info for path_conv.check. Return fh == NULL on path_conv error. Pass unit to set_name as appropriate. (dtable::reset_unix_path_name): New method. * dtable.h (dtable): Declare new method. Reflect arg changes to build_fhandler. * fhandler.cc (fhandler_disk_dummy_name): Eliminate. (fhandler_base::set_name): Expect paths to be NULL. Build unix_path_name from win32_path_name when it is a device. (fhandler_base::reset_unix_path_name): New method. (fhandler_base::raw_read): Report EISDIR when ERROR_INVALID_FUNCTION or ERROR_INVALID_PARAMETER and reading a directory. (fhandler_disk_file::fstat): Don't call stat_dev since we should now never be calling fhandler_disk_file methods with devices. (fhandler_base::fhandler_base): Clear {unix,win32}_path_name. (fhandler_base::~fhandler_base): Always free {unix,win32}_path_name. (fhandler_disk_file::fhandler_disk_file): Remove set_no_free_names kludge. (fhandler_disk_file::open): Ditto. * fhandler.h (fhandler_base::no_free_names): Eliminate. (fhandler_base::set_no_free_names): Ditto. * fhandler_tty.cc (fhandler_tty_slave::fhandler_tty_slave): Don't set unix_path_name here. * path.cc (fchdir): Lock fd table throughout. Use new dtable::reset_unix_path_name method to reset path. * syscalls.cc (stat_worker): Reorganize to always call fstat method. Pass path_conv method to fhandler_*::open. (chroot): Elminate a goto.
2001-10-01 12:10:07 +08:00
case ERROR_INVALID_FUNCTION:
case ERROR_INVALID_PARAMETER:
case ERROR_INVALID_HANDLE:
Add "path.h" include throughout, where needed. Use new path_conv methods and operators to simplify testing for directory and attributes, throughout. * path.h (path_conv::exists): New method. (path_conv::has_attribute): Ditto. (path_conv::isdir): Ditto. (path_conv::DWORD &): New operator. (path_conv::int &): Ditto. * dir.cc (rmdir): Eliminate a goto. * dtable.cc (dtable::build_fhandler): Accept opt and suffix info for path_conv.check. Return fh == NULL on path_conv error. Pass unit to set_name as appropriate. (dtable::reset_unix_path_name): New method. * dtable.h (dtable): Declare new method. Reflect arg changes to build_fhandler. * fhandler.cc (fhandler_disk_dummy_name): Eliminate. (fhandler_base::set_name): Expect paths to be NULL. Build unix_path_name from win32_path_name when it is a device. (fhandler_base::reset_unix_path_name): New method. (fhandler_base::raw_read): Report EISDIR when ERROR_INVALID_FUNCTION or ERROR_INVALID_PARAMETER and reading a directory. (fhandler_disk_file::fstat): Don't call stat_dev since we should now never be calling fhandler_disk_file methods with devices. (fhandler_base::fhandler_base): Clear {unix,win32}_path_name. (fhandler_base::~fhandler_base): Always free {unix,win32}_path_name. (fhandler_disk_file::fhandler_disk_file): Remove set_no_free_names kludge. (fhandler_disk_file::open): Ditto. * fhandler.h (fhandler_base::no_free_names): Eliminate. (fhandler_base::set_no_free_names): Ditto. * fhandler_tty.cc (fhandler_tty_slave::fhandler_tty_slave): Don't set unix_path_name here. * path.cc (fchdir): Lock fd table throughout. Use new dtable::reset_unix_path_name method to reset path. * syscalls.cc (stat_worker): Reorganize to always call fstat method. Pass path_conv method to fhandler_*::open. (chroot): Elminate a goto.
2001-10-01 12:10:07 +08:00
if (openflags & O_DIROPEN)
{
set_errno (EISDIR);
2003-09-07 10:22:58 +08:00
bytes_read = (size_t) -1;
break;
Add "path.h" include throughout, where needed. Use new path_conv methods and operators to simplify testing for directory and attributes, throughout. * path.h (path_conv::exists): New method. (path_conv::has_attribute): Ditto. (path_conv::isdir): Ditto. (path_conv::DWORD &): New operator. (path_conv::int &): Ditto. * dir.cc (rmdir): Eliminate a goto. * dtable.cc (dtable::build_fhandler): Accept opt and suffix info for path_conv.check. Return fh == NULL on path_conv error. Pass unit to set_name as appropriate. (dtable::reset_unix_path_name): New method. * dtable.h (dtable): Declare new method. Reflect arg changes to build_fhandler. * fhandler.cc (fhandler_disk_dummy_name): Eliminate. (fhandler_base::set_name): Expect paths to be NULL. Build unix_path_name from win32_path_name when it is a device. (fhandler_base::reset_unix_path_name): New method. (fhandler_base::raw_read): Report EISDIR when ERROR_INVALID_FUNCTION or ERROR_INVALID_PARAMETER and reading a directory. (fhandler_disk_file::fstat): Don't call stat_dev since we should now never be calling fhandler_disk_file methods with devices. (fhandler_base::fhandler_base): Clear {unix,win32}_path_name. (fhandler_base::~fhandler_base): Always free {unix,win32}_path_name. (fhandler_disk_file::fhandler_disk_file): Remove set_no_free_names kludge. (fhandler_disk_file::open): Ditto. * fhandler.h (fhandler_base::no_free_names): Eliminate. (fhandler_base::set_no_free_names): Ditto. * fhandler_tty.cc (fhandler_tty_slave::fhandler_tty_slave): Don't set unix_path_name here. * path.cc (fchdir): Lock fd table throughout. Use new dtable::reset_unix_path_name method to reset path. * syscalls.cc (stat_worker): Reorganize to always call fstat method. Pass path_conv method to fhandler_*::open. (chroot): Elminate a goto.
2001-10-01 12:10:07 +08:00
}
2000-02-18 03:38:33 +08:00
default:
syscall_printf ("ReadFile %s(%p) failed, %E", get_name (), get_handle ());
* Makefile.in: Add cygheap.o. * child_info.h: Add specific exec class. * cygheap.h: New file. Contains declarations for cygwin heap. * cygheap.cc: New file. Implements cygwin heap functions. * dcrt0.cc (quoted): Simplify due to new method for passing arguments between cygwin programs. (alloc_stack_hard_way): Attempt to handle overlapped stack. (dll_crt0_1): Move child_info processing here. Accomodate new method for passing arguments between cygwin programs. Initialize cygwin heap. Establish __argc and __argv variables. (_dll_crt0): Move most of child_info processing to dll_crt0_1. (cygwin_dll_init): Remove duplication. * dtable.cc (dtable::extend): Allocate dtable using cygwin heap. (dtable::build_fhandler): Ditto for fhandler type being constructed. (dtable::dup_worker): Free new fhandler from cygwin heap on error. (dtable::select_*): Don't assume that this == fdtab. (dtable::linearize_fd_array): Delete. (dtable::delinearize_fd_array): Delete. (dtable::fixup_after_exec): New file. (dtable::vfork_child_dup): Use cygwin heap. (dtable::vfork_parent_restore): Ditto. * dtable.h: Remove obsolete methods. Add new method. * environ.cc (posify): Eliminate already_posix parameter and logic. (envsize): New function. (_addenv): Use envsize. (environ_init): Accept an argument pointing to an existing environment list. If supplied, allocate space for this in the the program's heap. * fhandler.cc (fhandler_base::operator =): Move here from fhandler.h. Use cygwin heap to allocate filenames. (fhandler_base::set_name): Allocate/free names from cygwin heap. (fhandler_base::linearize): Delete. (fhandler_base::de_linearize): Delete. (fhandler_base::operator delete): Free from cygwin heap. (fhandler_base::~fhandler_base): Ditto. * fhandler.h: Accomodate elimination of *linearize and other changes above. * fhandler_console.cc (fhandler_console::fixup_after_exec): Rename from de_linearize. * heap.h: New file. * fhandler_tty.cc (fhandler_tty_slave::fhandler_tty_slave): Use cygwin heap for name. fhandler_tty::fixup_after_exec): Rename from de_linearize. * fork.cc (fork): Call cygheap_fixup_in_child. * heap.cc: Use declarations in heap.h. * malloc.cc: Sprinkle assertions throughout to catch attempts to free/realloc something from the cygwin heap. * path.cc: Throughout, eliminate use of per-thread cache for cwd. Use cwd_* functions rather than cwd_* variables to access cwd_win32 and cwd_posix. (cwd_win32): New function. (cwd_posix): New function. (cwd_hash): New function. (cwd_fixup_after_exec): New function. * path.h: Accomodate path.cc changes. * pinfo.cc (pinfo_init): Accept a pointer to an environment table. Pass this to environ_init. Eliminate old 'title' tests. * pinfo.h: Accomodate above change in argument. * spawn.cc (struct av): New method for building argv list. (av::unshift): New method. (spawn_guts): Allocate everything that the child process needs in the cygwin heap and pass a pointer to this to the child. Build argv list using new method. Eliminate delinearize stuff. * thread.h: Eliminate _cwd_win32 and _cwd_posix buffers. * winsup.h: Eliminate obsolete functions. Add envsize() declaration.
2000-09-03 12:16:35 +08:00
__seterrno_from_win_error (errcode);
2003-09-07 10:22:58 +08:00
bytes_read = (size_t) -1;
2000-02-18 03:38:33 +08:00
break;
}
}
#undef bytes_read
2000-02-18 03:38:33 +08:00
}
/* Cover function to WriteFile to provide Posix interface and semantics
(as much as possible). */
int
fhandler_base::raw_write (const void *ptr, size_t len)
{
DWORD bytes_written;
* devices.cc: New file. * devices.gperf: New file. * devices.shilka: New file. * cygwin-gperf: New file. * cygwin-shilka: New file. * fhandler_fifo.cc: New file. * fhandler_nodevice.cc : New file. Reorganize headers so that path.h precedes fhandler.h throughout. Remove device argument and unit arguments from fhandler constructors throughout. Remove pc arguments to fhandler functions and use internal pc element instead, throughout. Use dev element in pc throughout. Use major/minor elements rather than units and device numbers previously in fhandler class. Use correct methods for fhandler file names rather than directly accessing file name variables, throughout. * Makefile.in (DLL_OFILES): Add devices.o, fhandler_fifo.o * dcrt0.cc (dll_crt0_1): Call device::init. * devices.h: Renumber devices based on more Linux-like major/minor numbers. Add more devices. Declare standard device storage. (device): Declare struct. * dir.cc (opendir): Use new 'build_fh_name' to construct a fhandler_* type. * dtable.cc (dtable::get_debugger_info): Ditto. (cygwin_attach_handle_to_fd): Ditto. (dtable::release): Remove special FH_SOCKET case in favor of generic "need_fixup_before" test. (dtable::init_std_file_from_handle): Use either build_fh_dev or build_fh_name to build standard fhandler. (dtable::build_fh_name): Renamed from dtable::build_fhandler_from_name. Move out of dtable class. Don't accept a path_conv argument. Just build it here and pass it to: (build_fh_pc): Renamed from dtable::build_fhandler. Move out of dtable class. Use intrinsic device type in path_conv to create new fhandler. (build_fh_dev): Renamed from dtable::build_fhandler. Move out of dtable class. Simplify arguments to just take new 'device' type and a name. Just return pointer to fhandler rather than trying to insert into dtable. (dtable::dup_worker): Accommodate above build_fh name changes. (dtable::find_fifo): New (currently broken) function. (handle_to_fn): Use strechr for efficiency. * dtable.h: Reflect above build_fh name changes and argument differences. (fhandler_base *&operator []): Return self rather than copy of self. * fhandler.cc (fhandler_base::operator =): Use pc element to set normalized path. (fhandler_base::set_name): Ditto. (fhandler_base::raw_read): Use method to access name. (fhandler_base::write): Correctly use get_output_handle rather than get_handle. (handler_base::device_access_denied): New function. (fhandler_base::open): Eliminate pc argument and use pc element of fhandler_base throughout. (fhandler_base::fstat): Detect if device is based in filesystem and use fstat_fs to calculate stat, if so. (fhandler_base::fhandler_base): Eliminate handling of file names and, instead, just free appropriate component from pc. (fhandler_base::opendir): Remove path_conv parameter. * fhandler.h: Remove all device flags. (fhandler_base::pc): New element. (fhandler_base::set_name): Change argument to path_conv. (fhandler_base::error): New function. (fhandler_base::exists): New function. (fhandler_base::pc_binmode): New function. (fhandler_base::dev): New function. (fhandler_base::open_fs): New function. (fhandler_base::fstat_fs): New function. (fhandler_base::fstat_by_name): New function. (fhandler_base::fstat_by_handle): New function. (fhandler_base::isfifo): New function. (fhandler_base::is_slow): New function. (fhandler_base::is_auto_device): New function. (fhandler_base::is_fs_special): New function. (fhandler_base::device_access_denied): New function. (fhandler_base::operator DWORD&): New operator. (fhandler_base::get_name): Return normalized path from pc. (fhandler_base::get_win32_name): Return windows path from pc. (fhandler_base::isdevice): Renamed from is_device. (fhandler_base::get_native_name): Return device format. (fhandler_fifo): New class. (fhandler_nodevice): New class. (select_stuff::device_specific): Remove array. (select_stuff::device_specific_pipe): New class element. (select_stuff::device_specific_socket): New class element. (select_stuff::device_specific_serial): New class element. (select_stuff::select_stuff): Initialize new elements. * fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Move to base class from fhandler_disk_file. (fhandler_base::fstat_by_name): Ditto. (fhandler_base::fstat_by_name): Ditto. (fhandler_disk_file::open): Move most functionality into fhandler_base::open_fs. (fhandler_base::open_fs): New function. (fhandler_disk_file::close): Move most functionality into fhandler_base::close_fs. (fhandler_base::close_fs): New function. * fhandler_mem.cc (fhandler_dev_mem::open): Use device name in debugging output. * fhandler_socket.cc (fhandler_socket::set_connect_secret): Copy standard urandom device into appropriate place. (fhandler_socket::accept): Reflect change in fdsock return value. * fhandler_tty.cc: See "throughouts" above. * net.cc: Accommodate fdsock change throughout. (fdsock): Return success or failure, accept fd argument and device argument. * path.cc (symlink_info::major): New element. (symlink_info::minor): New element. (symlink_info::parse_device): Declare new function. (fs_info::update): Accommodate changes in path_conv class. (path_conv::fillin): Ditto. (path_conv::return_and_clear_normalized_path): Eliminate. (path_conv::set_normalized_path): New function. (path_conv::path_conv): Set info in dev element. Use path_conv methods Check for FH_FS rather than FH_BAD to indicate when to fill in filesystem stuff. where appropriate rather than direct access. Use set_normalized_path to set normalized path. (windows_device_names): Eliminate. (get_dev): Ditto. (get_raw_device_number): Ditto. (get_device_number): Ditto. (win32_device_name): Call new device name parser to do most of the heavy lifting. (mount_info::conv_to_win32_path): Fill in dev field as appropriate. (symlink_worker): Handle new device files. (symlink_info::check): Ditto. (symlink_info::parse_device): Define new function. * path.h (executable_states): Move here from fhandler.h. (fs_info): Rename variables to *_storage and create methods for accessing same. (path_conv): Add dev element, remove devn and unit and adjust inline methods to accommodate. (set_normalized_path): Declare new function. * pinfo.cc (_pinfo::commune_recv): Add broken support for handling fifos. (_pinfo::commune_send): Ditto. * pipe.cc (fhandler_pipe::close): check for existence of handle before closing it. (handler_pipe::create): Rename from make_pipe. Change arguments to accept fhandler_pipe array. Accommodate fifos. (pipe): Rework to deal with fhandler_pipe::create changes. (_pipe): Ditto. * select.cc: Use individual device_specific types throughout rather than indexing with obsolete device number. (set_bits): Use is_socket call rather than checking device number. * shared_info.h (CURR_MOUNT_MAGIC): Update. (conv_to_win32_path): Reflect addition of device argument. * syscalls.cc (mknod_worker): New function. (open): Use build_fh_name to build fhandler. (chown_worker): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. (chmod_device): New function. (chmod): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. Use chmod_device to set mode of in-filesystem devices. (stat_worker): Eliminate path_conv argument. Call build_fh_name to construct fhandler. Use fh->error() rather than pc->error to detect errors in fhandler construction. (access_worker): New function pulled from access. Accommodate in-filesystem devices. (access): Use access_worker. (fpathconf): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. (mknod_worker): New function. (mknod32): New function. (chroot): Free normalized path -- assuming it was actually cmalloced. * tty.cc (create_tty_master): Tweak for new device class. (tty::common_init): Ditto. * winsup.h (stat_worker): Remove. (symlink_worker): Declare. * exceptions.cc (set_process_mask): Just call sig_dispatch_pending and don't worry about pending_signals since sig_dispatch_pending should always do the right thing now. (sig_handle): Reorganize SIGCONT handling to more closely conform to SUSv3. * pinfo.h: Move __SIG enum to sigproc.h. (PICOM_FIFO): New enum element. (_pinfo): Remove 'thread2signal' stuff throughout class. (_pinfo::commune_send): Make varargs. (_pinfo::sigtodo): Eliminate. (_pinfo::thread2signal): Ditto. * signal.cc (kill_worker): Eliminate call to setthread2signal. * sigproc.cc (local_sigtodo): Eliminate. (getlocal_sigtodo): Ditto. (sigelem): New class. (pending_signals): New class. (sigqueue): New variable, start of sigqueue linked list. (sigcatch_nonmain): Eliminate. (sigcatch_main): Eliminate. (sigcatch_nosync): Eliminate. (sigcomplete_nonmain): Eliminate. (pending_signals): Eliminate. (sig_clear): Call signal thread to clear pending signals, unless already in signal thread. (sigpending): Call signal thread to get pending signals. (sig_dispatch_pending): Eliminate use of pending_signals and just check sigqueue. (sigproc_terminate): Eliminate all of the obsolete semaphore stuff. Close signal pipe handle. (sig_send): Eliminate all of the obsolete semaphore stuff and use pipe to send signals. (getevent): Eliminate. (pending_signals::add): New function. (pending_signals::del): New function. (pending_signals::next): New function. (wait_sig): Eliminate all of the obsolete semaphore stuff. Use pipe to communicate and maintain a linked list of signals. * sigproc.h: Move __SIG defines here. Add __SIGPENDING. (sig_dispatch_pending): Remove "C" specifier. (sig_handle): Accept a mask argument. * thread.cc: Remove signal handling considerations throughout.
2003-09-25 08:37:18 +08:00
if (!WriteFile (get_output_handle (), ptr, len, &bytes_written, 0))
2000-02-18 03:38:33 +08:00
{
if (GetLastError () == ERROR_DISK_FULL && bytes_written > 0)
goto written;
2000-02-18 03:38:33 +08:00
__seterrno ();
if (get_errno () == EPIPE)
raise (SIGPIPE);
return -1;
}
written:
2000-02-18 03:38:33 +08:00
return bytes_written;
}
#define ACCFLAGS(x) (x & (O_RDONLY | O_WRONLY | O_RDWR))
int
fhandler_base::get_default_fmode (int flags)
{
* debug.h (handle_list): Move here from debug.cc. Add "inherit" flag functionality. * cygheap.cc (init_cheap): Move cygheap_max calculation to _csbrk. (_csbrk): Reorganize to not assume first allocation is <= 1 page. (cygheap_setup_for_child): Mark protected handle as inheritable. * cygheap.h (cygheap_debug): New struct. (init_cygheap): Add new structure when debugging. * dcrt0.cc (dll_crt0_1): Remove call to debug_init. Close ppid_handle here, if appropriate. Don't protect subproc_ready, since it is already protected in the parent. Call memory_init prior to ProtectHandle to ensure that cygheap is set up. Call debug_fixup_after_fork_exec when appropriate. (_dll_crt0): Don't close ppid_handle here. * debug.cc: Use cygheap debug structure rather than static elements throughout. (add_handle): Don't issue a warning if attempt to protect handle in exactly the same way from exactly the same place. Add pid info to warning output. Accept additional argument controlling whether handle is to be inherited. Add pid to stored information. (debug_fixup_after_fork_exec): Renamed from debug_fixup_after_fork. Reorganize to avoid erroneously skipping handles. (mark_closed): Add pid info to warning output. (setclexec): Rename from setclexec_pid. * fhandler.cc (fhandler_base::get_default_fmode): Minor reorg. (fhandler_base::fstat): Add debugging output. (fhandler_base::set_inheritance): Call setclexec rather than setclexec_pid. (fhandler_base::fork_fixup): Ditto. * fhandler_console.cc (get_tty_stuff): Mark protected handle as inheritable. * fhandler_tty.cc (fhandler_tty_slave::open): Ditto. * tty.cc (tty::make_pipes): Ditto. (tty::common_init): Ditto. * fork.cc (fork_parent): Ditto. (fork_child): Close protected handles with correct name. Remove debug_fixup_after_fork call. * fhandler_socket.cc (fhandler_socket::create_secret_event): Mark protected handle as inheritable/non-inheritable, as appropriate. * shared.cc (memory_init): Mark protected handle as inheritable. Call debug_init here. * sigproc.cc (wait_sig): Close protected handle with correct name. * spawn.cc (spawn_guts): Rename spr to subproc_ready and mark it as inheritable. * exceptions.cc (debugger_command): Try to run dumper.exe, if found. * syscalls.cc (fstat64): Don't follow symlinks for path_conv lookup since path is already resolved.
2002-07-14 04:00:27 +08:00
int fmode = __fmode;
if (perfile_table)
{
size_t nlen = strlen (get_name ());
unsigned accflags = ACCFLAGS (flags);
for (__cygwin_perfile *pf = perfile_table; pf->name; pf++)
if (!*pf->name && ACCFLAGS (pf->flags) == accflags)
* debug.h (handle_list): Move here from debug.cc. Add "inherit" flag functionality. * cygheap.cc (init_cheap): Move cygheap_max calculation to _csbrk. (_csbrk): Reorganize to not assume first allocation is <= 1 page. (cygheap_setup_for_child): Mark protected handle as inheritable. * cygheap.h (cygheap_debug): New struct. (init_cygheap): Add new structure when debugging. * dcrt0.cc (dll_crt0_1): Remove call to debug_init. Close ppid_handle here, if appropriate. Don't protect subproc_ready, since it is already protected in the parent. Call memory_init prior to ProtectHandle to ensure that cygheap is set up. Call debug_fixup_after_fork_exec when appropriate. (_dll_crt0): Don't close ppid_handle here. * debug.cc: Use cygheap debug structure rather than static elements throughout. (add_handle): Don't issue a warning if attempt to protect handle in exactly the same way from exactly the same place. Add pid info to warning output. Accept additional argument controlling whether handle is to be inherited. Add pid to stored information. (debug_fixup_after_fork_exec): Renamed from debug_fixup_after_fork. Reorganize to avoid erroneously skipping handles. (mark_closed): Add pid info to warning output. (setclexec): Rename from setclexec_pid. * fhandler.cc (fhandler_base::get_default_fmode): Minor reorg. (fhandler_base::fstat): Add debugging output. (fhandler_base::set_inheritance): Call setclexec rather than setclexec_pid. (fhandler_base::fork_fixup): Ditto. * fhandler_console.cc (get_tty_stuff): Mark protected handle as inheritable. * fhandler_tty.cc (fhandler_tty_slave::open): Ditto. * tty.cc (tty::make_pipes): Ditto. (tty::common_init): Ditto. * fork.cc (fork_parent): Ditto. (fork_child): Close protected handles with correct name. Remove debug_fixup_after_fork call. * fhandler_socket.cc (fhandler_socket::create_secret_event): Mark protected handle as inheritable/non-inheritable, as appropriate. * shared.cc (memory_init): Mark protected handle as inheritable. Call debug_init here. * sigproc.cc (wait_sig): Close protected handle with correct name. * spawn.cc (spawn_guts): Rename spr to subproc_ready and mark it as inheritable. * exceptions.cc (debugger_command): Try to run dumper.exe, if found. * syscalls.cc (fstat64): Don't follow symlinks for path_conv lookup since path is already resolved.
2002-07-14 04:00:27 +08:00
{
fmode = pf->flags & ~(O_RDONLY | O_WRONLY | O_RDWR);
break;
}
else
{
size_t pflen = strlen (pf->name);
const char *stem = get_name () + nlen - pflen;
if (pflen > nlen || (stem != get_name () && !isdirsep (stem[-1])))
continue;
else if (ACCFLAGS (pf->flags) == accflags && strcasematch (stem, pf->name))
* debug.h (handle_list): Move here from debug.cc. Add "inherit" flag functionality. * cygheap.cc (init_cheap): Move cygheap_max calculation to _csbrk. (_csbrk): Reorganize to not assume first allocation is <= 1 page. (cygheap_setup_for_child): Mark protected handle as inheritable. * cygheap.h (cygheap_debug): New struct. (init_cygheap): Add new structure when debugging. * dcrt0.cc (dll_crt0_1): Remove call to debug_init. Close ppid_handle here, if appropriate. Don't protect subproc_ready, since it is already protected in the parent. Call memory_init prior to ProtectHandle to ensure that cygheap is set up. Call debug_fixup_after_fork_exec when appropriate. (_dll_crt0): Don't close ppid_handle here. * debug.cc: Use cygheap debug structure rather than static elements throughout. (add_handle): Don't issue a warning if attempt to protect handle in exactly the same way from exactly the same place. Add pid info to warning output. Accept additional argument controlling whether handle is to be inherited. Add pid to stored information. (debug_fixup_after_fork_exec): Renamed from debug_fixup_after_fork. Reorganize to avoid erroneously skipping handles. (mark_closed): Add pid info to warning output. (setclexec): Rename from setclexec_pid. * fhandler.cc (fhandler_base::get_default_fmode): Minor reorg. (fhandler_base::fstat): Add debugging output. (fhandler_base::set_inheritance): Call setclexec rather than setclexec_pid. (fhandler_base::fork_fixup): Ditto. * fhandler_console.cc (get_tty_stuff): Mark protected handle as inheritable. * fhandler_tty.cc (fhandler_tty_slave::open): Ditto. * tty.cc (tty::make_pipes): Ditto. (tty::common_init): Ditto. * fork.cc (fork_parent): Ditto. (fork_child): Close protected handles with correct name. Remove debug_fixup_after_fork call. * fhandler_socket.cc (fhandler_socket::create_secret_event): Mark protected handle as inheritable/non-inheritable, as appropriate. * shared.cc (memory_init): Mark protected handle as inheritable. Call debug_init here. * sigproc.cc (wait_sig): Close protected handle with correct name. * spawn.cc (spawn_guts): Rename spr to subproc_ready and mark it as inheritable. * exceptions.cc (debugger_command): Try to run dumper.exe, if found. * syscalls.cc (fstat64): Don't follow symlinks for path_conv lookup since path is already resolved.
2002-07-14 04:00:27 +08:00
{
fmode = pf->flags & ~(O_RDONLY | O_WRONLY | O_RDWR);
break;
}
}
}
* debug.h (handle_list): Move here from debug.cc. Add "inherit" flag functionality. * cygheap.cc (init_cheap): Move cygheap_max calculation to _csbrk. (_csbrk): Reorganize to not assume first allocation is <= 1 page. (cygheap_setup_for_child): Mark protected handle as inheritable. * cygheap.h (cygheap_debug): New struct. (init_cygheap): Add new structure when debugging. * dcrt0.cc (dll_crt0_1): Remove call to debug_init. Close ppid_handle here, if appropriate. Don't protect subproc_ready, since it is already protected in the parent. Call memory_init prior to ProtectHandle to ensure that cygheap is set up. Call debug_fixup_after_fork_exec when appropriate. (_dll_crt0): Don't close ppid_handle here. * debug.cc: Use cygheap debug structure rather than static elements throughout. (add_handle): Don't issue a warning if attempt to protect handle in exactly the same way from exactly the same place. Add pid info to warning output. Accept additional argument controlling whether handle is to be inherited. Add pid to stored information. (debug_fixup_after_fork_exec): Renamed from debug_fixup_after_fork. Reorganize to avoid erroneously skipping handles. (mark_closed): Add pid info to warning output. (setclexec): Rename from setclexec_pid. * fhandler.cc (fhandler_base::get_default_fmode): Minor reorg. (fhandler_base::fstat): Add debugging output. (fhandler_base::set_inheritance): Call setclexec rather than setclexec_pid. (fhandler_base::fork_fixup): Ditto. * fhandler_console.cc (get_tty_stuff): Mark protected handle as inheritable. * fhandler_tty.cc (fhandler_tty_slave::open): Ditto. * tty.cc (tty::make_pipes): Ditto. (tty::common_init): Ditto. * fork.cc (fork_parent): Ditto. (fork_child): Close protected handles with correct name. Remove debug_fixup_after_fork call. * fhandler_socket.cc (fhandler_socket::create_secret_event): Mark protected handle as inheritable/non-inheritable, as appropriate. * shared.cc (memory_init): Mark protected handle as inheritable. Call debug_init here. * sigproc.cc (wait_sig): Close protected handle with correct name. * spawn.cc (spawn_guts): Rename spr to subproc_ready and mark it as inheritable. * exceptions.cc (debugger_command): Try to run dumper.exe, if found. * syscalls.cc (fstat64): Don't follow symlinks for path_conv lookup since path is already resolved.
