Commit Graph

654 Commits

Author SHA1 Message Date
Corinna Vinschen f7c8c4540a * devices.h (FH_CYGDRIVE): Define as DEV_VIRTFS_MAJOR class device.
(DEV_CYGDRIVE_MAJOR): Remove.
	(iscygdrive_dev): Define.
	* dtable.cc (fh_alloc): Accommodate above change.
	* path.cc (path_conv::check): Use iscygdrive_dev to check for cygdrive.
	* syscalls.cc (fhandler_base::set_ino_and_dev): Drop check for
	DEV_CYGDRIVE_MAJOR from conditional.
2012-04-02 15:56:43 +00:00
Corinna Vinschen e2e887c5ac * devices.cc: Regenerate.
* devices.h (device::exists_func): New member function pointer,
	replacing noexpose.
	(device::expose): Remove.
	(device::exists_never): Declare.
	(device::exists_ptys): Declare.
	(device::exists_cons): Declare.
	(device::exists_console): Declare.
	(device::exists_nt_dev): Declare.
	(device::exists): Declare.
	* devices.in (dev_storage): Replace former noexpose values with
	pointers to matching exists_XXX method.
	(device::exists_never): New method.
	(device::exists_ptys): New method.
	(device::exists_cons): New method.
	(device::exists_console): New method.
	(device::exists_nt_dev): New method.
	(device::exists): New method.
	* fhandler_dev.cc (fhandler_dev::readdir): Replace call to
	device::expose with call to device::exists and drop all further
	existence filtering since it's done in device::exists now.
	* path.cc (path_conv::check): Replace call to device::expose with call
	to device::exists.
2012-03-31 20:14:14 +00:00
Christopher Faylor 1c1294b4ce (Interim checkin while we work on this)
* devices.cc: Regenerate.
* devices.h (device::noexpose): New field.
(device::dev_on_fs): Make a bit field.
(get_major): Use proper type for declaration.
(expose): New field.
(ext_dev_storage): Delete declaration.
(dev_storage_size): Ditto.
(dev_storage): New declaration.
(dev_storage_end): Ditto.
* devices.in: Mark /dev/ptym*, /dev/com*, /dev/pipe, /dev/fifo, and "/dev" as
"no expose".
* fhandler.h (fhandler_dev::lastrealpos): Delete declaration.
(fhandler_dev::devidx): Declare new field.
* fhandler_disk_file.cc: Move fhandler_dev functions into fhandler_dev.cc.
* fhandler_dev.cc: Add includes needed for functions moved from
fhandler_disk_file.cc.
(dev_storage_scan_start): Define place to start listing devices.
(dev_storage_size): Define size of array to scan.
(fhandler_dev::fhandler_dev): Move here from fhandler_disk_file.cc.
(fhandler_dev::opendir): Ditto.
(fhandler_dev::readdir): Just check devidx for non-NULL to determine when to go
to disk for /dev content.  Use dev_storage rather than ext_dev_storage.
Iterate over dev_storage using devidx pointer.  Use accessor functions rather
than raw references to the device struct.  Only increment dir->__d_position
when we are actually going to be returning something.  Add debug_printf for
exit.
(fhandler_dev::rewinddir): Set devidx as appropriate depending on whether
there's a /dev on disk or not.
* gendevices: Don't mark dev_storage static but do put it in the _RDATA
section.
* path.cc (path_conv::check): Use new "device::expose()" function to decide to
forbid programs from referencing internal device types.
2012-03-31 17:38:00 +00:00
Corinna Vinschen 9ca7bca3c3 * Makefile.in (DLL_OFILES): Add fhandler_dev.o.
* devices.h (DEV_DEV_MAJOR): Define.
	(FH_DEV): Redefine in terms of DEV_DEV_MAJOR.
	(ext_dev_storage): Declare.
	(dev_storage_size): Declare.
	(dev_dev_storage): Declare.
	(dev_dev): Define.
	(isdev_dev): Define.
	* devices.in (dev_dev_storage): Activate.
	(ext_dev_storage): Define as externally available pointer to
	dev_storage.
	(dev_storage_size): Define to contain number of dev_storage elements.
	* dir.cc (rmdir): Handle /dev as always not empty.
	* dtable.cc (fh_alloc): Handle DEV_DEV_MAJOR.
	* fhandler.h (fhandler_dev): New class, derived from fhandler_disk_file.
	(fhandler_union): Add fhandler_dev member.
	* fhandler_disk_file.cc (class __DIR_mounts): Handle /dev directory
	to make sure it always exists.
	* fhandler_dev.cc: New file implementing /dev.
	* globals.cc (ro_u_dev): New R/O unicode string.
	* path.cc (path_conv::check): Handle FH_DEV device.
2012-03-29 18:02:54 +00:00
Corinna Vinschen efb1f061f1 * path.cc (readlink): Avoid calling strlen() twice. 2012-03-08 14:56:18 +00:00
Corinna Vinschen 75543537a1 * Throughout, replace usage of w32api's min with MIN from sys/param.h. 2012-03-08 09:36:11 +00:00
Corinna Vinschen a3904c655e * cygheap.h (enum fcwd_version_t): Move here from path.cc.
(class fcwd_access_t): Ditto.  Only declare methods.
	(class cwdstuff): Move fast_cwd_ptr and fast_cwd_version from shared
	DLL section here.
	* path.cc: Keep fcwd_access_t method definitions.
	(fcwd_access_t::fast_cwd_version): New method.
	(find_fast_cwd_pointer): Change comment.  Mention test on W8CP.
	(cwdstuff::init): Initialize fast_cwd_ptr and fast_cwd_version.
