Commit Graph

92 Commits

Author SHA1 Message Date
Christopher Faylor 0476bae576 * fhandler_dsp.cc (fhandler_dsp::ioctl): Return 0 for successful
SNDCTL_DSP_GETBLKSIZE operation.  Remove obsolete 'name' arg from fhandler_*
constructors throughout.
* winsup.h (winsock_active): New macro.
(winsock2_active): Ditto.
* autoload.cc (wsock_init): Use new macros to decide if winsock or winsock2 is
loaded.
(nonexist_wsock32): Dummy function to force winsock load.
(nonexist_ws2_32): Dummy function to force winsock2 load.
* fhandler.h (fhandler_socket::fstat): Declare new method.  Currently unused.
* fhandler_socket.cc (fhandler_socket::fixup_before_fork_exec): Check that
winsock2 is active before trying WSADuplicateSocketA.
(fhandler_socket::fixup_after_fork): Add extra check for winsock2_active.
Otherwise use iffy procedures for Windows 95.
(fhandler_socket::fixup_after_exec): Add debugging.
(fhandler_socket::dup): Add debugging.
(fhandler_socket::fstat): New method.
(fhandler_socket::set_close_on_exec): Attempt to perform iffy stuff on Windows
95.
* errno.cc (_sys_nerr): Work around compiler strangeness.
* pinfo.cc (winpids::add): Add extra element at end of allocated array for
setting to NULL.
(winpids::enumNT): Ditto.
(winpids::init): Don't modify pidlist if it hasn't been allocated
(possibly due to malloc problem).
2001-10-13 17:23:35 +00:00
Corinna Vinschen e898b6c0c7 * fhandler.cc (fhandler_disk_file::open): Add missing case clash check. 2001-10-09 16:54:18 +00:00
Christopher Faylor a448b8cf34 * fhandler.cc (fhandler_base::fork_fixup): Protect dup'ed handle and record it
as non-inheritable for debugging purposes in case there is a subsequent fork or
exec.
* fhandler_tty.cc (fhandler_tty_common::fixup_after_fork): Allow fork_fixup to
call ProtecHandle.
2001-10-06 01:04:24 +00:00
Christopher Faylor 8d817b0f9e Add second path_conv * argument to fstat()s throughout.
* fhandler.h: Change read and fstat to regparm/stdcall throughout.
(fhandler_base::fstat): Just declare.  Don't define.
(fhandler_disk_file::fstat_helper): Declare.
* fhandler.cc (fhandler_base::fstat): Move here from fhandler.h, adapt from
former stat_dev().
(fhandler_disk_file::fstat): Move most of the disk-file-specific logic from
stat_worker to here.  Use fstat_helper to derive final fstat output.
(fhandler_disk_file::fstat_helper): New method, renamed from former fstat
method.
(num_entries): Moved here from syscalls.cc.
* fhandler_mem.cc (fhandler_dev_mem::fstat): Use base class to initialize most
stuff.  Invert has_physical_mem_access test for establishing permissions.
* fhandler_raw.cc (fhandler_dev_raw::fstat): Eliminate unneed test and memory
clearing.  Use base class to initialize most stuff.
* syscalls.cc (stat_dev): Eliminate.
(stat_worker): Simply call fstat method to generate fstat output.  Move all
device specific code to appropriate fstats.
* dir.cc (opendir): Pass correct arg to stat_worker to allow following
symlinks.
2001-10-05 04:21:41 +00:00
Christopher Faylor 8af0f81d52 * 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 02:34:20 +00:00
Christopher Faylor 47063f00e4 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 04:10:07 +00:00
Christopher Faylor 9854ada754 * dtable.cc (dtable::build_fhandler): Accept an optional path_conv argument.
If available, use this to calculate path name and device number.
* dtable.h (dtable): Reflect above change.
* fhandler.h (fhandler_base): Declare virtual method which accepts path_conv
rather than path string as first argument.
* fhandler.cc (fhandler_base::open): Define above new method.
* syscalls.cc (_open): Set aside a path_conv variable for use in build_fhandler
and subsequent call to open.