2002-07-14 04:00:27 +08:00
return fmode;
}
* devices.cc: New file. * devices.gperf: New file. * devices.shilka: New file. * cygwin-gperf: New file. * cygwin-shilka: New file. * fhandler_fifo.cc: New file. * fhandler_nodevice.cc : New file. Reorganize headers so that path.h precedes fhandler.h throughout. Remove device argument and unit arguments from fhandler constructors throughout. Remove pc arguments to fhandler functions and use internal pc element instead, throughout. Use dev element in pc throughout. Use major/minor elements rather than units and device numbers previously in fhandler class. Use correct methods for fhandler file names rather than directly accessing file name variables, throughout. * Makefile.in (DLL_OFILES): Add devices.o, fhandler_fifo.o * dcrt0.cc (dll_crt0_1): Call device::init. * devices.h: Renumber devices based on more Linux-like major/minor numbers. Add more devices. Declare standard device storage. (device): Declare struct. * dir.cc (opendir): Use new 'build_fh_name' to construct a fhandler_* type. * dtable.cc (dtable::get_debugger_info): Ditto. (cygwin_attach_handle_to_fd): Ditto. (dtable::release): Remove special FH_SOCKET case in favor of generic "need_fixup_before" test. (dtable::init_std_file_from_handle): Use either build_fh_dev or build_fh_name to build standard fhandler. (dtable::build_fh_name): Renamed from dtable::build_fhandler_from_name. Move out of dtable class. Don't accept a path_conv argument. Just build it here and pass it to: (build_fh_pc): Renamed from dtable::build_fhandler. Move out of dtable class. Use intrinsic device type in path_conv to create new fhandler. (build_fh_dev): Renamed from dtable::build_fhandler. Move out of dtable class. Simplify arguments to just take new 'device' type and a name. Just return pointer to fhandler rather than trying to insert into dtable. (dtable::dup_worker): Accommodate above build_fh name changes. (dtable::find_fifo): New (currently broken) function. (handle_to_fn): Use strechr for efficiency. * dtable.h: Reflect above build_fh name changes and argument differences. (fhandler_base *&operator []): Return self rather than copy of self. * fhandler.cc (fhandler_base::operator =): Use pc element to set normalized path. (fhandler_base::set_name): Ditto. (fhandler_base::raw_read): Use method to access name. (fhandler_base::write): Correctly use get_output_handle rather than get_handle. (handler_base::device_access_denied): New function. (fhandler_base::open): Eliminate pc argument and use pc element of fhandler_base throughout. (fhandler_base::fstat): Detect if device is based in filesystem and use fstat_fs to calculate stat, if so. (fhandler_base::fhandler_base): Eliminate handling of file names and, instead, just free appropriate component from pc. (fhandler_base::opendir): Remove path_conv parameter. * fhandler.h: Remove all device flags. (fhandler_base::pc): New element. (fhandler_base::set_name): Change argument to path_conv. (fhandler_base::error): New function. (fhandler_base::exists): New function. (fhandler_base::pc_binmode): New function. (fhandler_base::dev): New function. (fhandler_base::open_fs): New function. (fhandler_base::fstat_fs): New function. (fhandler_base::fstat_by_name): New function. (fhandler_base::fstat_by_handle): New function. (fhandler_base::isfifo): New function. (fhandler_base::is_slow): New function. (fhandler_base::is_auto_device): New function. (fhandler_base::is_fs_special): New function. (fhandler_base::device_access_denied): New function. (fhandler_base::operator DWORD&): New operator. (fhandler_base::get_name): Return normalized path from pc. (fhandler_base::get_win32_name): Return windows path from pc. (fhandler_base::isdevice): Renamed from is_device. (fhandler_base::get_native_name): Return device format. (fhandler_fifo): New class. (fhandler_nodevice): New class. (select_stuff::device_specific): Remove array. (select_stuff::device_specific_pipe): New class element. (select_stuff::device_specific_socket): New class element. (select_stuff::device_specific_serial): New class element. (select_stuff::select_stuff): Initialize new elements. * fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Move to base class from fhandler_disk_file. (fhandler_base::fstat_by_name): Ditto. (fhandler_base::fstat_by_name): Ditto. (fhandler_disk_file::open): Move most functionality into fhandler_base::open_fs. (fhandler_base::open_fs): New function. (fhandler_disk_file::close): Move most functionality into fhandler_base::close_fs. (fhandler_base::close_fs): New function. * fhandler_mem.cc (fhandler_dev_mem::open): Use device name in debugging output. * fhandler_socket.cc (fhandler_socket::set_connect_secret): Copy standard urandom device into appropriate place. (fhandler_socket::accept): Reflect change in fdsock return value. * fhandler_tty.cc: See "throughouts" above. * net.cc: Accommodate fdsock change throughout. (fdsock): Return success or failure, accept fd argument and device argument. * path.cc (symlink_info::major): New element. (symlink_info::minor): New element. (symlink_info::parse_device): Declare new function. (fs_info::update): Accommodate changes in path_conv class. (path_conv::fillin): Ditto. (path_conv::return_and_clear_normalized_path): Eliminate. (path_conv::set_normalized_path): New function. (path_conv::path_conv): Set info in dev element. Use path_conv methods Check for FH_FS rather than FH_BAD to indicate when to fill in filesystem stuff. where appropriate rather than direct access. Use set_normalized_path to set normalized path. (windows_device_names): Eliminate. (get_dev): Ditto. (get_raw_device_number): Ditto. (get_device_number): Ditto. (win32_device_name): Call new device name parser to do most of the heavy lifting. (mount_info::conv_to_win32_path): Fill in dev field as appropriate. (symlink_worker): Handle new device files. (symlink_info::check): Ditto. (symlink_info::parse_device): Define new function. * path.h (executable_states): Move here from fhandler.h. (fs_info): Rename variables to *_storage and create methods for accessing same. (path_conv): Add dev element, remove devn and unit and adjust inline methods to accommodate. (set_normalized_path): Declare new function. * pinfo.cc (_pinfo::commune_recv): Add broken support for handling fifos. (_pinfo::commune_send): Ditto. * pipe.cc (fhandler_pipe::close): check for existence of handle before closing it. (handler_pipe::create): Rename from make_pipe. Change arguments to accept fhandler_pipe array. Accommodate fifos. (pipe): Rework to deal with fhandler_pipe::create changes. (_pipe): Ditto. * select.cc: Use individual device_specific types throughout rather than indexing with obsolete device number. (set_bits): Use is_socket call rather than checking device number. * shared_info.h (CURR_MOUNT_MAGIC): Update. (conv_to_win32_path): Reflect addition of device argument. * syscalls.cc (mknod_worker): New function. (open): Use build_fh_name to build fhandler. (chown_worker): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. (chmod_device): New function. (chmod): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. Use chmod_device to set mode of in-filesystem devices. (stat_worker): Eliminate path_conv argument. Call build_fh_name to construct fhandler. Use fh->error() rather than pc->error to detect errors in fhandler construction. (access_worker): New function pulled from access. Accommodate in-filesystem devices. (access): Use access_worker. (fpathconf): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. (mknod_worker): New function. (mknod32): New function. (chroot): Free normalized path -- assuming it was actually cmalloced. * tty.cc (create_tty_master): Tweak for new device class. (tty::common_init): Ditto. * winsup.h (stat_worker): Remove. (symlink_worker): Declare. * exceptions.cc (set_process_mask): Just call sig_dispatch_pending and don't worry about pending_signals since sig_dispatch_pending should always do the right thing now. (sig_handle): Reorganize SIGCONT handling to more closely conform to SUSv3. * pinfo.h: Move __SIG enum to sigproc.h. (PICOM_FIFO): New enum element. (_pinfo): Remove 'thread2signal' stuff throughout class. (_pinfo::commune_send): Make varargs. (_pinfo::sigtodo): Eliminate. (_pinfo::thread2signal): Ditto. * signal.cc (kill_worker): Eliminate call to setthread2signal. * sigproc.cc (local_sigtodo): Eliminate. (getlocal_sigtodo): Ditto. (sigelem): New class. (pending_signals): New class. (sigqueue): New variable, start of sigqueue linked list. (sigcatch_nonmain): Eliminate. (sigcatch_main): Eliminate. (sigcatch_nosync): Eliminate. (sigcomplete_nonmain): Eliminate. (pending_signals): Eliminate. (sig_clear): Call signal thread to clear pending signals, unless already in signal thread. (sigpending): Call signal thread to get pending signals. (sig_dispatch_pending): Eliminate use of pending_signals and just check sigqueue. (sigproc_terminate): Eliminate all of the obsolete semaphore stuff. Close signal pipe handle. (sig_send): Eliminate all of the obsolete semaphore stuff and use pipe to send signals. (getevent): Eliminate. (pending_signals::add): New function. (pending_signals::del): New function. (pending_signals::next): New function. (wait_sig): Eliminate all of the obsolete semaphore stuff. Use pipe to communicate and maintain a linked list of signals. * sigproc.h: Move __SIG defines here. Add __SIGPENDING. (sig_dispatch_pending): Remove "C" specifier. (sig_handle): Accept a mask argument. * thread.cc: Remove signal handling considerations throughout.
2003-09-25 08:37:18 +08:00
bool
fhandler_base::device_access_denied (int flags)
{
int mode = 0;
if (flags & O_RDWR)
mode |= R_OK | W_OK;
if (flags & (O_WRONLY | O_APPEND))
mode |= W_OK;
if (!mode)
mode |= R_OK;
return fhaccess (mode);
}
int
fhandler_base::fhaccess (int flags)
{
int res = -1;
if (error ())
{
set_errno (error ());
goto done;
}
if (!exists ())
{
set_errno (ENOENT);
goto done;
}
if (!(flags & (R_OK | W_OK | X_OK)))
return 0;
if (is_fs_special ())
/* short circuit */;
else if (has_attribute (FILE_ATTRIBUTE_READONLY) && (flags & W_OK))
goto eaccess_done;
else if (has_acls () && allow_ntsec)
{
res = check_file_access (get_win32_name (), flags);
goto done;
}
struct __stat64 st;
if (fstat (&st))
goto done;
if (flags & R_OK)
{
if (st.st_uid == myself->uid)
{
if (!(st.st_mode & S_IRUSR))
goto eaccess_done;
}
else if (st.st_gid == myself->gid)
{
if (!(st.st_mode & S_IRGRP))
goto eaccess_done;
}
else if (!(st.st_mode & S_IROTH))
goto eaccess_done;
}
if (flags & W_OK)
{
if (st.st_uid == myself->uid)
{
if (!(st.st_mode & S_IWUSR))
goto eaccess_done;
}
else if (st.st_gid == myself->gid)
{
if (!(st.st_mode & S_IWGRP))
goto eaccess_done;
}
else if (!(st.st_mode & S_IWOTH))
goto eaccess_done;
}
if (flags & X_OK)
{
if (st.st_uid == myself->uid)
{
if (!(st.st_mode & S_IXUSR))
goto eaccess_done;
}
else if (st.st_gid == myself->gid)
{
if (!(st.st_mode & S_IXGRP))
goto eaccess_done;
}
else if (!(st.st_mode & S_IXOTH))
goto eaccess_done;
}
res = 0;
goto done;
eaccess_done:
set_errno (EACCES);
done:
debug_printf ("returning %d", res);
return res;
* devices.cc: New file. * devices.gperf: New file. * devices.shilka: New file. * cygwin-gperf: New file. * cygwin-shilka: New file. * fhandler_fifo.cc: New file. * fhandler_nodevice.cc : New file. Reorganize headers so that path.h precedes fhandler.h throughout. Remove device argument and unit arguments from fhandler constructors throughout. Remove pc arguments to fhandler functions and use internal pc element instead, throughout. Use dev element in pc throughout. Use major/minor elements rather than units and device numbers previously in fhandler class. Use correct methods for fhandler file names rather than directly accessing file name variables, throughout. * Makefile.in (DLL_OFILES): Add devices.o, fhandler_fifo.o * dcrt0.cc (dll_crt0_1): Call device::init. * devices.h: Renumber devices based on more Linux-like major/minor numbers. Add more devices. Declare standard device storage. (device): Declare struct. * dir.cc (opendir): Use new 'build_fh_name' to construct a fhandler_* type. * dtable.cc (dtable::get_debugger_info): Ditto. (cygwin_attach_handle_to_fd): Ditto. (dtable::release): Remove special FH_SOCKET case in favor of generic "need_fixup_before" test. (dtable::init_std_file_from_handle): Use either build_fh_dev or build_fh_name to build standard fhandler. (dtable::build_fh_name): Renamed from dtable::build_fhandler_from_name. Move out of dtable class. Don't accept a path_conv argument. Just build it here and pass it to: (build_fh_pc): Renamed from dtable::build_fhandler. Move out of dtable class. Use intrinsic device type in path_conv to create new fhandler. (build_fh_dev): Renamed from dtable::build_fhandler. Move out of dtable class. Simplify arguments to just take new 'device' type and a name. Just return pointer to fhandler rather than trying to insert into dtable. (dtable::dup_worker): Accommodate above build_fh name changes. (dtable::find_fifo): New (currently broken) function. (handle_to_fn): Use strechr for efficiency. * dtable.h: Reflect above build_fh name changes and argument differences. (fhandler_base *&operator []): Return self rather than copy of self. * fhandler.cc (fhandler_base::operator =): Use pc element to set normalized path. (fhandler_base::set_name): Ditto. (fhandler_base::raw_read): Use method to access name. (fhandler_base::write): Correctly use get_output_handle rather than get_handle. (handler_base::device_access_denied): New function. (fhandler_base::open): Eliminate pc argument and use pc element of fhandler_base throughout. (fhandler_base::fstat): Detect if device is based in filesystem and use fstat_fs to calculate stat, if so. (fhandler_base::fhandler_base): Eliminate handling of file names and, instead, just free appropriate component from pc. (fhandler_base::opendir): Remove path_conv parameter. * fhandler.h: Remove all device flags. (fhandler_base::pc): New element. (fhandler_base::set_name): Change argument to path_conv. (fhandler_base::error): New function. (fhandler_base::exists): New function. (fhandler_base::pc_binmode): New function. (fhandler_base::dev): New function. (fhandler_base::open_fs): New function. (fhandler_base::fstat_fs): New function. (fhandler_base::fstat_by_name): New function. (fhandler_base::fstat_by_handle): New function. (fhandler_base::isfifo): New function. (fhandler_base::is_slow): New function. (fhandler_base::is_auto_device): New function. (fhandler_base::is_fs_special): New function. (fhandler_base::device_access_denied): New function. (fhandler_base::operator DWORD&): New operator. (fhandler_base::get_name): Return normalized path from pc. (fhandler_base::get_win32_name): Return windows path from pc. (fhandler_base::isdevice): Renamed from is_device. (fhandler_base::get_native_name): Return device format. (fhandler_fifo): New class. (fhandler_nodevice): New class. (select_stuff::device_specific): Remove array. (select_stuff::device_specific_pipe): New class element. (select_stuff::device_specific_socket): New class element. (select_stuff::device_specific_serial): New class element. (select_stuff::select_stuff): Initialize new elements. * fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Move to base class from fhandler_disk_file. (fhandler_base::fstat_by_name): Ditto. (fhandler_base::fstat_by_name): Ditto. (fhandler_disk_file::open): Move most functionality into fhandler_base::open_fs. (fhandler_base::open_fs): New function. (fhandler_disk_file::close): Move most functionality into fhandler_base::close_fs. (fhandler_base::close_fs): New function. * fhandler_mem.cc (fhandler_dev_mem::open): Use device name in debugging output. * fhandler_socket.cc (fhandler_socket::set_connect_secret): Copy standard urandom device into appropriate place. (fhandler_socket::accept): Reflect change in fdsock return value. * fhandler_tty.cc: See "throughouts" above. * net.cc: Accommodate fdsock change throughout. (fdsock): Return success or failure, accept fd argument and device argument. * path.cc (symlink_info::major): New element. (symlink_info::minor): New element. (symlink_info::parse_device): Declare new function. (fs_info::update): Accommodate changes in path_conv class. (path_conv::fillin): Ditto. (path_conv::return_and_clear_normalized_path): Eliminate. (path_conv::set_normalized_path): New function. (path_conv::path_conv): Set info in dev element. Use path_conv methods Check for FH_FS rather than FH_BAD to indicate when to fill in filesystem stuff. where appropriate rather than direct access. Use set_normalized_path to set normalized path. (windows_device_names): Eliminate. (get_dev): Ditto. (get_raw_device_number): Ditto. (get_device_number): Ditto. (win32_device_name): Call new device name parser to do most of the heavy lifting. (mount_info::conv_to_win32_path): Fill in dev field as appropriate. (symlink_worker): Handle new device files. (symlink_info::check): Ditto. (symlink_info::parse_device): Define new function. * path.h (executable_states): Move here from fhandler.h. (fs_info): Rename variables to *_storage and create methods for accessing same. (path_conv): Add dev element, remove devn and unit and adjust inline methods to accommodate. (set_normalized_path): Declare new function. * pinfo.cc (_pinfo::commune_recv): Add broken support for handling fifos. (_pinfo::commune_send): Ditto. * pipe.cc (fhandler_pipe::close): check for existence of handle before closing it. (handler_pipe::create): Rename from make_pipe. Change arguments to accept fhandler_pipe array. Accommodate fifos. (pipe): Rework to deal with fhandler_pipe::create changes. (_pipe): Ditto. * select.cc: Use individual device_specific types throughout rather than indexing with obsolete device number. (set_bits): Use is_socket call rather than checking device number. * shared_info.h (CURR_MOUNT_MAGIC): Update. (conv_to_win32_path): Reflect addition of device argument. * syscalls.cc (mknod_worker): New function. (open): Use build_fh_name to build fhandler. (chown_worker): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. (chmod_device): New function. (chmod): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. Use chmod_device to set mode of in-filesystem devices. (stat_worker): Eliminate path_conv argument. Call build_fh_name to construct fhandler. Use fh->error() rather than pc->error to detect errors in fhandler construction. (access_worker): New function pulled from access. Accommodate in-filesystem devices. (access): Use access_worker. (fpathconf): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. (mknod_worker): New function. (mknod32): New function. (chroot): Free normalized path -- assuming it was actually cmalloced. * tty.cc (create_tty_master): Tweak for new device class. (tty::common_init): Ditto. * winsup.h (stat_worker): Remove. (symlink_worker): Declare. * exceptions.cc (set_process_mask): Just call sig_dispatch_pending and don't worry about pending_signals since sig_dispatch_pending should always do the right thing now. (sig_handle): Reorganize SIGCONT handling to more closely conform to SUSv3. * pinfo.h: Move __SIG enum to sigproc.h. (PICOM_FIFO): New enum element. (_pinfo): Remove 'thread2signal' stuff throughout class. (_pinfo::commune_send): Make varargs. (_pinfo::sigtodo): Eliminate. (_pinfo::thread2signal): Ditto. * signal.cc (kill_worker): Eliminate call to setthread2signal. * sigproc.cc (local_sigtodo): Eliminate. (getlocal_sigtodo): Ditto. (sigelem): New class. (pending_signals): New class. (sigqueue): New variable, start of sigqueue linked list. (sigcatch_nonmain): Eliminate. (sigcatch_main): Eliminate. (sigcatch_nosync): Eliminate. (sigcomplete_nonmain): Eliminate. (pending_signals): Eliminate. (sig_clear): Call signal thread to clear pending signals, unless already in signal thread. (sigpending): Call signal thread to get pending signals. (sig_dispatch_pending): Eliminate use of pending_signals and just check sigqueue. (sigproc_terminate): Eliminate all of the obsolete semaphore stuff. Close signal pipe handle. (sig_send): Eliminate all of the obsolete semaphore stuff and use pipe to send signals. (getevent): Eliminate. (pending_signals::add): New function. (pending_signals::del): New function. (pending_signals::next): New function. (wait_sig): Eliminate all of the obsolete semaphore stuff. Use pipe to communicate and maintain a linked list of signals. * sigproc.h: Move __SIG defines here. Add __SIGPENDING. (sig_dispatch_pending): Remove "C" specifier. (sig_handle): Accept a mask argument. * thread.cc: Remove signal handling considerations throughout.
2003-09-25 08:37:18 +08:00
}
* dcrt0.cc (dll_crt0_1): Don't close hexec_proc if it is NULL. * fork.cc (vfork): Add debugging statements. * path.cc (get_device_number): Make static. Rewrite to inspect both unix and windows paths. (get_raw_device_number): Just check for parts of raw device that we care about. (get_devn): New function, pulled from get_device_number. (win32_device_name): Accomodate arg changes to get_device_number. (mount_info::get_device_number): Call get_device_number on translated Windows path. * spawn.cc (spawn_guts): Don't treat P_VFORK differently from P_NOWAIT. Add handle to child's shared region to child so that it will be preserved if the parent goes away. * fhandler.h: Throughout, simplify to one open method for all fhandler classes, requiring a path_conv first element. * fhandler.cc (fhandler_base::open): Remove obsolete method. Generalize to require path_conv * as first argument. (fhandler_disk_file::open): Remove obsolete method. (fhandler_disk_file::open): Use path_conv pointer rather than reference. * fhandler_clipboard.cc (fhandler_dev_clipboard::dup): Use new open method. (fhandler_dev_clipboard::open): Accomodate new argument for open methods. * fhandler_console.cc (fhandler_console::open): Ditto. (fhandler_console::dup): Use new open method. (fhandler_console::fixup_after_fork): Ditto. (fhandler_console::fixup_after_exec): Ditto. * fhandler_dsp.cc (fhandler_dev_dsp::open): Accomodate new argument for open methods. * fhandler_floppy.cc (fhandler_dev_floppy::open): Ditto. * fhandler_mem.cc (fhandler_dev_mem::open): Ditto. * fhandler_random (fhandler_dev_random::open): Ditto. * fhandler_raw.cc (fhandler_dev_raw::open): Ditto. * fhandler_serial.cc (fhandler_serial::open): Ditto. * fhandler_tape.cc (fhandler_dev_tape::open): Ditto. * fhandler_tty.cc (fhandler_tty_slave::open): Ditto. (fhandler_pty_master::open): Ditto. * fhandler_windows.cc (fhandler_windows::open): Ditto. * fhandler_zero.cc (fhandler_dev_zero::open): Ditto. * fhandler_socket.cc (fhandler_socket::set_connect_secret): Accomodate new argument for open methods. * syscalls.cc (_open): Ditto. (stat_worker): Ditto.
2001-10-04 10:34:20 +08:00
/* Open system call handler function. */
int
* autoload.cc (NtCreateFile): Add. * dir.cc (mkdir): Change set_file_attribute call to indicate that NT security isn't used. * fhandler.cc (fhandler_base::open_9x): New method, created from fhandler_base::open. (fhandler_base::open): Rearrange to use NtCreateFile instead of CreateFile. * fhandler.h (enum query_state): Redefine query_null_access to query_stat_control. query_null_access isn't allowed in NtCreateFile. (fhandler_base::open_9x): Declare. * fhandler_disk_file.cc (fhandler_base::fstat_fs): Use query_stat_control first, query_read_control if that fails. (fhandler_disk_file::fchmod): Call enable_restore_privilege before trying to open for query_write_control. Don't fall back to opening for query_read_control. (fhandler_disk_file::fchown): Ditto. (fhandler_disk_file::facl): Only request restore privilege and query access necessary for given cmd. * fhandler_raw.cc (fhandler_dev_raw::open): Call fhandler_base::open instead of opening device here. * ntdll.h (NtCreateFile): Declare. * path.cc (symlink_worker): Change set_file_attribute call to indicate that NT security isn't used. * sec_acl.cc (getacl): Fix bracketing. * sec_helper.cc (enable_restore_privilege): New function. * security.cc (str2buf2uni_cat): New function. (write_sd): Don't request restore permission here. * security.h (set_process_privileges): Drop stale declaration. (str2buf2uni): Declare. (str2buf2uni_cat): Declare. (enable_restore_privilege): Declare. * syscalls.cc (fchown32): Return immediate success on 9x.
2004-04-17 05:22:13 +08:00
fhandler_base::open_9x (int flags, mode_t mode)
2000-02-18 03:38:33 +08:00
{
int res = 0;
HANDLE x;
int file_attributes;
int shared;
int creation_distribution;
SECURITY_ATTRIBUTES sa = sec_none;
2000-02-18 03:38:33 +08:00
* autoload.cc (NtCreateFile): Add. * dir.cc (mkdir): Change set_file_attribute call to indicate that NT security isn't used. * fhandler.cc (fhandler_base::open_9x): New method, created from fhandler_base::open. (fhandler_base::open): Rearrange to use NtCreateFile instead of CreateFile. * fhandler.h (enum query_state): Redefine query_null_access to query_stat_control. query_null_access isn't allowed in NtCreateFile. (fhandler_base::open_9x): Declare. * fhandler_disk_file.cc (fhandler_base::fstat_fs): Use query_stat_control first, query_read_control if that fails. (fhandler_disk_file::fchmod): Call enable_restore_privilege before trying to open for query_write_control. Don't fall back to opening for query_read_control. (fhandler_disk_file::fchown): Ditto. (fhandler_disk_file::facl): Only request restore privilege and query access necessary for given cmd. * fhandler_raw.cc (fhandler_dev_raw::open): Call fhandler_base::open instead of opening device here. * ntdll.h (NtCreateFile): Declare. * path.cc (symlink_worker): Change set_file_attribute call to indicate that NT security isn't used. * sec_acl.cc (getacl): Fix bracketing. * sec_helper.cc (enable_restore_privilege): New function. * security.cc (str2buf2uni_cat): New function. (write_sd): Don't request restore permission here. * security.h (set_process_privileges): Drop stale declaration. (str2buf2uni): Declare. (str2buf2uni_cat): Declare. (enable_restore_privilege): Declare. * syscalls.cc (fchown32): Return immediate success on 9x.
2004-04-17 05:22:13 +08:00
syscall_printf ("(%s, %p)", get_win32_name (), flags);
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switch (query_open ())
{
case query_read_control:
case query_stat_control:
access = GENERIC_READ;
break;
case query_write_control:
case query_write_attributes:
access = GENERIC_READ | FILE_WRITE_ATTRIBUTES;
break;
default:
if ((flags & (O_RDONLY | O_WRONLY | O_RDWR)) == O_RDONLY)
access = GENERIC_READ;
else if ((flags & (O_RDONLY | O_WRONLY | O_RDWR)) == O_WRONLY)
access = GENERIC_WRITE;
else
access = GENERIC_READ | GENERIC_WRITE;
break;
}
2000-02-18 03:38:33 +08:00
if ((flags & O_TRUNC) && ((flags & O_ACCMODE) != O_RDONLY))
{
if (flags & O_CREAT)
Add "path.h" include throughout, where needed. Use new path_conv methods and operators to simplify testing for directory and attributes, throughout. * path.h (path_conv::exists): New method. (path_conv::has_attribute): Ditto. (path_conv::isdir): Ditto. (path_conv::DWORD &): New operator. (path_conv::int &): Ditto. * dir.cc (rmdir): Eliminate a goto. * dtable.cc (dtable::build_fhandler): Accept opt and suffix info for path_conv.check. Return fh == NULL on path_conv error. Pass unit to set_name as appropriate. (dtable::reset_unix_path_name): New method. * dtable.h (dtable): Declare new method. Reflect arg changes to build_fhandler. * fhandler.cc (fhandler_disk_dummy_name): Eliminate. (fhandler_base::set_name): Expect paths to be NULL. Build unix_path_name from win32_path_name when it is a device. (fhandler_base::reset_unix_path_name): New method. (fhandler_base::raw_read): Report EISDIR when ERROR_INVALID_FUNCTION or ERROR_INVALID_PARAMETER and reading a directory. (fhandler_disk_file::fstat): Don't call stat_dev since we should now never be calling fhandler_disk_file methods with devices. (fhandler_base::fhandler_base): Clear {unix,win32}_path_name. (fhandler_base::~fhandler_base): Always free {unix,win32}_path_name. (fhandler_disk_file::fhandler_disk_file): Remove set_no_free_names kludge. (fhandler_disk_file::open): Ditto. * fhandler.h (fhandler_base::no_free_names): Eliminate. (fhandler_base::set_no_free_names): Ditto. * fhandler_tty.cc (fhandler_tty_slave::fhandler_tty_slave): Don't set unix_path_name here. * path.cc (fchdir): Lock fd table throughout. Use new dtable::reset_unix_path_name method to reset path. * syscalls.cc (stat_worker): Reorganize to always call fstat method. Pass path_conv method to fhandler_*::open. (chroot): Elminate a goto.
2001-10-01 12:10:07 +08:00
creation_distribution = CREATE_ALWAYS;
2000-02-18 03:38:33 +08:00
else
Add "path.h" include throughout, where needed. Use new path_conv methods and operators to simplify testing for directory and attributes, throughout. * path.h (path_conv::exists): New method. (path_conv::has_attribute): Ditto. (path_conv::isdir): Ditto. (path_conv::DWORD &): New operator. (path_conv::int &): Ditto. * dir.cc (rmdir): Eliminate a goto. * dtable.cc (dtable::build_fhandler): Accept opt and suffix info for path_conv.check. Return fh == NULL on path_conv error. Pass unit to set_name as appropriate. (dtable::reset_unix_path_name): New method. * dtable.h (dtable): Declare new method. Reflect arg changes to build_fhandler. * fhandler.cc (fhandler_disk_dummy_name): Eliminate. (fhandler_base::set_name): Expect paths to be NULL. Build unix_path_name from win32_path_name when it is a device. (fhandler_base::reset_unix_path_name): New method. (fhandler_base::raw_read): Report EISDIR when ERROR_INVALID_FUNCTION or ERROR_INVALID_PARAMETER and reading a directory. (fhandler_disk_file::fstat): Don't call stat_dev since we should now never be calling fhandler_disk_file methods with devices. (fhandler_base::fhandler_base): Clear {unix,win32}_path_name. (fhandler_base::~fhandler_base): Always free {unix,win32}_path_name. (fhandler_disk_file::fhandler_disk_file): Remove set_no_free_names kludge. (fhandler_disk_file::open): Ditto. * fhandler.h (fhandler_base::no_free_names): Eliminate. (fhandler_base::set_no_free_names): Ditto. * fhandler_tty.cc (fhandler_tty_slave::fhandler_tty_slave): Don't set unix_path_name here. * path.cc (fchdir): Lock fd table throughout. Use new dtable::reset_unix_path_name method to reset path. * syscalls.cc (stat_worker): Reorganize to always call fstat method. Pass path_conv method to fhandler_*::open. (chroot): Elminate a goto.
2001-10-01 12:10:07 +08:00
creation_distribution = TRUNCATE_EXISTING;
2000-02-18 03:38:33 +08:00
}
else if (flags & O_CREAT)
creation_distribution = OPEN_ALWAYS;
else
creation_distribution = OPEN_EXISTING;
if ((flags & O_EXCL) && (flags & O_CREAT))
Add "path.h" include throughout, where needed. Use new path_conv methods and operators to simplify testing for directory and attributes, throughout. * path.h (path_conv::exists): New method. (path_conv::has_attribute): Ditto. (path_conv::isdir): Ditto. (path_conv::DWORD &): New operator. (path_conv::int &): Ditto. * dir.cc (rmdir): Eliminate a goto. * dtable.cc (dtable::build_fhandler): Accept opt and suffix info for path_conv.check. Return fh == NULL on path_conv error. Pass unit to set_name as appropriate. (dtable::reset_unix_path_name): New method. * dtable.h (dtable): Declare new method. Reflect arg changes to build_fhandler. * fhandler.cc (fhandler_disk_dummy_name): Eliminate. (fhandler_base::set_name): Expect paths to be NULL. Build unix_path_name from win32_path_name when it is a device. (fhandler_base::reset_unix_path_name): New method. (fhandler_base::raw_read): Report EISDIR when ERROR_INVALID_FUNCTION or ERROR_INVALID_PARAMETER and reading a directory. (fhandler_disk_file::fstat): Don't call stat_dev since we should now never be calling fhandler_disk_file methods with devices. (fhandler_base::fhandler_base): Clear {unix,win32}_path_name. (fhandler_base::~fhandler_base): Always free {unix,win32}_path_name. (fhandler_disk_file::fhandler_disk_file): Remove set_no_free_names kludge. (fhandler_disk_file::open): Ditto. * fhandler.h (fhandler_base::no_free_names): Eliminate. (fhandler_base::set_no_free_names): Ditto. * fhandler_tty.cc (fhandler_tty_slave::fhandler_tty_slave): Don't set unix_path_name here. * path.cc (fchdir): Lock fd table throughout. Use new dtable::reset_unix_path_name method to reset path. * syscalls.cc (stat_worker): Reorganize to always call fstat method. Pass path_conv method to fhandler_*::open. (chroot): Elminate a goto.
2001-10-01 12:10:07 +08:00
creation_distribution = CREATE_NEW;
2000-02-18 03:38:33 +08:00
if (flags & O_APPEND)
* Use new unified status_flag accessor methods from classes fhandler_*, tty_min, mtinfo and fs_info thoroughout. * fhandler.h: Redefine all set_close_on_exec methods to take a bool argument. (enum conn_state): Rename from connect_state. (class fhandler_base): Rename some status flags to align with accessor method names. Drop encoded flag entirely. Unify status accessor methods. Const'ify all read accessor methods. (class fhandler_socket): Ditto. (class fhandler_dev_raw): Ditto. * fhandler_disk_file.cc (fhandler_base::fstat_fs): Use fs.fs_is_fat() instead of evaluating FATness of file system here. (fhandler_disk_file::opendir): Drop call to set_encoded(). (fhandler_disk_file::readdir): Use pc.isencoded() directly. * mtinfo.h (class mtinfo_drive): Const'ify all read accessor methods. * path.cc (fsinfo_cnt): Add. (fs_info::update): Accomodate class changes. Evaluate file system name specific flags right here. Add thread safety for reading and writing global fsinfo array. * path.h (enum path_types): Drop values for flags kept in fs already. (struct fs_info): Move status informatin into private struct type status_flags. Add accessor methods. Remove path and file system name string arrays in favor of status bits. (class path_conv): Use new fs_info status information where appropriate. (path_conf::fs_has_ea): Rename from fs_fast_ea. (path_conf::fs_has_acls): New method. (path_conf::root_dir): Remove. (path_conf::volname): Remove. * syscalls (statfs): Evaluate root dir locally. * tty.h (class tty_min): Unify status accessor methods. Const'ify all read accessor methods.
2004-04-10 21:45:10 +08:00
append_mode (true);
2000-02-18 03:38:33 +08:00
/* These flags are host dependent. */
shared = wincap.shared ();
2000-02-18 03:38:33 +08:00
file_attributes = FILE_ATTRIBUTE_NORMAL;
if (flags & O_DIROPEN)
file_attributes |= FILE_FLAG_BACKUP_SEMANTICS;
if (get_major () == DEV_SERIAL_MAJOR)
2000-02-18 03:38:33 +08:00
file_attributes |= FILE_FLAG_OVERLAPPED;
#ifdef HIDDEN_DOT_FILES
if (flags & O_CREAT && get_device () == FH_FS)
{
char *c = strrchr (get_win32_name (), '\\');
if ((c && c[1] == '.') || *get_win32_name () == '.')
