Commit Graph

6468 Commits

Author SHA1 Message Date
Corinna Vinschen 9e1fe26d12 * hookapi.cc (rvadelta): Compute max_size using SizeOfRawData rather
than VirtualSize.
2012-04-04 11:09:44 +00:00
Corinna Vinschen 7c1d11f7e8 * passwd.cc (_getpass_close_fd): New static pthread cleanup handler.
(getpass): Rework to use /dev/tty in the first place.  Install
	_getpass_close_fd as pthread cleanup handler.  Flush prompt explicitely.
	Lock input and switch off signal input handling when reading password.
2012-04-04 09:57:17 +00:00
Corinna Vinschen fba41a7c3d * include/cygwin/version.h (CYGWIN_VERSION_DLL_MINOR): Bump to 13. 2012-04-03 14:54:17 +00:00
Corinna Vinschen f777ddfbe3 * syscalls.cc (fhandler_base::stat_fixup): Replace string comparison
with new device::is_dev_resident() call.
2012-04-03 07:28:48 +00:00
Christopher Faylor 17a61045ff * devices.h (lives_in_dev): New field.
(dev_on_fs): Set bit size.
(is_dev_resident): Define new method.
* devices.in: Use different method for labelling requested name for dev
storage: prefix it with a ='.  Use an actual ':' to denote an internal device.
(exists_console): Avoid repeated test.
(exists_ntdev_silent): Rename from the less-descriptive exists_ntdevs.
(dev_dev_storage): Delete unneeded define.
* gendevices: Add a flag to each line denoting whether the device lives in /dev
space.
(generate): Handle special ":" case here for internal devices.  Parse
=something_dev as requiring a storage location.  Tack the rest of the line back
onto the reformulated "$rest".
* devices.cc: Regenerate.
2012-04-02 20:41:46 +00:00
Corinna Vinschen eb7729eb36 * devices.h (device::get_device): New method.
* fhandler_dev.cc (fhandler_dev::readdir): Set st_ino to device number.
	* syscalls.cc (fhandler_base::stat_fixup): Ditto.  Fix link count for
	CD-ROM devices.  Fix typo in comment.
2012-04-02 19:25:58 +00:00
Corinna Vinschen 467e17b9af * fhandler.h (fhandler_base::stat_fixup): Rename from
fhandler_base::set_ino_and_dev.
	* syscalls.cc (fhandler_base::stat_fixup): Ditto. Accommodate name
	change throughout.  Fixup link count of console devices.
2012-04-02 16:19:29 +00:00
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 1f312200d3 * devices.h (FH_DEV): Define as DEV_VIRTFS_MAJOR class device.
(DEV_DEV_MAJOR): Remove.
	* dtable.cc (fh_alloc): Accommodate above change.
	* syscalls.cc (set_ino_and_dev): Drop check for DEV_DEV_MAJOR from
	conditional.
2012-04-02 11:45:56 +00:00
Corinna Vinschen 949cc8b640 * fhandler.h (fhandler_base::set_ino_and_dev): Declare.
* syscalls.cc (fhandler_base::set_ino_and_dev): New method to set
	st_ino, st_dev, and st_rdev for devices in a single spot.
	(fstat64): Call fhandler_base::set_ino_and_dev instead of setting
	st_ino, st_dev, and st_rdev here.
	(stat_worker): Ditto.
2012-04-02 11:18:45 +00:00
Corinna Vinschen da8274643c * fhandler.h (fhandler_dev::open): Declare.
(fhandler_dev::close): Declare.
	(fhandler_dev::fstat): Declare.
	(fhandler_dev::fstatvfs): Declare.
	(fhandler_cygdrive::fstatvfs): Declare.
	* fhandler_dev.cc (fhandler_dev::open): New method.
	(fhandler_dev::close): Ditto.
	(fhandler_dev::fstat): Ditto.
	(fhandler_dev::fstatvfs): Ditto.
	* fhandler_disk_file.cc (fhandler_base::fstat_helper): Don't fill
	st_rdev.
	(fhandler_cygdrive::fstatvfs): New method.
	* path.h (path_conv::fs_got_fs): New method.
	* mount.h (fs_info::got_fs): Change type to bool, make public.
2012-04-02 11:08:07 +00:00
Corinna Vinschen 5346e8aebb * mount.cc (fillout_mntent): Use "none" rather than 0 when checking
FS type.
2012-04-02 11:00:17 +00:00
Christopher Faylor 881beea81d * dtable.cc (dtable::fixup_close): Define new function.
(dtable::fixup_after_exec): Use fixup_close() and detect when it was not
possible to open an inherited file handle.
(dtable::fixup_after_fork): Defensively close any file handles which were not,
for some reason, inheritable.
* dtable.h: Make #pragma once.
(dtable::fixup_close): Declare new function.
* fhandler_console.cc (fhandler_console::set_unit): Set I/O handles to NULL
when this function fails.
2012-04-01 22:28:39 +00:00
Corinna Vinschen c4ee9311c2 * fhandler_dev.cc (fhandler_dev::readdir): Fix formatting. Simplify
code.  Use device::type() to fetch dirent compatible device type.
	Add comment.
2012-04-01 10:38:07 +00:00
Christopher Faylor 727a81f4d9 * devices.h (device::exists_func): Redefine field.
(device::dev_on_fs): Remove unneeded bit field.  Just make a normal boolean.
(device::exists): Redefine function.
* devices.in: Move previous functions earlier since they are now only defined
static.  Rename some functions due to an as-yet unresolved bug in gendevices.
Rename posix part of internal-only devices with a double-slash.  gendevices
will eventuall translate that to a ":".
(device::parse): Rework to use dev pointer and dev_storage_end.
* devices.cc: Regenerate.
* gendevices: Translate "// to ": after shilka processing.
2012-04-01 07:19:52 +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 4303e52e4f update copyright 2012-03-31 17:38:40 +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 4ceddd6276 *** empty log message *** 2012-03-30 13:27:38 +00:00
Corinna Vinschen 8a92f14092 * posix.sgml (std-notes): Change description of flock restrictions. 2012-03-30 11:29:57 +00:00
Corinna Vinschen a918afd703 * devices.h (DEV_TTY_MAJOR): Define, use throughout where appropriate.
(DEV_VIRTFS_MAJOR): Ditto.
	* fhandler_dev.cc (fhandler_dev::readdir): Add comments.  Tweak tests
	for invisible devices.  Don't print comX devices, only ttySX.  Drop
	requirement to call stat64.
2012-03-30 09:26:45 +00:00
Corinna Vinschen 6e4ac6e81c *** empty log message *** 2012-03-29 18:24:45 +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
Christopher Faylor d46ed263af * fhandler_console.cc (fhandler_console::set_unit): Don't succeed unless we are
opening a console actually associated with this process.
2012-03-29 17:34:55 +00:00
Corinna Vinschen 60ecc3d68b * sec_acl.cc (acl32): Fix potnetial crash if build_fh_name returns NULL. 2012-03-29 15:01:18 +00:00
Christopher Faylor 74daacfd31 * exceptions.cc (ctrl_c_handler): Don't generate a SIGINT if we've execed a
non-cygwin process.  Let the Windows process deal with it itself.
2012-03-29 05:45:49 +00:00
Christopher Faylor cf22fb91a1 * sigproc.cc (proc_terminate): Avoid releasing myself. 2012-03-28 17:28:27 +00:00
Corinna Vinschen 6680cb64f1 * times.cc (clock_setres): Set minperiod to period. 2012-03-28 07:38:35 +00:00
Corinna Vinschen f5e3a51ca0 Fix copyright. 2012-03-27 18:31:09 +00:00
Corinna Vinschen cd24077999 * fhandler_process.cc (process_tab): Add entry for mountinfo.
(format_process_mountstuff): New function, derived from
	format_process_mounts.  Only open another user's user_info shared
	memory area if the process is owned by another user.  Actually
	access the opened shared user_info to get the right mount table.
	For other users, don't print remote cygdrive mount points.  Print
	mountinfo or mounts output depending on the bool mountinfo argument.
	(format_process_mounts): Just call format_process_mountstuff with
	mountinfo set to false.
	(format_process_mountinfo): Ditto with mountinfo set to true.

	* new-features.sgml (ov-new1.7.11): Add mountinfo.
2012-03-27 18:30:28 +00:00
Corinna Vinschen 4b6a427b0a * times.cc (clock_setres): Revert previous change. 2012-03-27 08:50:45 +00:00
Corinna Vinschen c2c7860fff * fhandler.h (class fhandler_dev_clipboard): Add fstat method.
* fhandler_clipboard.cc (cygcb_t): New type for Cygwin-specific
	clipboard format.
	(set_clipboard): Use new clipboard format to allow setting a timestamp.
	(fhandler_dev_clipboard::fstat): New method.  Read modification and
	access timestamp as well as length from clipboard data.
	(fhandler_dev_clipboard::read): Use new clipboard format.
2012-03-26 11:24:51 +00:00
Corinna Vinschen b54d64de05 * hires.h (hires_ms::dmsecs): Drop unused method.
* times.cc (JITTER): Remove.
	(gtod): Revert to process-local variable.
	(hires_ms::nsecs): Just return system time to disallow discrepancy with
	the OS.
	(hires_ms::resolution): Return coarsest timer value from OS.  Add
	comment to explain why.
	(clock_setres): Ditto.
2012-03-26 09:05:50 +00:00
Christopher Faylor d8a7ac6d18 * child_info.h: Reset magic number. 2012-03-21 17:23:57 +00:00
Christopher Faylor b7d95b5bb5 * child_info.h (child_info::postfork): Define new function.
* fork.cc (frok::parent): Call postfork to do all of the manipulation required
prior to calling pinfo::remember.
* pinfo.h (pinfo::set_rd_proc_pipe): Just set pinfo's rd_proc_pipe.  Don't
bother setting it to NULL.
* sigproc.cc (child_info_spawn::wait_for_myself): Call postfork to set up
myself for waiting.
* spawn.cc (child_info_spawn::worker): Avoid now-unnecessary global lock.
Consistently test mode rather than chtype when making wr_proc_pipe decisions.
Call postfork() to set up stuff prior to pinfo::remember.
2012-03-21 15:54:50 +00:00
Corinna Vinschen 5a519b88fa * cygtls.cc (well_known_dlls): Add advapi32.dll. 2012-03-21 10:42:24 +00:00
Christopher Faylor 6daf4afb11 * child_info.h: Reset magic number.
(child_info_spawn::wait_for_myself): Move function to sigproc.cc.
* pinfo.cc (is_toplevel_proc): Delete unneeded variable.
* sigproc.cc (child_info_spawn::wait_for_myself): Move function from header to
here.  Do all setup required to properly wait for top-level execed process to
exit.
* spawn.cc (child_info_spawn::worker): Attempt to properly handle _P_DETACH.
Set wr_proc_pipe if top-level process even when execing.  Just call
wait_for_myself() to...  wait for myself.  Don't call cleanup twice.
2012-03-21 05:23:13 +00:00
Christopher Faylor e102a69b3d * pinfo.cc (proc_waiter): Remove debugging. 2012-03-21 04:45:57 +00:00
Christopher Faylor 30fa154939 * dtable.cc (set_std_handle): Call SetStdHandle with NULL if fd is closed.
(dtable::release): "Close" standard handle if appropriate.
* dcrt0.cc (dll_crt0_0): Fix minor switch formatting problem.
* fork.cc (frok::parent): Make minor comment indentation change.
2012-03-20 23:13:40 +00:00
Corinna Vinschen c1c62a1368 * syscalls.cc (lseek): Fix debug output. 2012-03-20 20:39:32 +00:00
Corinna Vinschen 8ea7221511 * ntdll.h (SharedUserData): Add volatile qualifier. This fixes a
possible infinite loop in hires_ms::timeGetTime_ns.
2012-03-20 18:01:09 +00:00
Christopher Faylor 1fb6667f1c * child_info.h (CURR_CHILD_INFO_MAGIC): Reset.
(child_info::rd_proc_pipe): Declare new field.
(child_info::wr_proc_pipe): Ditto.
(child_info::prefork): Declare new function, derived from previous pinfo
version.
* dcrt0.cc (child_info_fork::handle_fork): Close previous wr_proc_pipe when
appropriate and assign new one from passed-in child_info block.
(child_info_spawn::handle_spawn): Assign our wr_proc_pipe handle from passed-in
child_info block.
* fork.cc (child_info::prefork): Define new function.
(frok::child): Clear rd_proc_pipe and wr_proc_pipe so they will not be closed
by the child_info destructor.
(frok::parent): Use child_info prefork handling, outside of retry loop.  Set
rd_proc_pipe in child's pinfo after successful CreateProcess.  Eliminate
postfork call.
* globals.cc (my_wr_proc_pipe): Define/declare new variable.
* pinfo.cc (pinfo::pending_rd_proc_pipe): Delete.
(pinfo::pending_wr_proc_pipe): Ditto.
(pinfo::prefork): Ditto.
(pinfo::postfork): Ditto.
(pinfo::postexec): Ditto.
(pinfo::wait): Assume that rd_proc_pipe is set up correctly prior to call.
(_pinfo::alert_parent): Replace "wr_proc_pipe" with "my_wr_proc_pipe".
* pinfo.h (_pinfo::_wr_proc_pipe): Delete declaration.
(_pinfo::set_rd_proc_pipe): Define new function.
(pinfo::pending_rd_proc_pipe): Delete declaration.
(pinfo::pending_wr_proc_pipe): Ditto.
(pinfo::prefork): Ditto.
(pinfo::postfork): Ditto.
(pinfo::postexec): Ditto.
(pinfo::wr_proc_pipe): Ditto.
* sigproc.cc (child_info::child_info): Clear rd_proc_pipe and wr_proc_pipe.
(child_info::cleanup): Close rd_proc_pipe and wr_proc_pipe if necessary.
(child_info_fork::child_info_fork): Set forker_finished to NULL by default.
(child_info_spawn::child_info_spawn): Use my_wr_proc_pipe rather than
myself->wr_proc_pipe.
(child_info::sync): Ditto.
(child_info_spawn::cleanup): Call child_info::cleanup.
* spawn.cc (child_info_spawn::worker): Remove call to myself.prefork().  Set
wr_proc_pipe when execing or set up new rd_proc_pipe/wr_proc_pipe via
child_info::prefork when spawning.  Remove call to pinfo::postexec.  Set
rd_proc_pipe in child pinfo when spawning.  Use my_wr_proc_pipe rather than
myself->wr_proc_pipe.  Remove call to postfork.
2012-03-20 15:07:30 +00:00
Christopher Faylor e9a6f9c625 * pinfo.cc (pinfo_init): Cosmetic change: unset "destroy" for myself.
(pinfo::wait): Change some comments.
(pinfo::prefork): Move a comment.
(pinfo::postfork): Set pending_*_pipe variables to NULL if closed.
(pinfo::postexec): Use right name when closing handle.
(_pinfo::alert_parent): Ditto.
* sigproc.h (hold_everything): Remove debugging label.
2012-03-20 02:08:14 +00:00
Christopher Faylor 33a6952b7f * cygserver_ipc.h: Include sigproc.h for signal_arrived declaration. 2012-03-19 20:18:18 +00:00
Christopher Faylor 374d215cca * cygprops.h: Use #pragma once.
* mkglobals_h: Ditto for generated globals.h file.
* globals.cc: Use specific NO_GLOBALS_H flag to control inclusion of globals.h.
* winsup.h: Honor NO_GLOBALS_H to control inclusion of globals.h.  Make
clear_procimptoken extern inline so that it is only defined when needed.
2012-03-19 17:49:40 +00:00
Corinna Vinschen d0d8b75350 * thread.cc (cancelable_wait): Don't malloc tbi, just make it a struct
on the stack to avoid memory leak.