2001-09-22 21:44:07 +00:00
Christopher Faylor 5e733918c0 * exceptions.cc (setup_handler): Always relinquish lock after we've
interrupted.
* fhandler.cc: Move pipe methods to pipe.cc.
* fhandler.h (fhandler_pipe): Add new methods.
* fork.cc (sync_with_parent): Make error messages more informative.
* pipe.cc (fhandler_pipe::fhandler_pipe): Move here from fhandler.cc.
(fhandler_pipe::lseek): Ditto.
(fhandler_pipe::set_close_on_exec): New method.
(fhandler_pipe::read): Ditto.
(fhandler_pipe::close): Ditto.
(fhandler_pipe::dup): Ditto.
(make_pipe): Create the guard mutex on the read side of the pipe.
* select.cc (peek_pipe): Use guard_mutex to discover if we have the right to
read on this pipe.
(fhandler_pipe::readh_for_read): Pass the read pipe guard mutex to peek_pipe.
* syscalls.cc (_read): Always detect signal catchers, for now.
* debug.cc (makethread): Eliminate hack to make thread inheritable.
* sigproc.cc (subproc_init): Don't use hack to make thread inheritable.
2001-09-22 16:55:02 +00:00
Christopher Faylor c50d56bc43 * fhandler.cc (fhandler_base::set_inheritance): Just use DUPLICATE_CLOSE_SOURCE
to change inheritance.  Eliminate all other logic dealing with closed handles.
* fhandler.h (fhandler_base::set_inheritance): Reflect above change.
* fhandler_tty.cc (fhandler_tty_common::set_close_on_exec): Ditto.
2001-09-20 20:58:29 +00:00
Corinna Vinschen f4e6b76a05 * fhandler.cc (fhandler_base::set_inheritance): If available,
use SetHandleInformation() to set inheritance.
        * wincap.cc: Set flag has_set_handle_information_on_console_handles
        appropriately.
        * wincap.h: Add flag has_set_handle_information_on_console_handles.
2001-09-20 08:02:01 +00:00
Corinna Vinschen ba94682838 * Makefile.in: Build wincap.o.
* wincap.cc: New file.
        * wincap.h: Ditto.
        * autoload.cc: Add dynamic load statement for `CreateHardLinkA'.
        * dcrt0.cc (os_being_run): Eliminated.
        (osname): Ditto.
        (iswinnt): Ditto.
        (set_os_type): Ditto.
        (dll_crt0_1): Call wincap.init() instead of set_os_type().
        (_dll_crt0): Ditto.
        * environ.cc (set_chunksize): New function.
        (parse_thing): `forkchunk' setting now invokes function `set_chunksize'.
        * fork.cc (chunksize): Eliminated. Moved to be member of wincap.
        * host_dependent.h: Removed.
        * syscalls.cc (_link): Try using `CreateHardLinkA' first, if available.
        * cygheap.cc, dcrt0.cc, delqueue.cc, dir.cc,
        environ.cc, fhandler.cc, fhandler.h, fhandler_console.cc,
        fhandler_mem.cc, fork.cc, mmap.cc, net.cc, pinfo.cc, pinfo.h,
        security.cc, syscalls.cc, sysconf.cc, syslog.cc, thread.cc,
        times.cc, tty.cc, uinfo.cc, uname.cc, winsup.h: Use new wincap
        capability check throughout.
        * winsup.h: Include wincap.h. Eliminate extern declarations of
        `os_being_run' and `iswinnt'. Eliminate `os_type" definition.
        * include/cygwin/version.h: Bump version to 1.3.4.
2001-09-12 17:46:37 +00:00
Christopher Faylor e3c25c4a47 Update copyrights. 2001-09-11 20:01:02 +00:00
Christopher Faylor 1ff9f4b937 * cygheap.h (init_cygheap): Move heap pointers here.
* include/sys/cygwin.h (perprocess): Remove heap pointers.
* dcrt0.cc (__cygwin_user_data): Reflect obsolete perprocess stuff.
(_dll_crt0): Don't initialize heap pointers.