* autoload.cc (LoadFuncEx): Define via new LoadFuncEx2 macro. (LoadFuncEx2): Adapted from LoadFuncEx. Provides control of return value for nonexistent function. (NtQueryObject): Declare. (IsDebuggerPresent): Declare via LoadFuncEx2 and always return true if not available. * debug.h (being_debugged): Just rely on IsDebuggerPresent return value. * dtable.cc (handle_to_fn): New function. (dtable::init_std_file_from_handle): Attempt to derive std handle's name via handle_to_fn. (dtable::build_fhandler_from_name): Fill in what we can in path_conv structure when given a handle and path doesn't exist. * fhandler.cc (fhandler_base::open): Don't set the file pointer here. Use pc->exists () to determine if file exists rather than calling GetFileAttributes again. * fhandler.h (fhandler_base::exec_state_isknown): New method. (fhandler_base::fstat_helper): Add extra arguments to declaration. (fhandler_base::fstat_by_handle): Declare new method. (fhandler_base::fstat_by_name): Declare new method. * fhandler_disk_file (num_entries): Make __stdcall. (fhandler_base::fstat_by_handle): Define new method. (fhandler_base::fstat_by_name): Define new method. (fhandler_base:fstat): Call fstat_by_{handle,name} as appropriate. (fhandler_disk_file::fstat_helper): Accept extra arguments for filling out stat structure. Move handle or name specific stuff to new methods above. (fhandler_disk_file::open): Use real_path->exists rather than calling GetFileAttributes again. * ntdll.h (FILE_NAME_INFORMATION): Define new structure. (OBJECT_INFORMATION_CLASS): Partially define new enum. (OBJECT_NAME_INFORMATION): Define new structure. (NtQueryInformationFile): New declaration. (NtQueryObject): New declaration. * path.cc (path_conv::fillin): Define new method. * path.h (path_conv::fillin): Declare new method. (path_conv::drive_thpe): Rename from 'get_drive_type'. (path_conv::volser): Declare new method. (path_conv::volname): Declare new method. (path_conv::root_dir): Declare new method. * syscalls.cc (fstat64): Send real path_conv to fstat as second argument.
2002-05-28 09:55:40 +08:00
file_attributes |= FILE_ATTRIBUTE_HIDDEN;
}
#endif
if (flags & O_CREAT && get_device () == FH_FS)
{
/* If mode has no write bits set, we set the R/O attribute. */
if (!(mode & (S_IWUSR | S_IWGRP | S_IWOTH)))
file_attributes |= FILE_ATTRIBUTE_READONLY;
/* The file attributes are needed for later use in, e.g. fchmod. */
pc.file_attributes (file_attributes & FILE_ATTRIBUTE_VALID_SET_FLAGS);
}
* dcrt0.cc (dll_crt0_1): Don't close hexec_proc if it is NULL. * fork.cc (vfork): Add debugging statements. * path.cc (get_device_number): Make static. Rewrite to inspect both unix and windows paths. (get_raw_device_number): Just check for parts of raw device that we care about. (get_devn): New function, pulled from get_device_number. (win32_device_name): Accomodate arg changes to get_device_number. (mount_info::get_device_number): Call get_device_number on translated Windows path. * spawn.cc (spawn_guts): Don't treat P_VFORK differently from P_NOWAIT. Add handle to child's shared region to child so that it will be preserved if the parent goes away. * fhandler.h: Throughout, simplify to one open method for all fhandler classes, requiring a path_conv first element. * fhandler.cc (fhandler_base::open): Remove obsolete method. Generalize to require path_conv * as first argument. (fhandler_disk_file::open): Remove obsolete method. (fhandler_disk_file::open): Use path_conv pointer rather than reference. * fhandler_clipboard.cc (fhandler_dev_clipboard::dup): Use new open method. (fhandler_dev_clipboard::open): Accomodate new argument for open methods. * fhandler_console.cc (fhandler_console::open): Ditto. (fhandler_console::dup): Use new open method. (fhandler_console::fixup_after_fork): Ditto. (fhandler_console::fixup_after_exec): Ditto. * fhandler_dsp.cc (fhandler_dev_dsp::open): Accomodate new argument for open methods. * fhandler_floppy.cc (fhandler_dev_floppy::open): Ditto. * fhandler_mem.cc (fhandler_dev_mem::open): Ditto. * fhandler_random (fhandler_dev_random::open): Ditto. * fhandler_raw.cc (fhandler_dev_raw::open): Ditto. * fhandler_serial.cc (fhandler_serial::open): Ditto. * fhandler_tape.cc (fhandler_dev_tape::open): Ditto. * fhandler_tty.cc (fhandler_tty_slave::open): Ditto. (fhandler_pty_master::open): Ditto. * fhandler_windows.cc (fhandler_windows::open): Ditto. * fhandler_zero.cc (fhandler_dev_zero::open): Ditto. * fhandler_socket.cc (fhandler_socket::set_connect_secret): Accomodate new argument for open methods. * syscalls.cc (_open): Ditto. (stat_worker): Ditto.
2001-10-04 10:34:20 +08:00
x = CreateFile (get_win32_name (), access, shared, &sa, creation_distribution,
2001-11-05 14:09:15 +08:00
file_attributes, 0);
2000-02-18 03:38:33 +08:00
if (x == INVALID_HANDLE_VALUE)
{
if (pc.isdir ())
* devices.cc: New file. * devices.gperf: New file. * devices.shilka: New file. * cygwin-gperf: New file. * cygwin-shilka: New file. * fhandler_fifo.cc: New file. * fhandler_nodevice.cc : New file. Reorganize headers so that path.h precedes fhandler.h throughout. Remove device argument and unit arguments from fhandler constructors throughout. Remove pc arguments to fhandler functions and use internal pc element instead, throughout. Use dev element in pc throughout. Use major/minor elements rather than units and device numbers previously in fhandler class. Use correct methods for fhandler file names rather than directly accessing file name variables, throughout. * Makefile.in (DLL_OFILES): Add devices.o, fhandler_fifo.o * dcrt0.cc (dll_crt0_1): Call device::init. * devices.h: Renumber devices based on more Linux-like major/minor numbers. Add more devices. Declare standard device storage. (device): Declare struct. * dir.cc (opendir): Use new 'build_fh_name' to construct a fhandler_* type. * dtable.cc (dtable::get_debugger_info): Ditto. (cygwin_attach_handle_to_fd): Ditto. (dtable::release): Remove special FH_SOCKET case in favor of generic "need_fixup_before" test. (dtable::init_std_file_from_handle): Use either build_fh_dev or build_fh_name to build standard fhandler. (dtable::build_fh_name): Renamed from dtable::build_fhandler_from_name. Move out of dtable class. Don't accept a path_conv argument. Just build it here and pass it to: (build_fh_pc): Renamed from dtable::build_fhandler. Move out of dtable class. Use intrinsic device type in path_conv to create new fhandler. (build_fh_dev): Renamed from dtable::build_fhandler. Move out of dtable class. Simplify arguments to just take new 'device' type and a name. Just return pointer to fhandler rather than trying to insert into dtable. (dtable::dup_worker): Accommodate above build_fh name changes. (dtable::find_fifo): New (currently broken) function. (handle_to_fn): Use strechr for efficiency. * dtable.h: Reflect above build_fh name changes and argument differences. (fhandler_base *&operator []): Return self rather than copy of self. * fhandler.cc (fhandler_base::operator =): Use pc element to set normalized path. (fhandler_base::set_name): Ditto. (fhandler_base::raw_read): Use method to access name. (fhandler_base::write): Correctly use get_output_handle rather than get_handle. (handler_base::device_access_denied): New function. (fhandler_base::open): Eliminate pc argument and use pc element of fhandler_base throughout. (fhandler_base::fstat): Detect if device is based in filesystem and use fstat_fs to calculate stat, if so. (fhandler_base::fhandler_base): Eliminate handling of file names and, instead, just free appropriate component from pc. (fhandler_base::opendir): Remove path_conv parameter. * fhandler.h: Remove all device flags. (fhandler_base::pc): New element. (fhandler_base::set_name): Change argument to path_conv. (fhandler_base::error): New function. (fhandler_base::exists): New function. (fhandler_base::pc_binmode): New function. (fhandler_base::dev): New function. (fhandler_base::open_fs): New function. (fhandler_base::fstat_fs): New function. (fhandler_base::fstat_by_name): New function. (fhandler_base::fstat_by_handle): New function. (fhandler_base::isfifo): New function. (fhandler_base::is_slow): New function. (fhandler_base::is_auto_device): New function. (fhandler_base::is_fs_special): New function. (fhandler_base::device_access_denied): New function. (fhandler_base::operator DWORD&): New operator. (fhandler_base::get_name): Return normalized path from pc. (fhandler_base::get_win32_name): Return windows path from pc. (fhandler_base::isdevice): Renamed from is_device. (fhandler_base::get_native_name): Return device format. (fhandler_fifo): New class. (fhandler_nodevice): New class. (select_stuff::device_specific): Remove array. (select_stuff::device_specific_pipe): New class element. (select_stuff::device_specific_socket): New class element. (select_stuff::device_specific_serial): New class element. (select_stuff::select_stuff): Initialize new elements. * fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Move to base class from fhandler_disk_file. (fhandler_base::fstat_by_name): Ditto. (fhandler_base::fstat_by_name): Ditto. (fhandler_disk_file::open): Move most functionality into fhandler_base::open_fs. (fhandler_base::open_fs): New function. (fhandler_disk_file::close): Move most functionality into fhandler_base::close_fs. (fhandler_base::close_fs): New function. * fhandler_mem.cc (fhandler_dev_mem::open): Use device name in debugging output. * fhandler_socket.cc (fhandler_socket::set_connect_secret): Copy standard urandom device into appropriate place. (fhandler_socket::accept): Reflect change in fdsock return value. * fhandler_tty.cc: See "throughouts" above. * net.cc: Accommodate fdsock change throughout. (fdsock): Return success or failure, accept fd argument and device argument. * path.cc (symlink_info::major): New element. (symlink_info::minor): New element. (symlink_info::parse_device): Declare new function. (fs_info::update): Accommodate changes in path_conv class. (path_conv::fillin): Ditto. (path_conv::return_and_clear_normalized_path): Eliminate. (path_conv::set_normalized_path): New function. (path_conv::path_conv): Set info in dev element. Use path_conv methods Check for FH_FS rather than FH_BAD to indicate when to fill in filesystem stuff. where appropriate rather than direct access. Use set_normalized_path to set normalized path. (windows_device_names): Eliminate. (get_dev): Ditto. (get_raw_device_number): Ditto. (get_device_number): Ditto. (win32_device_name): Call new device name parser to do most of the heavy lifting. (mount_info::conv_to_win32_path): Fill in dev field as appropriate. (symlink_worker): Handle new device files. (symlink_info::check): Ditto. (symlink_info::parse_device): Define new function. * path.h (executable_states): Move here from fhandler.h. (fs_info): Rename variables to *_storage and create methods for accessing same. (path_conv): Add dev element, remove devn and unit and adjust inline methods to accommodate. (set_normalized_path): Declare new function. * pinfo.cc (_pinfo::commune_recv): Add broken support for handling fifos. (_pinfo::commune_send): Ditto. * pipe.cc (fhandler_pipe::close): check for existence of handle before closing it. (handler_pipe::create): Rename from make_pipe. Change arguments to accept fhandler_pipe array. Accommodate fifos. (pipe): Rework to deal with fhandler_pipe::create changes. (_pipe): Ditto. * select.cc: Use individual device_specific types throughout rather than indexing with obsolete device number. (set_bits): Use is_socket call rather than checking device number. * shared_info.h (CURR_MOUNT_MAGIC): Update. (conv_to_win32_path): Reflect addition of device argument. * syscalls.cc (mknod_worker): New function. (open): Use build_fh_name to build fhandler. (chown_worker): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. (chmod_device): New function. (chmod): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. Use chmod_device to set mode of in-filesystem devices. (stat_worker): Eliminate path_conv argument. Call build_fh_name to construct fhandler. Use fh->error() rather than pc->error to detect errors in fhandler construction. (access_worker): New function pulled from access. Accommodate in-filesystem devices. (access): Use access_worker. (fpathconf): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. (mknod_worker): New function. (mknod32): New function. (chroot): Free normalized path -- assuming it was actually cmalloced. * tty.cc (create_tty_master): Tweak for new device class. (tty::common_init): Ditto. * winsup.h (stat_worker): Remove. (symlink_worker): Declare. * exceptions.cc (set_process_mask): Just call sig_dispatch_pending and don't worry about pending_signals since sig_dispatch_pending should always do the right thing now. (sig_handle): Reorganize SIGCONT handling to more closely conform to SUSv3. * pinfo.h: Move __SIG enum to sigproc.h. (PICOM_FIFO): New enum element. (_pinfo): Remove 'thread2signal' stuff throughout class. (_pinfo::commune_send): Make varargs. (_pinfo::sigtodo): Eliminate. (_pinfo::thread2signal): Ditto. * signal.cc (kill_worker): Eliminate call to setthread2signal. * sigproc.cc (local_sigtodo): Eliminate. (getlocal_sigtodo): Ditto. (sigelem): New class. (pending_signals): New class. (sigqueue): New variable, start of sigqueue linked list. (sigcatch_nonmain): Eliminate. (sigcatch_main): Eliminate. (sigcatch_nosync): Eliminate. (sigcomplete_nonmain): Eliminate. (pending_signals): Eliminate. (sig_clear): Call signal thread to clear pending signals, unless already in signal thread. (sigpending): Call signal thread to get pending signals. (sig_dispatch_pending): Eliminate use of pending_signals and just check sigqueue. (sigproc_terminate): Eliminate all of the obsolete semaphore stuff. Close signal pipe handle. (sig_send): Eliminate all of the obsolete semaphore stuff and use pipe to send signals. (getevent): Eliminate. (pending_signals::add): New function. (pending_signals::del): New function. (pending_signals::next): New function. (wait_sig): Eliminate all of the obsolete semaphore stuff. Use pipe to communicate and maintain a linked list of signals. * sigproc.h: Move __SIG defines here. Add __SIGPENDING. (sig_dispatch_pending): Remove "C" specifier. (sig_handle): Accept a mask argument. * thread.cc: Remove signal handling considerations throughout.
2003-09-25 08:37:18 +08:00
{
if (flags & (O_WRONLY | O_RDWR))
* devices.cc: New file. * devices.gperf: New file. * devices.shilka: New file. * cygwin-gperf: New file. * cygwin-shilka: New file. * fhandler_fifo.cc: New file. * fhandler_nodevice.cc : New file. Reorganize headers so that path.h precedes fhandler.h throughout. Remove device argument and unit arguments from fhandler constructors throughout. Remove pc arguments to fhandler functions and use internal pc element instead, throughout. Use dev element in pc throughout. Use major/minor elements rather than units and device numbers previously in fhandler class. Use correct methods for fhandler file names rather than directly accessing file name variables, throughout. * Makefile.in (DLL_OFILES): Add devices.o, fhandler_fifo.o * dcrt0.cc (dll_crt0_1): Call device::init. * devices.h: Renumber devices based on more Linux-like major/minor numbers. Add more devices. Declare standard device storage. (device): Declare struct. * dir.cc (opendir): Use new 'build_fh_name' to construct a fhandler_* type. * dtable.cc (dtable::get_debugger_info): Ditto. (cygwin_attach_handle_to_fd): Ditto. (dtable::release): Remove special FH_SOCKET case in favor of generic "need_fixup_before" test. (dtable::init_std_file_from_handle): Use either build_fh_dev or build_fh_name to build standard fhandler. (dtable::build_fh_name): Renamed from dtable::build_fhandler_from_name. Move out of dtable class. Don't accept a path_conv argument. Just build it here and pass it to: (build_fh_pc): Renamed from dtable::build_fhandler. Move out of dtable class. Use intrinsic device type in path_conv to create new fhandler. (build_fh_dev): Renamed from dtable::build_fhandler. Move out of dtable class. Simplify arguments to just take new 'device' type and a name. Just return pointer to fhandler rather than trying to insert into dtable. (dtable::dup_worker): Accommodate above build_fh name changes. (dtable::find_fifo): New (currently broken) function. (handle_to_fn): Use strechr for efficiency. * dtable.h: Reflect above build_fh name changes and argument differences. (fhandler_base *&operator []): Return self rather than copy of self. * fhandler.cc (fhandler_base::operator =): Use pc element to set normalized path. (fhandler_base::set_name): Ditto. (fhandler_base::raw_read): Use method to access name. (fhandler_base::write): Correctly use get_output_handle rather than get_handle. (handler_base::device_access_denied): New function. (fhandler_base::open): Eliminate pc argument and use pc element of fhandler_base throughout. (fhandler_base::fstat): Detect if device is based in filesystem and use fstat_fs to calculate stat, if so. (fhandler_base::fhandler_base): Eliminate handling of file names and, instead, just free appropriate component from pc. (fhandler_base::opendir): Remove path_conv parameter. * fhandler.h: Remove all device flags. (fhandler_base::pc): New element. (fhandler_base::set_name): Change argument to path_conv. (fhandler_base::error): New function. (fhandler_base::exists): New function. (fhandler_base::pc_binmode): New function. (fhandler_base::dev): New function. (fhandler_base::open_fs): New function. (fhandler_base::fstat_fs): New function. (fhandler_base::fstat_by_name): New function. (fhandler_base::fstat_by_handle): New function. (fhandler_base::isfifo): New function. (fhandler_base::is_slow): New function. (fhandler_base::is_auto_device): New function. (fhandler_base::is_fs_special): New function. (fhandler_base::device_access_denied): New function. (fhandler_base::operator DWORD&): New operator. (fhandler_base::get_name): Return normalized path from pc. (fhandler_base::get_win32_name): Return windows path from pc. (fhandler_base::isdevice): Renamed from is_device. (fhandler_base::get_native_name): Return device format. (fhandler_fifo): New class. (fhandler_nodevice): New class. (select_stuff::device_specific): Remove array. (select_stuff::device_specific_pipe): New class element. (select_stuff::device_specific_socket): New class element. (select_stuff::device_specific_serial): New class element. (select_stuff::select_stuff): Initialize new elements. * fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Move to base class from fhandler_disk_file. (fhandler_base::fstat_by_name): Ditto. (fhandler_base::fstat_by_name): Ditto. (fhandler_disk_file::open): Move most functionality into fhandler_base::open_fs. (fhandler_base::open_fs): New function. (fhandler_disk_file::close): Move most functionality into fhandler_base::close_fs. (fhandler_base::close_fs): New function. * fhandler_mem.cc (fhandler_dev_mem::open): Use device name in debugging output. * fhandler_socket.cc (fhandler_socket::set_connect_secret): Copy standard urandom device into appropriate place. (fhandler_socket::accept): Reflect change in fdsock return value. * fhandler_tty.cc: See "throughouts" above. * net.cc: Accommodate fdsock change throughout. (fdsock): Return success or failure, accept fd argument and device argument. * path.cc (symlink_info::major): New element. (symlink_info::minor): New element. (symlink_info::parse_device): Declare new function. (fs_info::update): Accommodate changes in path_conv class. (path_conv::fillin): Ditto. (path_conv::return_and_clear_normalized_path): Eliminate. (path_conv::set_normalized_path): New function. (path_conv::path_conv): Set info in dev element. Use path_conv methods Check for FH_FS rather than FH_BAD to indicate when to fill in filesystem stuff. where appropriate rather than direct access. Use set_normalized_path to set normalized path. (windows_device_names): Eliminate. (get_dev): Ditto. (get_raw_device_number): Ditto. (get_device_number): Ditto. (win32_device_name): Call new device name parser to do most of the heavy lifting. (mount_info::conv_to_win32_path): Fill in dev field as appropriate. (symlink_worker): Handle new device files. (symlink_info::check): Ditto. (symlink_info::parse_device): Define new function. * path.h (executable_states): Move here from fhandler.h. (fs_info): Rename variables to *_storage and create methods for accessing same. (path_conv): Add dev element, remove devn and unit and adjust inline methods to accommodate. (set_normalized_path): Declare new function. * pinfo.cc (_pinfo::commune_recv): Add broken support for handling fifos. (_pinfo::commune_send): Ditto. * pipe.cc (fhandler_pipe::close): check for existence of handle before closing it. (handler_pipe::create): Rename from make_pipe. Change arguments to accept fhandler_pipe array. Accommodate fifos. (pipe): Rework to deal with fhandler_pipe::create changes. (_pipe): Ditto. * select.cc: Use individual device_specific types throughout rather than indexing with obsolete device number. (set_bits): Use is_socket call rather than checking device number. * shared_info.h (CURR_MOUNT_MAGIC): Update. (conv_to_win32_path): Reflect addition of device argument. * syscalls.cc (mknod_worker): New function. (open): Use build_fh_name to build fhandler. (chown_worker): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. (chmod_device): New function. (chmod): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. Use chmod_device to set mode of in-filesystem devices. (stat_worker): Eliminate path_conv argument. Call build_fh_name to construct fhandler. Use fh->error() rather than pc->error to detect errors in fhandler construction. (access_worker): New function pulled from access. Accommodate in-filesystem devices. (access): Use access_worker. (fpathconf): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. (mknod_worker): New function. (mknod32): New function. (chroot): Free normalized path -- assuming it was actually cmalloced. * tty.cc (create_tty_master): Tweak for new device class. (tty::common_init): Ditto. * winsup.h (stat_worker): Remove. (symlink_worker): Declare. * exceptions.cc (set_process_mask): Just call sig_dispatch_pending and don't worry about pending_signals since sig_dispatch_pending should always do the right thing now. (sig_handle): Reorganize SIGCONT handling to more closely conform to SUSv3. * pinfo.h: Move __SIG enum to sigproc.h. (PICOM_FIFO): New enum element. (_pinfo): Remove 'thread2signal' stuff throughout class. (_pinfo::commune_send): Make varargs. (_pinfo::sigtodo): Eliminate. (_pinfo::thread2signal): Ditto. * signal.cc (kill_worker): Eliminate call to setthread2signal. * sigproc.cc (local_sigtodo): Eliminate. (getlocal_sigtodo): Ditto. (sigelem): New class. (pending_signals): New class. (sigqueue): New variable, start of sigqueue linked list. (sigcatch_nonmain): Eliminate. (sigcatch_main): Eliminate. (sigcatch_nosync): Eliminate. (sigcomplete_nonmain): Eliminate. (pending_signals): Eliminate. (sig_clear): Call signal thread to clear pending signals, unless already in signal thread. (sigpending): Call signal thread to get pending signals. (sig_dispatch_pending): Eliminate use of pending_signals and just check sigqueue. (sigproc_terminate): Eliminate all of the obsolete semaphore stuff. Close signal pipe handle. (sig_send): Eliminate all of the obsolete semaphore stuff and use pipe to send signals. (getevent): Eliminate. (pending_signals::add): New function. (pending_signals::del): New function. (pending_signals::next): New function. (wait_sig): Eliminate all of the obsolete semaphore stuff. Use pipe to communicate and maintain a linked list of signals. * sigproc.h: Move __SIG defines here. Add __SIGPENDING. (sig_dispatch_pending): Remove "C" specifier. (sig_handle): Accept a mask argument. * thread.cc: Remove signal handling considerations throughout.
2003-09-25 08:37:18 +08:00
set_errno (EISDIR);
else
* Use new unified status_flag accessor methods from classes fhandler_*, tty_min, mtinfo and fs_info thoroughout. * fhandler.h: Redefine all set_close_on_exec methods to take a bool argument. (enum conn_state): Rename from connect_state. (class fhandler_base): Rename some status flags to align with accessor method names. Drop encoded flag entirely. Unify status accessor methods. Const'ify all read accessor methods. (class fhandler_socket): Ditto. (class fhandler_dev_raw): Ditto. * fhandler_disk_file.cc (fhandler_base::fstat_fs): Use fs.fs_is_fat() instead of evaluating FATness of file system here. (fhandler_disk_file::opendir): Drop call to set_encoded(). (fhandler_disk_file::readdir): Use pc.isencoded() directly. * mtinfo.h (class mtinfo_drive): Const'ify all read accessor methods. * path.cc (fsinfo_cnt): Add. (fs_info::update): Accomodate class changes. Evaluate file system name specific flags right here. Add thread safety for reading and writing global fsinfo array. * path.h (enum path_types): Drop values for flags kept in fs already. (struct fs_info): Move status informatin into private struct type status_flags. Add accessor methods. Remove path and file system name string arrays in favor of status bits. (class path_conv): Use new fs_info status information where appropriate. (path_conf::fs_has_ea): Rename from fs_fast_ea. (path_conf::fs_has_acls): New method. (path_conf::root_dir): Remove. (path_conf::volname): Remove. * syscalls (statfs): Evaluate root dir locally. * tty.h (class tty_min): Unify status accessor methods. Const'ify all read accessor methods.
2004-04-10 21:45:10 +08:00
nohandle (true);
* devices.cc: New file. * devices.gperf: New file. * devices.shilka: New file. * cygwin-gperf: New file. * cygwin-shilka: New file. * fhandler_fifo.cc: New file. * fhandler_nodevice.cc : New file. Reorganize headers so that path.h precedes fhandler.h throughout. Remove device argument and unit arguments from fhandler constructors throughout. Remove pc arguments to fhandler functions and use internal pc element instead, throughout. Use dev element in pc throughout. Use major/minor elements rather than units and device numbers previously in fhandler class. Use correct methods for fhandler file names rather than directly accessing file name variables, throughout. * Makefile.in (DLL_OFILES): Add devices.o, fhandler_fifo.o * dcrt0.cc (dll_crt0_1): Call device::init. * devices.h: Renumber devices based on more Linux-like major/minor numbers. Add more devices. Declare standard device storage. (device): Declare struct. * dir.cc (opendir): Use new 'build_fh_name' to construct a fhandler_* type. * dtable.cc (dtable::get_debugger_info): Ditto. (cygwin_attach_handle_to_fd): Ditto. (dtable::release): Remove special FH_SOCKET case in favor of generic "need_fixup_before" test. (dtable::init_std_file_from_handle): Use either build_fh_dev or build_fh_name to build standard fhandler. (dtable::build_fh_name): Renamed from dtable::build_fhandler_from_name. Move out of dtable class. Don't accept a path_conv argument. Just build it here and pass it to: (build_fh_pc): Renamed from dtable::build_fhandler. Move out of dtable class. Use intrinsic device type in path_conv to create new fhandler. (build_fh_dev): Renamed from dtable::build_fhandler. Move out of dtable class. Simplify arguments to just take new 'device' type and a name. Just return pointer to fhandler rather than trying to insert into dtable. (dtable::dup_worker): Accommodate above build_fh name changes. (dtable::find_fifo): New (currently broken) function. (handle_to_fn): Use strechr for efficiency. * dtable.h: Reflect above build_fh name changes and argument differences. (fhandler_base *&operator []): Return self rather than copy of self. * fhandler.cc (fhandler_base::operator =): Use pc element to set normalized path. (fhandler_base::set_name): Ditto. (fhandler_base::raw_read): Use method to access name. (fhandler_base::write): Correctly use get_output_handle rather than get_handle. (handler_base::device_access_denied): New function. (fhandler_base::open): Eliminate pc argument and use pc element of fhandler_base throughout. (fhandler_base::fstat): Detect if device is based in filesystem and use fstat_fs to calculate stat, if so. (fhandler_base::fhandler_base): Eliminate handling of file names and, instead, just free appropriate component from pc. (fhandler_base::opendir): Remove path_conv parameter. * fhandler.h: Remove all device flags. (fhandler_base::pc): New element. (fhandler_base::set_name): Change argument to path_conv. (fhandler_base::error): New function. (fhandler_base::exists): New function. (fhandler_base::pc_binmode): New function. (fhandler_base::dev): New function. (fhandler_base::open_fs): New function. (fhandler_base::fstat_fs): New function. (fhandler_base::fstat_by_name): New function. (fhandler_base::fstat_by_handle): New function. (fhandler_base::isfifo): New function. (fhandler_base::is_slow): New function. (fhandler_base::is_auto_device): New function. (fhandler_base::is_fs_special): New function. (fhandler_base::device_access_denied): New function. (fhandler_base::operator DWORD&): New operator. (fhandler_base::get_name): Return normalized path from pc. (fhandler_base::get_win32_name): Return windows path from pc. (fhandler_base::isdevice): Renamed from is_device. (fhandler_base::get_native_name): Return device format. (fhandler_fifo): New class. (fhandler_nodevice): New class. (select_stuff::device_specific): Remove array. (select_stuff::device_specific_pipe): New class element. (select_stuff::device_specific_socket): New class element. (select_stuff::device_specific_serial): New class element. (select_stuff::select_stuff): Initialize new elements. * fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Move to base class from fhandler_disk_file. (fhandler_base::fstat_by_name): Ditto. (fhandler_base::fstat_by_name): Ditto. (fhandler_disk_file::open): Move most functionality into fhandler_base::open_fs. (fhandler_base::open_fs): New function. (fhandler_disk_file::close): Move most functionality into fhandler_base::close_fs. (fhandler_base::close_fs): New function. * fhandler_mem.cc (fhandler_dev_mem::open): Use device name in debugging output. * fhandler_socket.cc (fhandler_socket::set_connect_secret): Copy standard urandom device into appropriate place. (fhandler_socket::accept): Reflect change in fdsock return value. * fhandler_tty.cc: See "throughouts" above. * net.cc: Accommodate fdsock change throughout. (fdsock): Return success or failure, accept fd argument and device argument. * path.cc (symlink_info::major): New element. (symlink_info::minor): New element. (symlink_info::parse_device): Declare new function. (fs_info::update): Accommodate changes in path_conv class. (path_conv::fillin): Ditto. (path_conv::return_and_clear_normalized_path): Eliminate. (path_conv::set_normalized_path): New function. (path_conv::path_conv): Set info in dev element. Use path_conv methods Check for FH_FS rather than FH_BAD to indicate when to fill in filesystem stuff. where appropriate rather than direct access. Use set_normalized_path to set normalized path. (windows_device_names): Eliminate. (get_dev): Ditto. (get_raw_device_number): Ditto. (get_device_number): Ditto. (win32_device_name): Call new device name parser to do most of the heavy lifting. (mount_info::conv_to_win32_path): Fill in dev field as appropriate. (symlink_worker): Handle new device files. (symlink_info::check): Ditto. (symlink_info::parse_device): Define new function. * path.h (executable_states): Move here from fhandler.h. (fs_info): Rename variables to *_storage and create methods for accessing same. (path_conv): Add dev element, remove devn and unit and adjust inline methods to accommodate. (set_normalized_path): Declare new function. * pinfo.cc (_pinfo::commune_recv): Add broken support for handling fifos. (_pinfo::commune_send): Ditto. * pipe.cc (fhandler_pipe::close): check for existence of handle before closing it. (handler_pipe::create): Rename from make_pipe. Change arguments to accept fhandler_pipe array. Accommodate fifos. (pipe): Rework to deal with fhandler_pipe::create changes. (_pipe): Ditto. * select.cc: Use individual device_specific types throughout rather than indexing with obsolete device number. (set_bits): Use is_socket call rather than checking device number. * shared_info.h (CURR_MOUNT_MAGIC): Update. (conv_to_win32_path): Reflect addition of device argument. * syscalls.cc (mknod_worker): New function. (open): Use build_fh_name to build fhandler. (chown_worker): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. (chmod_device): New function. (chmod): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. Use chmod_device to set mode of in-filesystem devices. (stat_worker): Eliminate path_conv argument. Call build_fh_name to construct fhandler. Use fh->error() rather than pc->error to detect errors in fhandler construction. (access_worker): New function pulled from access. Accommodate in-filesystem devices. (access): Use access_worker. (fpathconf): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. (mknod_worker): New function. (mknod32): New function. (chroot): Free normalized path -- assuming it was actually cmalloced. * tty.cc (create_tty_master): Tweak for new device class. (tty::common_init): Ditto. * winsup.h (stat_worker): Remove. (symlink_worker): Declare. * exceptions.cc (set_process_mask): Just call sig_dispatch_pending and don't worry about pending_signals since sig_dispatch_pending should always do the right thing now. (sig_handle): Reorganize SIGCONT handling to more closely conform to SUSv3. * pinfo.h: Move __SIG enum to sigproc.h. (PICOM_FIFO): New enum element. (_pinfo): Remove 'thread2signal' stuff throughout class. (_pinfo::commune_send): Make varargs. (_pinfo::sigtodo): Eliminate. (_pinfo::thread2signal): Ditto. * signal.cc (kill_worker): Eliminate call to setthread2signal. * sigproc.cc (local_sigtodo): Eliminate. (getlocal_sigtodo): Ditto. (sigelem): New class. (pending_signals): New class. (sigqueue): New variable, start of sigqueue linked list. (sigcatch_nonmain): Eliminate. (sigcatch_main): Eliminate. (sigcatch_nosync): Eliminate. (sigcomplete_nonmain): Eliminate. (pending_signals): Eliminate. (sig_clear): Call signal thread to clear pending signals, unless already in signal thread. (sigpending): Call signal thread to get pending signals. (sig_dispatch_pending): Eliminate use of pending_signals and just check sigqueue. (sigproc_terminate): Eliminate all of the obsolete semaphore stuff. Close signal pipe handle. (sig_send): Eliminate all of the obsolete semaphore stuff and use pipe to send signals. (getevent): Eliminate. (pending_signals::add): New function. (pending_signals::del): New function. (pending_signals::next): New function. (wait_sig): Eliminate all of the obsolete semaphore stuff. Use pipe to communicate and maintain a linked list of signals. * sigproc.h: Move __SIG defines here. Add __SIGPENDING. (sig_dispatch_pending): Remove "C" specifier. (sig_handle): Accept a mask argument. * thread.cc: Remove signal handling considerations throughout.