2012-03-19 17:34:23 +00:00
Christopher Faylor d9492ab8d2 * pinfo.cc (pinfo::wait): Handle case where prefork was not called prior to
calling wait().  This is the case when we are reabsorbing processes after being
execed.
2012-03-19 16:51:30 +00:00
Christopher Faylor 4aeaedf961 * fork.cc (lock_signals): Move to sigproc.h.
(lock_pthread): Ditto.
(hold_everything): Ditto.
(frok::parent): Call myself.prefork() just before calling CreateProcess.  Call
myself.postfork () on function exit.
* pinfo.cc (pinfo::pending_rd_proc_pipe): Define.
(pinfo::pending_wr_proc_pipe): Ditto.
(_pinfo::dup_proc_pipe): Delete.
(pinfo::wait): Move pipe creation into pinfo::prefork.  Set pipe variables from
pending_*.
(_pinfo::sync_proc_pipe): Delete.
(_pinfo::proc_pipe_owner): Ditto.
(pinfo::prefork): Define new function.
(pinfo::postfork): Ditto.
(pinfo::postexec): Ditto.
(_pinfo::alert_parent): Remove obsolete call to sync_proc_pipe.
(_pinfo::dup_proc_pipe): Delete declaration.
(_pinfo::sync_proc_pipe): Ditto.
(pinfo::pending_rd_proc_pipe): Declare.
(pinfo::pending_wr_proc_pipe): Ditto.
(pinfo::prefork): Declare new function.
(pinfo::postfork): Ditto.
(pinfo::postexec): Ditto.
(pinfo::wr_proc_pipe): Define new wrapper function.
* sigproc.h: Include "sync.h".  Move locking functions from fork to here.
* spawn.cc (child_info_spawn::worker): Delete now-unneeded requirement to
record orig_wr_proc_pipe.  Call hold_everything prior to doing anything.  Call
myself.prefork() if spawning.  Replace wr_proc_pipe synchronization with call
to myself.postexec().  Call myself.postfork() if not execing.
* sync.h: Replace #ifdef wrapper with "#pragma once".
2012-03-16 20:20:29 +00:00
Corinna Vinschen b732246b87 * hookapi.cc (hook_or_detect_cygwin): Change condition when to use
importRVAMaxSize or importRVASize for the mapping size.  Make sure
	to map never more than the section size.  Change comments accordingly.
2012-03-13 17:15:28 +00:00
Corinna Vinschen d098f404d4 * include/netdb.h (h_errno): Add self-referencing macro and comment. 2012-03-13 09:13:02 +00:00
Christopher Faylor 3617fc8859 Christopher Faylor <me.cygwin2012@cgf.cx>
* fhandler.h (wait_return): Add overlapped_nullread.
* fhandler.cc (fhandler_base_overlapped::wait_overlapped): Detect zero-byte
read as a special case.
(fhandler_base_overlapped::raw_read): Keep looping when zero-byte read detected
without EOF.
(fhandler_base_overlapped::raw_write): Quiet gcc warning by adding
overlapped_nullread to switch statement even though it will never actually be
hit.
2012-03-12 21:29:36 +00:00
Christopher Faylor 6c95669d23 * dtable.cc (fh_alloc): Treat pc.dev as unsigned.
* fhandler_console.cc (fhandler_console::set_unit): Use lock always to avoid
races between competing cygwin processes running on the console.
2012-03-10 17:51:33 +00:00
Corinna Vinschen e928291c63 * hookapi.cc (find_first_notloaded_dll): Fix a compiler warning. 2012-03-09 12:42:14 +00:00
Corinna Vinschen acb3c3e564 * hookapi.cc (rvadelta): Add parameter to return maximum available
size from start of import RVA table to end of section.
	(find_first_notloaded_dll): Take big executables into account.  Use
	offset and size computation as in hook_or_detect_cygwin, just simpler.
	(hook_or_detect_cygwin): Return NULL rather than false througout.
	Change computation of required mapping size to take non-gcc compilers
	into account.  Explain the differences and what we do against them.
	Don't alloca buf if fn is NULL.  Never use buf if fn is NULL.

	Fix name and address in previous ChangeLog entry.
2012-03-09 12:37:37 +00:00
Corinna Vinschen 3e25449aa5 * net.cc (call_gaa): New thread function to call GetAdaptersAddresses.
(get_adapters_addresses): Call call_gaa.  If necessary, call it as
	child thread.  Explain why that's necessary.
2012-03-08 16:02:44 +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
Christopher Faylor ab79e06445 * pinfo.cc (_pinfo::dup_proc_pipe): Reorganize to provide more information for
failing condition.
(pinfo::wait): Pass name of function to dup_proc_pipe.  Eliminate error check
for dup_proc_pipe since it never actually returned an error.
* pinfo.h (_pinfo::dup_proc_pipe): Add an argument.
* spawn.cc (child_info_spawn::worker): Pass name of function to dup_proc_pipe.
2012-03-07 17:09:37 +00:00
Corinna Vinschen 1d928241e1 * glob.cc (MAXPATHLEN): Reinstantiate with a value of 8192. 2012-03-07 10:12:28 +00:00
Corinna Vinschen 86b87ffa9b * pinfo.cc (_pinfo::dup_proc_pipe): Fix order of arguments in debug
output.
2012-03-05 12:12:10 +00:00
Corinna Vinschen 292cd759a1 * init.cc (dll_entry): Move wincap.init call back from here...
* dcrt0.cc (dll_crt0_0): ...to here.
2012-03-05 12:09:22 +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 75effa37fc * dll_init.cc (dll_list::operator[]): Extend comment a bit more to
explain previous patch.
2012-03-05 10:27:44 +00:00
Corinna Vinschen f5b0d9d414 * dll_init.cc (dll_list::alloc): Compare linked DLLs by basename only.
Explain why.  Add code to check if a DLL with the same basename but
	different path is the same DLL.  Bail out if not.
	(in_load_after_fork): New static NO_COPY bool to allow to differ
	between linked and loaded DLL at fork.
	(dll_list::load_after_fork): Set in_load_after_fork accordingly.
	(dll_dllcrt0_1): Don't treat DLL as linked if in_load_after_fork is set.
	Drop test for in_forkee.
2012-03-04 16:47:45 +00:00
Corinna Vinschen 50124fc056 * dll_init.cc: Revert pathname changes from 2012-02-08.
(dll_list::operator[]): Add long comment to explain the misery.
	(dll_list::alloc): Skip long pathname prefix potentially returned by
	GetModuleFileNameW.
	* dll_init.h (dll_list::find_by_modname): Add back declaration.
2012-03-04 13:50:12 +00:00
Corinna Vinschen cd78c479f4 * winver.rc: Bump copyright date. 2012-03-04 13:19:21 +00:00
Christopher Faylor bd7c945953 * fhandler_console.cc (fhandler_console::dup): Only set ctty when we haven't
specifically called setsid.
* fhandler_tty.cc (fhandler_pty_slave::dup): Ditto.  Also add comment
documenting research into rxvt problem.
* fhandler_termios.cc (fhandler_termios::tcsetpgrp): Don't check specifically
for myself->ctty == -1.  Test for > 0 as that is the correct test.
(fhandler_termios::sigflush): Ditto.
2012-03-03 21:35:30 +00:00
Corinna Vinschen 56bed67046 * flock.cc (allow_others_to_sync): Reorder conditional expression to
check for DACL presence first, since otherwise dacl pointer value is
	undefined.  Add comment.
2012-03-02 17:20:11 +00:00
Corinna Vinschen b4ad7197fb * flock.cc (allow_others_to_sync): Use RtlGetDaclSecurityDescriptor
rather than accessing the SECURITY_DESCRIPTOR structure directly.
	Take no DACL and NULL DACL into account.
2012-03-02 17:07:17 +00:00
Corinna Vinschen 3118315f06 Fix typo in ChangeLog entry 2012-03-02 12:01:27 +00:00
Corinna Vinschen 109bc58303 * fhandler_console.cc (fhandler_console::input_tcsetattr): Revert
prevois patch.
	(fhandler_console::open_setup): Install Ctrl-C handler here, if this
	console is the controlling tty and the process hasn't been started by
	a Cygwin process.
2012-03-02 11:56:06 +00:00
Corinna Vinschen bfeed1643e * fhandler_console.cc (fhandler_console::input_tcsetattr): Set the
state of the Ctrl-C handler depending on the setting of
	ENABLE_PROCESSED_INPUT.
2012-03-02 10:17:16 +00:00
Eric Blake 580df3b6ae tcgetsid: fix return type
* include/sys/termios.h (tcgetsid): Fix return type.
* termios.cc (tcgetsid): Likewise.
* fhandler_termios.cc (fhandler_termios::tcgetsid): Likewise.
* fhandler.h (fhandler_base): Likewise.
* fhandler.cc (fhandler_base::tcgetsid): Likewise.
2012-02-28 14:03:03 +00:00
Corinna Vinschen d783d46cca * cygtls.cc (well_known_dlls): Add shlwapi.dll. 2012-02-28 09:44:14 +00:00
Corinna Vinschen 07a6b9dd22 * cygtls.cc (dll_cmp): New comparison function for bsearch.
(well_known_dlls): New array containing well-known DLLs.
	(_cygtls::call2): Add code for BLODA detection.
	* net.cc (fdsock): Ditto.
2012-02-27 11:55:27 +00:00
Corinna Vinschen 2c6df2a984 Drop "potentially" from latest ChangeLog entry. 2012-02-26 15:49:31 +00:00
Corinna Vinschen 97ad248f0c * environ.cc (enum settings): Add setbool. Rename justset to setdword
to avoid future problems.
	(struct parse_thing): Change all justset to setbool for bool variables.
	(parse_options): Add a case for setbool setting for bool variables
	since justset (now setdword) always writes a DWORD value, thus
	potentially overwriting adjacent memory locations.
	* external.cc (cygwin_internal): Drop extern declaration.
2012-02-26 15:47:43 +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
Corinna Vinschen dbf576fd86 * flock.cc (LOCK_DIR_NAME_FMT): Define.
(LOCK_DIR_NAME_LEN): Define.
	(LOCK_DIR_NAME_DEV_OFF): Define.
	(LOCK_DIR_NAME_INO_OFF): Define.
	(LOCK_OBJ_NAME_FMT): Define.  Add comment.
	(class lockf_t): Use bitsize-explicit types.  Declare from_obj_name,
	(class inode_t): Make use, unuse and inuse methods public.  Add a
	lock argument to get method declaration.
	(inode_t::get): Add lock argument.  Only lock node if lock arg is true.
	(inode_t::inode_t): Use LOCK_DIR_NAME_FMT as format string.
	(lockf_t::from_obj_name): New method to generate lockf_t content from
	lock event object basename.
	(inode_t::get_all_locks_list): Just call from_obj_name here and copy
	result into final lockf_t.
	(create_lock_obj_attr): Use LOCK_OBJ_NAME_FMT as format string.
	(create_lock_in_parent): New thread function to create lockf_t
	structure in parent process.
	(delete_lock_in_parent): New thread function to reap stale BSD locks in
	parent process.
	(lockf_t::create_lock_obj): Try to duplicate lock object handle into
	parent process and call create_lock_in_parent as parent remote thread.
	(lockf_t::del_lock_obj): Call delete_lock_in_parent as parent remote
	thread.
	(fhandler_disk_file::lock): Add lock arg to inode_t::get call.
2012-02-26 12:34:17 +00:00
Christopher Faylor 704bb69dcb * include/cygwin/version.h (CYGWIN_VERSION_DLL_MINOR): Bump to 12. 2012-02-25 17:32:38 +00:00
Corinna Vinschen 5ffd5f300f *** empty log message *** 2012-02-25 10:48:35 +00:00
Yaakov Selkowitz 10c8aafdb8 Document pldd. 2012-02-24 10:21:34 +00:00
Yaakov Selkowitz e0af71f092 Document scandirat. 2012-02-22 02:07:07 +00:00
Yaakov Selkowitz e587f14b6f * cygwin.din (scandirat): Export.
* posix.sgml (std-gnu): Add scandirat.
	* syscalls.cc (scandirat): New function.
	* include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.
	* include/sys/dirent.h (scandirat): Declare.
2012-02-22 01:58:24 +00:00
Corinna Vinschen 801bf9f272 * shared.cc (shared_info::init_obcaseinsensitive): Check actual state
of case sensitivity on post-Windows 2000 systems.
	* wincap.h (wincaps::kernel_is_always_casesensitive): New element.
	* wincap.cc: Implement above element throughout.
2012-02-21 17:03:51 +00:00
Corinna Vinschen 3c53eaeb5b * flock.cc (inode_t::del_my_locks): Drop useless counter lc. Close
lock object handle explicitely in case of called during fork.  Add
	comment to explain why.
	* fork.cc (frok::child): Drop declaration of fixup_lockf_after_fork.
2012-02-20 14:08:37 +00:00
Corinna Vinschen 2196614e3d * timer.cc (getitimer): Don't create another local ret variable in
timer_gettime calling branch.  Simplify conditional since timer_gettime
	always returns 0 or -1 anyway.
2012-02-17 17:34:01 +00:00
Corinna Vinschen 1cb1472404 * ntdll.h (struct _PEB): Add EnvironmentUpdateCount member.
* spawn.cc (child_info_spawn::worker): Speed up job recognition.  Expand
	comment to explain every little detail and so we never forget.
	* wincap.h (wincaps::has_program_compatibility_assitant): New element.
	* wincap.cc: Implement above element throughout.
2012-02-17 14:26:18 +00:00
Corinna Vinschen e86c278998 * mount.cc (get_disk_type): Drop unneeded toupper call. Convert case
constants to wide chars.
2012-02-17 14:17:12 +00:00
Corinna Vinschen 732f3bc821 *** empty log message *** 2012-02-16 11:12:00 +00:00
Corinna Vinschen 9de0461985 * autoload.cc (NetUseGetInfo): Define.
* fhandler_disk_file.cc (fhandler_cygdrive::opendir): Rename flptst
	to drive.  Call new get_disk_type function rather than is_floppy and
	check SMB drives with the NetUseGetInfo function.  Explain why.
	* mount.cc (get_disk_type): New function to evaluate disk type from
	native NT device name.
	(is_floppy): Remove.
	* mount.h (enum disk_type): Define.
	(get_disk_type): Declare.
	* path.h (is_floppy): Drop declaration.
2012-02-16 11:02:05 +00:00
Corinna Vinschen fb97e87479 * miscfuncs.cc: Revert change from 2012-02-13 which used the
Windows-provided stack rather than an own stack created in
	CygwinCreateThread.
	(struct thread_wrapper_arg): Rename commitsize to stacklimit.
	(CygwinCreateThread): Rename commitsize to real_stacklimit.
2012-02-15 21:34:06 +00:00
Corinna Vinschen 5e7c84e554 * dtable.cc (dtable::init_std_file_from_handle): Use tmp_pathbuf for
name.
	(handle_to_fn): Ditto for device.  Fix size in QueryDosDeviceW call.
2012-02-15 16:11:36 +00:00
Christopher Faylor a0f4e7d3f1 * smallprint.cc (tmpbuf): Declare new class holding a static buffer, protected
by a lock.
(__small_vsprintf): Use tmpbuf to hold large buffer.
(__small_vswprintf): Ditto.
2012-02-15 15:33:56 +00:00
Corinna Vinschen 5eb802f8ed * flock.cc (lf_setlock): Add timeout variable and set before calling
WFMO.  Drop debug output if process is not available.  Set timeout to
	0 instead.  Document timeout 0 in WFMO comment.
	(lf_getblock): Drop invalid F_POSIX lock type shortcut.  Only return
	overlap if event is not signalled.  Fix comment.