(cygwin_dll_init): Ditto.
(release_upto): Use heap pointers from cygheap.
* heap.h: Ditto.
* fork.cc (fork_parent): Ditto.  Don't set heap pointers in ch.
(fork_child): Remove obsolete sigproc_fixup_after_fork.
* shared.cc (memory_init): Reorganize so that cygheap initialization is called
prior to regular heap since regular heap uses cygheap now.
* sigproc.cc (proc_subproc): Eliminate zombies allocation.
(sigproc_init): Move zombies alloation here.  Don't free up array on fork, just
reuse it.
(sigproc_fixup_after_fork): Eliminate.
* sigproc.h: Ditto.
* include/cygwin/version.h: Reflect change to perprocess structure.
2001-09-07 21:32:07 +00:00
Christopher Faylor 57c89867f5 Move appropriate variables to NO_COPY segment, throughout. 2001-09-06 05:17:22 +00:00
Christopher Faylor 08b78edf5a Remove initialization of static or global values to zero, throughout. This
just needlessly grows the size of the DLL.
* tty.cc (tty::alive): Make inuse handle non-inheriting on open, just for
thread safety.
2001-09-06 04:41:59 +00:00
Christopher Faylor 4ce15a4980 * cygheap.h (init_cygheap): Move bucket array here from cygheap.cc.
* cygheap.cc: Throughout use bucket array from cygheap.
* sigproc.cc (proc_subproc): Dynamically allocate zombie buffer to save DLL
space.
(sigproc_fixup_after_fork): Free zombie array after a fork.
* sigproc.h (sigproc_fixup_after_fork): Declare.
* dir.cc (mkdir): Expand buffer for security descriptor to 4K to avoid stack
corruption.
* fhandler.cc (fhandler_base::open): Ditto.
* path.cc (symlink): Ditto.
2001-09-06 03:39:18 +00:00
Christopher Faylor e62ac9e869 * debug.cc (mark_closed): Rename from debug_mark_closed and make static.
(setclexec_pid): New function for marking saved handle as close-on-exec.
(delete_handle): New function.
(debug_fixup_after_fork): New function.
* debug.h: Declare new functions, remove obsolete ones.
* fork.cc (debug_fixup_after_fork): Call to cleanup close-on-exec handles.
* fhandler.cc (fhandler_disk_file::close): Minor reorg.
(fhandler_base::set_inheritance): Set flag appropriately for debugging when
close-on-exec so forked process can delete closed handles.
* tty.h (open_output_mutex): Eliminate unneeded argument.
(open_input_mutex): Ditto.
* fhandler_tty.cc (fhandler_tty_slave::open): reflect open_*_mutex argument
changes.
* fhandler.h (fhandler_socket): Make saw_shutdown_* functions type bool.
* tty.cc (tty::get_event): Eliminate unneeded argument.
(tty::common_init): Reflect change to get_event.  Events should always be
inherited.
2001-09-01 05:17:34 +00:00
Corinna Vinschen 5fd12fb0cc * fhandler.cc (fhandler_base::is_nonblocking): New method.
(fhandler_base::set_nonblocking): Ditto.
        * fhandler.h (fhandler_base): Declare new methods `is_nonblocking' and
        `set_nonblocking'.
        * fhandler_socket.cc (fhandler_socket::ioctl): Use `set_nonblocking'.
        * fhandler_tty.cc (fhandler_pty_master::process_slave_output):
        Use `is_nonblocking'.
        (fhandler_tty_slave::read): Ditto.
        (fhandler_tty_slave::ioctl): Use `set_nonblocking'.
        (fhandler_pty_master::ioctl): Ditto.
        * net.cc (cygwin_sendto): Fallback to winsock 1 functionality
        in case of nonblocking IO.
        (cygwin_recvfrom): Ditto.
        (cygwin_recv): Ditto.
        (cygwin_send): Ditto.
        * syscalls.cc (_read): Use `is_nonblocking'.
2001-08-15 07:49:15 +00:00
Corinna Vinschen 6a574f1ad6 * fhandler.cc (fhandler_base::fcntl): Use new O_NONBLOCK_MASK define.