2003-09-25 08:37:18 +08:00
}
else if (GetLastError () == ERROR_INVALID_HANDLE)
2004-03-24 02:52:39 +08:00
set_errno (ENOENT);
2000-02-18 03:38:33 +08:00
else
2004-03-24 02:52:39 +08:00
__seterrno ();
* Use new unified status_flag accessor methods from classes fhandler_*, tty_min, mtinfo and fs_info thoroughout. * fhandler.h: Redefine all set_close_on_exec methods to take a bool argument. (enum conn_state): Rename from connect_state. (class fhandler_base): Rename some status flags to align with accessor method names. Drop encoded flag entirely. Unify status accessor methods. Const'ify all read accessor methods. (class fhandler_socket): Ditto. (class fhandler_dev_raw): Ditto. * fhandler_disk_file.cc (fhandler_base::fstat_fs): Use fs.fs_is_fat() instead of evaluating FATness of file system here. (fhandler_disk_file::opendir): Drop call to set_encoded(). (fhandler_disk_file::readdir): Use pc.isencoded() directly. * mtinfo.h (class mtinfo_drive): Const'ify all read accessor methods. * path.cc (fsinfo_cnt): Add. (fs_info::update): Accomodate class changes. Evaluate file system name specific flags right here. Add thread safety for reading and writing global fsinfo array. * path.h (enum path_types): Drop values for flags kept in fs already. (struct fs_info): Move status informatin into private struct type status_flags. Add accessor methods. Remove path and file system name string arrays in favor of status bits. (class path_conv): Use new fs_info status information where appropriate. (path_conf::fs_has_ea): Rename from fs_fast_ea. (path_conf::fs_has_acls): New method. (path_conf::root_dir): Remove. (path_conf::volname): Remove. * syscalls (statfs): Evaluate root dir locally. * tty.h (class tty_min): Unify status accessor methods. Const'ify all read accessor methods.
2004-04-10 21:45:10 +08:00
if (!nohandle ())
2004-03-24 02:52:39 +08:00
goto done;
}
2000-02-18 03:38:33 +08:00
set_io_handle (x);
* devices.cc: New file. * devices.gperf: New file. * devices.shilka: New file. * cygwin-gperf: New file. * cygwin-shilka: New file. * fhandler_fifo.cc: New file. * fhandler_nodevice.cc : New file. Reorganize headers so that path.h precedes fhandler.h throughout. Remove device argument and unit arguments from fhandler constructors throughout. Remove pc arguments to fhandler functions and use internal pc element instead, throughout. Use dev element in pc throughout. Use major/minor elements rather than units and device numbers previously in fhandler class. Use correct methods for fhandler file names rather than directly accessing file name variables, throughout. * Makefile.in (DLL_OFILES): Add devices.o, fhandler_fifo.o * dcrt0.cc (dll_crt0_1): Call device::init. * devices.h: Renumber devices based on more Linux-like major/minor numbers. Add more devices. Declare standard device storage. (device): Declare struct. * dir.cc (opendir): Use new 'build_fh_name' to construct a fhandler_* type. * dtable.cc (dtable::get_debugger_info): Ditto. (cygwin_attach_handle_to_fd): Ditto. (dtable::release): Remove special FH_SOCKET case in favor of generic "need_fixup_before" test. (dtable::init_std_file_from_handle): Use either build_fh_dev or build_fh_name to build standard fhandler. (dtable::build_fh_name): Renamed from dtable::build_fhandler_from_name. Move out of dtable class. Don't accept a path_conv argument. Just build it here and pass it to: (build_fh_pc): Renamed from dtable::build_fhandler. Move out of dtable class. Use intrinsic device type in path_conv to create new fhandler. (build_fh_dev): Renamed from dtable::build_fhandler. Move out of dtable class. Simplify arguments to just take new 'device' type and a name. Just return pointer to fhandler rather than trying to insert into dtable. (dtable::dup_worker): Accommodate above build_fh name changes. (dtable::find_fifo): New (currently broken) function. (handle_to_fn): Use strechr for efficiency. * dtable.h: Reflect above build_fh name changes and argument differences. (fhandler_base *&operator []): Return self rather than copy of self. * fhandler.cc (fhandler_base::operator =): Use pc element to set normalized path. (fhandler_base::set_name): Ditto. (fhandler_base::raw_read): Use method to access name. (fhandler_base::write): Correctly use get_output_handle rather than get_handle. (handler_base::device_access_denied): New function. (fhandler_base::open): Eliminate pc argument and use pc element of fhandler_base throughout. (fhandler_base::fstat): Detect if device is based in filesystem and use fstat_fs to calculate stat, if so. (fhandler_base::fhandler_base): Eliminate handling of file names and, instead, just free appropriate component from pc. (fhandler_base::opendir): Remove path_conv parameter. * fhandler.h: Remove all device flags. (fhandler_base::pc): New element. (fhandler_base::set_name): Change argument to path_conv. (fhandler_base::error): New function. (fhandler_base::exists): New function. (fhandler_base::pc_binmode): New function. (fhandler_base::dev): New function. (fhandler_base::open_fs): New function. (fhandler_base::fstat_fs): New function. (fhandler_base::fstat_by_name): New function. (fhandler_base::fstat_by_handle): New function. (fhandler_base::isfifo): New function. (fhandler_base::is_slow): New function. (fhandler_base::is_auto_device): New function. (fhandler_base::is_fs_special): New function. (fhandler_base::device_access_denied): New function. (fhandler_base::operator DWORD&): New operator. (fhandler_base::get_name): Return normalized path from pc. (fhandler_base::get_win32_name): Return windows path from pc. (fhandler_base::isdevice): Renamed from is_device. (fhandler_base::get_native_name): Return device format. (fhandler_fifo): New class. (fhandler_nodevice): New class. (select_stuff::device_specific): Remove array. (select_stuff::device_specific_pipe): New class element. (select_stuff::device_specific_socket): New class element. (select_stuff::device_specific_serial): New class element. (select_stuff::select_stuff): Initialize new elements. * fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Move to base class from fhandler_disk_file. (fhandler_base::fstat_by_name): Ditto. (fhandler_base::fstat_by_name): Ditto. (fhandler_disk_file::open): Move most functionality into fhandler_base::open_fs. (fhandler_base::open_fs): New function. (fhandler_disk_file::close): Move most functionality into fhandler_base::close_fs. (fhandler_base::close_fs): New function. * fhandler_mem.cc (fhandler_dev_mem::open): Use device name in debugging output. * fhandler_socket.cc (fhandler_socket::set_connect_secret): Copy standard urandom device into appropriate place. (fhandler_socket::accept): Reflect change in fdsock return value. * fhandler_tty.cc: See "throughouts" above. * net.cc: Accommodate fdsock change throughout. (fdsock): Return success or failure, accept fd argument and device argument. * path.cc (symlink_info::major): New element. (symlink_info::minor): New element. (symlink_info::parse_device): Declare new function. (fs_info::update): Accommodate changes in path_conv class. (path_conv::fillin): Ditto. (path_conv::return_and_clear_normalized_path): Eliminate. (path_conv::set_normalized_path): New function. (path_conv::path_conv): Set info in dev element. Use path_conv methods Check for FH_FS rather than FH_BAD to indicate when to fill in filesystem stuff. where appropriate rather than direct access. Use set_normalized_path to set normalized path. (windows_device_names): Eliminate. (get_dev): Ditto. (get_raw_device_number): Ditto. (get_device_number): Ditto. (win32_device_name): Call new device name parser to do most of the heavy lifting. (mount_info::conv_to_win32_path): Fill in dev field as appropriate. (symlink_worker): Handle new device files. (symlink_info::check): Ditto. (symlink_info::parse_device): Define new function. * path.h (executable_states): Move here from fhandler.h. (fs_info): Rename variables to *_storage and create methods for accessing same. (path_conv): Add dev element, remove devn and unit and adjust inline methods to accommodate. (set_normalized_path): Declare new function. * pinfo.cc (_pinfo::commune_recv): Add broken support for handling fifos. (_pinfo::commune_send): Ditto. * pipe.cc (fhandler_pipe::close): check for existence of handle before closing it. (handler_pipe::create): Rename from make_pipe. Change arguments to accept fhandler_pipe array. Accommodate fifos. (pipe): Rework to deal with fhandler_pipe::create changes. (_pipe): Ditto. * select.cc: Use individual device_specific types throughout rather than indexing with obsolete device number. (set_bits): Use is_socket call rather than checking device number. * shared_info.h (CURR_MOUNT_MAGIC): Update. (conv_to_win32_path): Reflect addition of device argument. * syscalls.cc (mknod_worker): New function. (open): Use build_fh_name to build fhandler. (chown_worker): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. (chmod_device): New function. (chmod): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. Use chmod_device to set mode of in-filesystem devices. (stat_worker): Eliminate path_conv argument. Call build_fh_name to construct fhandler. Use fh->error() rather than pc->error to detect errors in fhandler construction. (access_worker): New function pulled from access. Accommodate in-filesystem devices. (access): Use access_worker. (fpathconf): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. (mknod_worker): New function. (mknod32): New function. (chroot): Free normalized path -- assuming it was actually cmalloced. * tty.cc (create_tty_master): Tweak for new device class. (tty::common_init): Ditto. * winsup.h (stat_worker): Remove. (symlink_worker): Declare. * exceptions.cc (set_process_mask): Just call sig_dispatch_pending and don't worry about pending_signals since sig_dispatch_pending should always do the right thing now. (sig_handle): Reorganize SIGCONT handling to more closely conform to SUSv3. * pinfo.h: Move __SIG enum to sigproc.h. (PICOM_FIFO): New enum element. (_pinfo): Remove 'thread2signal' stuff throughout class. (_pinfo::commune_send): Make varargs. (_pinfo::sigtodo): Eliminate. (_pinfo::thread2signal): Ditto. * signal.cc (kill_worker): Eliminate call to setthread2signal. * sigproc.cc (local_sigtodo): Eliminate. (getlocal_sigtodo): Ditto. (sigelem): New class. (pending_signals): New class. (sigqueue): New variable, start of sigqueue linked list. (sigcatch_nonmain): Eliminate. (sigcatch_main): Eliminate. (sigcatch_nosync): Eliminate. (sigcomplete_nonmain): Eliminate. (pending_signals): Eliminate. (sig_clear): Call signal thread to clear pending signals, unless already in signal thread. (sigpending): Call signal thread to get pending signals. (sig_dispatch_pending): Eliminate use of pending_signals and just check sigqueue. (sigproc_terminate): Eliminate all of the obsolete semaphore stuff. Close signal pipe handle. (sig_send): Eliminate all of the obsolete semaphore stuff and use pipe to send signals. (getevent): Eliminate. (pending_signals::add): New function. (pending_signals::del): New function. (pending_signals::next): New function. (wait_sig): Eliminate all of the obsolete semaphore stuff. Use pipe to communicate and maintain a linked list of signals. * sigproc.h: Move __SIG defines here. Add __SIGPENDING. (sig_dispatch_pending): Remove "C" specifier. (sig_handle): Accept a mask argument. * thread.cc: Remove signal handling considerations throughout.
2003-09-25 08:37:18 +08:00
set_flags (flags, pc.binmode ());
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res = 1;
set_open_status ();
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done:
debug_printf ("%p = CreateFile (%s, %p, %p, %p, %p, %p, 0)",
x, get_win32_name (), access, shared, &sa,
creation_distribution, file_attributes);
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syscall_printf ("%d = fhandler_base::open (%s, %p)", res, get_win32_name (),
flags);
return res;
}
* autoload.cc (NtCreateFile): Add. * dir.cc (mkdir): Change set_file_attribute call to indicate that NT security isn't used. * fhandler.cc (fhandler_base::open_9x): New method, created from fhandler_base::open. (fhandler_base::open): Rearrange to use NtCreateFile instead of CreateFile. * fhandler.h (enum query_state): Redefine query_null_access to query_stat_control. query_null_access isn't allowed in NtCreateFile. (fhandler_base::open_9x): Declare. * fhandler_disk_file.cc (fhandler_base::fstat_fs): Use query_stat_control first, query_read_control if that fails. (fhandler_disk_file::fchmod): Call enable_restore_privilege before trying to open for query_write_control. Don't fall back to opening for query_read_control. (fhandler_disk_file::fchown): Ditto. (fhandler_disk_file::facl): Only request restore privilege and query access necessary for given cmd. * fhandler_raw.cc (fhandler_dev_raw::open): Call fhandler_base::open instead of opening device here. * ntdll.h (NtCreateFile): Declare. * path.cc (symlink_worker): Change set_file_attribute call to indicate that NT security isn't used. * sec_acl.cc (getacl): Fix bracketing. * sec_helper.cc (enable_restore_privilege): New function. * security.cc (str2buf2uni_cat): New function. (write_sd): Don't request restore permission here. * security.h (set_process_privileges): Drop stale declaration. (str2buf2uni): Declare. (str2buf2uni_cat): Declare. (enable_restore_privilege): Declare. * syscalls.cc (fchown32): Return immediate success on 9x.
2004-04-17 05:22:13 +08:00
/* Open system call handler function. */
int
fhandler_base::open (int flags, mode_t mode)
{
2004-06-04 05:33:29 +08:00
if (!wincap.is_winnt ())
* autoload.cc (NtCreateFile): Add. * dir.cc (mkdir): Change set_file_attribute call to indicate that NT security isn't used. * fhandler.cc (fhandler_base::open_9x): New method, created from fhandler_base::open. (fhandler_base::open): Rearrange to use NtCreateFile instead of CreateFile. * fhandler.h (enum query_state): Redefine query_null_access to query_stat_control. query_null_access isn't allowed in NtCreateFile. (fhandler_base::open_9x): Declare. * fhandler_disk_file.cc (fhandler_base::fstat_fs): Use query_stat_control first, query_read_control if that fails. (fhandler_disk_file::fchmod): Call enable_restore_privilege before trying to open for query_write_control. Don't fall back to opening for query_read_control. (fhandler_disk_file::fchown): Ditto. (fhandler_disk_file::facl): Only request restore privilege and query access necessary for given cmd. * fhandler_raw.cc (fhandler_dev_raw::open): Call fhandler_base::open instead of opening device here. * ntdll.h (NtCreateFile): Declare. * path.cc (symlink_worker): Change set_file_attribute call to indicate that NT security isn't used. * sec_acl.cc (getacl): Fix bracketing. * sec_helper.cc (enable_restore_privilege): New function. * security.cc (str2buf2uni_cat): New function. (write_sd): Don't request restore permission here. * security.h (set_process_privileges): Drop stale declaration. (str2buf2uni): Declare. (str2buf2uni_cat): Declare. (enable_restore_privilege): Declare. * syscalls.cc (fchown32): Return immediate success on 9x.
2004-04-17 05:22:13 +08:00
return fhandler_base::open_9x (flags, mode);
WCHAR wpath[CYG_MAX_PATH + 10];
UNICODE_STRING upath = {0, sizeof (wpath), wpath};
pc.get_nt_native_path (upath);
if (RtlIsDosDeviceName_U (upath.Buffer))
return fhandler_base::open_9x (flags, mode);
* autoload.cc (NtCreateFile): Add. * dir.cc (mkdir): Change set_file_attribute call to indicate that NT security isn't used. * fhandler.cc (fhandler_base::open_9x): New method, created from fhandler_base::open. (fhandler_base::open): Rearrange to use NtCreateFile instead of CreateFile. * fhandler.h (enum query_state): Redefine query_null_access to query_stat_control. query_null_access isn't allowed in NtCreateFile. (fhandler_base::open_9x): Declare. * fhandler_disk_file.cc (fhandler_base::fstat_fs): Use query_stat_control first, query_read_control if that fails. (fhandler_disk_file::fchmod): Call enable_restore_privilege before trying to open for query_write_control. Don't fall back to opening for query_read_control. (fhandler_disk_file::fchown): Ditto. (fhandler_disk_file::facl): Only request restore privilege and query access necessary for given cmd. * fhandler_raw.cc (fhandler_dev_raw::open): Call fhandler_base::open instead of opening device here. * ntdll.h (NtCreateFile): Declare. * path.cc (symlink_worker): Change set_file_attribute call to indicate that NT security isn't used. * sec_acl.cc (getacl): Fix bracketing. * sec_helper.cc (enable_restore_privilege): New function. * security.cc (str2buf2uni_cat): New function. (write_sd): Don't request restore permission here. * security.h (set_process_privileges): Drop stale declaration. (str2buf2uni): Declare. (str2buf2uni_cat): Declare. (enable_restore_privilege): Declare. * syscalls.cc (fchown32): Return immediate success on 9x.
2004-04-17 05:22:13 +08:00
int res = 0;
HANDLE x;
ULONG file_attributes = 0;
ULONG shared = (get_major () == DEV_TAPE_MAJOR ? 0 : wincap.shared ());
* autoload.cc (NtCreateFile): Add. * dir.cc (mkdir): Change set_file_attribute call to indicate that NT security isn't used. * fhandler.cc (fhandler_base::open_9x): New method, created from fhandler_base::open. (fhandler_base::open): Rearrange to use NtCreateFile instead of CreateFile. * fhandler.h (enum query_state): Redefine query_null_access to query_stat_control. query_null_access isn't allowed in NtCreateFile. (fhandler_base::open_9x): Declare. * fhandler_disk_file.cc (fhandler_base::fstat_fs): Use query_stat_control first, query_read_control if that fails. (fhandler_disk_file::fchmod): Call enable_restore_privilege before trying to open for query_write_control. Don't fall back to opening for query_read_control. (fhandler_disk_file::fchown): Ditto. (fhandler_disk_file::facl): Only request restore privilege and query access necessary for given cmd. * fhandler_raw.cc (fhandler_dev_raw::open): Call fhandler_base::open instead of opening device here. * ntdll.h (NtCreateFile): Declare. * path.cc (symlink_worker): Change set_file_attribute call to indicate that NT security isn't used. * sec_acl.cc (getacl): Fix bracketing. * sec_helper.cc (enable_restore_privilege): New function. * security.cc (str2buf2uni_cat): New function. (write_sd): Don't request restore permission here. * security.h (set_process_privileges): Drop stale declaration. (str2buf2uni): Declare. (str2buf2uni_cat): Declare. (enable_restore_privilege): Declare. * syscalls.cc (fchown32): Return immediate success on 9x.
2004-04-17 05:22:13 +08:00
ULONG create_disposition;
ULONG create_options;
SECURITY_ATTRIBUTES sa = sec_none;
security_descriptor sd;
OBJECT_ATTRIBUTES attr;
IO_STATUS_BLOCK io;
NTSTATUS status;
syscall_printf ("(%s, %p)", get_win32_name (), flags);
InitializeObjectAttributes (&attr, &upath, OBJ_CASE_INSENSITIVE | OBJ_INHERIT,
* autoload.cc (NtCreateFile): Add. * dir.cc (mkdir): Change set_file_attribute call to indicate that NT security isn't used. * fhandler.cc (fhandler_base::open_9x): New method, created from fhandler_base::open. (fhandler_base::open): Rearrange to use NtCreateFile instead of CreateFile. * fhandler.h (enum query_state): Redefine query_null_access to query_stat_control. query_null_access isn't allowed in NtCreateFile. (fhandler_base::open_9x): Declare. * fhandler_disk_file.cc (fhandler_base::fstat_fs): Use query_stat_control first, query_read_control if that fails. (fhandler_disk_file::fchmod): Call enable_restore_privilege before trying to open for query_write_control. Don't fall back to opening for query_read_control. (fhandler_disk_file::fchown): Ditto. (fhandler_disk_file::facl): Only request restore privilege and query access necessary for given cmd. * fhandler_raw.cc (fhandler_dev_raw::open): Call fhandler_base::open instead of opening device here. * ntdll.h (NtCreateFile): Declare. * path.cc (symlink_worker): Change set_file_attribute call to indicate that NT security isn't used. * sec_acl.cc (getacl): Fix bracketing. * sec_helper.cc (enable_restore_privilege): New function. * security.cc (str2buf2uni_cat): New function. (write_sd): Don't request restore permission here. * security.h (set_process_privileges): Drop stale declaration. (str2buf2uni): Declare. (str2buf2uni_cat): Declare. (enable_restore_privilege): Declare. * syscalls.cc (fchown32): Return immediate success on 9x.
2004-04-17 05:22:13 +08:00
sa.lpSecurityDescriptor, NULL);
switch (query_open ())
{
case query_read_control:
access = READ_CONTROL;
create_options = FILE_OPEN_FOR_BACKUP_INTENT;
break;
* autoload.cc (NtCreateFile): Add. * dir.cc (mkdir): Change set_file_attribute call to indicate that NT security isn't used. * fhandler.cc (fhandler_base::open_9x): New method, created from fhandler_base::open. (fhandler_base::open): Rearrange to use NtCreateFile instead of CreateFile. * fhandler.h (enum query_state): Redefine query_null_access to query_stat_control. query_null_access isn't allowed in NtCreateFile. (fhandler_base::open_9x): Declare. * fhandler_disk_file.cc (fhandler_base::fstat_fs): Use query_stat_control first, query_read_control if that fails. (fhandler_disk_file::fchmod): Call enable_restore_privilege before trying to open for query_write_control. Don't fall back to opening for query_read_control. (fhandler_disk_file::fchown): Ditto. (fhandler_disk_file::facl): Only request restore privilege and query access necessary for given cmd. * fhandler_raw.cc (fhandler_dev_raw::open): Call fhandler_base::open instead of opening device here. * ntdll.h (NtCreateFile): Declare. * path.cc (symlink_worker): Change set_file_attribute call to indicate that NT security isn't used. * sec_acl.cc (getacl): Fix bracketing. * sec_helper.cc (enable_restore_privilege): New function. * security.cc (str2buf2uni_cat): New function. (write_sd): Don't request restore permission here. * security.h (set_process_privileges): Drop stale declaration. (str2buf2uni): Declare. (str2buf2uni_cat): Declare. (enable_restore_privilege): Declare. * syscalls.cc (fchown32): Return immediate success on 9x.
2004-04-17 05:22:13 +08:00
case query_stat_control:
access = READ_CONTROL | FILE_READ_ATTRIBUTES;
create_options = FILE_OPEN_FOR_BACKUP_INTENT;
break;
* autoload.cc (NtCreateFile): Add. * dir.cc (mkdir): Change set_file_attribute call to indicate that NT security isn't used. * fhandler.cc (fhandler_base::open_9x): New method, created from fhandler_base::open. (fhandler_base::open): Rearrange to use NtCreateFile instead of CreateFile. * fhandler.h (enum query_state): Redefine query_null_access to query_stat_control. query_null_access isn't allowed in NtCreateFile. (fhandler_base::open_9x): Declare. * fhandler_disk_file.cc (fhandler_base::fstat_fs): Use query_stat_control first, query_read_control if that fails. (fhandler_disk_file::fchmod): Call enable_restore_privilege before trying to open for query_write_control. Don't fall back to opening for query_read_control. (fhandler_disk_file::fchown): Ditto. (fhandler_disk_file::facl): Only request restore privilege and query access necessary for given cmd. * fhandler_raw.cc (fhandler_dev_raw::open): Call fhandler_base::open instead of opening device here. * ntdll.h (NtCreateFile): Declare. * path.cc (symlink_worker): Change set_file_attribute call to indicate that NT security isn't used. * sec_acl.cc (getacl): Fix bracketing. * sec_helper.cc (enable_restore_privilege): New function. * security.cc (str2buf2uni_cat): New function. (write_sd): Don't request restore permission here. * security.h (set_process_privileges): Drop stale declaration. (str2buf2uni): Declare. (str2buf2uni_cat): Declare. (enable_restore_privilege): Declare. * syscalls.cc (fchown32): Return immediate success on 9x.
2004-04-17 05:22:13 +08:00
case query_write_control:
access = READ_CONTROL | WRITE_OWNER | WRITE_DAC | FILE_WRITE_ATTRIBUTES;
create_options = FILE_OPEN_FOR_BACKUP_INTENT | FILE_OPEN_FOR_RECOVERY;
break;
case query_write_attributes:
access = READ_CONTROL | FILE_WRITE_ATTRIBUTES;
create_options = FILE_OPEN_FOR_BACKUP_INTENT | FILE_OPEN_FOR_RECOVERY;
break;
* autoload.cc (NtCreateFile): Add. * dir.cc (mkdir): Change set_file_attribute call to indicate that NT security isn't used. * fhandler.cc (fhandler_base::open_9x): New method, created from fhandler_base::open. (fhandler_base::open): Rearrange to use NtCreateFile instead of CreateFile. * fhandler.h (enum query_state): Redefine query_null_access to query_stat_control. query_null_access isn't allowed in NtCreateFile. (fhandler_base::open_9x): Declare. * fhandler_disk_file.cc (fhandler_base::fstat_fs): Use query_stat_control first, query_read_control if that fails. (fhandler_disk_file::fchmod): Call enable_restore_privilege before trying to open for query_write_control. Don't fall back to opening for query_read_control. (fhandler_disk_file::fchown): Ditto. (fhandler_disk_file::facl): Only request restore privilege and query access necessary for given cmd. * fhandler_raw.cc (fhandler_dev_raw::open): Call fhandler_base::open instead of opening device here. * ntdll.h (NtCreateFile): Declare. * path.cc (symlink_worker): Change set_file_attribute call to indicate that NT security isn't used. * sec_acl.cc (getacl): Fix bracketing. * sec_helper.cc (enable_restore_privilege): New function. * security.cc (str2buf2uni_cat): New function. (write_sd): Don't request restore permission here. * security.h (set_process_privileges): Drop stale declaration. (str2buf2uni): Declare. (str2buf2uni_cat): Declare. (enable_restore_privilege): Declare. * syscalls.cc (fchown32): Return immediate success on 9x.
2004-04-17 05:22:13 +08:00
default:
create_options = 0;
* autoload.cc (NtCreateFile): Add. * dir.cc (mkdir): Change set_file_attribute call to indicate that NT security isn't used. * fhandler.cc (fhandler_base::open_9x): New method, created from fhandler_base::open. (fhandler_base::open): Rearrange to use NtCreateFile instead of CreateFile. * fhandler.h (enum query_state): Redefine query_null_access to query_stat_control. query_null_access isn't allowed in NtCreateFile. (fhandler_base::open_9x): Declare. * fhandler_disk_file.cc (fhandler_base::fstat_fs): Use query_stat_control first, query_read_control if that fails. (fhandler_disk_file::fchmod): Call enable_restore_privilege before trying to open for query_write_control. Don't fall back to opening for query_read_control. (fhandler_disk_file::fchown): Ditto. (fhandler_disk_file::facl): Only request restore privilege and query access necessary for given cmd. * fhandler_raw.cc (fhandler_dev_raw::open): Call fhandler_base::open instead of opening device here. * ntdll.h (NtCreateFile): Declare. * path.cc (symlink_worker): Change set_file_attribute call to indicate that NT security isn't used. * sec_acl.cc (getacl): Fix bracketing. * sec_helper.cc (enable_restore_privilege): New function. * security.cc (str2buf2uni_cat): New function. (write_sd): Don't request restore permission here. * security.h (set_process_privileges): Drop stale declaration. (str2buf2uni): Declare. (str2buf2uni_cat): Declare. (enable_restore_privilege): Declare. * syscalls.cc (fchown32): Return immediate success on 9x.
2004-04-17 05:22:13 +08:00
if (get_major () == DEV_TAPE_MAJOR && (flags & O_TEXT))
{
/* O_TEXT is used to indicate write-through on tape devices */
create_options |= FILE_WRITE_THROUGH;
flags &= ~O_TEXT;
}
if ((flags & (O_RDONLY | O_WRONLY | O_RDWR)) == O_RDONLY)
access = GENERIC_READ;
else if ((flags & (O_RDONLY | O_WRONLY | O_RDWR)) == O_WRONLY)
access = GENERIC_WRITE | FILE_READ_ATTRIBUTES;
* autoload.cc (NtCreateFile): Add. * dir.cc (mkdir): Change set_file_attribute call to indicate that NT security isn't used. * fhandler.cc (fhandler_base::open_9x): New method, created from fhandler_base::open. (fhandler_base::open): Rearrange to use NtCreateFile instead of CreateFile. * fhandler.h (enum query_state): Redefine query_null_access to query_stat_control. query_null_access isn't allowed in NtCreateFile. (fhandler_base::open_9x): Declare. * fhandler_disk_file.cc (fhandler_base::fstat_fs): Use query_stat_control first, query_read_control if that fails. (fhandler_disk_file::fchmod): Call enable_restore_privilege before trying to open for query_write_control. Don't fall back to opening for query_read_control. (fhandler_disk_file::fchown): Ditto. (fhandler_disk_file::facl): Only request restore privilege and query access necessary for given cmd. * fhandler_raw.cc (fhandler_dev_raw::open): Call fhandler_base::open instead of opening device here. * ntdll.h (NtCreateFile): Declare. * path.cc (symlink_worker): Change set_file_attribute call to indicate that NT security isn't used. * sec_acl.cc (getacl): Fix bracketing. * sec_helper.cc (enable_restore_privilege): New function. * security.cc (str2buf2uni_cat): New function. (write_sd): Don't request restore permission here. * security.h (set_process_privileges): Drop stale declaration. (str2buf2uni): Declare. (str2buf2uni_cat): Declare. (enable_restore_privilege): Declare. * syscalls.cc (fchown32): Return immediate success on 9x.
2004-04-17 05:22:13 +08:00
else
access = GENERIC_READ | GENERIC_WRITE;
if (get_major () != DEV_SERIAL_MAJOR && get_major () != DEV_TAPE_MAJOR)
* autoload.cc (NtCreateFile): Add. * dir.cc (mkdir): Change set_file_attribute call to indicate that NT security isn't used. * fhandler.cc (fhandler_base::open_9x): New method, created from fhandler_base::open. (fhandler_base::open): Rearrange to use NtCreateFile instead of CreateFile. * fhandler.h (enum query_state): Redefine query_null_access to query_stat_control. query_null_access isn't allowed in NtCreateFile. (fhandler_base::open_9x): Declare. * fhandler_disk_file.cc (fhandler_base::fstat_fs): Use query_stat_control first, query_read_control if that fails. (fhandler_disk_file::fchmod): Call enable_restore_privilege before trying to open for query_write_control. Don't fall back to opening for query_read_control. (fhandler_disk_file::fchown): Ditto. (fhandler_disk_file::facl): Only request restore privilege and query access necessary for given cmd. * fhandler_raw.cc (fhandler_dev_raw::open): Call fhandler_base::open instead of opening device here. * ntdll.h (NtCreateFile): Declare. * path.cc (symlink_worker): Change set_file_attribute call to indicate that NT security isn't used. * sec_acl.cc (getacl): Fix bracketing. * sec_helper.cc (enable_restore_privilege): New function. * security.cc (str2buf2uni_cat): New function. (write_sd): Don't request restore permission here. * security.h (set_process_privileges): Drop stale declaration. (str2buf2uni): Declare. (str2buf2uni_cat): Declare. (enable_restore_privilege): Declare. * syscalls.cc (fchown32): Return immediate success on 9x.