2012-02-15 14:43:07 +00:00
Christopher Faylor 1423a93374 . 2012-02-14 20:04:59 +00:00
Christopher Faylor 4eb5175d90 * pinfo.cc (_pinfo::set_ctty): Revert 2012-02-07 change to skip function if tty
in question == our ctty.
* syscalls.cc (setsid): Avoid two function calls.
* dtable.cc (dtable::dup_worker): Remove debugging.
* init.cc (search_for): Calculate for every new process rather than using
shared value.
(threadfunc_ix): Fill in for ever new process rather than sing shared value.
2012-02-14 19:08:20 +00:00
Corinna Vinschen 5401796acf * fhandler_disk_file.cc (fhandler_cygdrive::fstat): Don't bother to
set st_nlink correctly, just set it to 1 to avoid potential network
	timeouts.
2012-02-14 15:22:13 +00:00
Corinna Vinschen a8c8f19a43 * flock.cc (lf_setlock): Don't close waited lock object handle before
we own the node lock.  Fix comment.
2012-02-14 13:55:45 +00:00
Corinna Vinschen 8895d962d5 * cygheap.cc (init_cygheap::init_installation_root): Convert function
init_installation_root into a cygheap method.
	* cygheap.h (struct init_cygheap): Move installation_root,
	installation_key, and installation_key_buf from shared
	.cygwin_dll_common DLL section to cygheap.  Declare new method
	init_installation_root.
	* dtable.cc (handle_to_fn): Accommodate the move of installation strings
	to the cygheap.
	* external.cc (cygwin_internal): Ditto.
	* fhandler_console.cc (fhandler_console::open_shared_console): Ditto.
	* fhandler_mailslot.cc (fhandler_mailslot::get_object_attr): Ditto.
	* fhandler_tty.cc: Ditto, throughout.
	* mount.cc (mount_info::init): Ditto.
	* pipe.cc (fhandler_pipe::create): Ditto.
	* shared.cc: Ditto, throughout.
	(installation_root): Remove.
	(installation_key): Move to cygheap.
	(installation_key_buf): Ditto.
	(installation_root_inited): Remove.
	(SPIN_WAIT): Remove.
	(init_installation_root): Move to cygheap.
	(memory_init): Call cygheap->init_installation_root right after
	cygheap->user.init.  Drop call of init_installation_root function.
	* shared_info.h (init_installation_root): Drop declaration.
	(installation_root): Ditto.
	(installation_key): Ditto.
	* uinfo.cc (pwdgrp::load): Accommodate the move of installation strings
	to the cygheap.
2012-02-14 11:27:43 +00:00
Corinna Vinschen 78b5f9545d * thread.cc: Drop including unused headers. 2012-02-14 09:45:21 +00:00
Corinna Vinschen 722c69734d * miscfuncs.cc (struct thread_wrapper_arg): Convert char * to PBYTE.
Change related casts throughout.
	(thread_wrapper): Only do the thread change if the application provided
	the stack.  Otherwise, just use the Windows-provided stack.  Set up
	POSIX guardpage here, if necessary.  Move related comment from
	CygwinCreateThread here.
	(CygwinCreateThread): Never allocate and set up own stack here.  Just
	compute stack size to reserve and use value in CreateThread call if
	stack hasn't been provided by the application.
2012-02-13 15:23:03 +00:00
Corinna Vinschen d7bcd2a16f * Makefile.in (clean): Remove non-existant regexp dir.
* collate.h: New header.
	(__collate_range_cmp): Declare.
	(__collate_load_error): Define.
	* glob.cc: Pull in latest version from FreeBSD.  Simplify and reduce
	Cygwin-specific changes.
	* regex/regcomp.c: Include collate.h on Cygwin as well.
	(__collate_range_cmp): Move from here...
	* nlsfuncs.cc (__collate_range_cmp): ...to here.

	* miscfuncs.cc (thread_wrapper): Fix typo in comment.
	(CygwinCreateThread): Take dead zone of Windows stack into account.
	Change the way how the stack is commited and how to handle guardpages.
	Explain how and why.
	* thread.h (PTHREAD_DEFAULT_STACKSIZE): Change definition.  Explain why.
2012-02-13 13:12:37 +00:00
Yaakov Selkowitz e633eaec08 * include/pthread.h: Include time.h as required by POSIX. 2012-02-13 01:46:46 +00:00
Christopher Faylor e52a43f101 * exception.h (stackdump): Declare.
* exceptions.cc (stackdump): Rework to perform all operations needed for a
stackdump and to avoid recursion.
(exception::handle): Use simplified stackdump interface.
* sigproc.cc (signal::exit): Ditto.  Delete now, uneeded declaration.
2012-02-12 22:43:33 +00:00
Corinna Vinschen ce48510394 * miscfuncs.cc (DEFAULT_STACKSIZE): Remove.
(CygwinCreateThread): Simplify code by assuming that now stack-related
	input values are undefined.  Set stack protection to PAGE_READWRITE,
	as is default on Windows.  Add lengthy comment to explain POSIX
	guardpage.
	* thread.cc (pthread_attr::pthread_attr): Initialize stacksize as
	PTHREAD_DEFAULT_STACKSIZE.  Initialize guardsize as
	PTHREAD_DEFAULT_GUARDSIZE.
	* thread.h (PTHREAD_DEFAULT_STACKSIZE): Define.  Add comment to explain.
	(PTHREAD_DEFAULT_GUARDSIZE): Define.
2012-02-11 17:37:02 +00:00
Corinna Vinschen 793371f584 * miscfuncs.cc (DEFAULT_STACKSIZE): Set to 1 Megs. Drop comment about
RLIMIT_STACK.

	* registry.cc (get_registry_hive_path): Expect the user hive path to
	be never longer than MAX_PATH.  Don't prepend native NT path prefix
	here.  Add comment.
	(load_registry_hive): Prepend native NT path prefix here.  Additionally
	try to load user's classes hive.
	* uinfo.cc (cygheap_user::env_userprofile): Reduce size of
	userprofile_env_buf to MAX_PATH.  Add comment.
2012-02-10 20:56:22 +00:00
Christopher Faylor c38a2d8373 * syscalls.cc (setsid): On second thought, in the spirit of keeping things
kludgy, set ctty to -2 here as a special flag, and...
(open): ...only eschew setting O_NOCTTY when that case is detected.
2012-02-10 16:43:36 +00:00
Christopher Faylor 93b18fd232 * syscalls.cc (open): Semi-revert (?) to allowing open of a tty to become
controlling tty if there is no controlling tty.
2012-02-10 16:33:53 +00:00
Christopher Faylor 3b20fd9324 * exceptions.cc (setup_handler): Reduce system_printf to sigproc_printf since
it is for a transient situation which will undoubtedly be handled.
2012-02-09 16:05:23 +00:00
Corinna Vinschen cd1a95f55a * fhandler_dsp.cc (fhandler_dev_dsp::Audio_out::write): Set
bytes_to_write to 0 in case it fits into the buffer, otherwise suffer
	early EOF in caller.
2012-02-09 15:23:17 +00:00
Corinna Vinschen 9eba4de269 * dll_init.h (struct dll): Re-add modname.
* dll_init.cc: Throughout, use modname where it was used before.
	(dll_list::operator[]): Use modname.  Move comment from dll_list::alloc
	here and remove hint about GetModuleBaseNameW.
	(dll_list::alloc): Store full path in name, pointer to basename in
	modname.  Search dll using modname.
2012-02-09 14:41:21 +00:00
Corinna Vinschen e7420de9a2 *** empty log message *** 2012-02-09 09:04:10 +00:00
Christopher Faylor 06f46dc379 * dtable.cc (dtable::init_std_file_from_handle): Reinstate opening tty handles
with O_RDWR permissions.
2012-02-09 01:20:55 +00:00
Corinna Vinschen 461c56569f * thread.cc (__pthread_cond_wait_init): New static function replacing
__pthread_cond_dowait.  Only check and potentially initialize cond and
	mutex, drop call to (*cond)->wait.
	(pthread_cond_timedwait): Replace call to __pthread_cond_dowait with
	separate calls to __pthread_cond_wait_init and (*cond)->wait to be
	able to initialize cond before accessing its clock_id member.
	(pthread_cond_wait): Ditto (more or less).
2012-02-08 19:58:37 +00:00
Christopher Faylor 30c66cea49 * include/sys/wait.h: Remove C++ inline functions for `union wait'. For C++
use `void *' as __wait_status_ptr_t instead.  This is less type safe but fixes
compile error on `wait(NULL)'.  Remove extra `;'.
2012-02-08 19:51:13 +00:00
Corinna Vinschen bb2b641c13 * sigproc.cc (child_info_fork::abort): Call TerminateProcess rather
than ExitProcess.
2012-02-08 19:43:14 +00:00
Corinna Vinschen 7dc730e8ee * uinfo.cc (cygheap_user::env_userprofile): Simplify since network
drives are not supported here.
2012-02-08 17:51:34 +00:00
Corinna Vinschen a7a03a3920 * uinfo.cc (cygheap_user::env_userprofile): Convert native
userprofile path returned from get_registry_hive_path to Win32 path.
2012-02-08 17:45:43 +00:00
Corinna Vinschen 8f4ea5f005 * dll_init.cc: Throughout, drop usage of modname in favor of name.
(dll_list::find_by_modname): Remove.
	(dll_list::alloc): Only store module basename in name.  Add comment to
	explain why.  Simplify address check.  Fix formatting in comment.
	* dll_init.h (struct dll): Drop modname and find_by_modname.
2012-02-08 17:35:02 +00:00
Corinna Vinschen 25e67cd634 * dll_init.cc (dll_list::alloc): Add DLL name to fabort output. Fix
fabort string in case of bss start.
2012-02-08 14:41:51 +00:00
Corinna Vinschen 9553860f41 * include/sys/sysmacros.h: Include sys/types.h. 2012-02-08 14:08:58 +00:00
Corinna Vinschen b23ef0bc0a * mount.cc (mount_info::create_root_entry): Fix format specifier in
api_fatal message.
2012-02-07 17:34:29 +00:00
Corinna Vinschen 3b8698d7be * include/process.h: Move here from include/cygwin subdir.
* exec.cc: Change include of process.h to reflect the fact that it's
	now back in include.
	* spawn.cc: Ditto.
	* syscalls.cc: Ditto.
2012-02-07 17:15:07 +00:00
Christopher Faylor 3e9c8f2e81 * cygheap.cc (init_cygheap::manage_console_count): Delete.
* cygheap.h (init_cygheap::manage_console_count): Ditto.
(init_cygheap::console_count): Ditto.
* fhandler.h (fhandler_console::has_a): Ditto.
(fhandler_console::free_console): Declare new function.
* fhandler_console.cc (fhandler_console::free_console): Define new function.
(fhandler_console::open_setup): Delete call to manage_console_count.
(fhandler_console::close): Ditto.  Replace with call to free_console().
* fhandler_tty.cc (fhandler_pty_slave::open): Delete call to
manage_console_count.
(fhandler_pty_slave::cleanup): Ditto.
(fhandler_pty_slave::close): Call fhandler_console::free_console() if this is
our controlling tty.
* pinfo.cc (_pinfo::set_ctty): Skip function if tty in question == our ctty.
Delete call to manage_console_count.
* syscalls.cc (close_all_files): Avoid locking and avoid setting errno when
iterating over fds.
2012-02-07 16:54:14 +00:00
Christopher Faylor a72ada654e * include/cygwin/version.h: Bump CYGWIN_VERSION_DLL_MINOR to 11. 2012-02-07 16:50:19 +00:00
Corinna Vinschen f5f62dd281 *** empty log message *** 2012-02-05 14:27:25 +00:00
Corinna Vinschen 02f63d4720 * grp.cc (pwdgrp::parse_group): Convert grp from macro to reference.
* passwd.cc (pwdgrp::parse_passwd): Ditto for res.
2012-02-03 12:26:08 +00:00
Christopher Faylor ab1fb53505 * syscalls.cc (close_all_files): Use cygheap_fdget to manipulate fhandler. Use
debug_only_printf.
2012-02-02 16:58:13 +00:00
Corinna Vinschen b2ec6677ed Fix memory and handle leaks due to fdopendir:
* dir.cc (closedir): Call global close instead of just releasing the
	fhandler.
	* fhandler_disk_file.cc (fhandler_disk_file::closedir): Don't close
	fhandler handle here, rely on global closedir doing the right thing.
	* fhandler_registry.cc (fhandler_registry::readdir): Also delete
	d_hash when closing registry key.
	(fhandler_registry::rewinddir): Ditto.

	Avoid infinite recursion in VirtualStore under UAC:
	* fhandler_registry.cc (VIRT_CLASSES_KEY_PREFIX): Define.
	(VIRT_CLASSES_KEY_SUFFIX): Ditto.
	(VIRT_CLASSES_KEY): Ditto.
	(VIRT_CLASSES_LINKTGT): Ditto.
	(fhandler_registry::exists): Return virt_symlink as file type if
	this is a Classes key under the VirtualStore.
	(fhandler_registry::fstat): Handle virt_symlink.
	(fhandler_registry::readdir): Return DT_LNK as d_type if this is a
	Classes key under the VirtualStore.
	(fhandler_registry::fill_filebuf): Handle Classes symlink.

	Handle user impersonation in /proc/registry access:
	* autoload.cc (RegOpenUserClassesRoot): Define.
	(RegOpenCurrentUser): Define.
	* fhandler_registry.cc (RegOpenUserClassesRoot): Declare function
	missing in w32api.
	(RegOpenCurrentUser): Ditto.
	(fetch_hkey): New function.
	(fhandler_registry::open): Call fetch_hkey to get root registry key.
	(open_key): Ditto.
2012-02-02 13:58:20 +00:00
Christopher Faylor 89c1003e78 Grr. Fix another typo. 2012-02-01 18:28:34 +00:00
Christopher Faylor 29b7448d58 * fcntl.cc (fcntl64): Add introductory debug statement. Call dup3 directory
via dtable method to avoid over-incrementing refcnt.
2012-02-01 17:38:07 +00:00
Christopher Faylor 8fa8b3a389 * dtable.cc (dtable::dup_worker): Add comment explaining why refcnt isn't
incremented here.
(dtable::dup3): Simplify slightly.  Add comment.
* syscalls.cc (dup3): Increment refcnt here, similarly to dup2.
2012-02-01 17:20:02 +00:00
Christopher Faylor 4c68bf65c8 fix typo 2012-02-01 05:43:30 +00:00
Christopher Faylor ee766fda68 * fhandler.cc (fhandler_base_overlapped::has_ongoing_io): Don't block
GetOverlappedResult since previous IsEventSignalled will have reset the handle.
* select.cc (cygwin_select): Remove space before parentheses in syscall
debugging output.
(pipe_data_available): Streamline if block.
2012-02-01 05:27:42 +00:00
Christopher Faylor d3cb1dffef * syscalls.cc (dup3): Fix debug typo.
* fhandler.cc (flush_async_io): Assume only called for writer.  Call
GetOverlappedResult directly rather than kluding call to has_ongoing_io.
(fhandler_base_overlapped::close): Only start flush thread when closing write
handle.  Only cancel I/O when reading.
2012-01-31 23:52:52 +00:00
Corinna Vinschen 1b79b38101 * Makefile.in (CYGWIN_BINS): Add tzset.
* tzset.c: New tool, new file.
	* utils.sgml (tzset): New section.

	* new-features.sgml (ov-new1.7.10): Add tzset.

	* release/1.7.10: Add tzset.
2012-01-29 09:41:06 +00:00
Corinna Vinschen e2c22341c2 * cygwin.din: Fix order (DATA first). 2012-01-28 14:44:01 +00:00
Corinna Vinschen deeffc5036 * dcrt0.cc (is_dos_path): New macro to recognize drive letter and UNC
DOS paths.