2012-03-05 11:50:25 +00:00
Corinna Vinschen b0af77452c * environ.cc (dos_file_warning): Drop declaration.
(ignore_case_with_glob): Ditto.
	(allow_winsymlinks): Ditto.
	(reset_com): Move definition to globals.cc.
	(struct parse_thing): Add "detect_bloda" option.
	* fhandler_serial.cc (fhandler_serial::open): Drop (incorrect)
	declaration of reset_com.
	* globals.cc (ignore_case_with_glob): Move definition into C++-only
	block.
	(dos_file_warning): Define.
	(allow_winsymlinks): Define.
	(reset_com): Define.
	(detect_bloda): Define.
	* path.cc (dos_file_warning): Drop definition here.
	(allow_winsymlinks): Drop definition here.
2012-02-26 14:01:32 +00:00
Christopher Faylor 0e1f0840d2 Update copyright on all files checked in so far this year.
* fhandler.h: Use #pragma once rather than ifdef guards.
(fhandler_console::tc_getpgid): Return our pgid if we have never opened a
console.
* fork.cc: Rearrange includes to accommodate fhandler.h use of pinfo.h.
* sigproc.cc: Ditto.
* spawn.cc: Ditto.
(child_info_spawn::worker): Query myself->pgid rather than calling expensive
function.
* thread.h: Use #pragma once rather than ifdef guards.
* pinfo.h: Use #pragma once rather than ifdef guards.
(pinfo::remember): Don't define if sigproc.h has not been included.
(pinfo::reattach): Ditto.
* sigproc.h: Use #pragma once rather than ifdef guards.  Use different test to
see if pinfo.h has been included.
2012-01-11 19:07:11 +00:00
Christopher Faylor b9f131c820 * path.cc (get_current_dir_name): Avoid memory leak. Don't return PWD contents
if directory doesn't actually exist.
2012-01-02 17:45:51 +00:00
Yaakov Selkowitz 0b5355f17c * cygwin.din (get_current_dir_name): Export.
* path.cc (get_current_dir_name): New function.
	* posix.sgml (std-gnu): Add get_current_dir_name.
	* include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.
2012-01-01 18:54:25 +00:00
Corinna Vinschen 855ea3fddd * path.cc (struct symlink_info): Add bool argument to declaration of
check_reparse_point.
	(symlink_info::check_reparse_point): Add bool argument to indicate
	remote drive.  Handle STATUS_PENDING.  Don't evaluate junctions on
	remote drives.  Fix comments.
	(symlink_info::check): Drop check for is_remote_drive and associated
	comment here.  Add fs.is_remote_drive as second parameter to
	check_reparse_point call.
2011-12-24 13:11:34 +00:00
Christopher Faylor 1b23b30b29 Clean up whitespace. 2011-12-17 23:39:47 +00:00
Corinna Vinschen 5250e27f71 * path.cc (conv_path_list): Fix a condition.
(cygwin_conv_path): Revert WIN_A conversion to current locale codeset.
2011-12-13 14:53:10 +00:00
Corinna Vinschen 3780d205cd * fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Call
file_get_fnoi instead of NtQueryInformationFile.
	* path.cc (file_get_fnoi): New helper function to collect a
	FILE_NETWORK_OPEN_INFORMATION block.
	(symlink_info::check): Call file_get_fnoi rather than
	NtQueryInformationFile to collect a FILE_NETWORK_OPEN_INFORMATION block.
	* path.h (file_get_fnoi): Declare.
2011-12-13 11:54:28 +00:00
Christopher Faylor b9aa81491f Throughout, remove extra space after function name from debugging output.
Throughout, change syscalls to report on return values using new %R format
option.
* smallprint.cc (__small_vsprintf): Add parsing for %R to report on return
values and possible errno from syscalls.
* errno.cc (errmap): Add PRIVILEGE_NOT_HELD.
* fhandler_tty.cc (fhandler_pty_master::setup): When creating a thread use
shorter name to reduce debuggging output.
* select.cc (start_thread_pipe): Ditto.
(start_thread_serial): Ditto.
(start_thread_socket): Ditto.
(start_thread_mailslot): Ditto.
* sigproc.cc (talktome): Ditto.
2011-12-03 21:43:27 +00:00
Corinna Vinschen a887cf0ef5 * path.cc (conv_path_list): Take cygwin_conv_path_t as third parameter.
Allow all types of CCP conversions.  Accommodate throughout.
	(cygwin_conv_path): Use current ANSI or OEM codepage for WIN_A
	conversions, depending on current file API codepage setting.
	(cygwin_conv_path_list): Allow all CCP conversion types.
	* include/sys/cygwin.h (CCP_CONVTYPE_MASK): Add to cygwin_conv_path_t
	enum for convenience.
2011-12-02 16:06:10 +00:00
Christopher Faylor 1f012519e4 * path.cc (path_conv::get_nt_native_path): Avoid dereferencing path when it is
NULL.
2011-10-23 17:19:17 +00:00
Corinna Vinschen 53609fd238 * path.cc: Extend two comments. Mention the name RtlpCurDirRef
for reference.
2011-10-18 08:47:08 +00:00
Christopher Faylor 23771fa1f7 * cygerrno.h (__set_errno): Modify debugging output to make searching strace
logs easier.  Throughout, change /dev/tty* to /dev/pty*.  Throughout, add flags
argument to fhandler_*::dup methods.
* devices.in: Rename (temporarily?) /dev/ttyN to /dev/ptyN.  Add /dev/ptymN
devices for pty masters.
* devices.cc: Regenerate.
* devices.h (MAX_CONSOLES): Set to max number supported by devices.in.
(fh_devices::FH_PTMX): Rename from FH_PTYM.