* fhandler.h: Move definitions of O_NOSYMLINK, O_DIROPEN and
        OLD_O_NDELAY from winsup.h to here. Add O_NONBLOCK_MASK define.
        * fhandler_socket.cc (fhandler_socket::close): Add hack to allow
        a graceful shutdown even if shutdown() hasn't been called by the
        application. Add debug output.
        (fhandler_socket::ioctl): Set fhandler's NONBLOCK flag according
        to FIONBIO setting.
        (fhandler_socket::fcntl): Use new O_NONBLOCK_MASK define. Actually
        set `request' before using it.
        * fhandler_tty.cc: Use new O_NONBLOCK_MASK define throughout.
        (fhandler_tty_slave::ioctl): Set fhandler's NONBLOCK flag according
        to FIONBIO setting.
        (fhandler_pty_master::ioctl): Ditto.
        * net.cc (wsock_event::prepare): Compare WSACreateEvent return code
        with `WSA_INVALID_EVENT' according to MSDN.
        * syscalls.cc (_read): Use new O_NONBLOCK_MASK define.
2001-08-14 07:41:45 +00:00
Corinna Vinschen 86fb039324 * dir.cc (mkdir): Set security attributes correctly for
CreateDirectoryA () call if ntsec is on. Don't call
        set_file_attributes () then.
        * fhandler.cc (fhandler_base::open): Ditto for CreateFileA () call.
        * path.cc (symlink): Ditto.
        * security.cc (set_security_attribute): New function.
        * security.h: Add declaration for `allow_ntea' and
        `set_security_attribute'.
2001-08-07 15:09:54 +00:00
Christopher Faylor 96a3f4ae68 * cygheap.cc (cygheap_root::set): Avoid treating '/' specially.
* fhandler.cc (fhandler_base::fcntl): Only set specific O_NDELAY style flag
passed in from application.
* fhandler_socket.cc (fhandler_socket::fcntl): Ditto.
* fhandler.h: Set constant for future use.
* winsup.h: Define OLD_O_NDELAY only for old programs.
* include/cygwin/version.h: Define CYGWIN_VERSION_CHECK_FOR_OLD_O_NONBLOCK.
2001-08-07 00:01:42 +00:00
Christopher Faylor e5ba4c060e Throughout, change check for running under Windows NT to 'iswinnt'.
* dcrt0.cc (set_os_type): Set 'iswinnt' appropriately.
* cygheap.cc (init_cheap): Revert to using VirtualAlloc for allocating cygheap.
(cygheap_setup_for_child_cleanup): New function.  Standard function to call
after calling CreateProcess to cleanup cygheap info passed to child.
(cygheap_fixup_in_child): Copy cygheap from shared memory into allocated space
under Windows 9x or if can't relocate shared space under NT.
* cygheap.h: Declare new function.
* spawn.cc (spawn_guts): Use cygheap_fixup_in_child.
* fork.cc (fork_parent): Ditto.
* winsup.h: Declare iswinnt.
2001-08-04 21:10:52 +00:00
Christopher Faylor 6b91b8d53b Throughout, reorganize header file inclusion to put security.h prior to
fhandler.h.
* fhandler.h (fhandler_base::get_inheritance): New method.
* fhandler_socket.cc (fhandler_socket::create_secret_event): Use proper
close-on-exec inheritance when creating.
(fhandler_socket::check_peer_secret_event): Create handle as non-inheritable.
2001-07-26 19:22:24 +00:00
Christopher Faylor a7670c1e82 * cygheap.cc (cygheap_fixup_in_child): Attempt Win95 workaround.
* dtable.cc (dtable::dup_worker): Add debugging output.
(dtable::vfork_child_dup): Correctly set close_on_exec.
* fhandler.cc (fhandler_base::fork_fixup): Don't mess with handle if there is
no need to get it from the parent.
* fhandler_tty.cc (fhandler_tty_common::close): Add debugging output.