2004-04-17 05:22:13 +08:00
{
create_options |= FILE_SYNCHRONOUS_IO_NONALERT;
access |= SYNCHRONIZE;
}
break;
}
if ((flags & O_TRUNC) && ((flags & O_ACCMODE) != O_RDONLY))
{
if (flags & O_CREAT)
create_disposition = FILE_OVERWRITE_IF;
* autoload.cc (NtCreateFile): Add. * dir.cc (mkdir): Change set_file_attribute call to indicate that NT security isn't used. * fhandler.cc (fhandler_base::open_9x): New method, created from fhandler_base::open. (fhandler_base::open): Rearrange to use NtCreateFile instead of CreateFile. * fhandler.h (enum query_state): Redefine query_null_access to query_stat_control. query_null_access isn't allowed in NtCreateFile. (fhandler_base::open_9x): Declare. * fhandler_disk_file.cc (fhandler_base::fstat_fs): Use query_stat_control first, query_read_control if that fails. (fhandler_disk_file::fchmod): Call enable_restore_privilege before trying to open for query_write_control. Don't fall back to opening for query_read_control. (fhandler_disk_file::fchown): Ditto. (fhandler_disk_file::facl): Only request restore privilege and query access necessary for given cmd. * fhandler_raw.cc (fhandler_dev_raw::open): Call fhandler_base::open instead of opening device here. * ntdll.h (NtCreateFile): Declare. * path.cc (symlink_worker): Change set_file_attribute call to indicate that NT security isn't used. * sec_acl.cc (getacl): Fix bracketing. * sec_helper.cc (enable_restore_privilege): New function. * security.cc (str2buf2uni_cat): New function. (write_sd): Don't request restore permission here. * security.h (set_process_privileges): Drop stale declaration. (str2buf2uni): Declare. (str2buf2uni_cat): Declare. (enable_restore_privilege): Declare. * syscalls.cc (fchown32): Return immediate success on 9x.
2004-04-17 05:22:13 +08:00
else
create_disposition = FILE_OVERWRITE;
}
else if (flags & O_CREAT)
create_disposition = FILE_OPEN_IF;
else
create_disposition = FILE_OPEN;
if ((flags & O_EXCL) && (flags & O_CREAT))
create_disposition = FILE_CREATE;
if (flags & O_APPEND)
append_mode (true);
if (flags & O_CREAT && get_device () == FH_FS)
{
file_attributes = FILE_ATTRIBUTE_NORMAL;
/* If mode has no write bits set, we set the R/O attribute. */
if (!(mode & (S_IWUSR | S_IWGRP | S_IWOTH)))
file_attributes |= FILE_ATTRIBUTE_READONLY;
#ifdef HIDDEN_DOT_FILES
char *c = strrchr (get_win32_name (), '\\');
if ((c && c[1] == '.') || *get_win32_name () == '.')
file_attributes |= FILE_ATTRIBUTE_HIDDEN;
#endif
/* If the file should actually be created and ntsec is on,
set files attributes. */
if (allow_ntsec && has_acls ())
{
set_security_attribute (mode, &sa, sd);
attr.SecurityDescriptor = sa.lpSecurityDescriptor;
}
/* The file attributes are needed for later use in, e.g. fchmod. */
pc.file_attributes (file_attributes);
* autoload.cc (NtCreateFile): Add. * dir.cc (mkdir): Change set_file_attribute call to indicate that NT security isn't used. * fhandler.cc (fhandler_base::open_9x): New method, created from fhandler_base::open. (fhandler_base::open): Rearrange to use NtCreateFile instead of CreateFile. * fhandler.h (enum query_state): Redefine query_null_access to query_stat_control. query_null_access isn't allowed in NtCreateFile. (fhandler_base::open_9x): Declare. * fhandler_disk_file.cc (fhandler_base::fstat_fs): Use query_stat_control first, query_read_control if that fails. (fhandler_disk_file::fchmod): Call enable_restore_privilege before trying to open for query_write_control. Don't fall back to opening for query_read_control. (fhandler_disk_file::fchown): Ditto. (fhandler_disk_file::facl): Only request restore privilege and query access necessary for given cmd. * fhandler_raw.cc (fhandler_dev_raw::open): Call fhandler_base::open instead of opening device here. * ntdll.h (NtCreateFile): Declare. * path.cc (symlink_worker): Change set_file_attribute call to indicate that NT security isn't used. * sec_acl.cc (getacl): Fix bracketing. * sec_helper.cc (enable_restore_privilege): New function. * security.cc (str2buf2uni_cat): New function. (write_sd): Don't request restore permission here. * security.h (set_process_privileges): Drop stale declaration. (str2buf2uni): Declare. (str2buf2uni_cat): Declare. (enable_restore_privilege): Declare. * syscalls.cc (fchown32): Return immediate success on 9x.
2004-04-17 05:22:13 +08:00
}
status = NtCreateFile (&x, access, &attr, &io, NULL, file_attributes, shared,
create_disposition, create_options, NULL, 0);
* autoload.cc (NtCreateFile): Add. * dir.cc (mkdir): Change set_file_attribute call to indicate that NT security isn't used. * fhandler.cc (fhandler_base::open_9x): New method, created from fhandler_base::open. (fhandler_base::open): Rearrange to use NtCreateFile instead of CreateFile. * fhandler.h (enum query_state): Redefine query_null_access to query_stat_control. query_null_access isn't allowed in NtCreateFile. (fhandler_base::open_9x): Declare. * fhandler_disk_file.cc (fhandler_base::fstat_fs): Use query_stat_control first, query_read_control if that fails. (fhandler_disk_file::fchmod): Call enable_restore_privilege before trying to open for query_write_control. Don't fall back to opening for query_read_control. (fhandler_disk_file::fchown): Ditto. (fhandler_disk_file::facl): Only request restore privilege and query access necessary for given cmd. * fhandler_raw.cc (fhandler_dev_raw::open): Call fhandler_base::open instead of opening device here. * ntdll.h (NtCreateFile): Declare. * path.cc (symlink_worker): Change set_file_attribute call to indicate that NT security isn't used. * sec_acl.cc (getacl): Fix bracketing. * sec_helper.cc (enable_restore_privilege): New function. * security.cc (str2buf2uni_cat): New function. (write_sd): Don't request restore permission here. * security.h (set_process_privileges): Drop stale declaration. (str2buf2uni): Declare. (str2buf2uni_cat): Declare. (enable_restore_privilege): Declare. * syscalls.cc (fchown32): Return immediate success on 9x.
2004-04-17 05:22:13 +08:00
if (!NT_SUCCESS (status))
{
__seterrno_from_nt_status (status);
* autoload.cc (NtCreateFile): Add. * dir.cc (mkdir): Change set_file_attribute call to indicate that NT security isn't used. * fhandler.cc (fhandler_base::open_9x): New method, created from fhandler_base::open. (fhandler_base::open): Rearrange to use NtCreateFile instead of CreateFile. * fhandler.h (enum query_state): Redefine query_null_access to query_stat_control. query_null_access isn't allowed in NtCreateFile. (fhandler_base::open_9x): Declare. * fhandler_disk_file.cc (fhandler_base::fstat_fs): Use query_stat_control first, query_read_control if that fails. (fhandler_disk_file::fchmod): Call enable_restore_privilege before trying to open for query_write_control. Don't fall back to opening for query_read_control. (fhandler_disk_file::fchown): Ditto. (fhandler_disk_file::facl): Only request restore privilege and query access necessary for given cmd. * fhandler_raw.cc (fhandler_dev_raw::open): Call fhandler_base::open instead of opening device here. * ntdll.h (NtCreateFile): Declare. * path.cc (symlink_worker): Change set_file_attribute call to indicate that NT security isn't used. * sec_acl.cc (getacl): Fix bracketing. * sec_helper.cc (enable_restore_privilege): New function. * security.cc (str2buf2uni_cat): New function. (write_sd): Don't request restore permission here. * security.h (set_process_privileges): Drop stale declaration. (str2buf2uni): Declare. (str2buf2uni_cat): Declare. (enable_restore_privilege): Declare. * syscalls.cc (fchown32): Return immediate success on 9x.
2004-04-17 05:22:13 +08:00
if (!nohandle ())
goto done;
}
set_io_handle (x);
set_flags (flags, pc.binmode ());
res = 1;
set_open_status ();
done:
debug_printf ("%x = NtCreateFile "
"(%p, %x, %s, io, NULL, %x, %x, %x, %x, NULL, 0)",
status, x, access, get_win32_name (), file_attributes, shared,
create_disposition, create_options);
* autoload.cc (NtCreateFile): Add. * dir.cc (mkdir): Change set_file_attribute call to indicate that NT security isn't used. * fhandler.cc (fhandler_base::open_9x): New method, created from fhandler_base::open. (fhandler_base::open): Rearrange to use NtCreateFile instead of CreateFile. * fhandler.h (enum query_state): Redefine query_null_access to query_stat_control. query_null_access isn't allowed in NtCreateFile. (fhandler_base::open_9x): Declare. * fhandler_disk_file.cc (fhandler_base::fstat_fs): Use query_stat_control first, query_read_control if that fails. (fhandler_disk_file::fchmod): Call enable_restore_privilege before trying to open for query_write_control. Don't fall back to opening for query_read_control. (fhandler_disk_file::fchown): Ditto. (fhandler_disk_file::facl): Only request restore privilege and query access necessary for given cmd. * fhandler_raw.cc (fhandler_dev_raw::open): Call fhandler_base::open instead of opening device here. * ntdll.h (NtCreateFile): Declare. * path.cc (symlink_worker): Change set_file_attribute call to indicate that NT security isn't used. * sec_acl.cc (getacl): Fix bracketing. * sec_helper.cc (enable_restore_privilege): New function. * security.cc (str2buf2uni_cat): New function. (write_sd): Don't request restore permission here. * security.h (set_process_privileges): Drop stale declaration. (str2buf2uni): Declare. (str2buf2uni_cat): Declare. (enable_restore_privilege): Declare. * syscalls.cc (fchown32): Return immediate success on 9x.
2004-04-17 05:22:13 +08:00
syscall_printf ("%d = fhandler_base::open (%s, %p)", res, get_win32_name (),
flags);
return res;
}
2000-02-18 03:38:33 +08:00
/* states:
open buffer in binary mode? Just do the read.
open buffer in text mode? Scan buffer for control zs and handle
the first one found. Then scan buffer, converting every \r\n into
an \n. If last char is an \r, look ahead one more char, if \n then
modify \r, if not, remember char.
*/
void
fhandler_base::read (void *in_ptr, size_t& len)
2000-02-18 03:38:33 +08:00
{
char *ptr = (char *) in_ptr;
ssize_t copied_chars = 0;
2000-02-18 03:38:33 +08:00
int c;
while (len)
if ((c = get_readahead ()) < 0)
break;
else
{
ptr[copied_chars++] = (unsigned char) (c & 0xff);
len--;
}
if (copied_chars && is_slow ())
{
len = (size_t) copied_chars;
goto out;
}
if (!len)
{
len = (size_t) copied_chars;
goto out;
}
2000-02-18 03:38:33 +08:00
raw_read (ptr + copied_chars, len);
if (!copied_chars)
/* nothing */;
else if ((ssize_t) len > 0)
len += copied_chars;
else
len = copied_chars;
2000-02-18 03:38:33 +08:00
* Use new unified status_flag accessor methods from classes fhandler_*, tty_min, mtinfo and fs_info thoroughout. * fhandler.h: Redefine all set_close_on_exec methods to take a bool argument. (enum conn_state): Rename from connect_state. (class fhandler_base): Rename some status flags to align with accessor method names. Drop encoded flag entirely. Unify status accessor methods. Const'ify all read accessor methods. (class fhandler_socket): Ditto. (class fhandler_dev_raw): Ditto. * fhandler_disk_file.cc (fhandler_base::fstat_fs): Use fs.fs_is_fat() instead of evaluating FATness of file system here. (fhandler_disk_file::opendir): Drop call to set_encoded(). (fhandler_disk_file::readdir): Use pc.isencoded() directly. * mtinfo.h (class mtinfo_drive): Const'ify all read accessor methods. * path.cc (fsinfo_cnt): Add. (fs_info::update): Accomodate class changes. Evaluate file system name specific flags right here. Add thread safety for reading and writing global fsinfo array. * path.h (enum path_types): Drop values for flags kept in fs already. (struct fs_info): Move status informatin into private struct type status_flags. Add accessor methods. Remove path and file system name string arrays in favor of status bits. (class path_conv): Use new fs_info status information where appropriate. (path_conf::fs_has_ea): Rename from fs_fast_ea. (path_conf::fs_has_acls): New method. (path_conf::root_dir): Remove. (path_conf::volname): Remove. * syscalls (statfs): Evaluate root dir locally. * tty.h (class tty_min): Unify status accessor methods. Const'ify all read accessor methods.
2004-04-10 21:45:10 +08:00
if (rbinary () || len <= 0)
goto out;
2000-02-18 03:38:33 +08:00
/* Scan buffer and turn \r\n into \n */
char *src, *dst, *end;
src = (char *) ptr;
dst = (char *) ptr;
end = src + len - 1;
2000-02-18 03:38:33 +08:00
/* Read up to the last but one char - the last char needs special handling */
while (src < end)
{
if (*src == '\r' && src[1] == '\n')
src++;
*dst++ = *src++;
2000-02-18 03:38:33 +08:00
}
/* If not beyond end and last char is a '\r' then read one more
to see if we should translate this one too */
if (src > end)
/* nothing */;
else if (*src != '\r')
*dst++ = *src;
else
2000-02-18 03:38:33 +08:00
{
char c1;
size_t c1len = 1;
raw_read (&c1, c1len);
if (c1len <= 0)
2000-02-18 03:38:33 +08:00
/* nothing */;
else if (c1 == '\n')
*dst++ = '\n';
2000-02-18 03:38:33 +08:00
else
{
set_readahead_valid (1, c1);
*dst++ = *src;
}
2000-02-18 03:38:33 +08:00
}
len = dst - (char *) ptr;
2000-02-18 03:38:33 +08:00
#ifndef NOSTRACE
if (strace.active)
2000-02-18 03:38:33 +08:00
{
char buf[16 * 6 + 1];
char *p = buf;
for (int i = 0; i < copied_chars && i < 16; ++i)
{
unsigned char c = ((unsigned char *) ptr)[i];
__small_sprintf (p, " %c", c);
2000-02-18 03:38:33 +08:00
p += strlen (p);
}
*p = '\0';
2000-02-18 03:38:33 +08:00
debug_printf ("read %d bytes (%s%s)", copied_chars, buf,
copied_chars > 16 ? " ..." : "");
}
#endif
out:
* Use new unified status_flag accessor methods from classes fhandler_*, tty_min, mtinfo and fs_info thoroughout. * fhandler.h: Redefine all set_close_on_exec methods to take a bool argument. (enum conn_state): Rename from connect_state. (class fhandler_base): Rename some status flags to align with accessor method names. Drop encoded flag entirely. Unify status accessor methods. Const'ify all read accessor methods. (class fhandler_socket): Ditto. (class fhandler_dev_raw): Ditto. * fhandler_disk_file.cc (fhandler_base::fstat_fs): Use fs.fs_is_fat() instead of evaluating FATness of file system here. (fhandler_disk_file::opendir): Drop call to set_encoded(). (fhandler_disk_file::readdir): Use pc.isencoded() directly. * mtinfo.h (class mtinfo_drive): Const'ify all read accessor methods. * path.cc (fsinfo_cnt): Add. (fs_info::update): Accomodate class changes. Evaluate file system name specific flags right here. Add thread safety for reading and writing global fsinfo array. * path.h (enum path_types): Drop values for flags kept in fs already. (struct fs_info): Move status informatin into private struct type status_flags. Add accessor methods. Remove path and file system name string arrays in favor of status bits. (class path_conv): Use new fs_info status information where appropriate. (path_conf::fs_has_ea): Rename from fs_fast_ea. (path_conf::fs_has_acls): New method. (path_conf::root_dir): Remove. (path_conf::volname): Remove. * syscalls (statfs): Evaluate root dir locally. * tty.h (class tty_min): Unify status accessor methods. Const'ify all read accessor methods.
2004-04-10 21:45:10 +08:00
debug_printf ("returning %d, %s mode", len, rbinary () ? "binary" : "text");
return;
2000-02-18 03:38:33 +08:00
}
int
fhandler_base::write (const void *ptr, size_t len)
{
int res;
* Use new unified status_flag accessor methods from classes fhandler_*, tty_min, mtinfo and fs_info thoroughout. * fhandler.h: Redefine all set_close_on_exec methods to take a bool argument. (enum conn_state): Rename from connect_state. (class fhandler_base): Rename some status flags to align with accessor method names. Drop encoded flag entirely. Unify status accessor methods. Const'ify all read accessor methods. (class fhandler_socket): Ditto. (class fhandler_dev_raw): Ditto. * fhandler_disk_file.cc (fhandler_base::fstat_fs): Use fs.fs_is_fat() instead of evaluating FATness of file system here. (fhandler_disk_file::opendir): Drop call to set_encoded(). (fhandler_disk_file::readdir): Use pc.isencoded() directly. * mtinfo.h (class mtinfo_drive): Const'ify all read accessor methods. * path.cc (fsinfo_cnt): Add. (fs_info::update): Accomodate class changes. Evaluate file system name specific flags right here. Add thread safety for reading and writing global fsinfo array. * path.h (enum path_types): Drop values for flags kept in fs already. (struct fs_info): Move status informatin into private struct type status_flags. Add accessor methods. Remove path and file system name string arrays in favor of status bits. (class path_conv): Use new fs_info status information where appropriate. (path_conf::fs_has_ea): Rename from fs_fast_ea. (path_conf::fs_has_acls): New method. (path_conf::root_dir): Remove. (path_conf::volname): Remove. * syscalls (statfs): Evaluate root dir locally. * tty.h (class tty_min): Unify status accessor methods. Const'ify all read accessor methods.
2004-04-10 21:45:10 +08:00
if (append_mode ())
SetFilePointer (get_output_handle (), 0, 0, FILE_END);
* Use new unified status_flag accessor methods from classes fhandler_*, tty_min, mtinfo and fs_info thoroughout. * fhandler.h: Redefine all set_close_on_exec methods to take a bool argument. (enum conn_state): Rename from connect_state. (class fhandler_base): Rename some status flags to align with accessor method names. Drop encoded flag entirely. Unify status accessor methods. Const'ify all read accessor methods. (class fhandler_socket): Ditto. (class fhandler_dev_raw): Ditto. * fhandler_disk_file.cc (fhandler_base::fstat_fs): Use fs.fs_is_fat() instead of evaluating FATness of file system here. (fhandler_disk_file::opendir): Drop call to set_encoded(). (fhandler_disk_file::readdir): Use pc.isencoded() directly. * mtinfo.h (class mtinfo_drive): Const'ify all read accessor methods. * path.cc (fsinfo_cnt): Add. (fs_info::update): Accomodate class changes. Evaluate file system name specific flags right here. Add thread safety for reading and writing global fsinfo array. * path.h (enum path_types): Drop values for flags kept in fs already. (struct fs_info): Move status informatin into private struct type status_flags. Add accessor methods. Remove path and file system name string arrays in favor of status bits. (class path_conv): Use new fs_info status information where appropriate. (path_conf::fs_has_ea): Rename from fs_fast_ea. (path_conf::fs_has_acls): New method. (path_conf::root_dir): Remove. (path_conf::volname): Remove. * syscalls (statfs): Evaluate root dir locally. * tty.h (class tty_min): Unify status accessor methods. Const'ify all read accessor methods.
2004-04-10 21:45:10 +08:00
else if (did_lseek ())
2000-02-18 03:38:33 +08:00
{
_off64_t actual_length, current_position;
DWORD size_high = 0;
LONG pos_high = 0;
* Use new unified status_flag accessor methods from classes fhandler_*, tty_min, mtinfo and fs_info thoroughout. * fhandler.h: Redefine all set_close_on_exec methods to take a bool argument. (enum conn_state): Rename from connect_state. (class fhandler_base): Rename some status flags to align with accessor method names. Drop encoded flag entirely. Unify status accessor methods. Const'ify all read accessor methods. (class fhandler_socket): Ditto. (class fhandler_dev_raw): Ditto. * fhandler_disk_file.cc (fhandler_base::fstat_fs): Use fs.fs_is_fat() instead of evaluating FATness of file system here. (fhandler_disk_file::opendir): Drop call to set_encoded(). (fhandler_disk_file::readdir): Use pc.isencoded() directly. * mtinfo.h (class mtinfo_drive): Const'ify all read accessor methods. * path.cc (fsinfo_cnt): Add. (fs_info::update): Accomodate class changes. Evaluate file system name specific flags right here. Add thread safety for reading and writing global fsinfo array. * path.h (enum path_types): Drop values for flags kept in fs already. (struct fs_info): Move status informatin into private struct type status_flags. Add accessor methods. Remove path and file system name string arrays in favor of status bits. (class path_conv): Use new fs_info status information where appropriate. (path_conf::fs_has_ea): Rename from fs_fast_ea. (path_conf::fs_has_acls): New method. (path_conf::root_dir): Remove. (path_conf::volname): Remove. * syscalls (statfs): Evaluate root dir locally. * tty.h (class tty_min): Unify status accessor methods. Const'ify all read accessor methods.
2004-04-10 21:45:10 +08:00
did_lseek (false); /* don't do it again */
actual_length = GetFileSize (get_output_handle (), &size_high);
actual_length += ((_off64_t) size_high) << 32;
current_position = SetFilePointer (get_output_handle (), 0, &pos_high,
FILE_CURRENT);
current_position += ((_off64_t) pos_high) << 32;
2000-02-18 03:38:33 +08:00
if (current_position > actual_length)
{
if ((get_fs_flags (FILE_SUPPORTS_SPARSE_FILES))
&& current_position >= actual_length + (128 * 1024))
2000-02-18 03:38:33 +08:00
{
/* If the file systemn supports sparse files and the application
is writing after a long seek beyond EOF, convert the file to
a sparse file. */
DWORD dw;
HANDLE h = get_output_handle ();
BOOL r = DeviceIoControl (h, FSCTL_SET_SPARSE, NULL, 0, NULL,
0, &dw, NULL);
syscall_printf ("%d = DeviceIoControl(%p, FSCTL_SET_SPARSE)",
r, h);
}
else if (wincap.has_lseek_bug ())
{
/* Oops, this is the bug case - Win95 uses whatever is on the
disk instead of some known (safe) value, so we must seek
back and fill in the gap with zeros. - DJ
Note: this bug doesn't happen on NT4, even though the
documentation for WriteFile() says that it *may* happen
on any OS. */
/* Check there is enough space */
if (!SetEndOfFile (get_output_handle ()))
{
__seterrno ();
return -1;
}
char zeros[512];
int number_of_zeros_to_write = current_position - actual_length;
memset (zeros, 0, 512);
SetFilePointer (get_output_handle (), actual_length, NULL,
FILE_BEGIN);
while (number_of_zeros_to_write > 0)
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{
DWORD zeros_this_time = (number_of_zeros_to_write > 512
? 512 : number_of_zeros_to_write);
DWORD written;
DWORD ret = WriteFile (get_output_handle (), zeros,
zeros_this_time, &written, NULL);
if (!ret || written < zeros_this_time)
{
if (!ret)
{
__seterrno ();
if (get_errno () == EPIPE)
raise (SIGPIPE);
}
else
set_errno (ENOSPC);
/* This might fail, but it's the best we can hope for */
SetFilePointer (get_output_handle (), current_position,
NULL, FILE_BEGIN);
return -1;
}
number_of_zeros_to_write -= written;
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}
}
}
}
* Use new unified status_flag accessor methods from classes fhandler_*, tty_min, mtinfo and fs_info thoroughout. * fhandler.h: Redefine all set_close_on_exec methods to take a bool argument. (enum conn_state): Rename from connect_state. (class fhandler_base): Rename some status flags to align with accessor method names. Drop encoded flag entirely. Unify status accessor methods. Const'ify all read accessor methods. (class fhandler_socket): Ditto. (class fhandler_dev_raw): Ditto. * fhandler_disk_file.cc (fhandler_base::fstat_fs): Use fs.fs_is_fat() instead of evaluating FATness of file system here. (fhandler_disk_file::opendir): Drop call to set_encoded(). (fhandler_disk_file::readdir): Use pc.isencoded() directly. * mtinfo.h (class mtinfo_drive): Const'ify all read accessor methods. * path.cc (fsinfo_cnt): Add. (fs_info::update): Accomodate class changes. Evaluate file system name specific flags right here. Add thread safety for reading and writing global fsinfo array. * path.h (enum path_types): Drop values for flags kept in fs already. (struct fs_info): Move status informatin into private struct type status_flags. Add accessor methods. Remove path and file system name string arrays in favor of status bits. (class path_conv): Use new fs_info status information where appropriate. (path_conf::fs_has_ea): Rename from fs_fast_ea. (path_conf::fs_has_acls): New method. (path_conf::root_dir): Remove. (path_conf::volname): Remove. * syscalls (statfs): Evaluate root dir locally. * tty.h (class tty_min): Unify status accessor methods. Const'ify all read accessor methods.
2004-04-10 21:45:10 +08:00
if (wbinary ())
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{
debug_printf ("binary write");
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res = raw_write (ptr, len);
}
else
{
debug_printf ("text write");
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/* This is the Microsoft/DJGPP way. Still not ideal, but it's
compatible.
Modified slightly by CGF 2000-10-07 */
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int left_in_data = len;
char *data = (char *)ptr;
res = 0;
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while (left_in_data > 0)
{
char buf[CHUNK_SIZE + 1], *buf_ptr = buf;
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int left_in_buf = CHUNK_SIZE;
while (left_in_buf > 0 && left_in_data > 0)
{
char ch = *data++;
if (ch == '\n')
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{
*buf_ptr++ = '\r';
left_in_buf--;
}
*buf_ptr++ = ch;
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left_in_buf--;
left_in_data--;
if (left_in_data > 0 && ch == '\r' && *data == '\n')
{
*buf_ptr++ = *data++;
left_in_buf--;
left_in_data--;
}
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}
/* We've got a buffer-full, or we're out of data. Write it out */
int nbytes;
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int want = buf_ptr - buf;
if ((nbytes = raw_write (buf, want)) == want)
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{
/* Keep track of how much written not counting additional \r's */
res = data - (char *)ptr;
continue;
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}
if (nbytes == -1)
res = -1; /* Error */
else
res += nbytes; /* Partial write. Return total bytes written. */
break; /* All done */
}
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}
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return res;
}
ssize_t
fhandler_base::readv (const struct iovec *const iov, const int iovcnt,
ssize_t tot)
{
assert (iov);
assert (iovcnt >= 1);
size_t len = tot;
if (iovcnt == 1)
{
len = iov->iov_len;
read (iov->iov_base, len);
return len;
}
if (tot == -1) // i.e. if not pre-calculated by the caller.
{
len = 0;
const struct iovec *iovptr = iov + iovcnt;
do
{
iovptr -= 1;
len += iovptr->iov_len;
}
while (iovptr != iov);
}
assert (tot >= 0);
if (!len)
return 0;
char *buf = (char *) malloc (tot);
if (!buf)
{
set_errno (ENOMEM);
return -1;
}
read (buf, len);
ssize_t nbytes = (ssize_t) len;
const struct iovec *iovptr = iov;
while (nbytes > 0)
{
const int frag = min (nbytes, (ssize_t) iovptr->iov_len);
memcpy (iovptr->iov_base, buf, frag);
buf += frag;
iovptr += 1;
nbytes -= frag;
}
free (buf);
return len;
}
ssize_t
fhandler_base::writev (const struct iovec *const iov, const int iovcnt,
ssize_t tot)
{
assert (iov);
assert (iovcnt >= 1);
if (iovcnt == 1)
return write (iov->iov_base, iov->iov_len);
if (tot == -1) // i.e. if not pre-calculated by the caller.
{
tot = 0;
const struct iovec *iovptr = iov + iovcnt;
do
{
iovptr -= 1;
tot += iovptr->iov_len;
}
while (iovptr != iov);
}
assert (tot >= 0);
if (tot == 0)
return 0;
char *const buf = (char *) malloc (tot);
if (!buf)
{
set_errno (ENOMEM);
return -1;
}
char *bufptr = buf;
const struct iovec *iovptr = iov;
int nbytes = tot;
while (nbytes != 0)
{
const int frag = min (nbytes, (ssize_t) iovptr->iov_len);
memcpy (bufptr, iovptr->iov_base, frag);
bufptr += frag;
iovptr += 1;
nbytes -= frag;
}
ssize_t ret = write (buf, tot);
free (buf);
return ret;
}
_off64_t
fhandler_base::lseek (_off64_t offset, int whence)
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{
_off64_t res;
* cygwin.din (fstat64): New symbol. (ftruncate64): Ditto. (lseek64): Ditto. (lstat64): Ditto. (mmap64): Ditto. (seekdir64): Ditto. (stat64): Ditto. (telldir64): Ditto. (truncate64): Ditto. * dir.cc (telldir64): New function. (telldir): Call telldir64(). (seekdir64): New function. (seekdir): Call seekdir64(). * fhandler.h: Redefine all methods using __off32_t to use __off64_t. * fhandler.cc: Use __off64_t and struct __stat64 throughout. * fhandler_clipboard.cc: Ditto. * fhandler_disk_file.cc: Ditto. * fhandler_dsp.cc: Ditto. * fhandler_floppy.cc: Ditto. * fhandler_mem.cc: Ditto. * fhandler_random.cc: Ditto. * fhandler_socket.cc: Ditto. * fhandler_tape.cc: Ditto. * fhandler_zero.cc: Ditto. * pipe.cc: Ditto. * glob.c: Ditto, call lstat64 and stat64 in Cygwin. * mmap.cc: Use __off64_t throughout. (mmap64): New function. * sec_acl.cc (acl_worker): Use struct __stat64, call stat64 and lstat64. * syscalls.cc (lseek64): New function. (stat64_to_stat32): Ditto. (fstat64): Ditto. (stat64): Ditto. (lstat64): Ditto. (ftruncate64): Ditto. (truncate64): Ditto. (_fstat): Call fstat64. (_stat): Call stat64. (cygwin_lstat): Rename to avoid declaration problem. Call lstat64. (stat_worker): Use struct __stat64. (access): Ditto. (ftruncate): Call ftruncate64. (truncate): Call truncate64. * wincap.cc: Set flag has_64bit_file_access appropriately. * wincap.h: Add flag has_64bit_file_access. * winsup.h (ILLEGAL_SEEK): Define as __off64_t. (stat_dev): Declare using struct __stat64. (stat_worker): Ditto. * include/cygwin/stat.h (struct __stat32): Define if compiling Cygwin. (struct __stat64): Ditto. (struct stat): Revert definition with explicitly sized datatypes. Eliminate sized field names. * include/cygwin/types.h (blksize_t): New type. (__blkcnt32_t): Ditto. (__blkcnt64_t): Ditto. (blkcnt_t): Ditto.
2002-02-26 01:47:51 +08:00
/* 9x/Me doesn't support 64bit offsets. We trap that here and return
EINVAL. It doesn't make sense to simulate bigger offsets by a
SetFilePointer sequence since FAT and FAT32 don't support file
size >= 4GB anyway. */
if (!wincap.has_64bit_file_access ()
&& (offset < LONG_MIN || offset > LONG_MAX))
{
debug_printf ("Win9x, offset not 32 bit.");
set_errno (EINVAL);
return (_off64_t)-1;
* cygwin.din (fstat64): New symbol. (ftruncate64): Ditto. (lseek64): Ditto. (lstat64): Ditto. (mmap64): Ditto. (seekdir64): Ditto. (stat64): Ditto. (telldir64): Ditto. (truncate64): Ditto. * dir.cc (telldir64): New function. (telldir): Call telldir64(). (seekdir64): New function. (seekdir): Call seekdir64(). * fhandler.h: Redefine all methods using __off32_t to use __off64_t. * fhandler.cc: Use __off64_t and struct __stat64 throughout. * fhandler_clipboard.cc: Ditto. * fhandler_disk_file.cc: Ditto. * fhandler_dsp.cc: Ditto. * fhandler_floppy.cc: Ditto. * fhandler_mem.cc: Ditto. * fhandler_random.cc: Ditto. * fhandler_socket.cc: Ditto. * fhandler_tape.cc: Ditto. * fhandler_zero.cc: Ditto. * pipe.cc: Ditto. * glob.c: Ditto, call lstat64 and stat64 in Cygwin. * mmap.cc: Use __off64_t throughout. (mmap64): New function. * sec_acl.cc (acl_worker): Use struct __stat64, call stat64 and lstat64. * syscalls.cc (lseek64): New function. (stat64_to_stat32): Ditto. (fstat64): Ditto. (stat64): Ditto. (lstat64): Ditto. (ftruncate64): Ditto. (truncate64): Ditto. (_fstat): Call fstat64. (_stat): Call stat64. (cygwin_lstat): Rename to avoid declaration problem. Call lstat64. (stat_worker): Use struct __stat64. (access): Ditto. (ftruncate): Call ftruncate64. (truncate): Call truncate64. * wincap.cc: Set flag has_64bit_file_access appropriately. * wincap.h: Add flag has_64bit_file_access. * winsup.h (ILLEGAL_SEEK): Define as __off64_t. (stat_dev): Declare using struct __stat64. (stat_worker): Ditto. * include/cygwin/stat.h (struct __stat32): Define if compiling Cygwin. (struct __stat64): Ditto. (struct stat): Revert definition with explicitly sized datatypes. Eliminate sized field names. * include/cygwin/types.h (blksize_t): New type. (__blkcnt32_t): Ditto. (__blkcnt64_t): Ditto. (blkcnt_t): Ditto.