(device::operator int): Return by reference.
* dtable.cc (fh_alloc): Take pc as an argument rather than just the device.
This makes debugging easier since more information is available.  Actually
implement handling for already-allocated pty master devices.  Make different
decisions when generating fhandler for not-opened devices.  Add kludge to deal
with opening /dev/tty.
(cnew_no_ctor): New macro.
(build_fh_pc): Make debugging output more verbose.  Use new clone() fhandler
interface to duplicate archetypes.  Reset last term opened.
(dtable::dup_worker): Use Use new clone() fhandler interface to duplicate
archetypes.  Pass flags to child dup handler.
(dtable::dup3): Set O_NOCTTY flag if newfd is not stdin/stdout/stderr.
* fhandler.cc (fhandler_base::reset): Rename from operator =() and reduce
functionality and sense of copy direction.
(fhandler_base::open_with_arch): Use published interface to query io_handle().
Use new copyto() fhandler method to copy from/to found archetype.
* fhandler.h: Throughout, delete size(), add copyout, clone, and fhandler_*
(void *) methods.
(fhandler_base::reset): Rename from operator =().
(fhandler_termios::is_dev_tty): Delete.
(fhandler_termios): change "protected" region to "private".
(fhandler_termios::is_dev_tty): Delete.
(fhandler_termios): Rearrange protected/public.
(fhandler_termios::fhandler_termios): Remember last fhandler_termios "opened".
(fhandler_termios::~fhandler_termios): Forget last fhandler_termios opened.
(ioctl): Rename from ioctl_termios.  Take a void * argument.  Reflect argument
change in pinfo::set_ctty.
(fhandler_console::dup): Declare new function.  Set ctty here if appropriate.
(fhandler_pty_master::from_master): Privatize.
(fhandler_pty_master::to_master): Ditto.
(fhandler_pty_master::dwProcessId): Ditto.
(fhandler_pty_master::fhandler_pty_master): Add an `int' argument.
(fhandler_pty_master::open_setup): Declare new function.
(fhandler_pty_master::~fhandler_pty_master): Declare new method.
(fhandler_nodevice): Remove commented out function declaration.
* fhandler_console.cc: Use get_ttyp() instead of tc() throughout.
(fhandler_console::dup): Define new function to set controlling ctty on dup, as
appropriate.
(fhandler_console::ioctl): Reflect ioctl_termios name change.
(fhandler_console::setup): Rename from get_tty_stuff.
(fhandler_console::open_setup): Reflect argument change in pinfo::set_ctty.
(fhandler_console::fhandler_console): Set _tc here.
* fhandler_termios.cc (handler_termios::ioctl): Rename.  Take a void * arg like
other ioctl functions.
* fhandler_tty.cc (fhandler_pty_slave::dup): Call myself->set_ctty to
potentially reset the controlling terminal.
(fhandler_pty_slave::ioctl): Reflect name/arg change for ioctl_termios.
(fhandler_pty_slave::fhandler_pty_slave): Take a "unit" argument.  Call setup()
here so that we will know the unit number of this fhandler as soon as possible.
Set the unit as appropriate.
(handler_pty_master::open): Move most stuff to constructor and open_setup.
(handler_pty_slave::open_setup): Reflect argument change in pinfo::set_ctty.
(handler_pty_master::open_setup): Define new function.
(fhandler_pty_master::cleanup): Clear handles as a flag that the destructor
does not have to do "close" operations.
(fhandler_pty_master::close): Ditto.
(fhandler_pty_master::~fhandler_pty_master): Define new method.
(fhandler_pty_master::ioctl): Reflect name/arg change for ioctl_termios.
(fhandler_pty_master::setup): Allocate tty here.  Rely on handles being
returned from allocated test rather than opening them here.  Avoid setting
_need_nl here since it is already zeroed in the constructor.  Set up device
information with DEV_TTYM_MAJOR.
* path.h (path_conv &operator =): Take a const argument.
(path_conv::dup): Ditto.
(pathconv_arg::PC_OPEN): New enum.
(pathconv_arg::PC_CTTY): Ditto.
(path_types::PATH_CTTY): Ditto.
(path_types::PATH_OPEN): Ditto.
(path_conv::isopen): New method.
(path_conv::isctty_capable): Ditto.
* path.cc (path_conv::check): Set PATH_OPEN and PATH_CTTY as appropriate.
* pipe.cc (fhandler_pipe::open): Use copyto to copy pipe handle.
* syscall.cc (open): Reinstate fd > 2 check to disallow resetting ctty on
non-std* handles.
* tty.cc (tty_list::allocate): Pass out handles for allocated tty.  use
`not_allocated' to find unallocated ttys.  Avoid keeping the lock since the
allocation of the tty should be sufficient to prevent multiple access.
(tty::not_allocated): Clarify comment.  Rename.  Return handles when an unused
tty is found.  Simply test for existing tty.
(tty::exists): Rewrite to use `not_allocated'.
* tty.h (NTTYS): Reset down to actual number supported by devices.in.
(tty::not_allocated): Declare new function.
(tty_list::allocate): Pass out read/write tty handles.  Zero them when not
found.
* fhandler_proc.cc: Reflect name change from FH_PTYM -> FH_PTMX.
* pinfo.h (pinfo::set_ctty): Reduce/reorder arguments passed in.
* pinfo.cc (pinfo::set_ctty): Ditto.  Just use tc() built into the passed-in
fhandler_termios pointer.  Return true if ctty is assigned.
* syscalls.cc (open): Call build_fh_pc with PC_OPEN flag.  Set PC_CTTY if
appropriate.
(stat_worker): Remove is_dev_tty () stuff.