2001-07-21 03:20:01 +00:00
Christopher Faylor 07c3cd5bb1 * fhandler.cc (fhandler_disk_file::fstat): Don't rely on exactly 3 characters
being read for executable test since we could be checking for less than that.
* syscalls.cc (stat_worker): Try opening the file the "correct" way first so
that #! processing can potentially happen.  If that fails, then use "query
open" method.
* spawn.cc (spawn_guts): Delay processing of signal until after we've notified
parent about reparenting.
2001-06-26 21:03:08 +00:00
Egor Duda 9cc97acbd0 * fhandler.cc (fhandler_base::open): Work around windows bug when
CreateFile() with dwDesiredAccess == 0 called on remote share returns
valid handle even if file doesn't exist.
2001-06-20 07:44:33 +00:00
Christopher Faylor e8d6e78f34 * fhandler.cc (fhandler_disk_file::fstat): Properly set executable bits for
directory when !ntsec && !ntea.  Also move common code prior to call to
get_attributes.
2001-06-15 00:21:06 +00:00
Egor Duda 96d95e535e * fhandler.cc (fhandler_base::open): Set win32 access flags
to 0, when requested.
* fhandler.h: New status flag FH_QUERYOPEN.
(fhandler::get_query_open): New function.
(fhandler::set_query_open): Ditto.
* syscalls.cc (stat_worker): Request query-only open mode.
2001-06-14 18:21:17 +00:00
Corinna Vinschen fa821be37b * fhandler.cc (fhandler_disk_file::fstat): Always reset file position
to original value after checking for executable magic.
2001-06-05 09:21:39 +00:00
Christopher Faylor 1de197515e * fhandler.cc (fhandler_disk_file::fstat): Avoid clearing S_IFMT bits since
we've already pre-cleared everything anyway.
2001-05-31 19:58:59 +00:00
Christopher Faylor ecfb6f11bc * path.cc (chdir): Always send unsigned chars to isspace since newlib's isspace
doesn't deal well with "negative" chars.
* fhandler.cc (fhandler_disk_file::open): Propagate remote status of file
garnered from path_conv.  Move #! checking to fstat.
(fhandler_disk_file::fstat): Reorganize st_mode setting to eliminate
duplication.  Move check for #! here from fhandler::open.
* fhandler.h (fhandler_base::isremote): New method.
(fhandler_base::set_isremote): Ditto.
(fhandler_base::set_execable_p): Also record "don't care if executable state".
(fhandler_base::dont_care_if_execable): New method.
* path.cc (path_conv::check): Clear new flags.  Appropriately set vol_flags,
drive_type, and is_remote_drive.
* path.h: Add new flags and methods for manipulating them.
* syscalls.cc (_unlink): Use isremote() to determine if a path is remote rather
than calling GetDriveType.
(stat_worker): Ditto.
* security.cc (get_file_attribute): Or attribute with result of NTReadEA to be
consistent with get_nt_attribute.
2001-05-31 05:25:46 +00:00
Christopher Faylor f3ea62a847 Remove trailing underscore from fhandler_base and friends, throughout.
* fhandler.h (fhandler_base::set_open_status): New method.  Stores original
open status.
(fhandler_base::get_open_status): New method.  Retrieves original open status.
(fhandler_base::reset_to_open_binmode): New method.
* fhandler.cc (fhandler_base::open): Save open status.
(fhandler_base::init): Ditto.
* fhandler_clipboard.cc (fhandler_clipboard::open): Ditto.
* fhandler_console.cc (fhandler_console::open): Ditto.
* fhandler_dsp.cc (fhandler_dsp::open): Ditto.
* fhandler_dev_mem.cc (fhandler_dev_mem::open): Ditto.
* fhandler_dev_random.cc (fhandler_dev_random::open): Ditto.
* fhandler_serial.cc (fhandler_serial::open): Ditto.
* fhandler_tty_slave.cc (fhandler_tty_slave::open): Ditto.
* fhandler_tty_master.cc (fhandler_tty_master::open): Ditto.
* fhandler_dev_zero.cc (fhandler_dev_zero::open): Ditto.