	(globify): Call is_dos_path instead of isdrive.
2012-01-27 09:28:38 +00:00
Christopher Faylor c9241c2619 * sigproc.cc (child_info::retry_count): Actually that should have been 0. 2012-01-26 18:14:11 +00:00
Christopher Faylor bd4174619e * sigproc.cc (child_info::retry_count): Default to 1. 2012-01-26 16:35:34 +00:00
Corinna Vinschen 5ad6d0a486 * syscalls.cc (gethostid): Simplify. Just fetch MachineGuid and
create hash from there.
2012-01-23 12:59:44 +00:00
Christopher Faylor 1ad58ee709 * fhandler.h (fhandler_fifo::arm): Declare new function.
* fhandler_fifo.cc (fhandler_fifo::arm): Define new function.
(fhandler_fifo::open): Fix handling of RDWR pipes to avoid opening a second
handle.  Use arm() function to set events.
(fhandler_fifo::raw_read): Correctly go into "connect again logic" when we
detect another writer is available.  Use arm() function to set event.
* pipe.cc (fhandler_pipe::create): Add more detail to debugging output.
2012-01-22 21:43:25 +00:00
Christopher Faylor 5b09af7a51 clarify wording 2012-01-22 17:57:52 +00:00
Christopher Faylor 0646a508aa * cygheap.h (cygheap_fdmanip::release): Simplify.
* dtable.cc (dtable::release): Make void again.  Skip not_open check since it
is guaranteed to be open.  Don't bother deleting here since actual deletion
will be handled in cygheap_fdget::~cygheap_fdget.
* dtable.h (dtable::release): Make void again.
* syscalls.cc (dup2): Bump fhandler use count on successful dup.
2012-01-22 07:27:57 +00:00
Christopher Faylor ad87edbe61 * cygheap.h (cygheap_fdget::~cygheap_fdget): Simplify now that refcnt reports
reference count changes itself.
* fhandler.cc (fhandler_base::reset): Set _refcnt to 0.
* fhandler.h (fhandler_base::refcnt): Report refcnt when debugging.
* select.cc (cygwin_select): Set return_on_signal to indicate when select
should be interrupted.
(select_stuff::wait): Keep looping unless return_on_signal is set.
* select.h (select_stuff::return_on_signal): New variable.
(select_stuff::select_stuff): Zero return_on_signal.
2012-01-22 06:45:08 +00:00
Corinna Vinschen 5259273091 * fhandler.h (fhandler_registry::opendir): Declare.
* fhandler_registry.cc (fhandler_registry::opendir): New function.
2012-01-20 12:53:26 +00:00
Yaakov Selkowitz e83fe04100 Document support of printf %m conversion flag. 2012-01-13 10:01:12 +00:00
Yaakov Selkowitz e55564646d * include/cygwin/config.h (_GLIBC_EXTENSION): Define. 2012-01-13 09:15:22 +00:00
Yaakov Selkowitz b2af74282b Document tgmath.h. 2012-01-12 23:43:21 +00:00
Christopher Faylor 74f2cb574e * spawn.cc (child_info_spawn::worker): Delete debugging. 2012-01-11 22:38:52 +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
Corinna Vinschen 02c8acc1b4 * include/cygwin/process.h: Move here from newlib.
* exec.cc: Change include of process.h to reflect the fact that it's
	now in the include/cygwin subfolder.
	* spawn.cc: Ditto.
	* syscalls.cc: Ditto.
2012-01-09 17:03:39 +00:00
Corinna Vinschen cde9b54e71 * miscfuncs.cc (thread_wrapper): Make sure stack is 16 byte aligned
to make gcc-3 compiled pthread applications happy.
2012-01-09 14:19:56 +00:00
Christopher Faylor a345dc55f9 * dtable.cc (dtable::stdio_init): Always initialize console when we have one.
* fhandler_termios.cc (fhandler_termios::tcsetpgrp): Use a better method to
print tty name for debugging.
(fhandler_termios::bg_check): Ditto.
* pinfo.cc (_pinfo::set_ctty): Remove leftover debugging stuff.  Simplify
behavior when setting tty's sid and pgid to avoid overwriting previously set
values.
* spawn.cc (ch_spawn): Cosmetic change.
2012-01-08 06:24:17 +00:00
Yaakov Selkowitz 04243e461d Add my recent API additions. 2012-01-08 01:32:17 +00:00
Yaakov Selkowitz 50350cafb3 * cygwin.din (pthread_sigqueue): Export.
* posix.sgml (std-gnu): Add pthread_sigqueue.
	* thread.cc (pthread_sigqueue): New function.
	* include/thread.h (pthread_sigqueue): New function.
	* include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.
2012-01-06 07:12:18 +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
Christopher Faylor d27d202f56 Bump ChangeLog 2012-01-01 16:57:25 +00:00
Christopher Faylor 594a229a80 Add a couple other items which have been changed since initial call for testing 2011-12-31 19:23:05 +00:00
Christopher Faylor 03062ffa8e Initial checkin of text Corinna sent to cygwin-announce. 2011-12-31 19:18:23 +00:00
Yaakov Selkowitz d5f3e0ba9a * cygwin.din (getpt): Export.
* posix.sgml (std-gnu): Add getpt.
	* tty.cc (getpt): New function.
	* include/cygwin/stdlib.h [!__STRICT_ANSI__] (getpt): Declare.
	* include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.
2011-12-30 20:22:28 +00:00
Yaakov Selkowitz 3abbe5ea8e * thread.cc: Mark pthread_rwlock_timedrdlock and
pthread_rwlock_timedwrlock as not yet implemented in the list of
	cancellation points.
2011-12-30 06:47:13 +00:00
Christopher Faylor 3fc91be72b * fhandler_dsp.cc (fhandler_dev_dsp::fhandler_dev_dsp): Set up device.
* syscalls.cc (open): Very minor formatting tweak.
2011-12-25 04:05:31 +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
Corinna Vinschen 9ffe887f6c * pinfo.cc (pinfo_basic::pinfo_basic): Fix formatting. Set uid and gid
to default values to accommodate early initialization of shared user
	info.  Add comment.
2011-12-23 17:12:10 +00:00
Corinna Vinschen a4ea75600c * spawn.cc (child_info_spawn::worker): Add CREATE_BREAKAWAY_FROM_JOB
to c_flags only if current process is member of a job and breakaway
	is allowed.
2011-12-22 14:33:08 +00:00
Corinna Vinschen 3a24189bba * external.cc (cygwin_internal): Implement CW_ALLOC_DRIVE_MAP,
CW_MAP_DRIVE_MAP, CW_FREE_DRIVE_MAP.
	* fhandler_process.cc: Include mount.h.
	(get_volume_path_names_for_volume_name): Move to mount.cc.
	(struct dos_drive_mappings): Ditto.
	* mount.cc (get_volume_path_names_for_volume_name): Move here.
	(dos_drive_mappings::dos_drive_mappings): Ditto.
	(dos_drive_mappings::fixup_if_match): Ditto.
	(dos_drive_mappings::~dos_drive_mappings): Ditto.
	* mount.h (class dos_drive_mappings): Declare her.
	* include/sys/cygwin.h (cygwin_getinfo_types): Add CW_ALLOC_DRIVE_MAP,
	CW_MAP_DRIVE_MAP, CW_FREE_DRIVE_MAP.
	* include/cygwin/version.h: Bump API minor number.
2011-12-22 12:25:10 +00:00
Corinna Vinschen 3a03267d6d * fhandler_process.cc: Drop unneeded includes. 2011-12-22 11:25:44 +00:00
Corinna Vinschen 177dc6c7f6 Throughout use wincap.allocation_granularity instead of getpagesize.
Throughout use wincap.page_size instead of getsystempagesize.
	Throughout use "status" as variable name to hold NTSTATUS values.
	* fhandler_mem.cc: Check for NT_SUCCESS rather than for STATUS_SUCCESS.
	Fix debug_printf output.  Rectify long statements.  Fix comment
	formatting.
	* fhandler_proc.cc: Ditto.
	(format_proc_swaps): Drop useless test for ERROR_PROC_NOT_FOUND.
	* fhandler_process.cc: Ditto as in fhandler_mem.cc.
	(get_process_state): Rearrange allocation loop.  Use malloc/realloc.
	(get_mem_values): Fix potential NULL pointer usage.  Drop unused
	variable.
	* pinfo.cc (winpids::enum_processes): Handle low memory gracefully.
	* sec_auth.cc (get_priv_list): Drop local variable ret.
	* shared.cc (memory_init): Drop outdated call to getpagesize.
	* syscalls.cc (getsystempagesize): Remove.
	* sysconf.cc: Check for NT_SUCCESS rather than for STATUS_SUCCESS.
	(sysinfo): Constify sizeof_stodi.  Drop useless test for
	ERROR_PROC_NOT_FOUND.
	* thread.cc (pthread_getattr_np): Cast pointers to uintptr_t rather
	than to int for pointer arithmetic.
	* winsup.h (getsystempagesize): Drop declaration.
2011-12-22 11:02:36 +00:00
Christopher Faylor 8176232ddc * fhandler.cc (fhandler_base_overlapped::wait_overlapped): Use correct value in
switch statement.
2011-12-21 18:34:57 +00:00
Corinna Vinschen f500a700b1 * dcrt0.cc (_dll_crt0): Rephrase comments. Set $ebp to NULL, as in
the pthread stack setup.
	* wow64.cc (wow64_revert_to_original_stack): Rephrase some comments.
	Return _tlsbase-16 rather than _main_tls-4 so as not to waste stack.
2011-12-21 17:19:48 +00:00
Corinna Vinschen 18d0c0fb8b * syscalls.cc (rename): Fix typo in comment. Fix condition to handle
the case oldpath is no .lnk symlink and newpath points to an existing
	.lnk symlink or .exe file and no explicit .lnk suffix has been given
	in oldpath.  Add a comment to explain.
2011-12-19 17:01:37 +00:00
Corinna Vinschen f08bc85858 * dcrt0.cc (dll_crt0_0): Check for wincap.wow64_has_secondary_stack
rather than for wincap.is_wow64.  Accommodate name change from
	wow64_has_64bit_parent to wow64_needs_stack_adjustment.  Align comment.
	(_dll_crt0): Ditto.
	* wincap.h (wincaps::wow64_has_secondary_stack): New element.
	* wincap.cc: Implement above element throughout.
	(wincapc::init): Set wow64_has_secondary_stack to false on non-64 bit
	systems.
	* wow64.cc (wow64_needs_stack_adjustment): Rename (hopefully the last
	time) from wow64_has_64bit_parent.
	(wow64_eval_expected_main_stack): Fix comment to reflect real life.
	(wow64_test_for_64bit_parent): Fix comment.
	* wow64.h (wow64_needs_stack_adjustment): Accommodate new name.
2011-12-19 12:50:35 +00:00
Christopher Faylor 9d69c75f6e clarify entry 2011-12-19 00:15:24 +00:00
Christopher Faylor d004a27971 * fhandler.cc (fhandler_base::close): Move setting isclosed() from here to
closed().
(fhandler_base_overlapped::close): Correct comment.
(fhandler_base_overlapped::destroy_overlapped): Signal overlapped event before
closing it to potentially wake up a waiting thread.
(fhandler_base_overlapped::wait_overlapped): Expand setting of err when closed
to encompass non-signal event.  Test for a cancel event before making
nonblocking decisions.
* syscalls.cc (close): Set closed flag here so that any concurrently executing
functions will be notified ASAP.
2011-12-18 04:07:47 +00:00
Christopher Faylor 1b23b30b29 Clean up whitespace. 2011-12-17 23:39:47 +00:00
Corinna Vinschen 988d896c0a * dcrt0.cc (_dll_crt0): Fix formatting. 2011-12-17 10:24:09 +00:00
Corinna Vinschen d329320822 * wow64.cc (wow64_revert_to_original_stack): Fix comment.
* wow64.h (wow64_respawn_process): Declare noreturn.
2011-12-17 10:05:25 +00:00
Christopher Faylor ce3318344c * exceptions.cc (set_signal_mask): Remove useless debugging output.
* fhandler.cc (fhandler_base::write): Ditto.
(fhandler_base_overlapped::close): Cancel any ongoing I/O before closing.
* syscalls.cc (write): Default to always reporting all writes in strace output
via syscall_printf.
* wait.cc (wait4): Fix debugging output.  Use standard syscall leaver output.
2011-12-17 07:01:21 +00:00
Christopher Faylor 60cd6a7798 Fix formatting. Fix typo. 2011-12-17 00:15:31 +00:00
Christopher Faylor ca35d41cec Implement fhandler reference counting.
* cygheap.h
(cygheap_fdmanip::release): Make virtual.
(cygheap_fdnew::~cygheap_fdnew): New destructor increments reference count when
fd has been allocated.
(cygheap_fdget::fh): New (old?) field.
(cygheap_fdget::cygheap_fdget): Increment reference count when we've found an
active fd.  Set fh appropriately.
(cygheap_fdget::~cygheap_fdget): Decrement reference count when appropriate.
Delete fh if reference count goes to zero.
(cygheap_fdget::release): New function.  Do more bookkeping on release.
* dtable.cc (dtable::release): Change from void to boolean return.  Only delete
the fhandler when its reference count is <= 0 (this should be a fairly unusual
case).  Return true if fhandler has been deleted.
(cygwin_attach_handle_to_fd): Increment reference count when fh is assigned.
(dtable::init_std_file_from_handle): Ditto.
* dtable.h (dtable::release): Change return to boolean.
* fhandler.cc (fhandler_base::fhandler_base): Set new isclosed flag to false.
Set _refcnt to zero.
(fhandler_base::close): Simplify paranoid debugging output.  Set new isclosed()
flag.
(fhandler_base_overlapped::wait_overlapped): Use isclosed() flag to avoid
querying the exception handle.
* fhandler.h (fhandler_base::_refcnt): New field.
(fhandler_base::refcnt): New function.
(fhandler_base::isclosed): Implement.
(fhandler_base::fhandler_base): Set isclosed to false.
* syscalls.cc: Remove space after function before parentheses for several
strace printfs.
(dup): Add standard strace "leaver" code.
(dup2): Ditto.
(dup3): Ditto.
(remove): Ditto.
(getpid): Ditto.
(getppid): Ditto.
(lseek64): Fix strace debugging to correctly use %R.
* fhandler_termios.cc (fhandler_termios::tcsetpgrp): Avoid sending signals to
other processes if we're debugging since it can cause a deadlock with the
calling debugger.
* exceptions.cc (_cygtls::call_signal_handler): Add debugging-only strace
output.
2011-12-17 00:03:31 +00:00
Corinna Vinschen 6eee66418c * dcrt0.cc (child_info_fork::alloc_stack): Correctly check if the
parent stack fits into the child stack.  Align comment.
	* wow64.cc (wow64_eval_expected_main_stack): New function to fetch
	expected addresses of main thread stack from PE/COFF image header
	values.
	(wow64_test_for_64bit_parent): Fix comment.  Check current stack
	against real expected main thread stack addresses.
	(wow64_revert_to_original_stack): Fix and add comments. Check memory
	against real expected main thread stack addresses.  Use orignal stack
	if reserved area is >= 256K.
2011-12-16 18:09:43 +00:00
Christopher Faylor 56d06b9af3 * gendef (sigdelayed): Remember to pop all of the saved registers.
(sigreturn): Add "leave" label.
2011-12-16 16:32:25 +00:00
Christopher Faylor 6bd406f9ed * fhandler.cc (fhandler_base_overlapped::wait_overlapped): Fix unresolved
access of wores in successful situations.