2011-10-15 22:37:30 +00:00
Corinna Vinschen 76173acf28 * path.cc (find_fast_cwd_pointer): Allow 'push crit-sect-addr' instead
of 'mov edi, crit-sect-addr; push edi' and set rcall accordingly.
2011-10-13 16:47:32 +00:00
Corinna Vinschen 40187f9007 * path.cc (copy_cwd_str): Move up in file to be accessible from
class fcwd_access_t.
	(class fcwd_access_t): New class to consolidate and hide the details
	of the various FAST_CWD implementations.  Add implementation for
	Windows 8 Developer Preview.
	(fast_cwd_version): Make static private member of fcwd_access_t.
	(fast_cwd_ptr): Change base type to fcwd_access_t.
	(find_fast_cwd_pointer): Return fcwd_access_t**.
	(find_fast_cwd): Ditto.  Rip out all FAST_CWD implementations and use
	fcwd_access_t methods instead.
	(cwdstuff::override_win32_cwd): Ditto.
2011-10-13 15:32:10 +00:00
Corinna Vinschen d32e0bfc08 * syscalls.cc (faccessat): Fix parens in flag expression when calling
build_fh_name.

	* fhandler_disk_file.cc (fhandler_disk_file::mkdir): Fix typo in
	comment.
	* fhandler_socket.cc (fhandler_socket::bind): Ditto.
	* path.cc (symlink_worker): Ditto.
2011-08-01 17:01:38 +00:00
Corinna Vinschen f4529884e5 * ntdll.h: Fix typo in comment.
* path.cc: Ditto.
2011-07-26 09:54:11 +00:00
Corinna Vinschen fcacca02dd * fhandler.cc (fhandler_base::open): Don't open file with WRITE_DAC
access on remote filesystem.  Explain why.
	* fhandler_disk_file.cc (fhandler_disk_file::mkdir): Ditto for
	directories.
	* fhandler_socket.cc (fhandler_socket::bind): Ditto for sockets.
	* path.cc (symlink_worker): Ditto for symlinks.
2011-07-05 09:59:34 +00:00
Corinna Vinschen 787908c173 * path.cc (normalize_win32_path): Skip all slashes after recognizing
a ".." path component.  Add comment.
2011-06-18 08:36:59 +00:00
Christopher Faylor b86f999af1 whitespace elimination 2011-06-06 05:02:13 +00:00
Christopher Faylor 44d2fc0a45 * autoload.cc: Call _api_fatal in asm.
* child_info.h: Redefine CURR_CHILD_INFO_MAGIC.
(child_info_fork::abort): Rename from handle_failure.  Change arguments.
* cygtls.h (_local_storage::ttybuf): New field.
* dcrt0.cc (vapi_fatal): Split api_fatal.  Add "in forked process" to message
when appropriate.
(api_fatal): Use vapi_fatal.
* devices.h: Make multiple inclusion safe.
(fh_devices): Add FH_CONS* stuff.  Reorder slightly.
(device): Eliminate anonymous union.  Add more ways to access minor/major.
(device::setunit): Accommodate no-longer-anonymous union.
(device::is_fs): Ditto.
(device::is_fs_special): Ditto.
(device::major): New function.
(device::minor): Ditto.
(device::is_device): New function.
(device::not_device): Ditto.
(device::operator int): New operator.
(device::operator fh_devices): Ditto.
(device::operator bool): Ditto.
(device::operator DWORD): Ditto.
(device::operator =): Ditto.
(isproc_dev): New function.
(isprocsys_dev): Ditto.
(iscons_dev): Ditto.
(istty_slave_dev): Ditto.
* devices.in: Add new "/dev/cons*" strings.  Accommodate no-longer-anonymous
union throughout.
(BRACK): Use more precise method for initialization.
* devices.cc: Regenerate.
* dtable.cc (dtable::stdio_init): Use get_cttyp instead of get_tty.
(dtable::find_archetype): Use new DWORD operator in device to test archetypes.
(dtable::init_std_file_from_handle): Use different method to initialize 'dev'.
Adapt to different ctty handling and accommodate /dev/cons*.
(fh_alloc): Accommodate no-longer-anonymous union.  Adapt to new /dev/cons*.
(build_fh_pc): Make debugging output more useful.
* exceptions.cc (ctrl_c_handler): Use get_cttyp instead of get_tty.
* external.cc (fillout_pinfo): Accommodate new cons* stuff.
* fhandler.cc (fhandler_base::read): Eliminate is_slow() test.
* fhandler.h (fhandler_base::*): Adapt to changes in device.h.
(fhandler_*::is_slow): Delete.
( fhandler_proc::get_proc_fhandler): Return fh_devices type.
* fhandler_console.cc (open_shared_console): New function.
(console_unit): New class.
(console_unit::console_unit): New constructor.
(enum_windows): New function.  Declare as friend to console_unit.
(fhandler_console::set_unit): New function.
(fhandler_console::get_tty_stuff): Call set_unit to set the unit number and
determine if initialization is needed.  Eliminate flags parameter.
(tty_list::get_cttyp): Rename (sorta) from get_tty.  Return pointer to correct
tty_min.
(fhandler_console::open): Adapt to elimination of argument to get_tty_stuff.
(fhandler_console::output_tcsetattr): Properly detect error condition.
(fhandler_console::fixup_after_fork_exec): Adapt to get_tty_stuff() setting tc
automatically.
* fhandler_proc.cc: Use FH_BAD rather than 0 throughout where using fh_devices
enum.
(fhandler_proc::get_proc_fhandler): Return fh_devices.  Adapt to devices.h
changes.
* fhandler_process.cc: Adapt to devices.h changes.  Use FH_BAD rather than 0
throughout where using fh_devices enum.