2002-02-26 01:47:51 +08:00
}
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/* Seeks on text files is tough, we rewind and read till we get to the
right place. */
if (whence != SEEK_CUR || offset != 0)
{
if (whence == SEEK_CUR)
offset -= ralen - raixget;
set_readahead_valid (0);
}
debug_printf ("lseek (%s, %D, %d)", get_name (), offset, whence);
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DWORD win32_whence = whence == SEEK_SET ? FILE_BEGIN
: (whence == SEEK_CUR ? FILE_CURRENT : FILE_END);
LONG off_low = ((__uint64_t) offset) & UINT32_MAX;
LONG *poff_high, off_high;
if (!wincap.has_64bit_file_access ())
poff_high = NULL;
else
{
off_high = ((__uint64_t) offset) >> 32LL;
poff_high = &off_high;
}
* cygwin.din (fstat64): New symbol. (ftruncate64): Ditto. (lseek64): Ditto. (lstat64): Ditto. (mmap64): Ditto. (seekdir64): Ditto. (stat64): Ditto. (telldir64): Ditto. (truncate64): Ditto. * dir.cc (telldir64): New function. (telldir): Call telldir64(). (seekdir64): New function. (seekdir): Call seekdir64(). * fhandler.h: Redefine all methods using __off32_t to use __off64_t. * fhandler.cc: Use __off64_t and struct __stat64 throughout. * fhandler_clipboard.cc: Ditto. * fhandler_disk_file.cc: Ditto. * fhandler_dsp.cc: Ditto. * fhandler_floppy.cc: Ditto. * fhandler_mem.cc: Ditto. * fhandler_random.cc: Ditto. * fhandler_socket.cc: Ditto. * fhandler_tape.cc: Ditto. * fhandler_zero.cc: Ditto. * pipe.cc: Ditto. * glob.c: Ditto, call lstat64 and stat64 in Cygwin. * mmap.cc: Use __off64_t throughout. (mmap64): New function. * sec_acl.cc (acl_worker): Use struct __stat64, call stat64 and lstat64. * syscalls.cc (lseek64): New function. (stat64_to_stat32): Ditto. (fstat64): Ditto. (stat64): Ditto. (lstat64): Ditto. (ftruncate64): Ditto. (truncate64): Ditto. (_fstat): Call fstat64. (_stat): Call stat64. (cygwin_lstat): Rename to avoid declaration problem. Call lstat64. (stat_worker): Use struct __stat64. (access): Ditto. (ftruncate): Call ftruncate64. (truncate): Call truncate64. * wincap.cc: Set flag has_64bit_file_access appropriately. * wincap.h: Add flag has_64bit_file_access. * winsup.h (ILLEGAL_SEEK): Define as __off64_t. (stat_dev): Declare using struct __stat64. (stat_worker): Ditto. * include/cygwin/stat.h (struct __stat32): Define if compiling Cygwin. (struct __stat64): Ditto. (struct stat): Revert definition with explicitly sized datatypes. Eliminate sized field names. * include/cygwin/types.h (blksize_t): New type. (__blkcnt32_t): Ditto. (__blkcnt64_t): Ditto. (blkcnt_t): Ditto.
2002-02-26 01:47:51 +08:00
debug_printf ("setting file pointer to %u (high), %u (low)", off_high, off_low);
res = SetFilePointer (get_handle (), off_low, poff_high, win32_whence);
* cygwin.din (fstat64): New symbol. (ftruncate64): Ditto. (lseek64): Ditto. (lstat64): Ditto. (mmap64): Ditto. (seekdir64): Ditto. (stat64): Ditto. (telldir64): Ditto. (truncate64): Ditto. * dir.cc (telldir64): New function. (telldir): Call telldir64(). (seekdir64): New function. (seekdir): Call seekdir64(). * fhandler.h: Redefine all methods using __off32_t to use __off64_t. * fhandler.cc: Use __off64_t and struct __stat64 throughout. * fhandler_clipboard.cc: Ditto. * fhandler_disk_file.cc: Ditto. * fhandler_dsp.cc: Ditto. * fhandler_floppy.cc: Ditto. * fhandler_mem.cc: Ditto. * fhandler_random.cc: Ditto. * fhandler_socket.cc: Ditto. * fhandler_tape.cc: Ditto. * fhandler_zero.cc: Ditto. * pipe.cc: Ditto. * glob.c: Ditto, call lstat64 and stat64 in Cygwin. * mmap.cc: Use __off64_t throughout. (mmap64): New function. * sec_acl.cc (acl_worker): Use struct __stat64, call stat64 and lstat64. * syscalls.cc (lseek64): New function. (stat64_to_stat32): Ditto. (fstat64): Ditto. (stat64): Ditto. (lstat64): Ditto. (ftruncate64): Ditto. (truncate64): Ditto. (_fstat): Call fstat64. (_stat): Call stat64. (cygwin_lstat): Rename to avoid declaration problem. Call lstat64. (stat_worker): Use struct __stat64. (access): Ditto. (ftruncate): Call ftruncate64. (truncate): Call truncate64. * wincap.cc: Set flag has_64bit_file_access appropriately. * wincap.h: Add flag has_64bit_file_access. * winsup.h (ILLEGAL_SEEK): Define as __off64_t. (stat_dev): Declare using struct __stat64. (stat_worker): Ditto. * include/cygwin/stat.h (struct __stat32): Define if compiling Cygwin. (struct __stat64): Ditto. (struct stat): Revert definition with explicitly sized datatypes. Eliminate sized field names. * include/cygwin/types.h (blksize_t): New type. (__blkcnt32_t): Ditto. (__blkcnt64_t): Ditto. (blkcnt_t): Ditto.
2002-02-26 01:47:51 +08:00
if (res == INVALID_SET_FILE_POINTER && GetLastError ())
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{
__seterrno ();
res = -1;
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}
else
{
if (poff_high)
res += (_off64_t) *poff_high << 32;
2000-02-18 03:38:33 +08:00
/* When next we write(), we will check to see if *this* seek went beyond
the end of the file, and back-seek and fill with zeros if so - DJ */
* Use new unified status_flag accessor methods from classes fhandler_*, tty_min, mtinfo and fs_info thoroughout. * fhandler.h: Redefine all set_close_on_exec methods to take a bool argument. (enum conn_state): Rename from connect_state. (class fhandler_base): Rename some status flags to align with accessor method names. Drop encoded flag entirely. Unify status accessor methods. Const'ify all read accessor methods. (class fhandler_socket): Ditto. (class fhandler_dev_raw): Ditto. * fhandler_disk_file.cc (fhandler_base::fstat_fs): Use fs.fs_is_fat() instead of evaluating FATness of file system here. (fhandler_disk_file::opendir): Drop call to set_encoded(). (fhandler_disk_file::readdir): Use pc.isencoded() directly. * mtinfo.h (class mtinfo_drive): Const'ify all read accessor methods. * path.cc (fsinfo_cnt): Add. (fs_info::update): Accomodate class changes. Evaluate file system name specific flags right here. Add thread safety for reading and writing global fsinfo array. * path.h (enum path_types): Drop values for flags kept in fs already. (struct fs_info): Move status informatin into private struct type status_flags. Add accessor methods. Remove path and file system name string arrays in favor of status bits. (class path_conv): Use new fs_info status information where appropriate. (path_conf::fs_has_ea): Rename from fs_fast_ea. (path_conf::fs_has_acls): New method. (path_conf::root_dir): Remove. (path_conf::volname): Remove. * syscalls (statfs): Evaluate root dir locally. * tty.h (class tty_min): Unify status accessor methods. Const'ify all read accessor methods.
2004-04-10 21:45:10 +08:00
did_lseek (true);
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/* If this was a SEEK_CUR with offset 0, we still might have
readahead that we have to take into account when calculating
the actual position for the application. */
if (whence == SEEK_CUR)
res -= ralen - raixget;
}
return res;
}
ssize_t __stdcall
fhandler_base::pread (void *, size_t, _off64_t)
{
set_errno (ESPIPE);
return -1;
}
ssize_t __stdcall
fhandler_base::pwrite (void *, size_t, _off64_t)
{
set_errno (ESPIPE);
return -1;
}
2000-02-18 03:38:33 +08:00
int
fhandler_base::close ()
2000-02-18 03:38:33 +08:00
{
int res = -1;
syscall_printf ("closing '%s' handle %p", get_name (), get_handle ());
* Use new unified status_flag accessor methods from classes fhandler_*, tty_min, mtinfo and fs_info thoroughout. * fhandler.h: Redefine all set_close_on_exec methods to take a bool argument. (enum conn_state): Rename from connect_state. (class fhandler_base): Rename some status flags to align with accessor method names. Drop encoded flag entirely. Unify status accessor methods. Const'ify all read accessor methods. (class fhandler_socket): Ditto. (class fhandler_dev_raw): Ditto. * fhandler_disk_file.cc (fhandler_base::fstat_fs): Use fs.fs_is_fat() instead of evaluating FATness of file system here. (fhandler_disk_file::opendir): Drop call to set_encoded(). (fhandler_disk_file::readdir): Use pc.isencoded() directly. * mtinfo.h (class mtinfo_drive): Const'ify all read accessor methods. * path.cc (fsinfo_cnt): Add. (fs_info::update): Accomodate class changes. Evaluate file system name specific flags right here. Add thread safety for reading and writing global fsinfo array. * path.h (enum path_types): Drop values for flags kept in fs already. (struct fs_info): Move status informatin into private struct type status_flags. Add accessor methods. Remove path and file system name string arrays in favor of status bits. (class path_conv): Use new fs_info status information where appropriate. (path_conf::fs_has_ea): Rename from fs_fast_ea. (path_conf::fs_has_acls): New method. (path_conf::root_dir): Remove. (path_conf::volname): Remove. * syscalls (statfs): Evaluate root dir locally. * tty.h (class tty_min): Unify status accessor methods. Const'ify all read accessor methods.
2004-04-10 21:45:10 +08:00
if (nohandle () || CloseHandle (get_handle ()))
2000-02-18 03:38:33 +08:00
res = 0;
else
{
paranoid_printf ("CloseHandle (%d <%s>) failed", get_handle (),
2000-02-18 03:38:33 +08:00
get_name ());
__seterrno ();
}
return res;
}
int
fhandler_base::ioctl (unsigned int cmd, void *buf)
{
int res;
2000-02-18 03:38:33 +08:00
switch (cmd)
{
case FIONBIO:
set_nonblocking (*(int *) buf);
res = 0;
break;
default:
set_errno (EINVAL);
res = -1;
break;
}
syscall_printf ("%d = ioctl (%x, %p)", res, cmd, buf);
return res;
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}
int
fhandler_base::lock (int, struct __flock64 *)
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{
set_errno (EINVAL);
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return -1;
}
extern "C" char * __stdcall
rootdir (const char *full_path, char *root_path)
2000-02-18 03:38:33 +08:00
{
/* Possible choices:
* d:... -> d:/
* \\server\share... -> \\server\share\
*/
int len;
char *rootp = root_path;
2000-02-18 03:38:33 +08:00
if (full_path[1] == ':')
{
*rootp++ = *full_path++;
*rootp++ = ':';
}
2000-02-18 03:38:33 +08:00
else if (full_path[0] == '\\' && full_path[1] == '\\')
{
const char *cp = strchr (full_path + 2, '\\');
if (!cp)
return NULL;
while (*++cp && *cp != '\\')
;
memcpy (root_path, full_path, (len = cp - full_path));
rootp = root_path + len;
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}
else
return NULL;
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*rootp++ = '\\';
*rootp = '\0';
return root_path;
2000-02-18 03:38:33 +08:00
}
int __stdcall
* devices.cc: New file. * devices.gperf: New file. * devices.shilka: New file. * cygwin-gperf: New file. * cygwin-shilka: New file. * fhandler_fifo.cc: New file. * fhandler_nodevice.cc : New file. Reorganize headers so that path.h precedes fhandler.h throughout. Remove device argument and unit arguments from fhandler constructors throughout. Remove pc arguments to fhandler functions and use internal pc element instead, throughout. Use dev element in pc throughout. Use major/minor elements rather than units and device numbers previously in fhandler class. Use correct methods for fhandler file names rather than directly accessing file name variables, throughout. * Makefile.in (DLL_OFILES): Add devices.o, fhandler_fifo.o * dcrt0.cc (dll_crt0_1): Call device::init. * devices.h: Renumber devices based on more Linux-like major/minor numbers. Add more devices. Declare standard device storage. (device): Declare struct. * dir.cc (opendir): Use new 'build_fh_name' to construct a fhandler_* type. * dtable.cc (dtable::get_debugger_info): Ditto. (cygwin_attach_handle_to_fd): Ditto. (dtable::release): Remove special FH_SOCKET case in favor of generic "need_fixup_before" test. (dtable::init_std_file_from_handle): Use either build_fh_dev or build_fh_name to build standard fhandler. (dtable::build_fh_name): Renamed from dtable::build_fhandler_from_name. Move out of dtable class. Don't accept a path_conv argument. Just build it here and pass it to: (build_fh_pc): Renamed from dtable::build_fhandler. Move out of dtable class. Use intrinsic device type in path_conv to create new fhandler. (build_fh_dev): Renamed from dtable::build_fhandler. Move out of dtable class. Simplify arguments to just take new 'device' type and a name. Just return pointer to fhandler rather than trying to insert into dtable. (dtable::dup_worker): Accommodate above build_fh name changes. (dtable::find_fifo): New (currently broken) function. (handle_to_fn): Use strechr for efficiency. * dtable.h: Reflect above build_fh name changes and argument differences. (fhandler_base *&operator []): Return self rather than copy of self. * fhandler.cc (fhandler_base::operator =): Use pc element to set normalized path. (fhandler_base::set_name): Ditto. (fhandler_base::raw_read): Use method to access name. (fhandler_base::write): Correctly use get_output_handle rather than get_handle. (handler_base::device_access_denied): New function. (fhandler_base::open): Eliminate pc argument and use pc element of fhandler_base throughout. (fhandler_base::fstat): Detect if device is based in filesystem and use fstat_fs to calculate stat, if so. (fhandler_base::fhandler_base): Eliminate handling of file names and, instead, just free appropriate component from pc. (fhandler_base::opendir): Remove path_conv parameter. * fhandler.h: Remove all device flags. (fhandler_base::pc): New element. (fhandler_base::set_name): Change argument to path_conv. (fhandler_base::error): New function. (fhandler_base::exists): New function. (fhandler_base::pc_binmode): New function. (fhandler_base::dev): New function. (fhandler_base::open_fs): New function. (fhandler_base::fstat_fs): New function. (fhandler_base::fstat_by_name): New function. (fhandler_base::fstat_by_handle): New function. (fhandler_base::isfifo): New function. (fhandler_base::is_slow): New function. (fhandler_base::is_auto_device): New function. (fhandler_base::is_fs_special): New function. (fhandler_base::device_access_denied): New function. (fhandler_base::operator DWORD&): New operator. (fhandler_base::get_name): Return normalized path from pc. (fhandler_base::get_win32_name): Return windows path from pc. (fhandler_base::isdevice): Renamed from is_device. (fhandler_base::get_native_name): Return device format. (fhandler_fifo): New class. (fhandler_nodevice): New class. (select_stuff::device_specific): Remove array. (select_stuff::device_specific_pipe): New class element. (select_stuff::device_specific_socket): New class element. (select_stuff::device_specific_serial): New class element. (select_stuff::select_stuff): Initialize new elements. * fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Move to base class from fhandler_disk_file. (fhandler_base::fstat_by_name): Ditto. (fhandler_base::fstat_by_name): Ditto. (fhandler_disk_file::open): Move most functionality into fhandler_base::open_fs. (fhandler_base::open_fs): New function. (fhandler_disk_file::close): Move most functionality into fhandler_base::close_fs. (fhandler_base::close_fs): New function. * fhandler_mem.cc (fhandler_dev_mem::open): Use device name in debugging output. * fhandler_socket.cc (fhandler_socket::set_connect_secret): Copy standard urandom device into appropriate place. (fhandler_socket::accept): Reflect change in fdsock return value. * fhandler_tty.cc: See "throughouts" above. * net.cc: Accommodate fdsock change throughout. (fdsock): Return success or failure, accept fd argument and device argument. * path.cc (symlink_info::major): New element. (symlink_info::minor): New element. (symlink_info::parse_device): Declare new function. (fs_info::update): Accommodate changes in path_conv class. (path_conv::fillin): Ditto. (path_conv::return_and_clear_normalized_path): Eliminate. (path_conv::set_normalized_path): New function. (path_conv::path_conv): Set info in dev element. Use path_conv methods Check for FH_FS rather than FH_BAD to indicate when to fill in filesystem stuff. where appropriate rather than direct access. Use set_normalized_path to set normalized path. (windows_device_names): Eliminate. (get_dev): Ditto. (get_raw_device_number): Ditto. (get_device_number): Ditto. (win32_device_name): Call new device name parser to do most of the heavy lifting. (mount_info::conv_to_win32_path): Fill in dev field as appropriate. (symlink_worker): Handle new device files. (symlink_info::check): Ditto. (symlink_info::parse_device): Define new function. * path.h (executable_states): Move here from fhandler.h. (fs_info): Rename variables to *_storage and create methods for accessing same. (path_conv): Add dev element, remove devn and unit and adjust inline methods to accommodate. (set_normalized_path): Declare new function. * pinfo.cc (_pinfo::commune_recv): Add broken support for handling fifos. (_pinfo::commune_send): Ditto. * pipe.cc (fhandler_pipe::close): check for existence of handle before closing it. (handler_pipe::create): Rename from make_pipe. Change arguments to accept fhandler_pipe array. Accommodate fifos. (pipe): Rework to deal with fhandler_pipe::create changes. (_pipe): Ditto. * select.cc: Use individual device_specific types throughout rather than indexing with obsolete device number. (set_bits): Use is_socket call rather than checking device number. * shared_info.h (CURR_MOUNT_MAGIC): Update. (conv_to_win32_path): Reflect addition of device argument. * syscalls.cc (mknod_worker): New function. (open): Use build_fh_name to build fhandler. (chown_worker): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. (chmod_device): New function. (chmod): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. Use chmod_device to set mode of in-filesystem devices. (stat_worker): Eliminate path_conv argument. Call build_fh_name to construct fhandler. Use fh->error() rather than pc->error to detect errors in fhandler construction. (access_worker): New function pulled from access. Accommodate in-filesystem devices. (access): Use access_worker. (fpathconf): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. (mknod_worker): New function. (mknod32): New function. (chroot): Free normalized path -- assuming it was actually cmalloced. * tty.cc (create_tty_master): Tweak for new device class. (tty::common_init): Ditto. * winsup.h (stat_worker): Remove. (symlink_worker): Declare. * exceptions.cc (set_process_mask): Just call sig_dispatch_pending and don't worry about pending_signals since sig_dispatch_pending should always do the right thing now. (sig_handle): Reorganize SIGCONT handling to more closely conform to SUSv3. * pinfo.h: Move __SIG enum to sigproc.h. (PICOM_FIFO): New enum element. (_pinfo): Remove 'thread2signal' stuff throughout class. (_pinfo::commune_send): Make varargs. (_pinfo::sigtodo): Eliminate. (_pinfo::thread2signal): Ditto. * signal.cc (kill_worker): Eliminate call to setthread2signal. * sigproc.cc (local_sigtodo): Eliminate. (getlocal_sigtodo): Ditto. (sigelem): New class. (pending_signals): New class. (sigqueue): New variable, start of sigqueue linked list. (sigcatch_nonmain): Eliminate. (sigcatch_main): Eliminate. (sigcatch_nosync): Eliminate. (sigcomplete_nonmain): Eliminate. (pending_signals): Eliminate. (sig_clear): Call signal thread to clear pending signals, unless already in signal thread. (sigpending): Call signal thread to get pending signals. (sig_dispatch_pending): Eliminate use of pending_signals and just check sigqueue. (sigproc_terminate): Eliminate all of the obsolete semaphore stuff. Close signal pipe handle. (sig_send): Eliminate all of the obsolete semaphore stuff and use pipe to send signals. (getevent): Eliminate. (pending_signals::add): New function. (pending_signals::del): New function. (pending_signals::next): New function. (wait_sig): Eliminate all of the obsolete semaphore stuff. Use pipe to communicate and maintain a linked list of signals. * sigproc.h: Move __SIG defines here. Add __SIGPENDING. (sig_dispatch_pending): Remove "C" specifier. (sig_handle): Accept a mask argument. * thread.cc: Remove signal handling considerations throughout.
2003-09-25 08:37:18 +08:00
fhandler_base::fstat (struct __stat64 *buf)
{
* debug.h (handle_list): Move here from debug.cc. Add "inherit" flag functionality. * cygheap.cc (init_cheap): Move cygheap_max calculation to _csbrk. (_csbrk): Reorganize to not assume first allocation is <= 1 page. (cygheap_setup_for_child): Mark protected handle as inheritable. * cygheap.h (cygheap_debug): New struct. (init_cygheap): Add new structure when debugging. * dcrt0.cc (dll_crt0_1): Remove call to debug_init. Close ppid_handle here, if appropriate. Don't protect subproc_ready, since it is already protected in the parent. Call memory_init prior to ProtectHandle to ensure that cygheap is set up. Call debug_fixup_after_fork_exec when appropriate. (_dll_crt0): Don't close ppid_handle here. * debug.cc: Use cygheap debug structure rather than static elements throughout. (add_handle): Don't issue a warning if attempt to protect handle in exactly the same way from exactly the same place. Add pid info to warning output. Accept additional argument controlling whether handle is to be inherited. Add pid to stored information. (debug_fixup_after_fork_exec): Renamed from debug_fixup_after_fork. Reorganize to avoid erroneously skipping handles. (mark_closed): Add pid info to warning output. (setclexec): Rename from setclexec_pid. * fhandler.cc (fhandler_base::get_default_fmode): Minor reorg. (fhandler_base::fstat): Add debugging output. (fhandler_base::set_inheritance): Call setclexec rather than setclexec_pid. (fhandler_base::fork_fixup): Ditto. * fhandler_console.cc (get_tty_stuff): Mark protected handle as inheritable. * fhandler_tty.cc (fhandler_tty_slave::open): Ditto. * tty.cc (tty::make_pipes): Ditto. (tty::common_init): Ditto. * fork.cc (fork_parent): Ditto. (fork_child): Close protected handles with correct name. Remove debug_fixup_after_fork call. * fhandler_socket.cc (fhandler_socket::create_secret_event): Mark protected handle as inheritable/non-inheritable, as appropriate. * shared.cc (memory_init): Mark protected handle as inheritable. Call debug_init here. * sigproc.cc (wait_sig): Close protected handle with correct name. * spawn.cc (spawn_guts): Rename spr to subproc_ready and mark it as inheritable. * exceptions.cc (debugger_command): Try to run dumper.exe, if found. * syscalls.cc (fstat64): Don't follow symlinks for path_conv lookup since path is already resolved.
2002-07-14 04:00:27 +08:00
debug_printf ("here");
* devices.cc: New file. * devices.gperf: New file. * devices.shilka: New file. * cygwin-gperf: New file. * cygwin-shilka: New file. * fhandler_fifo.cc: New file. * fhandler_nodevice.cc : New file. Reorganize headers so that path.h precedes fhandler.h throughout. Remove device argument and unit arguments from fhandler constructors throughout. Remove pc arguments to fhandler functions and use internal pc element instead, throughout. Use dev element in pc throughout. Use major/minor elements rather than units and device numbers previously in fhandler class. Use correct methods for fhandler file names rather than directly accessing file name variables, throughout. * Makefile.in (DLL_OFILES): Add devices.o, fhandler_fifo.o * dcrt0.cc (dll_crt0_1): Call device::init. * devices.h: Renumber devices based on more Linux-like major/minor numbers. Add more devices. Declare standard device storage. (device): Declare struct. * dir.cc (opendir): Use new 'build_fh_name' to construct a fhandler_* type. * dtable.cc (dtable::get_debugger_info): Ditto. (cygwin_attach_handle_to_fd): Ditto. (dtable::release): Remove special FH_SOCKET case in favor of generic "need_fixup_before" test. (dtable::init_std_file_from_handle): Use either build_fh_dev or build_fh_name to build standard fhandler. (dtable::build_fh_name): Renamed from dtable::build_fhandler_from_name. Move out of dtable class. Don't accept a path_conv argument. Just build it here and pass it to: (build_fh_pc): Renamed from dtable::build_fhandler. Move out of dtable class. Use intrinsic device type in path_conv to create new fhandler. (build_fh_dev): Renamed from dtable::build_fhandler. Move out of dtable class. Simplify arguments to just take new 'device' type and a name. Just return pointer to fhandler rather than trying to insert into dtable. (dtable::dup_worker): Accommodate above build_fh name changes. (dtable::find_fifo): New (currently broken) function. (handle_to_fn): Use strechr for efficiency. * dtable.h: Reflect above build_fh name changes and argument differences. (fhandler_base *&operator []): Return self rather than copy of self. * fhandler.cc (fhandler_base::operator =): Use pc element to set normalized path. (fhandler_base::set_name): Ditto. (fhandler_base::raw_read): Use method to access name. (fhandler_base::write): Correctly use get_output_handle rather than get_handle. (handler_base::device_access_denied): New function. (fhandler_base::open): Eliminate pc argument and use pc element of fhandler_base throughout. (fhandler_base::fstat): Detect if device is based in filesystem and use fstat_fs to calculate stat, if so. (fhandler_base::fhandler_base): Eliminate handling of file names and, instead, just free appropriate component from pc. (fhandler_base::opendir): Remove path_conv parameter. * fhandler.h: Remove all device flags. (fhandler_base::pc): New element. (fhandler_base::set_name): Change argument to path_conv. (fhandler_base::error): New function. (fhandler_base::exists): New function. (fhandler_base::pc_binmode): New function. (fhandler_base::dev): New function. (fhandler_base::open_fs): New function. (fhandler_base::fstat_fs): New function. (fhandler_base::fstat_by_name): New function. (fhandler_base::fstat_by_handle): New function. (fhandler_base::isfifo): New function. (fhandler_base::is_slow): New function. (fhandler_base::is_auto_device): New function. (fhandler_base::is_fs_special): New function. (fhandler_base::device_access_denied): New function. (fhandler_base::operator DWORD&): New operator. (fhandler_base::get_name): Return normalized path from pc. (fhandler_base::get_win32_name): Return windows path from pc. (fhandler_base::isdevice): Renamed from is_device. (fhandler_base::get_native_name): Return device format. (fhandler_fifo): New class. (fhandler_nodevice): New class. (select_stuff::device_specific): Remove array. (select_stuff::device_specific_pipe): New class element. (select_stuff::device_specific_socket): New class element. (select_stuff::device_specific_serial): New class element. (select_stuff::select_stuff): Initialize new elements. * fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Move to base class from fhandler_disk_file. (fhandler_base::fstat_by_name): Ditto. (fhandler_base::fstat_by_name): Ditto. (fhandler_disk_file::open): Move most functionality into fhandler_base::open_fs. (fhandler_base::open_fs): New function. (fhandler_disk_file::close): Move most functionality into fhandler_base::close_fs. (fhandler_base::close_fs): New function. * fhandler_mem.cc (fhandler_dev_mem::open): Use device name in debugging output. * fhandler_socket.cc (fhandler_socket::set_connect_secret): Copy standard urandom device into appropriate place. (fhandler_socket::accept): Reflect change in fdsock return value. * fhandler_tty.cc: See "throughouts" above. * net.cc: Accommodate fdsock change throughout. (fdsock): Return success or failure, accept fd argument and device argument. * path.cc (symlink_info::major): New element. (symlink_info::minor): New element. (symlink_info::parse_device): Declare new function. (fs_info::update): Accommodate changes in path_conv class. (path_conv::fillin): Ditto. (path_conv::return_and_clear_normalized_path): Eliminate. (path_conv::set_normalized_path): New function. (path_conv::path_conv): Set info in dev element. Use path_conv methods Check for FH_FS rather than FH_BAD to indicate when to fill in filesystem stuff. where appropriate rather than direct access. Use set_normalized_path to set normalized path. (windows_device_names): Eliminate. (get_dev): Ditto. (get_raw_device_number): Ditto. (get_device_number): Ditto. (win32_device_name): Call new device name parser to do most of the heavy lifting. (mount_info::conv_to_win32_path): Fill in dev field as appropriate. (symlink_worker): Handle new device files. (symlink_info::check): Ditto. (symlink_info::parse_device): Define new function. * path.h (executable_states): Move here from fhandler.h. (fs_info): Rename variables to *_storage and create methods for accessing same. (path_conv): Add dev element, remove devn and unit and adjust inline methods to accommodate. (set_normalized_path): Declare new function. * pinfo.cc (_pinfo::commune_recv): Add broken support for handling fifos. (_pinfo::commune_send): Ditto. * pipe.cc (fhandler_pipe::close): check for existence of handle before closing it. (handler_pipe::create): Rename from make_pipe. Change arguments to accept fhandler_pipe array. Accommodate fifos. (pipe): Rework to deal with fhandler_pipe::create changes. (_pipe): Ditto. * select.cc: Use individual device_specific types throughout rather than indexing with obsolete device number. (set_bits): Use is_socket call rather than checking device number. * shared_info.h (CURR_MOUNT_MAGIC): Update. (conv_to_win32_path): Reflect addition of device argument. * syscalls.cc (mknod_worker): New function. (open): Use build_fh_name to build fhandler. (chown_worker): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. (chmod_device): New function. (chmod): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. Use chmod_device to set mode of in-filesystem devices. (stat_worker): Eliminate path_conv argument. Call build_fh_name to construct fhandler. Use fh->error() rather than pc->error to detect errors in fhandler construction. (access_worker): New function pulled from access. Accommodate in-filesystem devices. (access): Use access_worker. (fpathconf): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. (mknod_worker): New function. (mknod32): New function. (chroot): Free normalized path -- assuming it was actually cmalloced. * tty.cc (create_tty_master): Tweak for new device class. (tty::common_init): Ditto. * winsup.h (stat_worker): Remove. (symlink_worker): Declare. * exceptions.cc (set_process_mask): Just call sig_dispatch_pending and don't worry about pending_signals since sig_dispatch_pending should always do the right thing now. (sig_handle): Reorganize SIGCONT handling to more closely conform to SUSv3. * pinfo.h: Move __SIG enum to sigproc.h. (PICOM_FIFO): New enum element. (_pinfo): Remove 'thread2signal' stuff throughout class. (_pinfo::commune_send): Make varargs. (_pinfo::sigtodo): Eliminate. (_pinfo::thread2signal): Ditto. * signal.cc (kill_worker): Eliminate call to setthread2signal. * sigproc.cc (local_sigtodo): Eliminate. (getlocal_sigtodo): Ditto. (sigelem): New class. (pending_signals): New class. (sigqueue): New variable, start of sigqueue linked list. (sigcatch_nonmain): Eliminate. (sigcatch_main): Eliminate. (sigcatch_nosync): Eliminate. (sigcomplete_nonmain): Eliminate. (pending_signals): Eliminate. (sig_clear): Call signal thread to clear pending signals, unless already in signal thread. (sigpending): Call signal thread to get pending signals. (sig_dispatch_pending): Eliminate use of pending_signals and just check sigqueue. (sigproc_terminate): Eliminate all of the obsolete semaphore stuff. Close signal pipe handle. (sig_send): Eliminate all of the obsolete semaphore stuff and use pipe to send signals. (getevent): Eliminate. (pending_signals::add): New function. (pending_signals::del): New function. (pending_signals::next): New function. (wait_sig): Eliminate all of the obsolete semaphore stuff. Use pipe to communicate and maintain a linked list of signals. * sigproc.h: Move __SIG defines here. Add __SIGPENDING. (sig_dispatch_pending): Remove "C" specifier. (sig_handle): Accept a mask argument. * thread.cc: Remove signal handling considerations throughout.