2011-12-16 16:29:34 +00:00
Corinna Vinschen 344e68b166 * Makefile.in (DLL_OFILES): Add wow64.o.
* dcrt0.cc (CYGWIN_GUARD): Drop execute permission for stack, it's
	not used for stacks by the OS either.
	(child_info_fork::alloc_stack_hard_way): Ditto.
	(child_info_fork::alloc_stack): Don't alloc_stack_hard_way under WOW64
	if forked from a 64 bit parent.  Set child's StackBase to parent's
	StackBase.  Add comments to explain why.
	(wow64_respawn): Move to wow64.cc.
	(wow64_started_from_native64): Move to wow64.cc.
	(respawn_wow64_process): Move to wow64.cc.
	(dll_crt0_0): Drop wow64_test_stack_marker and move stack test into
	wow64_test_for_64bit_parent function.  Don't return early if WOW64
	process has been started from native 64 bit process.
	(_dll_crt0): Implement moving stack for WOW64 processes started from
	native 64 bit process.
	* wow64.cc: New file.
	(wow64_has_64bit_parent): Rename from wow64_respawn.
	(wow64_test_for_64bit_parent): Rename from wow64_started_from_native64.
	Change comment.
	(wow64_revert_to_original_stack): New function.
	(wow64_respawn_process): Rename from respawn_wow64_process for symmetry.
	* wow64.h: New file.
2011-12-16 11:58:03 +00:00
Christopher Faylor 08e4b6acb7 * exceptions.cc (_cygtls::call_signal_handler): Fix debugging to not go to
console.
* fhandler.cc (fhandler_base_overlapped::wait_overlapped): Add temporary kludge
to work around problem of make closing a handler while it is being read.
* gendef (sigdelayed): Don't call a function if sig has been cleared.
* sigproc.h (cygwait): Simplify slightly.
2011-12-16 05:27:15 +00:00
Corinna Vinschen e74758408e Don't leave Windows 2000 behind.
* autoload.cc (GetSystemWow64DirectoryW): Define.
	(GetVolumePathNamesForVolumeNameW): Define.
	* fhandler_process.cc (get_volume_path_names_for_volume_name): New
	static function to workaround missing GetVolumePathNamesForVolumeNameW
	function in Windows 2000.
	(dos_drive_mappings::dos_drive_mappings): Call
	get_volume_path_names_for_volume_name instead of
	GetVolumePathNamesForVolumeNameW.
2011-12-14 20:23:27 +00:00
Christopher Faylor eab07b8789 add missing change 2011-12-13 20:08:10 +00:00
Christopher Faylor 45d7b637fa * dcrt0.cc (init_windows_system_directory): Record system_wow64_directory
information.
* exceptions.cc (_cygtls::inside_kernel): Modernize comment.  Consider
executing a DLL from the Wow64 directory as being "in the kernel".
(_cygtls::call_signal_handler): For now, only deal with main_tls signals if
main_tls is known to be executing in the cygwin DLL.  To more closely emulate
linux, consider the operation to be restartable if not executing in the main
thread.
* globals.cc (windows_system_directory): Remove NO_COPY.
(windows_system_directory_length): Ditto.
(system_wow64_directory): New variable.
(system_wow64_directory_length): Ditto.
* select.cc (cygwin_select): Don't issue a EINTR on non-main threads since that
seems to be what Linux does.  Add missing break to signal case/switch.
(select_stuff::wait): Don't issue a EINTR on non-main threads since that seems
to be what Linux does.  Remove now-unneeded accommodation for
WAIT_IO_COMPLETION.  Add a comment.
* sigproc.h (cygwait): Ditto.  Don't return if signal_received noticed and it's
not the main thread.
* signal.cc (sigprocmask): Add standard syscall debug stuff.
* thread.cc (pthread_sigmask): Ditto.
2011-12-13 20:06:31 +00:00
Corinna Vinschen 8d1bda71b4 * netdb.cc (open_system_file): Avoid MS-DOS path warning. 2011-12-13 17:46:08 +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
Corinna Vinschen 74365d9715 * times.cc (hires_ns::resolution): Don't return less than 1. 2011-12-13 11:38:12 +00:00
Christopher Faylor 8cb58e8566 * cygthread.h (cygthread::name): Very minor formatting tweak.
* exceptions.cc (_cygtls::call_signal_handler): Add paranoid debugging output.
* sigproc.h (cygwait): Call signal handler when signal is detected and loop as
appropriate.
* fhandler.h (fhandler_base_overlapped::wait_return): Remove overlapped_signal.
* fhandler.cc (fhandler_base_overlapped::wait_overlapped): Remove restartable
signal accommodations in light of cygwait improvements.
(fhandler_base_overlapped::raw_read): Remove now-obsolete signal loop behavior.
(fhandler_base_overlapped::raw_write): Ditto.
* fhandler_console.cc (fhandler_console::read): Ditto.
* fhandler_serial.cc (fhandler_serial::raw_read): Ditto.
(fhandler_serial::raw_write): Ditto.
* fhandler_tty.cc (fhandler_pty_slave::read): Ditto.
* ioctl.cc (ioctl): Add standard syscall introducer and leaver debug output.
2011-12-13 04:11:48 +00:00
Corinna Vinschen 01ba99e8cd * fhandler_process.cc (dos_drive_mappings): Partially rewrite to
handle volumes mounted into juntion points correctly.
2011-12-12 21:38:08 +00:00
Corinna Vinschen 735415570a * fhandler_process.cc (dos_drive_mappings::dos_drive_mappings): Fully
resolve symbolic links returned by QueryDosDeviceW.  Explain why.
2011-12-12 17:27:18 +00:00
Corinna Vinschen 7a7a9e7179 * mount.cc (fs_info::update): Set has_buggy_reopen for Netapps as well. 2011-12-12 11:03:01 +00:00
Corinna Vinschen cdce73f183 * dcrt0.cc (wow64_respawn): New static variable.
(wow64_started_from_native64): New function to check if a WOW64
	process got started from a native 64 bit process.
	(respawn_wow64_process): New function to respawn process.
	(dll_crt0_0): When started from a native parent, check if parent
	is a 64 bit process.  If so, return early.
	(_dll_crt0): Respawn WOW64 process here if required.
	* init.cc (respawn_wow64_process): Remove.
	(dll_entry): Rename wow64_test_stack_marker to test_stack_marker.
	Drop WOW64 test here.
2011-12-12 10:16:53 +00:00
Christopher Faylor b11797ad17 * pipe.cc (fhandler_pipe::create): Use debug_printf to print debugging info
since this isn't a "syscall".
(pipe_worker): New function created from _pipe().
(_pipe): Use pipe_worker to create a pipe.  Use standard syscall strace
reporting on exit.
(pipe): Ditto.
(pipe2): Ditto.
2011-12-12 01:22:29 +00:00
Christopher Faylor fc25f200f4 * select.cc (select_stuff::wait): Very minor formatting fix.
(peek_windows): Report on HWND handle used in queries.
* select.h: Update copyright.
* sigproc.h (cygwait): Eliminate multi-argument variety since more general
implementation may cause odd problems in select.  Also force to always be
inline.
2011-12-11 01:25:20 +00:00
Christopher Faylor 8a929d731f fix another typo in ChangeLog 2011-12-10 18:34:00 +00:00
Christopher Faylor 83ebb09239 * sigproc.h (cygwait): Delete duplicate va_start and add matching va_end. 2011-12-10 18:12:28 +00:00
Christopher Faylor bc1d321c57 Add ChangeLog entry for previous change and revert erroneously checked in
changes to dcrt0.cc and init.cc
2011-12-10 18:10:22 +00:00
Christopher Faylor dfbab81589 Clarify entry 2011-12-10 17:40:20 +00:00
Christopher Faylor c1dedea603 * exceptions.cc (ctrl_c_handler): YA in a series or reversions. Put back
_my_tls.remove along with a comment.
(sigpacket::process): Remove code which now causes a gdb deadlock.
* sigproc.cc (_cygtls::signal_exit): Signal debugger with signal number
earlier.
2011-12-10 01:33:56 +00:00
Christopher Faylor 83b25b0eb7 * dllfixdbg: Work around annoying gdb warning about missing .gnu_debuglink. 2011-12-09 17:46:12 +00:00
Christopher Faylor 57af01797e Rename cygWFMO to cygwait throughout and use the magic of polymorphism to "wait
for stuff".
* fhandler.cc (fhandler_base_overlapped::wait_overlapped): Use simplified arg
form of cygwait.
* fhandler_console.cc (fhandler_console::read): Ditto.
* fhandler_audio.cc (fhandler_dev_dsp::Audio_out::waitforspac): Ditto.
(fhandler_dev_dsp::Audio_in::waitfordata): Ditto.
* fhandler_fifo.cc (fhandler_fifo::wait): Ditto.
* fhandler_serial.cc (fhandler_serial::raw_read): Ditto.
(fhandler_serial::raw_write): Ditto.
* select.cc (cygwin_select): Ditto.
* sigproc.h (cygwait): Rename from cygWFMO.  Define two argument and single
argument forms of this function.
* fhandler_tty.cc (fhandler_pty_slave::open): Use method to query if tty is
open.
(fhandler_pty_slave::read): Send SIGHUP when master is detected as closed.
(fhandler_pty_common::close): Close input_available_event in callers since
master may need to signal it first.
(fhandler_pty_master::close): Lie and set input_available_event when closing,
then close input_available_event.
(fhandler_pty_slave::close): Close input_available_event explicitly here.
* tty.h (tty::is_master_closed): Declare new method.
2011-12-09 16:02:56 +00:00
Christopher Faylor aaaaefc090 Revert erroneous checkin 2011-12-09 06:57:21 +00:00
Christopher Faylor e35f1d1655 * sigproc.cc (signal_exit): Revert reversion of 2011-12-04 change since,
otherwise, you see hangs when the signal pipe is closed.
2011-12-09 06:49:10 +00:00
Christopher Faylor 8714982cef * select.cc (cygwin_select): Fifth time is the charm. 2011-12-09 03:19:41 +00:00
Christopher Faylor 203f973789 * select.cc (cygwin_select): Make sure that 0 is returned when sel.wait times
out.
2011-12-08 20:24:33 +00:00
Christopher Faylor 2398bcaea4 * include/sys/wait.h: Add in all c++ functions. 2011-12-08 18:24:24 +00:00
Christopher Faylor 53257dacae * select.cc (select_stuff::wait): Temporarily disallow APCS. 2011-12-08 07:03:14 +00:00
Christopher Faylor 263acfa613 * include/sys/wait.h: Ensure that C++ functions are only used when using C++. 2011-12-08 06:58:10 +00:00
Christopher Faylor 986da7853d * select.cc (cygwin_select): Make sure that poll is called when appropriate. 2011-12-08 06:49:56 +00:00
Christopher Faylor 5025bf330b * dll_init.cc (dll_dllcrt0): Don't try to initialize dll data if we're
dynamically loaded since fork() doesn't work in that scenario anyway.
(dll_dllcrt0_1): Don't accommodate dynamically loaded dlls.
* exceptions.cc (ctrl_c_handler): Don't lock the process; there's too much risk
of deadlock.
* sigproc.cc (_cygtls::remove_wq): Don't try to remove anything from the waitq
if there is obviously nothing there.
* strace.cc (strace::activate): Allow stracing dynamically loaded cygwin1.dll.
2011-12-08 06:17:49 +00:00
Christopher Faylor 069e637c0e * fhandler_termios.cc (tty_min::kill_pgrp): Don't send __SIGSETPGRP since
presumably we are already initialized.
2011-12-08 04:09:22 +00:00
Christopher Faylor d4f8245048 * select.cc (cygwin_select): Add common introducer and leaver debug output.
(select_stuff::poll): Remove unneeded debugging.
2011-12-07 23:14:47 +00:00
Christopher Faylor 13b4946d2a * exceptions.cc (ctrl_c_handler): Remove _my_tls.remove since it can cause
deadlocks during exec and will eventually be handled anyway.
2011-12-07 13:54:54 +00:00
Corinna Vinschen 47de562e7c * spawn.cc (child_info_spawn::worker): Add CREATE_BREAKAWAY_FROM_JOB
to all spawned processes.  Explain why.
2011-12-07 10:48:17 +00:00
Christopher Faylor 9bab9bfeb5 * fhandler_fifo.cc (fhandler_fifo::wait): Fix stupid typo and actually wait for
the handle.
2011-12-07 03:07:25 +00:00
Christopher Faylor 08d944e19f * sigproc.cc (close_my_readsig): New function.
(_cygtls::signal_exit): Close my_readsig via close_my_readsig(), avoiding
communication with the signal pipe.
(wait_sig): Close my_readsig via close_my_readsig().
2011-12-05 15:59:06 +00:00
Corinna Vinschen 8912b2e56f * mmap.cc (mlock): Replace LOCK_VM_IN_WSL with correct MAP_PROCESS.
(munlock): Ditto.
	* ntdll.h: Rearrange to have all preprocessor definitions at the start
	of the file.  Add comments to each definition block.
	(MAP_PROCESS): Rename from LOCK_VM_IN_WSL.
	(MAP_SYSTEM): Rename from LOCK_VM_IN_RAM.
2011-12-05 15:46:26 +00:00
Christopher Faylor 536e00784e correct name of function 2011-12-04 18:40:51 +00:00
Christopher Faylor 79e59d522a * sigproc.cc (cygWFMO): Don't assume that cancellable event is always
available.
* fhandler_dsp.cc (fhandler_dev_dsp::Audio_out::waitforspace): Use cygWFMO
instead of WaitForMultipleObjects.
(fhandler_dev_dsp::Audio_in::waitfordata): Ditto.
* fhandler_fifo.cc (fhandler_fifo::wait): Ditto.
* fhandler_serial.cc (fhandler_serial::raw_read): Ditto.
(fhandler_serial::raw_write): Ditto.
* fhandler_tty.cc (fhandler_pty_slave::read): Ditto.
* select.cc (cygwin_select): Ditto for degenerate case.
2011-12-04 18:32:00 +00:00
Christopher Faylor 4510afa90d * sigproc.h (cygWFMO): Move inside "INSIDE_CYGWIN" #ifdef. 2011-12-04 18:15:36 +00:00
Christopher Faylor 8f937028d9 * exceptions.cc (exception::handle): Drop abbreviation for "exception" since I
never remember what it stands for.
(sig_handle_tty_stop): Remove obsolete call to sig_handle_tty_stop.
(_cygtls::call_signal_handler): Rework to grab signal information from
_main_tls if none is set for _my_tls.  Try harder to keep thread locked.
(reset_signal_arrived): Delete.
* fhandler.cc (fhandler_base_overlapped::wait_overlapped): Use new cygWFMO call
to wait for an event + standard cygwin stuff.  Modify debug output to
acccomodate new function.
* fhandler_console.cc (fhandler_console::read): Replace WaitForMultipleObjects
with cygWFMO.
* fhandler_socket.cc (get_inet_addr): Add comment.
* gendef (_sigdelayed): Remove call to reset_signal_arrived.
* sigproc.cc (_cygtls::signal_exit): Don't close my_readsig here unless we're
in the signal thread.
(create_signal_arrived): Create signal_arrived as auto-reset so that only one
thread is woken when a signal arrives.
* sigproc.h (cygWFMO): New function.
(reset_signal_arrived): Delete declaration.
2011-12-04 17:58:24 +00:00
Christopher Faylor 69864e48cb * mmap.cc (mlock): Add standard syscall return value debugging output.
(munlock): Ditto.
(posix_madvise): Ditto.
* signal.cc: Remove obsolete sigcatchers stuff throughout.
(sigaction_worker): Add function name parameter and use it to show standard
syscall return value debugging output.  Also add fault protection.
(sigaction): Accommodate extra argument to sigaction_worker.
(siginterrupt): Ditto.