* fhandler_procnet.cc: Ditto.
* fhandler_procsys.cc: Ditto.
* fhandler_procsysvipc.cc: Ditto.
* fhandler_tape.cc (fhandler_dev_tape::fhandler_dev_tape): Ditto.
* fhandler_termios.cc (handler_termios::bg_check): Use tc->ttyname() rather
than assuming that we can construct a tty.
* fhandler_tty.cc (fhandler_tty_master::fhandler_tty_master): Just return
get_minor() of dev.
(fhandler_pty_master::process_slave_output): Add slightly more debugging info.
(fhandler_tty_slave::fhandler_tty_slave): Change name from ntty to unit.
(fhandler_pty_master::open): Ditto.
(fhandler_tty_slave::ioctl): Adapt to change which causes ctty to represent a
complete device.
(fhandler_tty_master::init_console): Add debugging for failure path.
(fhandler_pty_master::setup): Use get_unit() to retrieve unit number rather
than relying on raw ntty.
(fhandler_pty_master::setup): Ditto.
* fhandler_virtual.h (virt_tab_t): Redefine fhandler as fh_devices.
* fork.cc: Remove obsolete vfork stuff.
(frok::child): Don't assume that a ctty == 0 is valid.
* mount.cc (mount_info::conv_to_win32_path): Adapt to device struct changes.
(mount_info::conv_to_win32_path): Ditto.
* path.cc (path_conv::check): Retrive major/minor numbers via a method rather
than accessing them directly from device.  Rely on dev operators to
set/retrieve device information as required by device struct change.
* path.h (isproc_dev): Move to devices.h.
(isprocsys_dev): Ditto.
(isvirtual_dev): Ditto.
(path_conv:{isdevice,isfifo,isspecial,iscygdrive,issocket,get_devn,get_unitn}):
Use device methods to access/manipulate devices.
* pinfo.cc (pinfo::exit): Don't assume that ctty == 0 is valid.  Use iscons_dev
to determine if a device is a console.
(_pinfo::_ctty): Use device::parse to generate tty/cons name.
(_pinfo::set_ctty): Don't assume that ctty == 0 is valid.  Remove redundant
info from debugging.
* shared.cc (offsets): Remove console offset.
* shared_info.h (shared_locations): Ditto.
* syscalls.cc (umask): Use device methods to manipulate device information.
(ctermid): Use device::parse to generate term device name.
* tlsoffsets.h: Regenerate.
* tty.cc (ttyslot): Return minor number of ctty since ctty now represents a
full device.
(tty::create_master): Set ctty to a complete device.
(tty_list::attach): Rework to detect new /dev/cons* stuff.
(tty_list::terminate): Adapt to changes to ctty.
(tty_list::init): Adapt to change to setntty - pass in device major number.
(tty::exists): Use get_unit() to retrive tty unit number.
(tty::open_mutex): Ditto.
(tty::open_inuse): Ditto.
(tty::create_inuse): Ditto.
(tty::get_event): Ditto.
(tty_min::ttyname): Define new function.
* tty.h (tty_min::ntty): Redefine as fh_devices.
(tty::exists): Use get_unit() to retrive tty unit number.
(tty::open_mutex): Ditto.
(tty::open_inuse): Ditto.
(tty::create_inuse): Ditto.
(tty::get_event): Ditto.
(tty_min::ttyname): Declare new function.
(tty::getntty): Declare as const.
(tty_list::operator []): Assure that only minor part of argument is used.
* dll_init.cc (dll_list::alloc): Detect mismatch of data segments early issuing
an explicit error message if necessary.
* heap.cc (heap_init): Adapt to changes from fork->handle_failure to
fork->abort.
* pinfo.h (EXITCODE_FORK_FAILED): New enum.  (from Ryan Johnson)
* sigproc.cc (child_info_fork::abort): Rename from handle_failure.  Change
arguments to allow passing in a printf-like message.
* winsup.h (api_fatal): Delete macro definition.
(api_fatal): Redefine from __api_fatal.
(vapi_fatal): Declare new function.
* include/sys/strace.h (strace_vprintf): Define new macro.
* ntdll.h (_SYSTEM_INFORMATION_CLASS): Add SystemHandleInformation.
2011-05-28 18:17:09 +00:00
Corinna Vinschen cd50649255 * autoload.cc (winmm): Remove time functions. Don't treat
unloadable wave functions as fatal.
	* hires.h (hires_ms::timeGetTime_ns): New private method.
	(hires_ms::dmsecs): Call timeGetTime_ns here.
	* ntdll.h (struct _KSYSTEM_TIME): Define.
	(KUSER_SHARED_DATA): Redefine to allow access to InterruptTime.
	(SharedUserData): Define here.
	(NtQueryTimerResolution): Declare.
	(NtSetTimerResolution): Declare.
	* path.cc (SharedUserData): Move to ntdll.h.
	* times.cc (hires_ms::timeGetTime_ns): New private method.
	Use throughout instead of timeGetTime.  Document entire functionality
	of timeGetTime in case we need it.
	(hires_ms::resolution): Try a call to NtQueryTimerResolution
	to fetch current period.  Fall back to heuristic if that fails.
	Cast to DWORD in assignments to minperiod.
	(clock_setres): Align period to possible values per a call to
	NtQueryTimerResolution.  Explain why.  Replace calls to timeBeginPeriod
	and timeEndPeriod with underlying call to NtSetTimerResolution.  Use
	status code from NtSetTimerResolution to compute errno.
	Convert period to ULONGLONG and store 100ns value to simplify code.