* syscalls.cc (setmode): Rework so that 0 mode value causes reversion to open
state.
* fhandler_tty_slave.cc (fhandler_tty_slave::read): Use correct multiplier when
converting from deciseconds to milliseconds.
2001-04-24 02:07:58 +00:00
Christopher Faylor 0381fec68f Throughout, change fdtab references to cygheap->fdtab.
* child_info.h (cygheap_exec_info): Eliminate special fdtab stuff.
* spawn.cc (spawn_guts): Ditto.
* cygheap.cc (cygheap_init): Initialize fdtab, if appropriate.
* cygheap.h (CYGHEAPSIZE): Include size of init_cygheap.
(_cmalloc_entry): Include fdtab here.
* dtable.h (dtable): Declare/define new methods.
* dtable.cc (dtable::vfork_child_fixup): New method.
(dtable::fixup_after_exec): Remove unneeded extra arguments.
* dcrt0.cc (dll_crt0_1): Ditto.
* environ.cc (getwinenv): Use case sensitive comparison.
(winenv): Make a copy of environment cache to avoid realloc problems when
duplicate environment variables exist in the environment.  (From Egor Duda)
* net.cc (cygwin_socket): Revert Apr 14 change.
* include/sys/file.h: Protect against previous X_OK definition.
* passwd.cc: Eliminate passwd_sem throughout.
* security.cc: Ditto.
* cygwin.din: Export New functions.
* passwd.cc (read_etc_passwd): Make race safe.
(getpwuid_r): New function.
(getpwnam_r): New function.
2001-04-18 21:10:15 +00:00
Christopher Faylor 39b6859a28 * fork.cc (fork_child): Call the __pthread_atforkchild function.
(fork_parent): Call the __pthread_atforkparent function.
* cygwin.din: Export pthread_atfork.
* thread.h (callback): New class.
(MTinterface): Use it.
* thread.cc (__pthread_atforkprepare): New function.
(__pthread_atforkparent): New function.
(__pthread_atforkchild): New function.
(__pthread_atfork): New function.
* pthread.cc (pthread_atfork): New function.
2001-04-13 15:28:20 +00:00
Corinna Vinschen 70c370d674 * dir.cc (mkdir): Check for case clash.
* environ.cc: Add extern declaration for `pcheck_case'.
        (check_case_init): New function.
        (struct parse_thing): Add "check_case" option.
        * errno.cc (_sys_nerrlist): Add text for ECASECLASH.
        (strerror): Add case branch for ECASECLASH.
        * fhandler.cc (fhandler_disk_file::open): Check for case clash.
        * path.cc: Add global variable `pcheck_case'.
        (struct symlink_info): Add member `case_clash' and method `case_check'.
        (path_prefix_p_): Call `pathnmatch' instead of `strncasematch'.
        (pathnmatch): New funtion.
        (pathmatch): Ditto.
        (path_conv::check): Add handling for case checking.
        (symlink): Check for case clash.
        (symlink_info::check): Add parameter for case checking.
        Handle case checking.
        (symlink_info::case_check): New method.
        (chdir): Don't use unconverted path if pcheck_case==PCHECK_STRICT.
        * path.h: Add extern declarations for `pathmatch' and
        `pathnmatch'.
        (enum case_checking): New enumeration type describing
        the case checking behaviour of path conversion routines.
        (class path_conv): Add member `case_clash'.
        * syscalls.cc (_link): Check for case clash.
2001-04-12 21:21:37 +00:00
Corinna Vinschen 0f0a7dc99d * fhandler.cc (fhandler_disk_file::open): Avoid checking a magic
number of a directory.
2001-04-02 14:35:17 +00:00
Christopher Faylor 0cec322603 * fhandler.cc (fhandler_base::read): Remove special handling of CTRL-Z. 2001-03-31 21:24:48 +00:00
Corinna Vinschen 1d39c83a32 * fhandler.cc (fhandler_disk_file::fstat): Add correct modes to
symlinks when stat'ing on FAT or FAT32 file systems.