* syscalls.cc (read): Remove obsolete sigcatchers stuff.
(readv): Ditto.
2011-12-03 23:55:21 +00:00
Christopher Faylor 6455755743 fix incorrectly named file in old ChangeLog entry 2011-12-03 23:49:03 +00:00
Corinna Vinschen 447354e13c * mmap.cc (mlock): Drop requesting SE_LOCK_MEMORY_PRIVILEGE. Drop
outdated comment.  Call NtLockVirtualMemory with LOCK_VM_IN_WSL flag.
	(munlock): Drop requesting SE_LOCK_MEMORY_PRIVILEGE.  Call
	NtUnlockVirtualMemory with LOCK_VM_IN_WSL flag.
2011-12-03 23:03:15 +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 8b25478267 * fhandler.cc (fhandler_base::open): Fix comment a bit more. 2011-12-03 20:35:36 +00:00
Corinna Vinschen 5687f6834a * fhandler.cc (fhandler_base::open): Fix typos in comment. 2011-12-03 14:21:30 +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 26bb3098fd * sigproc.cc (get_proc_lock): Remove extra NULL check. Return false on
failure.
2011-11-29 17:41:01 +00:00
Christopher Faylor 6a28849237 * sync.cc: Fix comment.
* dll_init.cc (dll_list::reserve_space): Use %p rather than %lx to show
reserved space.
2011-11-29 17:26:57 +00:00
Christopher Faylor 480b13a37a * sigproc.cc (remove_proc): Don't terminate the currently executing thread. 2011-11-29 15:34:49 +00:00
Christopher Faylor 806e25759b fix older description 2011-11-29 05:38:12 +00:00
Corinna Vinschen 8ae61a8d6c * external.cc (fillout_pinfo): Store program name as POSIX path in
ep.progname_long.
2011-11-28 17:53:18 +00:00
Corinna Vinschen 9c29e82edb * pinfo.cc (pinfo::exit): Call TerminateProcess to avoid potential
busy loop in ntdll.dll when calling ExitProcess. Only call ExitProcess
	as a fallback.
2011-11-28 16:00:07 +00:00
Christopher Faylor 0e5d7582d5 * init.cc (dll_entry): Revert previous change since it caused inexplicable fork
problems.
2011-11-27 19:00:33 +00:00
Christopher Faylor d8e7e40416 * init.cc (remove): Don't bother calling through thread removal cleanup if we
are exiting.
2011-11-26 19:20:13 +00:00
Christopher Faylor 4ab568c60c * exceptions.cc (stackdump): Make global.
(signal_exit): Move to sigproc.cc.
* sigproc.cc (signal_exit): Move here.  Declare stackdump extern.  Set
my_sendsig to indicate that signals are no longer available.
(my_readsig): Make Static again.
(sig_send): Interpret ERROR_BROKEN_PIPE as ESRCH.  Remove special-case EACCESS
errno setting, just setting errno generally, even for "its_me" case.
2011-11-26 19:14:22 +00:00
Christopher Faylor 1d04c4c6c3 * exceptions.cc (sigpacket::process): Move signal_exit processing into...
(_cygtls::signal_exit): ...here.  Close my_readsig and comment on why.
* pinfo.cc (pinfo::exit): Move sigproc_terminate earlier.  Set exiting flag in
lock_process.
* sigproc.cc (my_readsig): Make global.
* sync.cc (muto::exiting_thread): Delete.
(muto::acquire): Delete #if 0'ed code.
* sync.h (muto::exiting_thread): Delete.
(set_exiting_thread): Ditto.
(lock_process::lock_process): Don't worry about setting the exiting thread
since it had no meaning.
2011-11-26 02:35:49 +00:00
Christopher Faylor e553226cfa missed this in previous checkin 2011-11-24 21:38:17 +00:00
Christopher Faylor ef8bff85be * cygthread.h (cygthread::name): Default name to "main" if we are early in the
process of setting up the DLL and no name is known.
* dcrt0.cc (initial_env): Remove CYGWIN_SLEEP stuff.
(get_cygwin_startup_info): Activate strace here as appropriate.
(dll_crt0_0): Move get_cygwin_startup_info as early as possible to avoid
missing strace output.
* fork.cc (frok::child): Move debugging statement to point where ppid will be
set.
* pinfo.cc (pinfo::thisproc): Remove obsolete call to strace.hello.  Tweak
debug output slightly.
* select.cc (select_stuff::wait): Allow APCS to be triggered while waiting
since we use them now.  Report when that happens.
* sigproc.cc (child_info::child_info): Use strace.active() rather than
strace.attached().
* spawn.cc (child_info_spawn::worker): Only write strace child pid when we know
it's a cygwin process.  Accommodate change to write_child argument list.
* strace.cc (strace::hello): Delete.  Move functionality...
(strace::activate): ...to here.
(mypid): Just use raw GetCurrentProcessId () if myself isn't set.
(strace::write_childpid): Don't wait for subproc_ready.  Remove arg which was
required for it.
* include/sys/strace.h (strace::hello): Delete.
(strace::write_childpid): Delete first argument.
2011-11-24 21:36:53 +00:00
Christopher Faylor 8942ed09ac * child_info.h (CURR_CHILD_INFO_MAGIC): Reset for previous changes.
* dcrt0.cc (get_cygwin_startup_info): Signal readiness when stracing since
strace::write_child relies on it.  Use strace.activate to notify strace
process, passing in arg indicating whether we're forked.
* sigproc.cc (wait_sig): Accommodate new strace::activate argument.
* spawn.cc (child_info_spawn::worker): Oops.  Previous suspended test was
actually correct.  Revert and document.
* strace.cc (strace::activate): Send additional flag indicating whether this is
an attempt to activate a forked process.
(strace::hello): Report on windows pid.
* include/sys/strace.h (strace::strace): Make a dummy.
(strace::activate): Modify declaration to accept an argument.
(strace::write_childpid): Set regparm.
2011-11-24 02:17:55 +00:00
Christopher Faylor 5f38ec4681 * pipe.cc (fhandler_pipe::create): Avoid derefencing a NULL pointer.
* child_info.h (child_info): Reorganize some elements so that the ones which
are initialized in a constructor are all together.
* sigproc.cc (child_info::child_info): Initialize values via the constructor
rather than as C statements and make sure that flags is set to zero initially.
* spawn.cc (child_info_spawn::worker): Use iscygwin() test for determining when
to send strace info since it is more foolproof than checking the suspend state.
2011-11-23 21:58:43 +00:00
Christopher Faylor 9f65451e3e * fhandler.h (fhandler_pipe::create): Rename from the misnamed
"create_selectable".  Change return to DWORD.
(fhandler_pty_common::pipesize): New constant.
* fhandler_fifo.cc (fhandler_fifo::fhandler_fifo): Reflect create_selectable
name change.
* miscfuncs.cc (CreatePipeOverlapped): Ditto.
* pipe.cc (fhandler_pipe::create): Ditto.
(fhandler_pipe::create): Rename from the misnamed "create_selectable".  Return
DWORD.  Only set pipe size to default when it is passed in as zero.
* fhandler_tty.cc (fhandler_pty_master::setup): Ditto.  Use
fhandler_pty_common::pipesize rather than a raw constant.
* tty.cc (tty::not_allocated): Ditto.
* sigproc.cc (sigproc_init): Use create_selectable to create the signal pipe to
get a more appropriate message based pipe.
2011-11-23 18:56:57 +00:00
Christopher Faylor cc07096c5c * sigproc.cc (remove_proc): Don't do busy loop when exiting since it doesn't
matter.
2011-11-21 21:09:33 +00:00
Christopher Faylor 15660c23ab * sigproc.cc (remove_proc): Don't do busy loop when execing since thread could
have been terminated prior to setting flag.
* signal.cc (sigwaitinfo): Zero event before closing to signal other threads
that it is no longer available.
2011-11-21 19:13:30 +00:00
Corinna Vinschen c5785504f8 * shared.cc (get_shared_parent_dir): Use global shared_parent_dir
instead of local dir variable and create handle not inheritable to
	avoid accumulating stray handles in child processes.
	(get_session_parent_dir): Ditto with session_parent_dir variable.
2011-11-18 17:38:04 +00:00
Corinna Vinschen 4cc465db9a * shared.cc (shared_info::create): Open global shared data section
non-inheritable to avoid accumulating stray handles in child processes.
2011-11-17 22:08:14 +00:00
Christopher Faylor 7b2740dda3 * child_info.h (CURR_CHILD_INFO_MAGIC): Reset.
(cygheap_exec_info::nchildren): Move from child_info_spawn.
(cygheap_exec_info::cchildren): Ditto.
(cygheap_exec_info::record_children): Declare new function.
(cygheap_exec_info::reattach_children): Ditto.
(cygheap_exec_info::alloc): Ditto.
(child_info_spawn::nchildren): Move to cygheap_exec_info.
(child_info_spawn::cchildren): Ditto.
* sigproc.cc (cygheap_exec_info::alloc): Define new function.
(child_info_spawn::cleanup): Accommodate move of children info to
cygheap_exec_info.
(cygheap_exec_info::record_children): Define new function.
(cygheap_exec_info::reattach_children): Ditto.
(child_info_spawn::record_children): Use cygheap_exec_info function to
accomplish this task.
(child_info_spawn::reattach_children): Ditto.
* spawn.cc (child_info_spawn::worker): Allocate moreinfo using
cygheap_exec_info::alloc.
* dcrt0.cc (child_info_fork::alloc_stack_hard_way): Use abort for the error to
avoid a retry.
2011-11-16 04:09:33 +00:00
Christopher Faylor f32d96ff99 * pinfo.cc (_pinfo::dup_proc_pipe): Fatalize a warning when debugging. 2011-11-14 18:22:46 +00:00
Christopher Faylor 18eaa70b5b Remove erroneously checked-in debugging statements.
* cygheap.cc (cygheap_fixup_in_child): Here.
* debug.cc (delete_handle): Here.
* sigproc.cc (child_info_spawn::cleanup): Here.
* spawn.cc (child_info_spawn::worker): Here.
2011-11-14 01:45:42 +00:00
Christopher Faylor 466e694855 update copyrights 2011-11-14 01:37:02 +00:00
Christopher Faylor 56a1971526 Throughout use "have_execed" macro rather than "hExeced" global handle.
Throughout rename _PROC_* to _CH_*.
* child_info.h: Include "pinfo.h".
(child_info_types): Rename _PROC_* -> _CH_* to avoid confusion with similarly
named constants.
(_PROC_*): Delete unneeded aliases.
(PROC_*): Ditto.
(CURR_CHILD_INFO_MAGIC): Ditto.
(cchildren): Define using "pinfo_minimal".
(child_info::set_saw_ctrl_c): Move to
(child_info_spawn::set_saw_ctrl_c): Here.
(child_info_spawn::lock): New field.
(child_info_spawn::hExeced): Ditto.
(child_info_spawn::ev): Ditto.
(child_info_spawn::~child_info_spawn): Move to sigproc.cc.
(child_info_spawn::child_info_spawn): Ditto.
(child_info_spawn::cleanup): Declare new function.
(child_info_spawn::set_saw_ctrl_c): Move to this class.  Set flag only when
execed and return true when we have set the flag.
(child_info_spawn::child_info_spawn::signal_myself_exited): New function.
(child_info_spawn::wait_for_myself): Ditto.
(child_info_spawn::has_execed_cygwin): Ditto.
(child_info_spawn::has_execed): Ditto.  Replaces "hExeced" test.
(child_info_spawn::operator HANDLE&): New operator.
(child_info_spawn::worker): Define old "spawn_guts" as class member.
(ch_spawn): Declare.
(have_execed): Define.
(have_execed_cygwin): Ditto.
* cygheap.h: Update comment.
* dcrt0.cc (get_cygwin_startup_info): Use _CH_* enums.
(child_info_spawn::handle_spawn): Ditto.
(dll_crt0_0): Ditto.
(multiple_cygwin_problem): Ditto.
* exceptions.cc (chExeced): Delete obsolete declaration.
(ctrl_c_handler): Reference set_saw_ctrl_c via new ch_spawn global.
* globals.cc (hExeced): Delete.
* pinfo.cc (pinfo::thisproc): Refer to cygheap as ::cygheap for consistency in
handle naming when -DDEBUGGING.
(pinfo::init): Accommodate case where myself.h is known but h0 is passed in.
(pinfo::pinfo): New constructor for setting up a pinfo passed in by previous
exec'or.
(pinfo::proc_waiter): Don't handle subprocess if we're in the process of
exiting due to an exec of a cygwin process.  Don't close rd_proc_pipe here.
Close it when we actually are finished with the process.  Use new
ch_spawn.signal_myself_exited function to let exec stub know that subprocess
has exited.
(pinfo::wait): Clarify debugging output.
(pinfo::release): Use "close_h" to close all handles to avoid races.
(winpids::add): Assume that elements of the array do not need to be zeroed and
are properly initialized or suffer problems on pinfo::release.  Don't close
hProcess since release does that now.
* pinfo.h: Update comment.
(pinfo_minimal): Move some elements from pinfo here so that child_info_spawn
can use them.
(pinfo): Inherit from pinfo_minimal.
(pinfo::pinfo): Modify to accommodate new pinfo_minimal.
(pinfo::allow_remove): New function.
* sigproc.cc (proc_subproc): Use boolean values for true/false.  Implement
PROC_EXEC_CLEANUP.
(proc_terminate): Set ppid = 1 since the procs list will only be iterated when
the process has not execed.  Don't do any cleanup here since it is now handled
in pinfo::release.
(sigproc_init): Initialize sync_proc_subproc earlier.
(child_info::child_info): Assume that all important fields are properly
initialized and avoid memset().
(child_info_spawn::child_info_spawn): Specifically test for execing and then
set up appropriate fields in the struct.
(child_info_spawn::cleanup): Define new function.
(child_info_spawn::record_children): Specifically test for being execed here.
Fill in pinfo_minimal part of children array.
(child_info_spawn::reattach_children): Use constructor to duplicate information
for previous exec'or.  Add more debugging output.
(remove_proc): Force deletion of thread when exiting due to exec.  Rely on
pinfo::cleanup in release.
* sigproc.h (PROC_EXEC_CLEANUP): New enum.
(PROC_DETACHED_CHILD): Delete.
* spawn.cc (chExeced): Delete.
(child_info_spawn::worker): Rename from spawn_guts.  Use elements of
child_info_spawn throughout rather than ch.whatever.  Use ::cygheap to refer to
global rather than element of child_info.  Use wait_for_myself() rather than
waitpid().  Call child_info_spawn::cleanup on function return.
(spawnve): Reflect movement of spawn_guts functionality into
child_info_spawn::worker.
* syscalls.cc (popen): Ditto.
* winsup.h (spawn_guts): Delete declaration.
2011-11-14 01:29:49 +00:00
Corinna Vinschen 84e9145ca4 * posix.sgml (std-gnu): Add ptsname_r. 2011-11-08 09:24:58 +00:00
Christopher Faylor 926014453f * fhandler.h (__ptsname): New macro.
* dtable.cc (decode_tty): Use __ptsname to generate the slave pty name.
* fhandler_tty.cc (fhandler_pty_master::ptsname_r): Ditto.
* bsdlib.cc: Add needed includes for openpty() changes.
(openpty): Use __ptsname to generate the slave pty name.  Close slave fd when
aslave == NULL.
2011-11-08 06:26:15 +00:00
Christopher Faylor 5d46c490dd * include/cygwin/stdlib.h: Update copyright. 2011-11-08 05:50:18 +00:00
Christopher Faylor 65a6152f18 * cygwin.din (ptsname_r): Export.
* fhandler.cc (fhandler_base::ptsname_r): Define.
* fhandler.h (fhandler_base::ptsname): Delete.