2011-03-29 10:21:30 +00:00
Corinna Vinschen 69d7815eae * fhandler.cc (fhandler_base::open): When creating a file on a
filesystem supporting ACLs, create the file with WRITE_DAC access.
	Explain why.
	* fhandler_disk_file.cc (fhandler_disk_file::mkdir): Ditto for
	directories.
	* fhandler_socket.cc (fhandler_socket::bind): Ditto for sockets.
	* path.cc (symlink_worker): Ditto for symlinks.
	* security.cc (get_file_sd): Always call GetSecurityInfo for directories
	on XP and Server 2003.  Improve comment to explain why.
	(set_file_attribute): Explicitely cast mode_t value to bool in call to
	get_file_sd.
	* wincap.h (wincaps::use_get_sec_info_on_dirs): New element.
	* wincap.cc: Implement above element throughout.
2011-03-08 14:26:15 +00:00
Corinna Vinschen a413f8a20e * devices.in: Throughout use slashes instead of backslashes in the
native path of devices not backed by native NT devices.
	* devices.cc: Regenerate.
	* globals.cc (ro_u_pmem): Use correct case.
	(ro_u_globalroot): New R/O unicode string.
	* path.cc (path_conv::check): Fix incorrect handling of /proc/sys
	block devices if they are just visited due to a component check.
	(symlink_info::posixify): Fix typo in comment.
	(cygwin_conv_path): Use ro_u_globalroot instead of string constant.
	(fast_cwd_version): New shared variable to store FAST_CWD version
	used on the system.
	(find_fast_cwd_pointer): Rename from find_fast_cwd_pointers.  Don't
	set global fast_cwd_ptr pointer here.  Return pointer value instead.
	(find_fast_cwd): New function to set fast_cwd_ptr and fast_cwd_version.
	(cwdstuff::override_win32_cwd): Call find_fast_cwd from here.
	Check for fast_cwd_version to differ between old and new FAST_CWD
	structure.  Check old_cwd for NULL to avoid SEGV.  Don't set CWD if
	we have neitehr a valid fast_cwd_ptr, nor a valid CWD handle in the
	process parameter block.
	(cwdstuff::set): Create Win32 path taking /proc/sys paths into account.
	* spawn.cc (spawn_guts): Recode creating runpath.  Also take /proc/sys
	paths into account.  Drop special CWD handling when starting non-Cygwin
	processes.
2011-02-15 15:25:59 +00:00
Corinna Vinschen ec58420870 Revert change from 2010-08-31:
* path.cc (normalize_posix_path): Drop support for //./ and //?/
	prefixes.
	(path_conv::check): Ditto.
2011-02-15 10:39:36 +00:00
Corinna Vinschen 32d86d2ab2 * path.cc (struct _FAST_CWD): Redefine to new layout used since patch
for KB 2393802.  Adjust comments throughout.
	(struct _FAST_CWD_OLD): Rename former definition.
	(cwdstuff::override_win32_cwd): Check if the OS is using the old or the
	new FAST_CWD structure layout and handle accordingly.
2011-02-13 15:43:00 +00:00
Corinna Vinschen cecc445d5c * path.cc (conv_path_list): Remove enclosing quotes and trailing
backslashes from Win32 environment path lists.
2011-02-02 09:59:10 +00:00
Corinna Vinschen be37165114 * path.cc (path_conv::check): Don't follow reparse point symlinks if
PC_SYM_NOFOLLOW_REP flag is set.
	(cygwin_conv_path): Set PC_SYM_NOFOLLOW_REP flag when converting from
	POSIX to Win32.
	* path.h (enum pathconv_arg): Define PC_SYM_NOFOLLOW_REP flag.
2011-01-17 14:19:39 +00:00
Corinna Vinschen 9de485e8e0 * path.cc (path_conv::check): Don't generate ENOENT for non-existant
CYGDRIVE and NETDRIVE paths.  Add comment.
2010-12-06 13:09:40 +00:00
Corinna Vinschen 5fe7c5e01b * path.cc (symlink_info::check): Don't use FileNetworkOpenInformation
on Netapps.  Relax condition for workaround.  Always request size
	information via FileStandardInformation info class in workaround.
2010-11-23 09:26:16 +00:00
Christopher Faylor 5160c5f430 * dcrt0.cc (do_exit): Don't set thread termination until all fds have been
closed since an fd may rely on a thread.
* fhandler_tty.cc: Reformat comment.
(fhandler_pty_master::pty_master_thread): Refuse ERROR_PIPE_CONNECTED state as
an error.
* globals.cc (exit_states): Reorder ES_THREADTERM.
* path.cc (find_fast_cwd_pointers): Remove excessively wordy DEBUGGING output.
2010-10-24 18:50:57 +00:00
Corinna Vinschen 9c154abedb * cygheap.h (cwdstuff::override_win32_cwd): Declare.
* ntdll.h (struct _PEB): Add members accessed by the fast cwd method
	starting with Vista.
	(struct _KUSER_SHARED_DATA): Define with only the DismountCount.
	(RtlAllocateHeap): Declare.
	(RtlEnterCriticalSection): Declare.
	(RtlFreeHeap): Declare.
	(RtlLeaveCriticalSection): Declare.
	* path.cc (get_user_proc_parms): Remove.
	(struct _FAST_CWD): New structure.
	(fast_cwd_ptr): Define.
	(SharedUserData): Define.
	(peek32): Define.
	(find_fast_cwd_pointers): New function to find the global pointer
	to the current FAST_CWD structure.
	(copy_cwd_str): New helper function.
	(cwdstuff::override_win32_cwd): New method to set the Win32 CWD.
	(cwdstuff::init): Just call override_win32_cwd from here when
	started from native Win32 parent.