2003-09-25 08:37:18 +08:00
if (is_fs_special ())
return fstat_fs (buf);
switch (get_device ())
{
case FH_PIPE:
buf->st_mode = S_IFIFO | STD_RBITS | STD_WBITS | S_IWGRP | S_IWOTH;
break;
case FH_PIPEW:
buf->st_mode = S_IFIFO | STD_WBITS | S_IWGRP | S_IWOTH;
break;
case FH_PIPER:
buf->st_mode = S_IFIFO | STD_RBITS;
break;
case FH_FULL:
buf->st_mode = S_IFCHR | S_IRUSR | S_IWUSR | S_IWGRP | S_IWOTH;
break;
default:
buf->st_mode = S_IFCHR | STD_RBITS | STD_WBITS | S_IWGRP | S_IWOTH;
break;
}
buf->st_uid = geteuid32 ();
buf->st_gid = getegid32 ();
buf->st_nlink = 1;
buf->st_blksize = S_BLKSIZE;
time_as_timestruc_t (&buf->st_ctim);
buf->st_atim = buf->st_mtim = buf->st_ctim;
return 0;
}
2000-02-18 03:38:33 +08:00
void
fhandler_base::init (HANDLE f, DWORD a, mode_t bin)
{
set_io_handle (f);
access = a;
2000-02-18 03:38:33 +08:00
a &= GENERIC_READ | GENERIC_WRITE;
Remove fcntl.h includes throughout. * fhandler.h: Move fcntl.h include here. (fhandler_base::set_flags): Accept supplied_bin argument. Make non-inlined. * dtable.cc (dtable::init_std_file_from_handle): Just use binmode from pc. (reset_to_open_binmode): Use set_flags. * cygwin.din (open): Avoid newlib wrapper. (read): Ditto. (unlink): Ditto. (write): Ditto. * fhandler.cc (fhandler_base::set_flags): Accept supplied_bin argument. Make binmode decisions here. (fhandler_base::open): Avoid using pc if it is NULL. Eliminate binmode logic. Just call set_flags with binmode argument. (fhandler_base::init): Call set_flags with binmode argument. * fhandler_clipboard.cc (fhandler_dev_clipboard::open): Ditto. * fhandler_console.cc (fhandler_console::open): Ditto. (fhandler_console::init): Force binary on open. * fhandler_disk_file.cc (fhandler_disk_file::open): Don't set binmode here. Let it happen in base class. * fhandler_dsp.cc (fhandler_dev_dsp::open): Force binmode open. Set return value appropriately if unable to open. * fhandler_proc.cc (fhandler_proc::open): Make sure flags are set before open_status. * fhandler_process.cc (fhandler_process::open): Ditto. * fhandler_registry.cc (fhandler_registry::open): Ditto. * fhandler_random.cc (fhandler_dev_random::fhandler_dev_random): Ditto. * fhandler_raw.cc (fhandler_dev_raw::open): Force O_BINARY by default. * fhandler_serial.cc (fhandler_serial::init): Ditto. * fhandler_tty.cc (fhandler_tty_slave::open): Ditto. (fhandler_pty_master::open): Ditto. * fhandler_virtual.cc (fhandler_virtual::open): Ditto. * fhandler_windows.cc (fhandler_windows::open): Ditto. * fhandler_zero.cc (fhandler_dev_zero::open): Ditto. * net.cc (fdsock): Ditto. * path.cc (path_conv::check): Avoid checking for extension when error or directory. (set_flags): Set PATH_TEXT explicitly, when appropriate. (mount_info::conv_to_win32_path): Use set_flags() to set path flags. * path.h (PATH_TEXT): New enum. (path_conv::binmode): Return appropriate constant based on binmode. * pipe.cc (make_pipe): Set binmode to O_TEXT xor O_BINARY. * syscalls.cc (setmode_helper): Make debugging message a little clearer. (setmode): Set binmode via set_flags.
2002-06-05 09:42:28 +08:00
int flags = 0;
2000-02-18 03:38:33 +08:00
if (a == GENERIC_READ)
Remove fcntl.h includes throughout. * fhandler.h: Move fcntl.h include here. (fhandler_base::set_flags): Accept supplied_bin argument. Make non-inlined. * dtable.cc (dtable::init_std_file_from_handle): Just use binmode from pc. (reset_to_open_binmode): Use set_flags. * cygwin.din (open): Avoid newlib wrapper. (read): Ditto. (unlink): Ditto. (write): Ditto. * fhandler.cc (fhandler_base::set_flags): Accept supplied_bin argument. Make binmode decisions here. (fhandler_base::open): Avoid using pc if it is NULL. Eliminate binmode logic. Just call set_flags with binmode argument. (fhandler_base::init): Call set_flags with binmode argument. * fhandler_clipboard.cc (fhandler_dev_clipboard::open): Ditto. * fhandler_console.cc (fhandler_console::open): Ditto. (fhandler_console::init): Force binary on open. * fhandler_disk_file.cc (fhandler_disk_file::open): Don't set binmode here. Let it happen in base class. * fhandler_dsp.cc (fhandler_dev_dsp::open): Force binmode open. Set return value appropriately if unable to open. * fhandler_proc.cc (fhandler_proc::open): Make sure flags are set before open_status. * fhandler_process.cc (fhandler_process::open): Ditto. * fhandler_registry.cc (fhandler_registry::open): Ditto. * fhandler_random.cc (fhandler_dev_random::fhandler_dev_random): Ditto. * fhandler_raw.cc (fhandler_dev_raw::open): Force O_BINARY by default. * fhandler_serial.cc (fhandler_serial::init): Ditto. * fhandler_tty.cc (fhandler_tty_slave::open): Ditto. (fhandler_pty_master::open): Ditto. * fhandler_virtual.cc (fhandler_virtual::open): Ditto. * fhandler_windows.cc (fhandler_windows::open): Ditto. * fhandler_zero.cc (fhandler_dev_zero::open): Ditto. * net.cc (fdsock): Ditto. * path.cc (path_conv::check): Avoid checking for extension when error or directory. (set_flags): Set PATH_TEXT explicitly, when appropriate. (mount_info::conv_to_win32_path): Use set_flags() to set path flags. * path.h (PATH_TEXT): New enum. (path_conv::binmode): Return appropriate constant based on binmode. * pipe.cc (make_pipe): Set binmode to O_TEXT xor O_BINARY. * syscalls.cc (setmode_helper): Make debugging message a little clearer. (setmode): Set binmode via set_flags.
2002-06-05 09:42:28 +08:00
flags = O_RDONLY;
else if (a == GENERIC_WRITE)
Remove fcntl.h includes throughout. * fhandler.h: Move fcntl.h include here. (fhandler_base::set_flags): Accept supplied_bin argument. Make non-inlined. * dtable.cc (dtable::init_std_file_from_handle): Just use binmode from pc. (reset_to_open_binmode): Use set_flags. * cygwin.din (open): Avoid newlib wrapper. (read): Ditto. (unlink): Ditto. (write): Ditto. * fhandler.cc (fhandler_base::set_flags): Accept supplied_bin argument. Make binmode decisions here. (fhandler_base::open): Avoid using pc if it is NULL. Eliminate binmode logic. Just call set_flags with binmode argument. (fhandler_base::init): Call set_flags with binmode argument. * fhandler_clipboard.cc (fhandler_dev_clipboard::open): Ditto. * fhandler_console.cc (fhandler_console::open): Ditto. (fhandler_console::init): Force binary on open. * fhandler_disk_file.cc (fhandler_disk_file::open): Don't set binmode here. Let it happen in base class. * fhandler_dsp.cc (fhandler_dev_dsp::open): Force binmode open. Set return value appropriately if unable to open. * fhandler_proc.cc (fhandler_proc::open): Make sure flags are set before open_status. * fhandler_process.cc (fhandler_process::open): Ditto. * fhandler_registry.cc (fhandler_registry::open): Ditto. * fhandler_random.cc (fhandler_dev_random::fhandler_dev_random): Ditto. * fhandler_raw.cc (fhandler_dev_raw::open): Force O_BINARY by default. * fhandler_serial.cc (fhandler_serial::init): Ditto. * fhandler_tty.cc (fhandler_tty_slave::open): Ditto. (fhandler_pty_master::open): Ditto. * fhandler_virtual.cc (fhandler_virtual::open): Ditto. * fhandler_windows.cc (fhandler_windows::open): Ditto. * fhandler_zero.cc (fhandler_dev_zero::open): Ditto. * net.cc (fdsock): Ditto. * path.cc (path_conv::check): Avoid checking for extension when error or directory. (set_flags): Set PATH_TEXT explicitly, when appropriate. (mount_info::conv_to_win32_path): Use set_flags() to set path flags. * path.h (PATH_TEXT): New enum. (path_conv::binmode): Return appropriate constant based on binmode. * pipe.cc (make_pipe): Set binmode to O_TEXT xor O_BINARY. * syscalls.cc (setmode_helper): Make debugging message a little clearer. (setmode): Set binmode via set_flags.
2002-06-05 09:42:28 +08:00
flags = O_WRONLY;
else if (a == (GENERIC_READ | GENERIC_WRITE))
Remove fcntl.h includes throughout. * fhandler.h: Move fcntl.h include here. (fhandler_base::set_flags): Accept supplied_bin argument. Make non-inlined. * dtable.cc (dtable::init_std_file_from_handle): Just use binmode from pc. (reset_to_open_binmode): Use set_flags. * cygwin.din (open): Avoid newlib wrapper. (read): Ditto. (unlink): Ditto. (write): Ditto. * fhandler.cc (fhandler_base::set_flags): Accept supplied_bin argument. Make binmode decisions here. (fhandler_base::open): Avoid using pc if it is NULL. Eliminate binmode logic. Just call set_flags with binmode argument. (fhandler_base::init): Call set_flags with binmode argument. * fhandler_clipboard.cc (fhandler_dev_clipboard::open): Ditto. * fhandler_console.cc (fhandler_console::open): Ditto. (fhandler_console::init): Force binary on open. * fhandler_disk_file.cc (fhandler_disk_file::open): Don't set binmode here. Let it happen in base class. * fhandler_dsp.cc (fhandler_dev_dsp::open): Force binmode open. Set return value appropriately if unable to open. * fhandler_proc.cc (fhandler_proc::open): Make sure flags are set before open_status. * fhandler_process.cc (fhandler_process::open): Ditto. * fhandler_registry.cc (fhandler_registry::open): Ditto. * fhandler_random.cc (fhandler_dev_random::fhandler_dev_random): Ditto. * fhandler_raw.cc (fhandler_dev_raw::open): Force O_BINARY by default. * fhandler_serial.cc (fhandler_serial::init): Ditto. * fhandler_tty.cc (fhandler_tty_slave::open): Ditto. (fhandler_pty_master::open): Ditto. * fhandler_virtual.cc (fhandler_virtual::open): Ditto. * fhandler_windows.cc (fhandler_windows::open): Ditto. * fhandler_zero.cc (fhandler_dev_zero::open): Ditto. * net.cc (fdsock): Ditto. * path.cc (path_conv::check): Avoid checking for extension when error or directory. (set_flags): Set PATH_TEXT explicitly, when appropriate. (mount_info::conv_to_win32_path): Use set_flags() to set path flags. * path.h (PATH_TEXT): New enum. (path_conv::binmode): Return appropriate constant based on binmode. * pipe.cc (make_pipe): Set binmode to O_TEXT xor O_BINARY. * syscalls.cc (setmode_helper): Make debugging message a little clearer. (setmode): Set binmode via set_flags.
2002-06-05 09:42:28 +08:00
flags = O_RDWR;
set_flags (flags | bin);
set_open_status ();
* Use new unified status_flag accessor methods from classes fhandler_*, tty_min, mtinfo and fs_info thoroughout. * fhandler.h: Redefine all set_close_on_exec methods to take a bool argument. (enum conn_state): Rename from connect_state. (class fhandler_base): Rename some status flags to align with accessor method names. Drop encoded flag entirely. Unify status accessor methods. Const'ify all read accessor methods. (class fhandler_socket): Ditto. (class fhandler_dev_raw): Ditto. * fhandler_disk_file.cc (fhandler_base::fstat_fs): Use fs.fs_is_fat() instead of evaluating FATness of file system here. (fhandler_disk_file::opendir): Drop call to set_encoded(). (fhandler_disk_file::readdir): Use pc.isencoded() directly. * mtinfo.h (class mtinfo_drive): Const'ify all read accessor methods. * path.cc (fsinfo_cnt): Add. (fs_info::update): Accomodate class changes. Evaluate file system name specific flags right here. Add thread safety for reading and writing global fsinfo array. * path.h (enum path_types): Drop values for flags kept in fs already. (struct fs_info): Move status informatin into private struct type status_flags. Add accessor methods. Remove path and file system name string arrays in favor of status bits. (class path_conv): Use new fs_info status information where appropriate. (path_conf::fs_has_ea): Rename from fs_fast_ea. (path_conf::fs_has_acls): New method. (path_conf::root_dir): Remove. (path_conf::volname): Remove. * syscalls (statfs): Evaluate root dir locally. * tty.h (class tty_min): Unify status accessor methods. Const'ify all read accessor methods.
2004-04-10 21:45:10 +08:00
debug_printf ("created new fhandler_base for handle %p, bin %d", f, rbinary ());
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}
int
fhandler_base::dup (fhandler_base *child)
{
debug_printf ("in fhandler_base dup");
HANDLE nh;
* Use new unified status_flag accessor methods from classes fhandler_*, tty_min, mtinfo and fs_info thoroughout. * fhandler.h: Redefine all set_close_on_exec methods to take a bool argument. (enum conn_state): Rename from connect_state. (class fhandler_base): Rename some status flags to align with accessor method names. Drop encoded flag entirely. Unify status accessor methods. Const'ify all read accessor methods. (class fhandler_socket): Ditto. (class fhandler_dev_raw): Ditto. * fhandler_disk_file.cc (fhandler_base::fstat_fs): Use fs.fs_is_fat() instead of evaluating FATness of file system here. (fhandler_disk_file::opendir): Drop call to set_encoded(). (fhandler_disk_file::readdir): Use pc.isencoded() directly. * mtinfo.h (class mtinfo_drive): Const'ify all read accessor methods. * path.cc (fsinfo_cnt): Add. (fs_info::update): Accomodate class changes. Evaluate file system name specific flags right here. Add thread safety for reading and writing global fsinfo array. * path.h (enum path_types): Drop values for flags kept in fs already. (struct fs_info): Move status informatin into private struct type status_flags. Add accessor methods. Remove path and file system name string arrays in favor of status bits. (class path_conv): Use new fs_info status information where appropriate. (path_conf::fs_has_ea): Rename from fs_fast_ea. (path_conf::fs_has_acls): New method. (path_conf::root_dir): Remove. (path_conf::volname): Remove. * syscalls (statfs): Evaluate root dir locally. * tty.h (class tty_min): Unify status accessor methods. Const'ify all read accessor methods.
2004-04-10 21:45:10 +08:00
if (!nohandle ())
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{
if (!DuplicateHandle (hMainProc, get_handle (), hMainProc, &nh, 0, TRUE,
DUPLICATE_SAME_ACCESS))
{
debug_printf ("dup(%s) failed, handle %x, %E",
get_name (), get_handle ());
__seterrno ();
return -1;
}
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VerifyHandle (nh);
child->set_io_handle (nh);
}
set_flags (child->get_flags ());
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return 0;
}
int fhandler_base::fcntl (int cmd, void *arg)
{
int res;
switch (cmd)
{
case F_GETFD:
* Use new unified status_flag accessor methods from classes fhandler_*, tty_min, mtinfo and fs_info thoroughout. * fhandler.h: Redefine all set_close_on_exec methods to take a bool argument. (enum conn_state): Rename from connect_state. (class fhandler_base): Rename some status flags to align with accessor method names. Drop encoded flag entirely. Unify status accessor methods. Const'ify all read accessor methods. (class fhandler_socket): Ditto. (class fhandler_dev_raw): Ditto. * fhandler_disk_file.cc (fhandler_base::fstat_fs): Use fs.fs_is_fat() instead of evaluating FATness of file system here. (fhandler_disk_file::opendir): Drop call to set_encoded(). (fhandler_disk_file::readdir): Use pc.isencoded() directly. * mtinfo.h (class mtinfo_drive): Const'ify all read accessor methods. * path.cc (fsinfo_cnt): Add. (fs_info::update): Accomodate class changes. Evaluate file system name specific flags right here. Add thread safety for reading and writing global fsinfo array. * path.h (enum path_types): Drop values for flags kept in fs already. (struct fs_info): Move status informatin into private struct type status_flags. Add accessor methods. Remove path and file system name string arrays in favor of status bits. (class path_conv): Use new fs_info status information where appropriate. (path_conf::fs_has_ea): Rename from fs_fast_ea. (path_conf::fs_has_acls): New method. (path_conf::root_dir): Remove. (path_conf::volname): Remove. * syscalls (statfs): Evaluate root dir locally. * tty.h (class tty_min): Unify status accessor methods. Const'ify all read accessor methods.
2004-04-10 21:45:10 +08:00
res = close_on_exec () ? FD_CLOEXEC : 0;
break;
case F_SETFD:
* Use new unified status_flag accessor methods from classes fhandler_*, tty_min, mtinfo and fs_info thoroughout. * fhandler.h: Redefine all set_close_on_exec methods to take a bool argument. (enum conn_state): Rename from connect_state. (class fhandler_base): Rename some status flags to align with accessor method names. Drop encoded flag entirely. Unify status accessor methods. Const'ify all read accessor methods. (class fhandler_socket): Ditto. (class fhandler_dev_raw): Ditto. * fhandler_disk_file.cc (fhandler_base::fstat_fs): Use fs.fs_is_fat() instead of evaluating FATness of file system here. (fhandler_disk_file::opendir): Drop call to set_encoded(). (fhandler_disk_file::readdir): Use pc.isencoded() directly. * mtinfo.h (class mtinfo_drive): Const'ify all read accessor methods. * path.cc (fsinfo_cnt): Add. (fs_info::update): Accomodate class changes. Evaluate file system name specific flags right here. Add thread safety for reading and writing global fsinfo array. * path.h (enum path_types): Drop values for flags kept in fs already. (struct fs_info): Move status informatin into private struct type status_flags. Add accessor methods. Remove path and file system name string arrays in favor of status bits. (class path_conv): Use new fs_info status information where appropriate. (path_conf::fs_has_ea): Rename from fs_fast_ea. (path_conf::fs_has_acls): New method. (path_conf::root_dir): Remove. (path_conf::volname): Remove. * syscalls (statfs): Evaluate root dir locally. * tty.h (class tty_min): Unify status accessor methods. Const'ify all read accessor methods.
2004-04-10 21:45:10 +08:00
set_close_on_exec (((int) arg & FD_CLOEXEC) ? 1 : 0);
res = 0;
break;
case F_GETFL:
res = get_flags ();
debug_printf ("GETFL: %d", res);
break;
case F_SETFL:
{
/*
* Only O_APPEND, O_ASYNC and O_NONBLOCK/O_NDELAY are allowed.
* Each other flag will be ignored.
* Since O_ASYNC isn't defined in fcntl.h it's currently
* ignored as well.
*/
const int allowed_flags = O_APPEND | O_NONBLOCK_MASK;
int new_flags = (int) arg & allowed_flags;
/* Carefully test for the O_NONBLOCK or deprecated OLD_O_NDELAY flag.
Set only the flag that has been passed in. If both are set, just
record O_NONBLOCK. */
if ((new_flags & OLD_O_NDELAY) && (new_flags & O_NONBLOCK))
new_flags &= ~OLD_O_NDELAY;
set_flags ((get_flags () & ~allowed_flags) | new_flags);
}
res = 0;
break;
case F_GETLK:
case F_SETLK:
case F_SETLKW:
res = lock (cmd, (struct __flock64 *) arg);
break;
default:
set_errno (EINVAL);
res = -1;
break;
}
return res;
}
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/* Base terminal handlers. These just return errors. */
int
fhandler_base::tcflush (int)
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{
set_errno (ENOTTY);
return -1;
}
int
fhandler_base::tcsendbreak (int)
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{
set_errno (ENOTTY);
return -1;
}
int
fhandler_base::tcdrain ()
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{
set_errno (ENOTTY);
return -1;
}
int
fhandler_base::tcflow (int)
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{
set_errno (ENOTTY);
return -1;
}
int
fhandler_base::tcsetattr (int, const struct termios *)
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{
set_errno (ENOTTY);
return -1;
}
int
fhandler_base::tcgetattr (struct termios *)
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{
set_errno (ENOTTY);
return -1;
}
int
fhandler_base::tcsetpgrp (const pid_t)
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{
set_errno (ENOTTY);
return -1;
}
int
fhandler_base::tcgetpgrp ()
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{
set_errno (ENOTTY);
return -1;
}
* Makefile.in: Add cygheap.o. * child_info.h: Add specific exec class. * cygheap.h: New file. Contains declarations for cygwin heap. * cygheap.cc: New file. Implements cygwin heap functions. * dcrt0.cc (quoted): Simplify due to new method for passing arguments between cygwin programs. (alloc_stack_hard_way): Attempt to handle overlapped stack. (dll_crt0_1): Move child_info processing here. Accomodate new method for passing arguments between cygwin programs. Initialize cygwin heap. Establish __argc and __argv variables. (_dll_crt0): Move most of child_info processing to dll_crt0_1. (cygwin_dll_init): Remove duplication. * dtable.cc (dtable::extend): Allocate dtable using cygwin heap. (dtable::build_fhandler): Ditto for fhandler type being constructed. (dtable::dup_worker): Free new fhandler from cygwin heap on error. (dtable::select_*): Don't assume that this == fdtab. (dtable::linearize_fd_array): Delete. (dtable::delinearize_fd_array): Delete. (dtable::fixup_after_exec): New file. (dtable::vfork_child_dup): Use cygwin heap. (dtable::vfork_parent_restore): Ditto. * dtable.h: Remove obsolete methods. Add new method. * environ.cc (posify): Eliminate already_posix parameter and logic. (envsize): New function. (_addenv): Use envsize. (environ_init): Accept an argument pointing to an existing environment list. If supplied, allocate space for this in the the program's heap. * fhandler.cc (fhandler_base::operator =): Move here from fhandler.h. Use cygwin heap to allocate filenames. (fhandler_base::set_name): Allocate/free names from cygwin heap. (fhandler_base::linearize): Delete. (fhandler_base::de_linearize): Delete. (fhandler_base::operator delete): Free from cygwin heap. (fhandler_base::~fhandler_base): Ditto. * fhandler.h: Accomodate elimination of *linearize and other changes above. * fhandler_console.cc (fhandler_console::fixup_after_exec): Rename from de_linearize. * heap.h: New file. * fhandler_tty.cc (fhandler_tty_slave::fhandler_tty_slave): Use cygwin heap for name. fhandler_tty::fixup_after_exec): Rename from de_linearize. * fork.cc (fork): Call cygheap_fixup_in_child. * heap.cc: Use declarations in heap.h. * malloc.cc: Sprinkle assertions throughout to catch attempts to free/realloc something from the cygwin heap. * path.cc: Throughout, eliminate use of per-thread cache for cwd. Use cwd_* functions rather than cwd_* variables to access cwd_win32 and cwd_posix. (cwd_win32): New function. (cwd_posix): New function. (cwd_hash): New function. (cwd_fixup_after_exec): New function. * path.h: Accomodate path.cc changes. * pinfo.cc (pinfo_init): Accept a pointer to an environment table. Pass this to environ_init. Eliminate old 'title' tests. * pinfo.h: Accomodate above change in argument. * spawn.cc (struct av): New method for building argv list. (av::unshift): New method. (spawn_guts): Allocate everything that the child process needs in the cygwin heap and pass a pointer to this to the child. Build argv list using new method. Eliminate delinearize stuff. * thread.h: Eliminate _cwd_win32 and _cwd_posix buffers. * winsup.h: Eliminate obsolete functions. Add envsize() declaration.
2000-09-03 12:16:35 +08:00
void
fhandler_base::operator delete (void *p)
{
cfree (p);
return;
}
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/* Normal I/O constructor */
fhandler_base::fhandler_base () :
status (),
open_status (),
access (0),
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io_handle (NULL),
namehash (0),
openflags (0),
2000-02-18 03:38:33 +08:00
rabuf (NULL),
ralen (0),
raixget (0),
raixput (0),
rabuflen (0),
fs_flags (0),
* cygheap.h (cygheap_types): Add HEAP_ARCHETYPES. (init_cheap::ctty): Change to pointer. * dtable.h (dtable::find_archetype): Declare new function. (dtable::add_archetype): Declare new function. (dtable::delete_archetype): Declare new function. (dtable::narchetypes): Declare. (dtable::farchetypes): Declare. (dtable::initial_archetype_size): Declare. (dtable::dtable): Initialize new fields. (dtable::initial_archetype_size): Declare. * dtable.cc (dtable::find_archetype): Define new function. (dtable::add_archetype): Define new function. (dtable::delete_archetype): Define new function. (dtable::initial_archetype_size): Define. * fhandler.h (fhandler_base::archetype): Declare. (fhandler_base::usecount): Declare. * fhandler.cc (fhandler_base::fhandler_base): Initialize new fields. * fhandler_console.cc (fhandler_console::get_tty_stuff): Pass NULL to third argument of set_ctty. * fhandler_tty.cc (fhandler_tty_slave::open): Accommodate new archetype method to create only one instance of a tty. (fhandler_tty_slave::close): Don't close handles unless archetype usecount is zero. When that happens, close archetype too. (fhandler_tty_slave::dup): Just copy archetype. Set use count appropriately. Set ctty, if appropriate. (fhandler_tty_common::dup): Remove slave considerations. (fhandler_tty_common::set_close_on_exec): Remove cygheap->ctty considerations. * pinfo.cc (_pinfo::set_ctty): Accommodate new archetype methods. * pinfo.h (_pinfo::set_ctty): Make third argument explicit. * syscalls.cc (close_all_files): Decrement controlling tty use count before closing all handles to allow controlling tty to be closed. Remove previous controlling tty considerations.
2003-12-11 14:12:41 +08:00
read_state (NULL),
archetype (NULL),
usecount (0)
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{
}
/* Normal I/O destructor */
fhandler_base::~fhandler_base ()
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{
* Makefile.in: Add cygheap.o. * child_info.h: Add specific exec class. * cygheap.h: New file. Contains declarations for cygwin heap. * cygheap.cc: New file. Implements cygwin heap functions. * dcrt0.cc (quoted): Simplify due to new method for passing arguments between cygwin programs. (alloc_stack_hard_way): Attempt to handle overlapped stack. (dll_crt0_1): Move child_info processing here. Accomodate new method for passing arguments between cygwin programs. Initialize cygwin heap. Establish __argc and __argv variables. (_dll_crt0): Move most of child_info processing to dll_crt0_1. (cygwin_dll_init): Remove duplication. * dtable.cc (dtable::extend): Allocate dtable using cygwin heap. (dtable::build_fhandler): Ditto for fhandler type being constructed. (dtable::dup_worker): Free new fhandler from cygwin heap on error. (dtable::select_*): Don't assume that this == fdtab. (dtable::linearize_fd_array): Delete. (dtable::delinearize_fd_array): Delete. (dtable::fixup_after_exec): New file. (dtable::vfork_child_dup): Use cygwin heap. (dtable::vfork_parent_restore): Ditto. * dtable.h: Remove obsolete methods. Add new method. * environ.cc (posify): Eliminate already_posix parameter and logic. (envsize): New function. (_addenv): Use envsize. (environ_init): Accept an argument pointing to an existing environment list. If supplied, allocate space for this in the the program's heap. * fhandler.cc (fhandler_base::operator =): Move here from fhandler.h. Use cygwin heap to allocate filenames. (fhandler_base::set_name): Allocate/free names from cygwin heap. (fhandler_base::linearize): Delete. (fhandler_base::de_linearize): Delete. (fhandler_base::operator delete): Free from cygwin heap. (fhandler_base::~fhandler_base): Ditto. * fhandler.h: Accomodate elimination of *linearize and other changes above. * fhandler_console.cc (fhandler_console::fixup_after_exec): Rename from de_linearize. * heap.h: New file. * fhandler_tty.cc (fhandler_tty_slave::fhandler_tty_slave): Use cygwin heap for name. fhandler_tty::fixup_after_exec): Rename from de_linearize. * fork.cc (fork): Call cygheap_fixup_in_child. * heap.cc: Use declarations in heap.h. * malloc.cc: Sprinkle assertions throughout to catch attempts to free/realloc something from the cygwin heap. * path.cc: Throughout, eliminate use of per-thread cache for cwd. Use cwd_* functions rather than cwd_* variables to access cwd_win32 and cwd_posix. (cwd_win32): New function. (cwd_posix): New function. (cwd_hash): New function. (cwd_fixup_after_exec): New function. * path.h: Accomodate path.cc changes. * pinfo.cc (pinfo_init): Accept a pointer to an environment table. Pass this to environ_init. Eliminate old 'title' tests. * pinfo.h: Accomodate above change in argument. * spawn.cc (struct av): New method for building argv list. (av::unshift): New method. (spawn_guts): Allocate everything that the child process needs in the cygwin heap and pass a pointer to this to the child. Build argv list using new method. Eliminate delinearize stuff. * thread.h: Eliminate _cwd_win32 and _cwd_posix buffers. * winsup.h: Eliminate obsolete functions. Add envsize() declaration.