2001-03-13 13:07:15 +00:00
Christopher Faylor 95a8465ba0 * dlopen.c (dlopen): Return NULL when name is NULL (suggested by
chrisiasci@aol.com).
* cygwin.din: Add a new, internally used export - _check_for_executable.
* dcrt0.cc (dll_crt0_1): Set _check_for_executable for older binaries.  Pass
user_data to premain functions.
* fhandler.cc (fhandler_disk_file::open): Only check for executable if the
linked program is intereested in the executable bit.
(fhandler_disk_file::check_execable_p): Delete.
* fhandler.h (executable_states): New enumeration of various states of
executable bit caring.
(fhandler_base::set_execable_p): New method.
* fhandler_termios.cc (fhandler_termios::line_edit): Flag when a signal has
been sent to the tty.  Return -1 when this is so.
* fhandler_console.cc (fhandler_console::read): Return -1 when signal sending
character encountered.
* path.cc (path_conv::check): Record when path refers to a disk device.  Move
executable extension check here.
(check_sysfile): Accomodate new EXEC path states.
(has_suffix): Remove.
(next_suffix): Remove.
(class suffix_scan): New clas.
(suffix_scan::has): New method.
(suffix_scan:next): New method.
(symlink_info::check): Use suffix_scan method to control for scanning for
suffixes.
* path.h (path_conv::exec_state): New method.
* perprocess.h: Make "C" friendly.
* include/cygwin/version.h: Define CYGWIN_VERSION_CHECK_FOR_S_IEXEC.  Bump
CYGWIN_VERSION_API_MINOR.
* include/sys/cygwin.h: Change premain declarations.
* winsup.h: Move __cplusplus test to after builtin defines.
2001-03-05 06:28:25 +00:00
Corinna Vinschen c5a4eacc69 * cygerrno.h: Revert previous patch.
* errno.cc: Ditto.
        * dir.cc: Eliminate `dir_suffixes'.
        (opendir): Remove usage of `dir_suffixes'.
        (rmdir): Ditto.
        * fhandler.cc (fhandler_disk_file::open): Remove usage of
        `inner_suffixes'.
        * path.cc: Rename `inner_suffixes' to `lnk_suffixes'.
        (path_conv::check): Remove usage of `inner_suffixes'.
        (symlink): Ditto.
        (symlink_info::check): Handle checking for `.lnk' in path_conv
        exclusively here.
        (chdir): Remove usage of `dir_suffixes'.
        * shortcut.c: Eliminate debug_printf lines.
        (check_shortcut): Don't set error except on failing ReadFile.
        * spawn.cc: Remove ".lnk" from `std_suffixes'.
        * syscalls.cc (_unlink): Remove usage of `inner_suffixes'.
        Remove ".lnk" from `stat_suffixes'.
        (_rename): Add check for renaming a symlink to keep the ".lnk"
        suffix after renaming.
2001-02-22 14:51:16 +00:00
Corinna Vinschen 87e6b0981f * fhandler.cc (fhandler_disk_file::open): Use `inner_suffixes' when
resolving real_path.
        * path.cc (symlink): Ditto for win32_topath.
2001-02-22 11:06:25 +00:00
Corinna Vinschen fc168ded9e Add copyright year 2001 2001-02-21 22:59:11 +00:00
Corinna Vinschen 10b06c5ee0 * Makefile.in: Add `-lshell32 -luuid' to link pass for new-cygwin1.dll.
* autoload.cc: Add LoadDLLinitfunc for ole32.dll.
        Add LoadDLLfuncEx statements for CoInitialize@4, CoUninitialize@0
        and CoCreateInstance@20.
        * dir.cc (dir_suffixes): New datastructure.
        (readdir): Check for R/O *.lnk files to hide the suffix.
        (opendir): Use `dir_suffixes' in path conversion.
        (rmdir): Ditto.
        * fhandler.cc (fhandler_disk_file::fstat): Add S_IFLNK flag
        before calling `get_file_attribute'. Take FILE_ATTRIBUTE_READONLY
        into account only if the file is no symlink.
        * path.cc (inner_suffixes): New datastructure.
        (SYMLINKATTR): Eliminated.