	(cwdstuff::set): Access Win32 CWD via PEB reference instead of using
	get_user_proc_parms function.  Memorize old DismountCount before
	opening directory handle.  Call override_win32_cwd to set up Win32 CWD.
	Be more verbose in comments.
	* wincap.h (wincaps::has_fast_cwd): New element.
	* wincap.cc: Implement has_fast_cwd element throughout.
2010-10-09 10:54:13 +00:00
Corinna Vinschen dd0821e345 * fhandler.h (fhandler_base::get_stat_access): Delete.
* fhandler_disk_file.cc (fhandler_base::fstat_helper): Always check
	executable suffix to get x-bits for .exe files also in notexec case.
	Always reopen file when checking for file header.
	* ntdll.h (wait_pending): Delete.
	* path.cc (symlink_info::check_shortcut): Drop call to wait_pending
	since file is always opened for sync IO.
	(symlink_info::check_sysfile): Ditto.
	(MIN_STAT_ACCESS): Remove.
	(FULL_STAT_ACCESS): Remove.
	(symlink_info::check): Drop access flag.  Revert to open file with
	just read attributes access.  Reorder symlink check to check for
	reparse points first.  Don't check reparse points for anything else,
	even on remote drives.  Open file for GENERIC_READ when trying to
	read shortcuts or system-bit symlinks. Accommodate dropped access
	flag in call to path_conv_handle::set.
	* path.h (class path_conv_handle): Drop access flag and accommodate
	all related methods.
2010-10-07 14:03:26 +00:00
Corinna Vinschen 1da77c2678 * fhandler_disk_file.cc (fhandler_base::fstat_by_nfs_ea): Simplify.
Just call nfs_fetch_fattr3 if called via fstat.
	* nfs.cc (nfs_fetch_fattr3): New function to fetch NFS fattr3 info from
	file handle.
	* nfs.h (nfs_fetch_fattr3): Declare.
	* path.cc (symlink_info::check): Simplify NFS case.  Just call
	nfs_fetch_fattr3.
2010-10-02 19:03:44 +00:00
Corinna Vinschen 2d355410b7 * fhandler.cc: Drop including nfs.h.
* fhandler_disk_file.cc: Ditto.
	(fhandler_base::fstat_by_nfs_ea): Use fattr3 from path_conv member,
	unless called from fstat.
	* path.cc: Drop including nfs.h.
	(symlink_info::check): Rearrange definition of file info buffers.
	Fetch fattr3 info for files on NFS and store in conv_hdl for later
	use in fhandler_base::fstat_by_nfs_ea.  Use fattr3 file type to
	recognize symlink on NFS and try to fetch symlink target only for
	actual symlinks.
	* path.h: Include nfs.h.
	(class path_conv_handle): Change file info storage to union of
	FILE_NETWORK_OPEN_INFORMATION and fattr3 structures.
	(path_conv_handle::fnoi): Align to aforementioned change.
	(path_conv_handle::nfsattr): New method.
	(path_conv::nfsattr): New method.
2010-09-30 13:52:34 +00:00
Corinna Vinschen ab3cd88858 * path.cc (symlink_info::check): Remove erroneous assumption about
required permissions when reading NFS symlinks.
2010-09-30 10:42:34 +00:00
Corinna Vinschen 3498f76deb * errno.cc (errmap): Map ERROR_BAD_NET_RESP to ENOSYS.
* fhandler_disk_file.cc (fhandler_disk_file::facl): Handle ENOSYS and
	point to  the explanation.
	* ntdll.h (STATUS_NOT_IMPLEMENTED): Define.
	* path.cc (symlink_info::check): Handle the inability of NT4 to use
	FileNetworkOpenInformation on share root dirs in either direction.
	* path.h (slash_unc_prefix_p): Remove unused declaration.
	* security.cc (get_info_from_sd): Handle ENOSYS from get_file_sd.
	Explain when this happens.
2010-09-24 12:41:33 +00:00
Corinna Vinschen b53c1929e5 * path.cc (cwdstuff::set): Replace constant 2 with sizeof(WCHAR) where
appropriate.
2010-09-21 16:41:17 +00:00
Corinna Vinschen 4c9d01fdad * mount.h (class fs_info): Add has_buggy_reopen flag and accessor
methods.
	* mount.cc (fs_info::update): Set has_buggy_reopen flag for NWFS.
	Add comment.
	* path.h (path_conv::get_object_attr) Make inline method.
	(path_conv::init_reopen_attr): New inline method.
	* path.cc (path_conv::get_object_attr): Remove.
	* fhandler_disk_file.cc (fhandler_base::fstat_helper): Use
	path_conv::init_reopen_attr method to initialize OBJECT_ATTRIBUTE for
	reopening file.
	(fhandler_disk_file::fchmod): Ditto.
	(fhandler_base::utimens_fs): Ditto.
	(fhandler_disk_file::rewinddir): Ditto.
	* syscalls.cc (unlink_nt): Ditto.
2010-09-21 16:32:22 +00:00
Corinna Vinschen 7ba1698ed9 * fhandler.cc (fhandler_base::open): Always open NFS files with
FILE_READ_EA, even when opening with O_WRONLY to allow fstat.
	* fhandler_disk_file.cc (fhandler_base::fstat_by_nfs_ea): Call
	FlushFileBuffers if file has been opened for writing.  Explain why.
	(fhandler_base::fstat_by_handle): Renew content of pc.fnoi if called
	via fstat.  Explain why.  Fix formatting.
	* path.cc (symlink_info::check): Try to open file the second time with
	FILE_READ_EA permissions since it's needed in later calls to
	fhandler_base::fstat_by_nfs_ea.