(fhandler_base::ptsname_r): Declare.
(fhandler_pty_master::ptsname_r): Declare.
* fhandler_tty.cc (fhandler_pty_master::ptsname): Delete.
(fhandler_pty_master::ptsname_r): New reentrant function derived from previous
ptsname.
* syscalls.cc (ptsname_r): Implement new function with functionality similar to
Linux.
(ptsname): Use ptsname_r () to fill out buf.
* include/cygwin/stdlib.h (ptsname_r): Declare.
* include/cygwin/version.h: Bump CYGWIN_VERSION_API_MINOR to 255 to reflect
export of ptsname_r.
* pinfo.cc (pinfo::wait): Return bool rather than int.
* pinfo.h (info::wait): Ditto.
(pinfo::reattach): Define !defined(_SIGPROC_H) case for consistency.
* sigproc.cc (child_info_spawn::reattach_children): Use correct dwProcessId
rather than pid when duplicating handle.
2011-11-07 20:05:49 +00:00
Corinna Vinschen 78942629ac * fhandler.cc (CHUNK_SIZE): Drop NO_COPY. 2011-11-07 10:06:45 +00:00
Corinna Vinschen 28fa2a72f8 * syscalls.cc (check_dir_not_empty): Check surplus directory entries
by calling NtQueryAttributesFile.  Make STATUS_DIRECTORY_NOT_EMPTY
	return value dependent on its status code.  Add long comment to explain.
	(unlink_nt): Add comment to explain flaw in checking the sharing mode.
	Set status to STATUS_SUCCESS instead of 0.  Add a retry loop to setting
	the delete disposition and trying to move a directory to bin to
	workaround rare cases of lingering, already deleted subdirectory
	entries.  Add long comment to explain.
	(rename): Set status to STATUS_SUCCESS instead of 0.
2011-11-07 10:03:30 +00:00
Christopher Faylor f6ba9446ed * pinfo.cc (status_exit): Recognize STATUS_ILLEGAL_INSTRUCTION.
(child_info::proc_retry): Ditto.
2011-11-05 18:47:39 +00:00
Christopher Faylor 481b6ac0c8 * pinfo.cc (status_exit): Return complete error code. Handle
STATUS_ACCESS_VIOLATION correctly.
(pinfo::set_exit_code): Set self->exitcode directly from status_exit.
2011-11-05 18:29:51 +00:00
Christopher Faylor 26601df44c * pinfo.h (pinfo::reattach): Only set destroy to false when proc_subproc
succeeds.  Return true for success.
* sigproc.cc (child_info_spawn::reattach_children): Try harder to clean up on
error by detecting reattach failures too.
2011-11-04 17:07:21 +00:00
Christopher Faylor 705d704153 * sigproc.cc (child_info_spawn::reattach_children): Clean up handle when can't
open parent process or suffer handle leak.
2011-11-04 16:52:43 +00:00
Christopher Faylor f4bb53c4e0 * sigproc.cc (child_info::sync): Report on exit code in strace output.
(child_info::proc_retry): Don't consider STATUS_ACCESS_VIOLATION as a
restartable event.
2011-11-03 21:44:05 +00:00
Christopher Faylor 277753c80e * sigproc.cc (child_info_spawn::reattach_children): Avoid issuing an error when
we can't duplicate from "parent" since it is probably ok if children of the
previous owner of the pid disappear.
2011-11-03 18:48:27 +00:00
Corinna Vinschen 516fbf67a0 * fhandler.cc (off_current): Define local in fhandler_base::raw_write.
Drop erroneous NO_COPY, add _RDATA to make R/O.
	(off_append): Ditto.
	* globals.cc (_RDATA): Move definition from here...
	* winsup.h: ...to here.
2011-11-03 17:47:33 +00:00
Christopher Faylor 7295e35690 Remove erroneous entry. 2011-10-30 05:21:07 +00:00
Christopher Faylor cd071d1363 * fhandler.h (fhandler_pipe::create_selectable): Remove optional argument, take
an options argument for CreateNamedPipe/CreateFile.  Change handle arguments to
expect pointers.
(fhandler_fifo::fifo_state): Delete.
(fhandler_fifo::dummy_client): Ditto.
(fhandler_fifo::open_nonserver): Ditto.
(fhandler_fifo::wait_state): Ditto.
(fhandler_fifo::raw_write): Ditto.
(fhandler_fifo::read_ready): New field.
(fhandler_fifo::write_ready): Ditto.
(fhandler_fifo::wait): Modify argument.
(fhandler_fifo::fifo_name): Add a new argument.
(fhandler_fifo::fixup_after_fork): New function.
* fhandler_fifo.cc (fhandler_fifo::fhandler_fifo): Remove initialization of
expunged elements.  Initialize new handles to NULL.
(fhandler_fifo::open_nonserver): Delete.
(fnevent): New macro for creating a named event.
(fnpipe): New macro for creating a unique named pipe name.
(create_pipe): New macro for simplification of named pipe creation.
(fhandler_fifo::fifo_name): Use new argument when creating a shared name.
(fhandler_fifo::open): Rewrite.  Use events to synchronize.
(pure_debug_printf): New macro, active only when DEBUGGING.
(fhandler_fifo::wait): Rewrite to wait for new fifo events which are supplied
as a parameter.
(fhandler_fifo::raw_read): Rewrite to use handle mechanism to detect
client-side disconnect.
(fhandler_fifo::raw_write): Delete.
(fhandler_fifo::close): Remove accommodations for expunged fields.  Close event
handles.
(fhandler_fifo::dup): Remove accommodations for expunged fields.  Duplicate
event handles.
(fhandler_fifo::fixup_after_fork): New function.  Perform fixups on event
handles.
(fhandler_fifo::set_close_on_exec): Remove accommodations for expunged fields.
Set inheritance for new handle fields.
* miscfuncs.cc (CreatePipeOverlapped): Accommodate changes in
fhandler_pipe::create_selectable.
* tty.cc (tty::not_allocated): Ditto.
* pipe.cc (fhandler_pipe::create): Ditto.
(fhandler_pipe::create_selectable): Accept an extra open_mode argument.  Pass
arguments by reference and allow opening one end of the pipe at a time.
* sys/strace.h (debug_only_printf): Define new macro which calls debug_printf
only when DEBUGGING is defined.
2011-10-30 04:50:36 +00:00
Christopher Faylor 673a691372 * exceptions.cc (sigpacket::process): Avoid a potential deadlock when exiting
due to a signal.
2011-10-28 17:32:38 +00:00
Corinna Vinschen 0c1d8aaaf1 * cygwin.din (getgrouplist): Export.
* grp.cc (get_groups): New static function to run the core functionality
	of initgroups and getgrouplist.
	(initgroups32): Call get_groups and just create supplementary group
	list in cygheap.  Rename name of first argument to "user".  Add an
	assertion to test for a NULL user name.
	(initgroups): Rename name of first argument to "user".
	(getgrouplist): New function.
	* posix.sgml (std-bsd): Add getgrouplist.
	* include/cygwin/grp.h (getgrouplist): Declare.
	* include/cygwin/version.h: Bump API minor number.
2011-10-28 09:26:42 +00:00
Christopher Faylor b79b15e9e3 * child_info.h (cchildren): New struct.
(child_info_spawn::nchildren): Rename from nprocs.
(child_info_spawn::children): Change type to cchildren for more bookkeeping
possibilities.
(child_info_spawn::child_info_spawn): Clear nchildren.
(child_info_spawn::record_children): Declare new function.
(child_info_spawn::reattach_children): Ditto.
* dcrt0.cc (child_info_spawn::handle_spawn): Call reattach_children to gather
list of processes we are potentially waiting for.
* pinfo.h (pinfo::pinfo): Make sure that rd_proc_pipe is always cleared.
(pinfo::reattach): New function.
* sigproc.cc: Move pinfo.h earlier so that it can be used in sigproc.h.
(get_proc_lock): Don't bother with a lock during DLL initialization.
(proc_subproc): Handle PROC_REATTACH_CHILD.
(proc_terminate): Orphan children only when we are not an execed process or
when the pid is about to be occupied by a non-cygwin process.
(child_info_spawn::record_children): Define new function.
(child_info_spawn::reattach_children): Ditto.
* sigproc.h (procstuff): Define PROC_REATTACH_CHILD and renumber other
elements.
* spawn.cc (spawn_guts): Record any to-be-waited-for subprocesses if about to
exec a cygwin process.
* sigproc.cc (sig_send): Fix harmless transposition of fifth and six arguments
to DuplicateHandle().
(child_info::child_info): Ditto.
* globals.cc (hExeced): Make NO_COPY.
2011-10-26 19:42:39 +00:00
Corinna Vinschen be2280986d * hookapi.cc (hook_or_detect_cygwin): Take additional handle
to a file mapping as parameter.  If this handle is not NULL,
	create another file mapping for the IAT.
	* spawn.cc (av::fixup): Only map the first 64K of an image and
	keep the mapping handle to use as argument to hook_or_detect_cygwin.
	* winsup.h (hook_or_detect_cygwin): Add mapping handle as default
	parameter in declaration.
2011-10-25 16:35:58 +00:00
Corinna Vinschen 53e93974c8 * syscalls.cc (unlink_nt): Fix a bug which overwrites the NT status
value in case setting the delete disposition returns with
	STATUS_DIRECTORY_NOT_EMPTY.
2011-10-24 14:02:32 +00:00
Corinna Vinschen b3480fbefb * shared.cc (open_shared): Fix memory reservation of essential shared
memory regions.  Drop delta computations since delta is always 0 in
	non-relocated case.  Add a comment.
2011-10-24 09:19:58 +00:00
Christopher Faylor 31d2bedc58 * fhandler_tty.cc (fhandler_pty_slave::read): Use consistent way for testing
ReadFile return.
* pipe.cc (fhandler_pipe::create_selectable): Open the write side of the pipe
in message-mode to force writing as "chunks".  Explain why.
2011-10-23 19:01:47 +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
Christopher Faylor 6ae28c2263 * dtable.cc (dtable::delete_archetype): Improve debugging output.
(dtable::init_std_file_from_handle): Close console handle early, before
initialization.  Build up openflags for passing to open_setup, just to be safe.
(last_tty_dev): New variable.
(fh_last_tty_dev): New macro.
(fh_alloc): Try again to keep track of previously opened tty, this time by just
saving the device and using that to potentially open an archetype.  Avoid
setting the "/dev/tty" name if the creation of the fhandler failed.
(build_fh_pc): Remove unused second argument.  Reorganize how and where the
name is set.  Set last_tty_dev as appropriate.  Avoid a NULL dereference in a
debug printf.
* dtable.h (build_fh_pc): Reflect removal of second parameter.
* fhandler.cc (fhandler_base::reset): Use new '<<' operator to copy pc since it
preserves any potentially previously set name.
(fhandler_base::set_name): Ditto.
* fhandler.h (fhandler_*::clone): Throughout use ccalloc to allocate new
fhandler, primarily to make sure that pc field is properly zeroed.
(fhandler_termios::last): Eliminate.
(fhandler_termios): Remove setting of last.
(fhandler_base::~fhandler_termios): Ditto.
* fhandler_console.cc (fhandler_console::open): Don't make decisions about
opening close-on-exec handles here since it makes no sense for archetypes.
(fhandler_console::init): Assume that input handle has already been opened.
* fhandler_termios.cc (fhandler_termios::last): Delete.
* path.h (path_conv::eq_worker): New function.  Move bulk of operator = here.
(operator <<): New function.
(operator =): Use eq_worker to perform old functionality.
2011-10-22 16:26:30 +00:00
Corinna Vinschen 22e671336e * fhandler_disk_file.cc (fhandler_disk_file::rmdir): Check invalid
success only on Samba shares.
	* mount.cc (fs_info::update): Drop has_buggy_basic_info flag for
	NcFsd.
	* syscalls.cc (unlink_nt): Fix typo in comment.
2011-10-21 17:43:00 +00:00
Christopher Faylor 2cd3283c8f Check in missing ChangeLog entry. 2011-10-21 12:24:58 +00:00
Corinna Vinschen 69178ca038 * globals.cc (ro_u_ncfsd): New R/O unicode string.
* mount.cc (fs_info::update): Check for "NcFsd" FS.  Set flags and
	change comments accordingly.
	(fs_names): Add entry for NcFsd FS.
	* mount.h (enum fs_info_type): Add ncfsd.
	(class fs_info): Add ncfsd flag and accessor methods.
	* path.h (class path_conv): Add fs_is_ncfsd method.
	* syscalls.cc (unlink_nt): Experimentally try delete-on-close on NcFsd
	in STATUS_CANNOT_DELETE case.
2011-10-21 08:29:19 +00:00
Christopher Faylor b2099ee728 * fhandler.h (fhandler*::copyto): Free path_conv strings first.
* path.h (cfree_and_null): Rename and expand from cfree_maybe.
(path_conv &operator =): Call free_strings rather than freeing strings
directly.
2011-10-20 21:35:59 +00:00
Christopher Faylor 38d732a152 Throughout change TTY_* to PTY_*, tty_* to pty_*, and ttym_* to ptmx_*.
* devices.cc: Regenerate.
* dtable.cc: (fh_alloc): Preserve /dev/tty name when that's what we opened.
(build_fh_pc): Preserve any existing name.
* fhandler.cc (fhandler_base::open_with_arch): Ditto.
* fhandler_tty.cc (fhandler_pty_master::fhandler_pty_master): Force the name to
/dev/ptmx while preserving other pty master device information.
* path.h (cfree_maybe): New macro.
(path_conv::operator =): Free any allocated strings in target.
(path_conv::free_strings): Delete unused function.
* sigproc.cc (proc_terminate): Remove previous accommodation for execed
processes since it didn't have the desired effect.  Change comment to a FIXME.
* spawn.cc (chExeced): Mark NO_COPY.
(exe_suffixes): Ditto.
2011-10-20 14:02:54 +00:00
Corinna Vinschen aa982024d1 * syscalls.cc (try_to_bin): Improve debug output.
(check_dir_not_empty): Take additional path_conv argument.  Improve
	debug output.  Change syscall_printf to debug_printf.
	(unlink_nt): Improve debug output.  Change syscall_printf to
	debug_printf.
	(unlink): Change syscall_printf to debug_printf.

	* cygthread.h: Fix copyright dates.
2011-10-20 10:59:01 +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 ce68abe0b4 * dcrt0.cc (dll_crt0_1): Copy argv before passing to main(). 2011-10-17 18:25:04 +00:00
Christopher Faylor e4257c7366 * sigproc.cc (proc_terminate): Avoid setting ppid to 1 if we're execing. 2011-10-17 15:35:26 +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 a9cc13a8e0 * fhandler_process.cc (dos_drive_mappings::fixup_if_match): Convert
native NT network paths into DOS UNC paths.
2011-10-15 19:13:57 +00:00
Corinna Vinschen c52fd6cd47 * sec_auth.cc (get_token_group_sidlist): Add CONSOLE LOGON SID on
systems supporting it.  Never add SERVICE SID but keep code in for
	future reference.  Explain why.
	(get_priv_list): Add cygpsid pointer parameter.  Point it to the
	mandatory integrity SID which matches account and privileges.
	(create_token): Fetch mandatory integrity SID from call to
	get_priv_list.
	(lsaauth): Call get_priv_list with additional NULL pointer.  Change
	comment accordingly.
	* sec_helper.cc (well_known_console_logon_sid): New static SID.
	(cygpriv): Change to structure containing extra flag to store info
	about required integrity level.
	(privilege_luid): Accommodate changes to cygpriv.  Return integrity
	level in new high_integrity parameter.
	(privilege_name): Accommodate changes to cygpriv.
	(set_privilege): Drop trailing \n from debug output.