2000-09-03 12:16:35 +08:00
if (rabuf)
free (rabuf);
2000-02-18 03:38:33 +08:00
}
/**********************************************************************/
/* /dev/null */
fhandler_dev_null::fhandler_dev_null () :
* devices.cc: New file. * devices.gperf: New file. * devices.shilka: New file. * cygwin-gperf: New file. * cygwin-shilka: New file. * fhandler_fifo.cc: New file. * fhandler_nodevice.cc : New file. Reorganize headers so that path.h precedes fhandler.h throughout. Remove device argument and unit arguments from fhandler constructors throughout. Remove pc arguments to fhandler functions and use internal pc element instead, throughout. Use dev element in pc throughout. Use major/minor elements rather than units and device numbers previously in fhandler class. Use correct methods for fhandler file names rather than directly accessing file name variables, throughout. * Makefile.in (DLL_OFILES): Add devices.o, fhandler_fifo.o * dcrt0.cc (dll_crt0_1): Call device::init. * devices.h: Renumber devices based on more Linux-like major/minor numbers. Add more devices. Declare standard device storage. (device): Declare struct. * dir.cc (opendir): Use new 'build_fh_name' to construct a fhandler_* type. * dtable.cc (dtable::get_debugger_info): Ditto. (cygwin_attach_handle_to_fd): Ditto. (dtable::release): Remove special FH_SOCKET case in favor of generic "need_fixup_before" test. (dtable::init_std_file_from_handle): Use either build_fh_dev or build_fh_name to build standard fhandler. (dtable::build_fh_name): Renamed from dtable::build_fhandler_from_name. Move out of dtable class. Don't accept a path_conv argument. Just build it here and pass it to: (build_fh_pc): Renamed from dtable::build_fhandler. Move out of dtable class. Use intrinsic device type in path_conv to create new fhandler. (build_fh_dev): Renamed from dtable::build_fhandler. Move out of dtable class. Simplify arguments to just take new 'device' type and a name. Just return pointer to fhandler rather than trying to insert into dtable. (dtable::dup_worker): Accommodate above build_fh name changes. (dtable::find_fifo): New (currently broken) function. (handle_to_fn): Use strechr for efficiency. * dtable.h: Reflect above build_fh name changes and argument differences. (fhandler_base *&operator []): Return self rather than copy of self. * fhandler.cc (fhandler_base::operator =): Use pc element to set normalized path. (fhandler_base::set_name): Ditto. (fhandler_base::raw_read): Use method to access name. (fhandler_base::write): Correctly use get_output_handle rather than get_handle. (handler_base::device_access_denied): New function. (fhandler_base::open): Eliminate pc argument and use pc element of fhandler_base throughout. (fhandler_base::fstat): Detect if device is based in filesystem and use fstat_fs to calculate stat, if so. (fhandler_base::fhandler_base): Eliminate handling of file names and, instead, just free appropriate component from pc. (fhandler_base::opendir): Remove path_conv parameter. * fhandler.h: Remove all device flags. (fhandler_base::pc): New element. (fhandler_base::set_name): Change argument to path_conv. (fhandler_base::error): New function. (fhandler_base::exists): New function. (fhandler_base::pc_binmode): New function. (fhandler_base::dev): New function. (fhandler_base::open_fs): New function. (fhandler_base::fstat_fs): New function. (fhandler_base::fstat_by_name): New function. (fhandler_base::fstat_by_handle): New function. (fhandler_base::isfifo): New function. (fhandler_base::is_slow): New function. (fhandler_base::is_auto_device): New function. (fhandler_base::is_fs_special): New function. (fhandler_base::device_access_denied): New function. (fhandler_base::operator DWORD&): New operator. (fhandler_base::get_name): Return normalized path from pc. (fhandler_base::get_win32_name): Return windows path from pc. (fhandler_base::isdevice): Renamed from is_device. (fhandler_base::get_native_name): Return device format. (fhandler_fifo): New class. (fhandler_nodevice): New class. (select_stuff::device_specific): Remove array. (select_stuff::device_specific_pipe): New class element. (select_stuff::device_specific_socket): New class element. (select_stuff::device_specific_serial): New class element. (select_stuff::select_stuff): Initialize new elements. * fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Move to base class from fhandler_disk_file. (fhandler_base::fstat_by_name): Ditto. (fhandler_base::fstat_by_name): Ditto. (fhandler_disk_file::open): Move most functionality into fhandler_base::open_fs. (fhandler_base::open_fs): New function. (fhandler_disk_file::close): Move most functionality into fhandler_base::close_fs. (fhandler_base::close_fs): New function. * fhandler_mem.cc (fhandler_dev_mem::open): Use device name in debugging output. * fhandler_socket.cc (fhandler_socket::set_connect_secret): Copy standard urandom device into appropriate place. (fhandler_socket::accept): Reflect change in fdsock return value. * fhandler_tty.cc: See "throughouts" above. * net.cc: Accommodate fdsock change throughout. (fdsock): Return success or failure, accept fd argument and device argument. * path.cc (symlink_info::major): New element. (symlink_info::minor): New element. (symlink_info::parse_device): Declare new function. (fs_info::update): Accommodate changes in path_conv class. (path_conv::fillin): Ditto. (path_conv::return_and_clear_normalized_path): Eliminate. (path_conv::set_normalized_path): New function. (path_conv::path_conv): Set info in dev element. Use path_conv methods Check for FH_FS rather than FH_BAD to indicate when to fill in filesystem stuff. where appropriate rather than direct access. Use set_normalized_path to set normalized path. (windows_device_names): Eliminate. (get_dev): Ditto. (get_raw_device_number): Ditto. (get_device_number): Ditto. (win32_device_name): Call new device name parser to do most of the heavy lifting. (mount_info::conv_to_win32_path): Fill in dev field as appropriate. (symlink_worker): Handle new device files. (symlink_info::check): Ditto. (symlink_info::parse_device): Define new function. * path.h (executable_states): Move here from fhandler.h. (fs_info): Rename variables to *_storage and create methods for accessing same. (path_conv): Add dev element, remove devn and unit and adjust inline methods to accommodate. (set_normalized_path): Declare new function. * pinfo.cc (_pinfo::commune_recv): Add broken support for handling fifos. (_pinfo::commune_send): Ditto. * pipe.cc (fhandler_pipe::close): check for existence of handle before closing it. (handler_pipe::create): Rename from make_pipe. Change arguments to accept fhandler_pipe array. Accommodate fifos. (pipe): Rework to deal with fhandler_pipe::create changes. (_pipe): Ditto. * select.cc: Use individual device_specific types throughout rather than indexing with obsolete device number. (set_bits): Use is_socket call rather than checking device number. * shared_info.h (CURR_MOUNT_MAGIC): Update. (conv_to_win32_path): Reflect addition of device argument. * syscalls.cc (mknod_worker): New function. (open): Use build_fh_name to build fhandler. (chown_worker): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. (chmod_device): New function. (chmod): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. Use chmod_device to set mode of in-filesystem devices. (stat_worker): Eliminate path_conv argument. Call build_fh_name to construct fhandler. Use fh->error() rather than pc->error to detect errors in fhandler construction. (access_worker): New function pulled from access. Accommodate in-filesystem devices. (access): Use access_worker. (fpathconf): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. (mknod_worker): New function. (mknod32): New function. (chroot): Free normalized path -- assuming it was actually cmalloced. * tty.cc (create_tty_master): Tweak for new device class. (tty::common_init): Ditto. * winsup.h (stat_worker): Remove. (symlink_worker): Declare. * exceptions.cc (set_process_mask): Just call sig_dispatch_pending and don't worry about pending_signals since sig_dispatch_pending should always do the right thing now. (sig_handle): Reorganize SIGCONT handling to more closely conform to SUSv3. * pinfo.h: Move __SIG enum to sigproc.h. (PICOM_FIFO): New enum element. (_pinfo): Remove 'thread2signal' stuff throughout class. (_pinfo::commune_send): Make varargs. (_pinfo::sigtodo): Eliminate. (_pinfo::thread2signal): Ditto. * signal.cc (kill_worker): Eliminate call to setthread2signal. * sigproc.cc (local_sigtodo): Eliminate. (getlocal_sigtodo): Ditto. (sigelem): New class. (pending_signals): New class. (sigqueue): New variable, start of sigqueue linked list. (sigcatch_nonmain): Eliminate. (sigcatch_main): Eliminate. (sigcatch_nosync): Eliminate. (sigcomplete_nonmain): Eliminate. (pending_signals): Eliminate. (sig_clear): Call signal thread to clear pending signals, unless already in signal thread. (sigpending): Call signal thread to get pending signals. (sig_dispatch_pending): Eliminate use of pending_signals and just check sigqueue. (sigproc_terminate): Eliminate all of the obsolete semaphore stuff. Close signal pipe handle. (sig_send): Eliminate all of the obsolete semaphore stuff and use pipe to send signals. (getevent): Eliminate. (pending_signals::add): New function. (pending_signals::del): New function. (pending_signals::next): New function. (wait_sig): Eliminate all of the obsolete semaphore stuff. Use pipe to communicate and maintain a linked list of signals. * sigproc.h: Move __SIG defines here. Add __SIGPENDING. (sig_dispatch_pending): Remove "C" specifier. (sig_handle): Accept a mask argument. * thread.cc: Remove signal handling considerations throughout.
2003-09-25 08:37:18 +08:00
fhandler_base ()
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{
}
int
fhandler_dev_null::open (int flags, mode_t mode)
{
char posix[strlen (get_name ()) + 1];
strcpy (posix, get_name ());
pc.set_name ("NUL", posix);
return fhandler_base::open_9x (flags, mode);
}
void
fhandler_base::set_no_inheritance (HANDLE &h, int not_inheriting)
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{
HANDLE oh = h;
/* Note that we could use SetHandleInformation here but it is not available
on all platforms. Test cases seem to indicate that using DuplicateHandle
in this fashion does not actually close the original handle, which is
what we want. If this changes in the future, we may be forced to use
SetHandleInformation on newer OS's */
if (!DuplicateHandle (hMainProc, oh, hMainProc, &h, 0, !not_inheriting,
DUPLICATE_SAME_ACCESS | DUPLICATE_CLOSE_SOURCE))
debug_printf ("DuplicateHandle failed, %E");
if (oh != h)
VerifyHandle (h);
#ifdef DEBUGGING_AND_FDS_PROTECTED
if (h)
* debug.h (handle_list): Move here from debug.cc. Add "inherit" flag functionality. * cygheap.cc (init_cheap): Move cygheap_max calculation to _csbrk. (_csbrk): Reorganize to not assume first allocation is <= 1 page. (cygheap_setup_for_child): Mark protected handle as inheritable. * cygheap.h (cygheap_debug): New struct. (init_cygheap): Add new structure when debugging. * dcrt0.cc (dll_crt0_1): Remove call to debug_init. Close ppid_handle here, if appropriate. Don't protect subproc_ready, since it is already protected in the parent. Call memory_init prior to ProtectHandle to ensure that cygheap is set up. Call debug_fixup_after_fork_exec when appropriate. (_dll_crt0): Don't close ppid_handle here. * debug.cc: Use cygheap debug structure rather than static elements throughout. (add_handle): Don't issue a warning if attempt to protect handle in exactly the same way from exactly the same place. Add pid info to warning output. Accept additional argument controlling whether handle is to be inherited. Add pid to stored information. (debug_fixup_after_fork_exec): Renamed from debug_fixup_after_fork. Reorganize to avoid erroneously skipping handles. (mark_closed): Add pid info to warning output. (setclexec): Rename from setclexec_pid. * fhandler.cc (fhandler_base::get_default_fmode): Minor reorg. (fhandler_base::fstat): Add debugging output. (fhandler_base::set_inheritance): Call setclexec rather than setclexec_pid. (fhandler_base::fork_fixup): Ditto. * fhandler_console.cc (get_tty_stuff): Mark protected handle as inheritable. * fhandler_tty.cc (fhandler_tty_slave::open): Ditto. * tty.cc (tty::make_pipes): Ditto. (tty::common_init): Ditto. * fork.cc (fork_parent): Ditto. (fork_child): Close protected handles with correct name. Remove debug_fixup_after_fork call. * fhandler_socket.cc (fhandler_socket::create_secret_event): Mark protected handle as inheritable/non-inheritable, as appropriate. * shared.cc (memory_init): Mark protected handle as inheritable. Call debug_init here. * sigproc.cc (wait_sig): Close protected handle with correct name. * spawn.cc (spawn_guts): Rename spr to subproc_ready and mark it as inheritable. * exceptions.cc (debugger_command): Try to run dumper.exe, if found. * syscalls.cc (fstat64): Don't follow symlinks for path_conv lookup since path is already resolved.
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setclexec (oh, h, not_inheriting);
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#endif
}
void
fhandler_base::fork_fixup (HANDLE parent, HANDLE &h, const char *name)
{
HANDLE oh = h;
* Use new unified status_flag accessor methods from classes fhandler_*, tty_min, mtinfo and fs_info thoroughout. * fhandler.h: Redefine all set_close_on_exec methods to take a bool argument. (enum conn_state): Rename from connect_state. (class fhandler_base): Rename some status flags to align with accessor method names. Drop encoded flag entirely. Unify status accessor methods. Const'ify all read accessor methods. (class fhandler_socket): Ditto. (class fhandler_dev_raw): Ditto. * fhandler_disk_file.cc (fhandler_base::fstat_fs): Use fs.fs_is_fat() instead of evaluating FATness of file system here. (fhandler_disk_file::opendir): Drop call to set_encoded(). (fhandler_disk_file::readdir): Use pc.isencoded() directly. * mtinfo.h (class mtinfo_drive): Const'ify all read accessor methods. * path.cc (fsinfo_cnt): Add. (fs_info::update): Accomodate class changes. Evaluate file system name specific flags right here. Add thread safety for reading and writing global fsinfo array. * path.h (enum path_types): Drop values for flags kept in fs already. (struct fs_info): Move status informatin into private struct type status_flags. Add accessor methods. Remove path and file system name string arrays in favor of status bits. (class path_conv): Use new fs_info status information where appropriate. (path_conf::fs_has_ea): Rename from fs_fast_ea. (path_conf::fs_has_acls): New method. (path_conf::root_dir): Remove. (path_conf::volname): Remove. * syscalls (statfs): Evaluate root dir locally. * tty.h (class tty_min): Unify status accessor methods. Const'ify all read accessor methods.
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if (/* !is_socket () && */ !close_on_exec ())
debug_printf ("handle %p already opened", h);
* Use new unified status_flag accessor methods from classes fhandler_*, tty_min, mtinfo and fs_info thoroughout. * fhandler.h: Redefine all set_close_on_exec methods to take a bool argument. (enum conn_state): Rename from connect_state. (class fhandler_base): Rename some status flags to align with accessor method names. Drop encoded flag entirely. Unify status accessor methods. Const'ify all read accessor methods. (class fhandler_socket): Ditto. (class fhandler_dev_raw): Ditto. * fhandler_disk_file.cc (fhandler_base::fstat_fs): Use fs.fs_is_fat() instead of evaluating FATness of file system here. (fhandler_disk_file::opendir): Drop call to set_encoded(). (fhandler_disk_file::readdir): Use pc.isencoded() directly. * mtinfo.h (class mtinfo_drive): Const'ify all read accessor methods. * path.cc (fsinfo_cnt): Add. (fs_info::update): Accomodate class changes. Evaluate file system name specific flags right here. Add thread safety for reading and writing global fsinfo array. * path.h (enum path_types): Drop values for flags kept in fs already. (struct fs_info): Move status informatin into private struct type status_flags. Add accessor methods. Remove path and file system name string arrays in favor of status bits. (class path_conv): Use new fs_info status information where appropriate. (path_conf::fs_has_ea): Rename from fs_fast_ea. (path_conf::fs_has_acls): New method. (path_conf::root_dir): Remove. (path_conf::volname): Remove. * syscalls (statfs): Evaluate root dir locally. * tty.h (class tty_min): Unify status accessor methods. Const'ify all read accessor methods.
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else if (!DuplicateHandle (parent, h, hMainProc, &h, 0, !close_on_exec (),
DUPLICATE_SAME_ACCESS))
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system_printf ("%s - %E, handle %s<%p>", get_name (), name, h);
else if (oh != h)
VerifyHandle (h);
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}
void
* Use new unified status_flag accessor methods from classes fhandler_*, tty_min, mtinfo and fs_info thoroughout. * fhandler.h: Redefine all set_close_on_exec methods to take a bool argument. (enum conn_state): Rename from connect_state. (class fhandler_base): Rename some status flags to align with accessor method names. Drop encoded flag entirely. Unify status accessor methods. Const'ify all read accessor methods. (class fhandler_socket): Ditto. (class fhandler_dev_raw): Ditto. * fhandler_disk_file.cc (fhandler_base::fstat_fs): Use fs.fs_is_fat() instead of evaluating FATness of file system here. (fhandler_disk_file::opendir): Drop call to set_encoded(). (fhandler_disk_file::readdir): Use pc.isencoded() directly. * mtinfo.h (class mtinfo_drive): Const'ify all read accessor methods. * path.cc (fsinfo_cnt): Add. (fs_info::update): Accomodate class changes. Evaluate file system name specific flags right here. Add thread safety for reading and writing global fsinfo array. * path.h (enum path_types): Drop values for flags kept in fs already. (struct fs_info): Move status informatin into private struct type status_flags. Add accessor methods. Remove path and file system name string arrays in favor of status bits. (class path_conv): Use new fs_info status information where appropriate. (path_conf::fs_has_ea): Rename from fs_fast_ea. (path_conf::fs_has_acls): New method. (path_conf::root_dir): Remove. (path_conf::volname): Remove. * syscalls (statfs): Evaluate root dir locally. * tty.h (class tty_min): Unify status accessor methods. Const'ify all read accessor methods.
2004-04-10 21:45:10 +08:00
fhandler_base::set_close_on_exec (bool val)
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{
* Use new unified status_flag accessor methods from classes fhandler_*, tty_min, mtinfo and fs_info thoroughout. * fhandler.h: Redefine all set_close_on_exec methods to take a bool argument. (enum conn_state): Rename from connect_state. (class fhandler_base): Rename some status flags to align with accessor method names. Drop encoded flag entirely. Unify status accessor methods. Const'ify all read accessor methods. (class fhandler_socket): Ditto. (class fhandler_dev_raw): Ditto. * fhandler_disk_file.cc (fhandler_base::fstat_fs): Use fs.fs_is_fat() instead of evaluating FATness of file system here. (fhandler_disk_file::opendir): Drop call to set_encoded(). (fhandler_disk_file::readdir): Use pc.isencoded() directly. * mtinfo.h (class mtinfo_drive): Const'ify all read accessor methods. * path.cc (fsinfo_cnt): Add. (fs_info::update): Accomodate class changes. Evaluate file system name specific flags right here. Add thread safety for reading and writing global fsinfo array. * path.h (enum path_types): Drop values for flags kept in fs already. (struct fs_info): Move status informatin into private struct type status_flags. Add accessor methods. Remove path and file system name string arrays in favor of status bits. (class path_conv): Use new fs_info status information where appropriate. (path_conf::fs_has_ea): Rename from fs_fast_ea. (path_conf::fs_has_acls): New method. (path_conf::root_dir): Remove. (path_conf::volname): Remove. * syscalls (statfs): Evaluate root dir locally. * tty.h (class tty_min): Unify status accessor methods. Const'ify all read accessor methods.
2004-04-10 21:45:10 +08:00
if (!nohandle ())
set_no_inheritance (io_handle, val);
* Use new unified status_flag accessor methods from classes fhandler_*, tty_min, mtinfo and fs_info thoroughout. * fhandler.h: Redefine all set_close_on_exec methods to take a bool argument. (enum conn_state): Rename from connect_state. (class fhandler_base): Rename some status flags to align with accessor method names. Drop encoded flag entirely. Unify status accessor methods. Const'ify all read accessor methods. (class fhandler_socket): Ditto. (class fhandler_dev_raw): Ditto. * fhandler_disk_file.cc (fhandler_base::fstat_fs): Use fs.fs_is_fat() instead of evaluating FATness of file system here. (fhandler_disk_file::opendir): Drop call to set_encoded(). (fhandler_disk_file::readdir): Use pc.isencoded() directly. * mtinfo.h (class mtinfo_drive): Const'ify all read accessor methods. * path.cc (fsinfo_cnt): Add. (fs_info::update): Accomodate class changes. Evaluate file system name specific flags right here. Add thread safety for reading and writing global fsinfo array. * path.h (enum path_types): Drop values for flags kept in fs already. (struct fs_info): Move status informatin into private struct type status_flags. Add accessor methods. Remove path and file system name string arrays in favor of status bits. (class path_conv): Use new fs_info status information where appropriate. (path_conf::fs_has_ea): Rename from fs_fast_ea. (path_conf::fs_has_acls): New method. (path_conf::root_dir): Remove. (path_conf::volname): Remove. * syscalls (statfs): Evaluate root dir locally. * tty.h (class tty_min): Unify status accessor methods. Const'ify all read accessor methods.
2004-04-10 21:45:10 +08:00
close_on_exec (val);
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debug_printf ("set close_on_exec for %s to %d", get_name (), val);
}
void
fhandler_base::fixup_after_fork (HANDLE parent)
{
debug_printf ("inheriting '%s' from parent", get_name ());
* Use new unified status_flag accessor methods from classes fhandler_*, tty_min, mtinfo and fs_info thoroughout. * fhandler.h: Redefine all set_close_on_exec methods to take a bool argument. (enum conn_state): Rename from connect_state. (class fhandler_base): Rename some status flags to align with accessor method names. Drop encoded flag entirely. Unify status accessor methods. Const'ify all read accessor methods. (class fhandler_socket): Ditto. (class fhandler_dev_raw): Ditto. * fhandler_disk_file.cc (fhandler_base::fstat_fs): Use fs.fs_is_fat() instead of evaluating FATness of file system here. (fhandler_disk_file::opendir): Drop call to set_encoded(). (fhandler_disk_file::readdir): Use pc.isencoded() directly. * mtinfo.h (class mtinfo_drive): Const'ify all read accessor methods. * path.cc (fsinfo_cnt): Add. (fs_info::update): Accomodate class changes. Evaluate file system name specific flags right here. Add thread safety for reading and writing global fsinfo array. * path.h (enum path_types): Drop values for flags kept in fs already. (struct fs_info): Move status informatin into private struct type status_flags. Add accessor methods. Remove path and file system name string arrays in favor of status bits. (class path_conv): Use new fs_info status information where appropriate. (path_conf::fs_has_ea): Rename from fs_fast_ea. (path_conf::fs_has_acls): New method. (path_conf::root_dir): Remove. (path_conf::volname): Remove. * syscalls (statfs): Evaluate root dir locally. * tty.h (class tty_min): Unify status accessor methods. Const'ify all read accessor methods.
2004-04-10 21:45:10 +08:00
if (!nohandle ())
fork_fixup (parent, io_handle, "io_handle");
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}
bool
fhandler_base::is_nonblocking ()
{
return (openflags & O_NONBLOCK_MASK) != 0;
}
void
fhandler_base::set_nonblocking (int yes)
{
int current = openflags & O_NONBLOCK_MASK;
int new_flags = yes ? (!current ? O_NONBLOCK : current) : 0;
openflags = (openflags & ~O_NONBLOCK_MASK) | new_flags;
}
int
fhandler_base::mkdir (mode_t)
{
if (exists ())
set_errno (EEXIST);
else
set_errno (EROFS);
return -1;
}
int
fhandler_base::rmdir ()
{
if (!exists ())
set_errno (ENOENT);
else if (!pc.isdir ())
set_errno (ENOTDIR);
else
set_errno (EROFS);
return -1;
}
DIR *
* devices.cc: New file. * devices.gperf: New file. * devices.shilka: New file. * cygwin-gperf: New file. * cygwin-shilka: New file. * fhandler_fifo.cc: New file. * fhandler_nodevice.cc : New file. Reorganize headers so that path.h precedes fhandler.h throughout. Remove device argument and unit arguments from fhandler constructors throughout. Remove pc arguments to fhandler functions and use internal pc element instead, throughout. Use dev element in pc throughout. Use major/minor elements rather than units and device numbers previously in fhandler class. Use correct methods for fhandler file names rather than directly accessing file name variables, throughout. * Makefile.in (DLL_OFILES): Add devices.o, fhandler_fifo.o * dcrt0.cc (dll_crt0_1): Call device::init. * devices.h: Renumber devices based on more Linux-like major/minor numbers. Add more devices. Declare standard device storage. (device): Declare struct. * dir.cc (opendir): Use new 'build_fh_name' to construct a fhandler_* type. * dtable.cc (dtable::get_debugger_info): Ditto. (cygwin_attach_handle_to_fd): Ditto. (dtable::release): Remove special FH_SOCKET case in favor of generic "need_fixup_before" test. (dtable::init_std_file_from_handle): Use either build_fh_dev or build_fh_name to build standard fhandler. (dtable::build_fh_name): Renamed from dtable::build_fhandler_from_name. Move out of dtable class. Don't accept a path_conv argument. Just build it here and pass it to: (build_fh_pc): Renamed from dtable::build_fhandler. Move out of dtable class. Use intrinsic device type in path_conv to create new fhandler. (build_fh_dev): Renamed from dtable::build_fhandler. Move out of dtable class. Simplify arguments to just take new 'device' type and a name. Just return pointer to fhandler rather than trying to insert into dtable. (dtable::dup_worker): Accommodate above build_fh name changes. (dtable::find_fifo): New (currently broken) function. (handle_to_fn): Use strechr for efficiency. * dtable.h: Reflect above build_fh name changes and argument differences. (fhandler_base *&operator []): Return self rather than copy of self. * fhandler.cc (fhandler_base::operator =): Use pc element to set normalized path. (fhandler_base::set_name): Ditto. (fhandler_base::raw_read): Use method to access name. (fhandler_base::write): Correctly use get_output_handle rather than get_handle. (handler_base::device_access_denied): New function. (fhandler_base::open): Eliminate pc argument and use pc element of fhandler_base throughout. (fhandler_base::fstat): Detect if device is based in filesystem and use fstat_fs to calculate stat, if so. (fhandler_base::fhandler_base): Eliminate handling of file names and, instead, just free appropriate component from pc. (fhandler_base::opendir): Remove path_conv parameter. * fhandler.h: Remove all device flags. (fhandler_base::pc): New element. (fhandler_base::set_name): Change argument to path_conv. (fhandler_base::error): New function. (fhandler_base::exists): New function. (fhandler_base::pc_binmode): New function. (fhandler_base::dev): New function. (fhandler_base::open_fs): New function. (fhandler_base::fstat_fs): New function. (fhandler_base::fstat_by_name): New function. (fhandler_base::fstat_by_handle): New function. (fhandler_base::isfifo): New function. (fhandler_base::is_slow): New function. (fhandler_base::is_auto_device): New function. (fhandler_base::is_fs_special): New function. (fhandler_base::device_access_denied): New function. (fhandler_base::operator DWORD&): New operator. (fhandler_base::get_name): Return normalized path from pc. (fhandler_base::get_win32_name): Return windows path from pc. (fhandler_base::isdevice): Renamed from is_device. (fhandler_base::get_native_name): Return device format. (fhandler_fifo): New class. (fhandler_nodevice): New class. (select_stuff::device_specific): Remove array. (select_stuff::device_specific_pipe): New class element. (select_stuff::device_specific_socket): New class element. (select_stuff::device_specific_serial): New class element. (select_stuff::select_stuff): Initialize new elements. * fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Move to base class from fhandler_disk_file. (fhandler_base::fstat_by_name): Ditto. (fhandler_base::fstat_by_name): Ditto. (fhandler_disk_file::open): Move most functionality into fhandler_base::open_fs. (fhandler_base::open_fs): New function. (fhandler_disk_file::close): Move most functionality into fhandler_base::close_fs. (fhandler_base::close_fs): New function. * fhandler_mem.cc (fhandler_dev_mem::open): Use device name in debugging output. * fhandler_socket.cc (fhandler_socket::set_connect_secret): Copy standard urandom device into appropriate place. (fhandler_socket::accept): Reflect change in fdsock return value. * fhandler_tty.cc: See "throughouts" above. * net.cc: Accommodate fdsock change throughout. (fdsock): Return success or failure, accept fd argument and device argument. * path.cc (symlink_info::major): New element. (symlink_info::minor): New element. (symlink_info::parse_device): Declare new function. (fs_info::update): Accommodate changes in path_conv class. (path_conv::fillin): Ditto. (path_conv::return_and_clear_normalized_path): Eliminate. (path_conv::set_normalized_path): New function. (path_conv::path_conv): Set info in dev element. Use path_conv methods Check for FH_FS rather than FH_BAD to indicate when to fill in filesystem stuff. where appropriate rather than direct access. Use set_normalized_path to set normalized path. (windows_device_names): Eliminate. (get_dev): Ditto. (get_raw_device_number): Ditto. (get_device_number): Ditto. (win32_device_name): Call new device name parser to do most of the heavy lifting. (mount_info::conv_to_win32_path): Fill in dev field as appropriate. (symlink_worker): Handle new device files. (symlink_info::check): Ditto. (symlink_info::parse_device): Define new function. * path.h (executable_states): Move here from fhandler.h. (fs_info): Rename variables to *_storage and create methods for accessing same. (path_conv): Add dev element, remove devn and unit and adjust inline methods to accommodate. (set_normalized_path): Declare new function. * pinfo.cc (_pinfo::commune_recv): Add broken support for handling fifos. (_pinfo::commune_send): Ditto. * pipe.cc (fhandler_pipe::close): check for existence of handle before closing it. (handler_pipe::create): Rename from make_pipe. Change arguments to accept fhandler_pipe array. Accommodate fifos. (pipe): Rework to deal with fhandler_pipe::create changes. (_pipe): Ditto. * select.cc: Use individual device_specific types throughout rather than indexing with obsolete device number. (set_bits): Use is_socket call rather than checking device number. * shared_info.h (CURR_MOUNT_MAGIC): Update. (conv_to_win32_path): Reflect addition of device argument. * syscalls.cc (mknod_worker): New function. (open): Use build_fh_name to build fhandler. (chown_worker): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. (chmod_device): New function. (chmod): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. Use chmod_device to set mode of in-filesystem devices. (stat_worker): Eliminate path_conv argument. Call build_fh_name to construct fhandler. Use fh->error() rather than pc->error to detect errors in fhandler construction. (access_worker): New function pulled from access. Accommodate in-filesystem devices. (access): Use access_worker. (fpathconf): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. (mknod_worker): New function. (mknod32): New function. (chroot): Free normalized path -- assuming it was actually cmalloced. * tty.cc (create_tty_master): Tweak for new device class. (tty::common_init): Ditto. * winsup.h (stat_worker): Remove. (symlink_worker): Declare. * exceptions.cc (set_process_mask): Just call sig_dispatch_pending and don't worry about pending_signals since sig_dispatch_pending should always do the right thing now. (sig_handle): Reorganize SIGCONT handling to more closely conform to SUSv3. * pinfo.h: Move __SIG enum to sigproc.h. (PICOM_FIFO): New enum element. (_pinfo): Remove 'thread2signal' stuff throughout class. (_pinfo::commune_send): Make varargs. (_pinfo::sigtodo): Eliminate. (_pinfo::thread2signal): Ditto. * signal.cc (kill_worker): Eliminate call to setthread2signal. * sigproc.cc (local_sigtodo): Eliminate. (getlocal_sigtodo): Ditto. (sigelem): New class. (pending_signals): New class. (sigqueue): New variable, start of sigqueue linked list. (sigcatch_nonmain): Eliminate. (sigcatch_main): Eliminate. (sigcatch_nosync): Eliminate. (sigcomplete_nonmain): Eliminate. (pending_signals): Eliminate. (sig_clear): Call signal thread to clear pending signals, unless already in signal thread. (sigpending): Call signal thread to get pending signals. (sig_dispatch_pending): Eliminate use of pending_signals and just check sigqueue. (sigproc_terminate): Eliminate all of the obsolete semaphore stuff. Close signal pipe handle. (sig_send): Eliminate all of the obsolete semaphore stuff and use pipe to send signals. (getevent): Eliminate. (pending_signals::add): New function. (pending_signals::del): New function. (pending_signals::next): New function. (wait_sig): Eliminate all of the obsolete semaphore stuff. Use pipe to communicate and maintain a linked list of signals. * sigproc.h: Move __SIG defines here. Add __SIGPENDING. (sig_dispatch_pending): Remove "C" specifier. (sig_handle): Accept a mask argument. * thread.cc: Remove signal handling considerations throughout.
2003-09-25 08:37:18 +08:00
fhandler_base::opendir ()
{
set_errno (ENOTDIR);
return NULL;
}
struct dirent *
fhandler_base::readdir (DIR *)
{
set_errno (ENOTDIR);
return NULL;
}
_off64_t
fhandler_base::telldir (DIR *)
{
set_errno (ENOTDIR);
return -1;
}
void
fhandler_base::seekdir (DIR *, _off64_t)
{
set_errno (ENOTDIR);
return;
}
void
fhandler_base::rewinddir (DIR *)
{
set_errno (ENOTDIR);
return;
}
int
fhandler_base::closedir (DIR *)
{
set_errno (ENOTDIR);
return -1;
}
int
fhandler_base::fchmod (mode_t mode)
{
extern int chmod_device (path_conv& pc, mode_t mode);
if (pc.is_fs_special ())
return chmod_device (pc, mode);
/* By default, just succeeds. */
return 0;
}
int
fhandler_base::fchown (__uid32_t uid, __gid32_t gid)
{
if (pc.is_fs_special ())
return ((fhandler_disk_file *) this)->fhandler_disk_file::fchown (uid, gid);
/* By default, just succeeds. */
return 0;
}
int
fhandler_base::facl (int cmd, int nentries, __aclent32_t *aclbufp)
{
int res = -1;
switch (cmd)
{
case SETACL:
/* By default, just succeeds. */
res = 0;
break;
case GETACL:
if (!aclbufp)
set_errno(EFAULT);
else if (nentries < MIN_ACL_ENTRIES)
set_errno (ENOSPC);
else
{
aclbufp[0].a_type = USER_OBJ;
aclbufp[0].a_id = myself->uid;
aclbufp[0].a_perm = (S_IRUSR | S_IWUSR) >> 6;
aclbufp[1].a_type = GROUP_OBJ;
aclbufp[1].a_id = myself->gid;
aclbufp[1].a_perm = (S_IRGRP | S_IWGRP) >> 3;
aclbufp[2].a_type = OTHER_OBJ;
aclbufp[2].a_id = ILLEGAL_GID;
aclbufp[2].a_perm = S_IROTH | S_IWOTH;
aclbufp[3].a_type = CLASS_OBJ;
aclbufp[3].a_id = ILLEGAL_GID;
aclbufp[3].a_perm = S_IRWXU | S_IRWXG | S_IRWXO;
res = MIN_ACL_ENTRIES;
}
break;
case GETACLCNT:
res = MIN_ACL_ENTRIES;
break;
default:
set_errno (EINVAL);
break;
}
return res;
}
int
fhandler_base::ftruncate (_off64_t length)
{
set_errno (EINVAL);
return -1;
}
int
fhandler_base::link (const char *newpath)
{
set_errno (EINVAL);
return -1;
}
int
fhandler_base::utimes (const struct timeval *tvp)
{
if (is_fs_special ())
return utimes_fs (tvp);
set_errno (EINVAL);
return -1;
}
int
fhandler_base::fsync ()
{
if (!get_handle () || nohandle ())
{
set_errno (EINVAL);
return -1;
}
if (pc.isdir ()) /* Just succeed. */
return 0;
if (FlushFileBuffers (get_handle ()))
return 0;
__seterrno ();
return -1;
}