2010-09-21 16:07:20 +00:00
Corinna Vinschen 1df35772d6 * path.cc (symlink_info::check): Make sure AllocationSize and EndOfFile
are stored in the right order when fetching the info from the
	NtQueryDirectoryFile result.
2010-09-14 14:10:39 +00:00
Corinna Vinschen c80480bfa0 * fhandler.h (class fhandler_base): Change inheritance of fstat_helper
and fstat_by_...  methods to private.
	(fhandler_base::fstat_helper): Drop all redundant arguments.
	* fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Drop call
	to fstat_by_nfs_ea here.  Drop fetching basic file information.
	Drop setting file attributes.  Accommodate change in fstat_helper call.
	(fhandler_base::fstat_by_name): Simplify.  Only fetch directory
	information to get the inode number.  Drop setting file attributes.
	Accommodate change in fstat_helper call.
	(fhandler_base::fstat_fs): Call fstat_by_nfs_ea if on NFS.
	(fhandler_base::fstat_helper): Drop all redundant arguments.  Use
	information already collected in the fhandler.  Move heading comment
	into code and drop dwFileAttributes comment.
	* mmap.cc (mmap64): Call fstat_fs rather than fstat_by_handle.
	* mount.cc (fs_info::update): Note that has_buggy_basic_info is unused.
	* path.cc (symlink_info::check_reparse_point): Add comment.
	(symlink_info::check): Fetch FileNetworkOpenInformation rather than
	FileBasicInformation throughout, except on NFS.  Explain why.  Store
	FILE_NETWORK_OPEN_INFORMATION in conv_hdl.  Remove
	FILE_ATTRIBUTE_DIRECTORY attribute in conv_hdl for reparse point
	symlinks.
	* path.h (class path_conv_handle): Add FILE_NETWORK_OPEN_INFORMATION
	member _fnoi.
	(path_conv_handle::fnoi): New accessor method for _fnoi.
	(path_conv::fnoi): New accessor method for cubv_hdl._fnoi.

	* fhandler_tty.cc (fhandler_tty_slave::init): Use tty::setpgid method.
2010-09-13 11:17:36 +00:00
Corinna Vinschen 43f65cdd7d * Makefile.in (DLL_OFILES): Add fhandler_procsys.o.
* devices.h (enum fh_devices): Add FH_PROCSYS.
	* devices.in (dev_procsys_storage): New device.
	* devices.cc: Regenerate.
	* dtable.cc (build_fh_pc): Add code to allocate fhandler_procsys.
	* fhandler.h (proc_len): Convert to size_t.
	(procsys): Declare.
	(procsys_len): Declare.
	(enum virtual_ftype_t): Move here from fhandler_virtual.h.
	Add members supported by fhandler_procsys.
	(fhandler_virtual::exists): Return virtual_ftype_t.  Change
	in all derived classes.
	(class fhandler_procsys): New class.
	(fhandler_union): Add fhandler_procnet and fhandler_procsys members.
	* fhandler_disk_file.cc (__DIR_mounts::check_missing_mount): Use
	ro_u_proc.
	(fhandler_base::fstat_by_handle): Don't copy attributes if file is an
	NT device.
	(fhandler_base::fstat_by_name): Ditto.
	* fhandler_netdrive.cc (fhandler_netdrive::exists): Return
	virtual_ftype_t.
	* fhandler_proc.cc (proc_tab): Sort alphabetically.  Use _VN macro
	to store length.
	(proc_len): Change to size_t.
	(proc_tab_cmp): New static function.
	(virt_tab_search): New function to search entry in virt_tab_t
	arrays.  Use throughout in /proc and sibling classes instead of
	loop.
	(fhandler_proc::exists): Return virtual_ftype_t.
	* fhandler_process.cc (process_tab): Sort alphabetically.  Use _VN
	macro to store length.
	(fhandler_process::exists): Return virtual_ftype_t.
	(fhandler_process::open): Simplify code.
	* fhandler_procnet.cc (procnet_tab): Sort alphabetically.  Use _VN
	macro to store length.
	(fhandler_procnet::exists): Return virtual_ftype_t.
	(fhandler_procnet::open): Simplify.
	* fhandler_procsys.cc: New file.
	* fhandler_registry.cc (fhandler_registry::exists): Return
	virtual_ftype_t.
	* fhandler_virtual.cc (fhandler_virtual::exists): Ditto.
	* fhandler_virtual.h (enum virtual_ftype_t): Move to fhandler.h.
	(virt_tab_t): Add name_len member.
	(_VN): New macro.
	(virt_tab_search): Declare.
	* mount.cc (mount_info::conv_to_win32_path): Fix comment.  Backslashify
	isprocsys_dev paths.
	* ntdll.h (STATUS_OBJECT_TYPE_MISMATCH): Define
	(STATUS_INSTANCE_NOT_AVAILABLE): Define.
	(STATUS_PIPE_NOT_AVAILABLE): Define.
	(STATUS_INVALID_PIPE_STATE): Define.
	(STATUS_PIPE_BUSY): Define.
	(SYMBOLIC_LINK_QUERY): Define.
	(NtOpenSymbolicLinkObject): Declare.
	(NtQuerySymbolicLinkObject): Declare.
	* path.cc (path_conv::check): Accommodate fact that exists method
	returns virtual_ftype_t now.  Add cases for new virtual_ftype_t
	types.
	(cygwin_conv_path): Add GLOBALROOT prefix to native device paths.
	Make sure to strip \\?\ prefix only for actual filesystem-based
	paths, not for all paths.
	* path.h (isproc_dev): Add FH_PROCSYS.
	(isprocsys_dev): Define.
2010-09-06 09:47:01 +00:00