        (path_conv::check): Use `inner_suffixes' on inner path components.
        (shortcut_header): New global static variable.
        (shortcut_initalized): Ditto.
        (create_shortcut_header): New function.
        (cmp_shortcut_header): Ditto.
        (symlink): Create symlinks by creating windows shortcuts. Preserve
        the old code.
        (symlink_info::check_shortcut): New method.
        (symlink_info::check_sysfile): Ditto.
        (symlink_info::check): Check for shortcuts. Move code reading
        old system attribute symlinks into symlink_info::check_sysfile().
        (chdir): Use `dir_suffixes' in path conversion.
        * security.cc (get_file_attribute): Check for S_IFLNK flag.
        Force 0777 permissions then.
        * spawn.cc (std_suffixes): Add ".lnk" suffix.
        * syscalls.cc (_unlink): Use `inner_suffixes' in path conversion.
        Check for shortcut symlinks to eliminate R/O attribute before
        calling DeleteFile().
        (stat_suffixes): Add ".lnk" suffix.
        (stat_worker): Force 0777 permissions if file is a symlink.
2001-02-21 21:49:37 +00:00
Corinna Vinschen ae9b22c69b * fhandler.cc (fhandler_base::open): Always add GENERIC_READ access
when opening raw disk devices.
        * fhandler_floppy.cc (fhandler_dev_floppy::lseek): Implement bytewise
        access.
        * fhandler_raw.cc (fhandler_dev_raw::open): Always open raw disk device
        binary.
        (fhandler_dev_raw::raw_write): Don't drop read buffer content when
        writing after read.
2001-02-05 16:10:06 +00:00
Corinna Vinschen 5827f4d98a * environ.cc (struct parse_thing): Add entry for new CYGWIN option
`smbntsec'.
        * path.cc (path_conv::check): Check path for being a remote path.
        If so and `allow_smbntsec' is set to FALSE, set has_acls to FALSE.
        * security.cc: Add global definition for `allow_smbntsec'.
        * security.h: Add extern declaration for `allow_smbntsec'.
        * fhandler.cc (fhandler_disk_file::open): Eliminate extern declaration
        of `allow_ntsec'.
        * syscalls.cc: Ditto.
2000-12-19 19:52:57 +00:00
Corinna Vinschen e1a993d549 * fhandler.cc (fhandler_disk_file::open): Check for buggy CreateFile
condition.
        * path.cc (path_conv::check): Get file system type in call to
        GetVolumeInformation to check for file systems with buggy CreateFile.
        * path.h (enum path_types): Add PATH_HASBUGGYOPEN.
        (class path_conv): Add methods `has_buggy_open' and
        `set_has_buggy_open'.
2000-11-28 18:45:42 +00:00
Christopher Faylor fe1c7fe7a6 * fhandler.cc (is_at_eof): New function.
(fhandler_base::raw_read): Detect special case where last error ==
ERROR_NOACCESS but the file is at EOF.  Most UNIXes do not consider this to be
an error.
2000-11-26 21:45:16 +00:00
Christopher Faylor bb5d559a73 * pinfo.cc (pinfo::init): Reverse order of setting status and pid info in an
execed process to avoid a race.
* sigproc.cc (wait_subproc): Print more info when a WFSO error occurs.
* automode.c: New file.
* syscalls.cc (close_all_files): Streamline slightly.
* cygheap.cc (ccalloc): Clear *entire* allocated array.
2000-11-03 04:27:03 +00:00
Christopher Faylor b12796a06d * path.h (has_exec_chars): Standard function for checking for executable magic
numbers.
* path.cc (symlink_info::check): Use the above function.
* fhandler.cc (fhandler_disk_file::open): Ditto.
2000-10-31 23:14:29 +00:00
Corinna Vinschen 2f7356f39b * fhandler.cc (fhandler_base::fcntl): Treat O_NONBLOCK and OLD_O_NDELAY
as exactly the same. If one is set, both are set.
	* net.cc (fhandler_socket::fcntl): Ditto.
2000-10-25 08:47:23 +00:00