	(set_cygwin_privileges): Don't set SE_CREATE_GLOBAL_PRIVILEGE anymore
	since it's just not needed, but keep code in for future reference.
	Change comment accordingly.
	* security.h (well_known_console_logon_sid): Declare.
	(privilege_luid): Align declaration to above change.
	* wincap.h (wincaps::has_console_logon_sid): New element.
	* wincap.cc: Implement above element throughout.
2011-10-15 16:31:57 +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 5de3a1c10f * fhandler_console.cc (fhandler_console::cursor_set): Disable forcing
y to the current winBottom position.  Explain why.
2011-10-12 14:19:20 +00:00
Christopher Faylor 4add6f8db1 * cygwin.din: Remove some _tc* exports. Add tcgetsid().
* dtable.cc (fh_alloc): Revert ill-advised setting of major/minor.  Use new
is_dev_tty to remember that this device was opened as /dev/tty.
* fhandler.cc (fhandler_base::fstat): Remove leftover debugging statement.
(fhandler_base::tcgetsid): New function.
* fhandler.h ((fhandler_base::tcgetsid): Declare new function.
(fhandler_base::is_dev_tty): Ditto.
(fhandler_termios::opened_as_dev_tty): Declare new field.
(fhandler_termios::is_dev_tty): Declare new function.
(fhandler_termios::tcgetsid): Ditto.
(fhandler_pty_common::use_archetype): Move here from subclass.
(fhandler_pty_slave::use_archetype): Move up.
(fhandler_pty_master::use_archetype): Ditto.
* fhandler_console.cc (fhandler_console::ioctl): Rename second argument from
`buf' to `arg' for consistency.  Call ioctl_termios for common fhandler_termios
ioctl handling.
* fhandler_tty.cc (fhandler_pty_slave::ioctl): Call ioctl_termios for common
fhandler_termios ioctl handling.
(fhandler_pty_master::ioctl): Ditto.
* fhandler_termios.cc (fhandler_termios::tcgetsid): Implement new function.
(fhandler_termios::ioctl_termios): Ditto.  Implements TIOCSCTTY handling.
* syscalls.cc (stat_worker): Set /dev/tty device info when appropriate.
* termios.cc (tcgetpgrp): Avoid extraneous "isatty" check.
(tcgetsid): Implement new function.
* include/cygwin/version.h: Bump CYGWIN_VERSION_API_MINOR to 253.
* include/sys/termios.h (TIOCSCTTY): Define.
2011-10-11 23:20:38 +00:00
Christopher Faylor 1e5bcae135 * dtable.cc (fh_alloc): Don't parse /dev/tty if ctty is < 0. Reset major/minor
from the specific tty to those for /dev/tty.
2011-10-11 12:39:31 +00:00
Christopher Faylor be96a30c43 * syscalls.cc (open): Add temporary kludge to avoid assigning the controlling
tty on open unless the open is for stdin/stdout/stderr.
* tty.cc (tty_list::connect): Set ENXIO when can't find a tty.
2011-10-10 22:01:06 +00:00
Corinna Vinschen 4c34aaba55 * fhandler.h (fhandler_process::closedir): Declare.
* fhandler_process.cc (fhandler_process::closedir): New function to
	avoid a SEGV in fhandler_proc::closedir.
2011-10-10 18:59:56 +00:00
Christopher Faylor 336e8ee685 * fhandler_tty.cc (fhandler_pty_slave::open): Clarify debugging output.
(fhandler_pty_slave::open): Change ENOENT to ENXIO when can't open a tty.
2011-10-10 04:05:29 +00:00
Christopher Faylor 3d1dd0789e * fhandler.h (fhandler_console::tc_getpgid): New function.
* spawn.cc (spawn_guts): Add logic to put pure-windows processes "in the
background" when they are started that way.
2011-10-07 13:52:20 +00:00
Corinna Vinschen c53c656b1c * include/sys/cygwin.h (cygwin_getinfo_types): Define values
additionally as preprocessor symbols.
2011-10-07 13:49:17 +00:00
Corinna Vinschen 7bbfea993a Fix copyright. 2011-10-07 08:14:25 +00:00
Corinna Vinschen 852908e82d * fhandler_termios.cc (fhandler_termios::tcsetpgrp): Send __SIGSETPGRP
pseudo signal to process group instead of just calling
	init_console_handler.
	* sigproc.cc (wait_sig): Call init_console_handler here on __SIGSETPGRP
	signal.
	* sigproc.h (__SIGSETPGRP): Define.
2011-10-06 19:47:45 +00:00
Christian Franke efe716bb8e 2011-10-06 Christian Franke <franke@computer.org>
* include/cygwin/wait.h: Use new __wait_status_to_int()
	macro to access status value in W*() status checks.
	Fix status description.
	* include/sys/wait.h: Allow `int' and `union wait' as
	wait status parameter.  Change __wait_status_to_int()
	macro and wait () prototypes accordingly.  Add inline
	functions for C++.  Remove extra `;'.
2011-10-06 16:02:37 +00:00
Corinna Vinschen 8dfce03bfa * external.cc (create_winenv): Rename from sync_winenv. Take
environment pointer as parameter and return pointer to corresponding
	win32 environment block if != NULL.  Otherwise just sync as before.
	(cygwin_internal): Add CW_CVT_ENV_TO_WINENV case.
	* include/cygwin/version.h: Bump API minor number.
	* include/sys/cygwin.h (cygwin_getinfo_types): Add CW_CVT_ENV_TO_WINENV.
2011-10-05 12:27:37 +00:00
Corinna Vinschen a06c3bf336 * net.cc (socketpair): Bind first socket to loopback only as well. 2011-10-05 06:18:16 +00:00
Christopher Faylor 36b6320736 * tty.cc (grantpt): Check for valid fd.
(unlockpt): Ditto.
2011-09-21 04:33:57 +00:00
Corinna Vinschen 35e8bb2b7e * net.cc (cygwin_getsockopt): Drop erroneous double conversion of error
code returned by SOL_SOCKET/SO_ERROR.  Fix error handling.
2011-09-02 09:52:08 +00:00
Corinna Vinschen d94522a76a * lc_msg.h: Regenerate. 2011-09-01 19:19:29 +00:00
Corinna Vinschen e2d88014ac * dlfcn.cc (gfpod_helper): Helper function to search DLL using
a given DLL name.  Change default search path to allow /usr/bin.
	(get_full_path_of_dll): Find DLLs even if the caller used a ".so"
	suffix or a "lib" prefix for the DLL.
2011-09-01 08:17:07 +00:00
Corinna Vinschen 52a5f8cc1a * flock.cc (inode_t::unlock_and_remove_if_unused): Rename from
unlock_and_remove.
2011-08-31 16:35:19 +00:00
Corinna Vinschen 2e560a092c * flock.cc (LOCK_OBJ_NAME_LEN): Change to accommodate extra lf_ver
field.
	(class lockf_t): Add lf_ver field.
	(lockf_t::lockf_t): Initialize lf_ver to 0.
	(class inode_t): Change i_wait to i_cnt.  Change comment to explain
	change in usage.
	(inode_t:use): Rename from wait.  Make private.
	(inode_t::unuse): Rename from unwait.  Make private.
	(inode_t::inuse): Rename from waiting.  Make private.
	(inode_t::notused): New public method to set use count to 0.
	(inode_t::unlock_and_remove): New method to unlock node and to delete
	it if it's unused in current process.
	(fhandler_base::del_my_locks): Drop global list lock.  Drop variable
	no_locks_left.  Simpify unlocking and removing node by just calling
	unlock_and_remove.
	(fixup_lockf_after_exec): Call notused method for each node.
	(inode_t::get): Call use method.  Lock node only if outside of list
	lock.
	(inode_t::get_all_locks_list): Accommodate additional lf_ver field
	when creating lockf_t structure from object name.
	(lockf_t::create_lock_obj_attr): Accommodate additional lf_ver field
	when creating object name from lockf_t structure.  Handle
	STATUS_OBJECT_NAME_COLLISION gracefully in F_POSIX case as well.
	Change comment accordingly.  Increment lf_ver field rather than high
	byte of lf_wid field.  Simplify comment.
	(fhandler_disk_file::lock): Always call unlock_and_remove rather than
	just UNLOCK on node.
	(lf_setlock): Move ret definition where it's used.  Drop unneeded
	tests for obj being not NULL.  Only check for deadlock condition if the
	lock we're trying to establish is a POSIX lock.  Revamp object
	collecting and wait code to cover all cases.  Don't return with EDEADLK
	if blocking process can't be opened for synchronization in F_POSIX case,
	rather just wait like in F_FLOCK case.  Change system_printf to
	debug_printf in that case.  Only run WaitForMultipleObjects with high
	priority.  Close obj and process handles prior to locking node.
2011-08-29 13:50:25 +00:00
Corinna Vinschen f4ec874328 * fhandler.cc (fhandler_base::open): Fix typo in comment.
(fhandler_base::close): Move call to del_my_locks from here...
	* fhandler_disk_file.cc (fhandler_disk_file::open): ...to here.
	* flock.cc (struct lockfattr_t): New type.
	(lockf_t::close_lock_obj): New method, use throughout.
	(lockf_t::create_lock_obj_attr): New method.
	(lockf_t::create_lock_obj): Use create_lock_obj_attr method.  Handle
	STATUS_OBJECT_NAME_COLLISION in F_FLOCK case gracefully.  Add lengthy
	comments to explain why and how.
	(lockf_t::open_lock_obj): Use create_lock_obj_attr method.
	(lockf_t::del_lock_obj): Call NtSetEvent rather than SetEvent for
	symmetry.
	(fhandler_disk_file::lock): Define n only where it's used.  Call
	need_fork_fixup only if call was successful.  Handle EINTR and
	ECANCELED return values from lf_setlock.
	(lf_setlock): Drop WAIT_UNLOCKED and WAIT_PROC_EXITED.  Don't wait
	for event object handle count to become <= 1 in F_LOCK case.
	Simplify WFMO return value handling.  Don't handle signal and cancel
	events here; just return with appropriate error code instead.
	(lf_getblock): Ignore locks for which the handle can't be opened.
	Use IsEventSignalled.
	* ntdll.h (STATUS_INVALID_INFO_CLASS): Undef if defined elsewhere to
	make sure the definition is casted to NTSTATUS.
	(STATUS_INVALID_HANDLE): Define and ditto.
	(STATUS_OBJECT_NAME_COLLISION): Define.
	(NtSetEvent): Declare.
2011-08-27 20:01:29 +00:00
Christopher Faylor 2691168e98 * cygthread.cc (cygthread::simplestub): Notify that the thread has detached
also in freerange thread case.
2011-08-25 19:37:39 +00:00
Corinna Vinschen 603ef545bd * fhandler.cc (fhandler_base::open): Never open files with
FILE_OVERWITE/FILE_OVERWRITE_IF.  Set file size to 0 explicitely if
	regular, existing file has been opened for writing with O_TRUNC flag
	set.  Explain why.
2011-08-25 13:35:43 +00:00
Corinna Vinschen 929a140824 * thread.cc (pthread::pthread): Drop setting parent_tls. Call
sigprocmask to copy parent thread signal mask into new parent_sigmask
	member.
	(pthread::thread_init_wrapper): Copy _my_tls.sigmask from new
	parent_sigmask member.
	* thread.h (class pthread): Drop parent_tls.  Add parent_sigmask.
2011-08-24 15:18:17 +00:00
Christopher Faylor 8323a37d5d * thread.cc (pthread::exit): Create dummy tls structure to hold _main_tls
contents if we've asked _main_tls to exit.
2011-08-24 14:23:38 +00:00
Corinna Vinschen 58ef30a4e7 * poll.cc (poll): Don't return prematurely if invalid fds have been
encountered.  Enforce timeout set to 0 in case of invalid fds.  Take
	number of invalid fds into account when returning.
2011-08-23 14:05:04 +00:00
Corinna Vinschen 247caa48ea * fhandler_socket.cc (fhandler_socket::send_internal): Fix setting
nosignal flag.  Convert ECONNABORTED on connection-oriented socket
	to EPIPE, too.
2011-08-23 13:07:24 +00:00
Christopher Faylor 059f809e4b * dtable.cc (conv_start_chars): Remove unneeded section attribute. 2011-08-21 18:45:07 +00:00
Yaakov Selkowitz 0cd08cee4b * include/paths.h (_PATH_MAILDIR): Define.
(_PATH_SHELLS): Define.
2011-08-21 03:22:30 +00:00
Corinna Vinschen f71c1cdb55 * fhandler_process.cc (format_process_maps): Define page protection
shortcuts RO, X, and WC.  Use in creating access flag string.  Don't
	set type flag to 's' for copy-on-write pages, as on Linux.
2011-08-20 18:55:45 +00:00
Yaakov Selkowitz 07797cc0d8 * devices.h (fh_devices): Define DEV_MISC_MAJOR, DEV_MEM_MAJOR,
DEV_SOUND_MAJOR.  Use throughout.
* fhandler_proc.cc (proc_tab): Add /proc/devices and /proc/misc
virtual files.
(format_proc_devices): New function.
(format_proc_misc): New function.
2011-08-19 20:05:15 +00:00
Christopher Faylor c8a66289e4 * dtable.cc: Mark some const variables as static.
* environ.cc (conv_start_chars): Move to shared cygwin region and initialize at
compile time.
(match_first_char): New generic function for querying conv_start_chars.
(posify_maybe): Rename from posify.
(environ_init): Remove conv_envvars initialization.  Don't check
conv_start_chars, just allow posify_maybe to make the decision.
* fhandler_console.cc (__vt100_conv): Fix formatting.  Mark as const.
2011-08-19 18:19:22 +00:00
Corinna Vinschen aeeaae457b * fhandler_console.cc (fhandler_console::read): Recognize backspace key
using the device independent key code, rather than the device dependent
	scan code.
2011-08-19 13:10:01 +00:00
Christopher Faylor 6072b95eeb * dcrt0.cc (dll_crt0_0): Remove unneeded __stdcall decoration.
* init.cc: Reflect change to dll_crt0_0 in declaration.
2011-08-18 15:59:16 +00:00
Corinna Vinschen 8f19b4b64f * dtable.cc (dtable::get_debugger_info): Add missing braces.
(dtable::stdio_init): Fix incorrect negation of not_open(2) condition.
2011-08-18 09:16:50 +00:00
Pierre Humblet 927761a425 2011-08-16 Pierre Humblet <Pierre.Humblet@ieee.org>
* net.cc (gethostby_helper): Remove DEBUGGING code from and
        streamline the second pass.
2011-08-16 23:32:18 +00:00
Corinna Vinschen 833db5481f * dlfcn.cc (dlopen): Reimplement RTLD_NODELETE for Windows 2000 using
internal datastructures.  Explain the code.
	* ntdll.h (struct _LDR_DATA_TABLE_ENTRY): Define.
	(struct _PEB_LDR_DATA): Define.
	(struct _PEB): Change PVOID LoaderData to PPEB_LDR_DATA Ldr.

	* fhandler_process.cc (format_process_maps): Call NtQueryVirtualMemory
	with valid return length pointer.  Explain why.
2011-08-16 20:08:34 +00:00
Corinna Vinschen c429beb296 * include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump. 2011-08-16 14:48:38 +00:00
Corinna Vinschen 6bc64eac26 * autoload.cc (GetModuleHandleExW): Define.
* dlfcn.cc: Throughout mark exported symbols as extern "C".
	(dlopen): Unignore flags argument.  Define ret to NULL.  Fix typo in
	comment.  Support Glibc flags RTLD_NOLOAD and RTLD_NODELETE.
	* include/dlfcn.h:  Clean up comments.
	(RTLD_NODELETE): Define.
	(RTLD_NOLOAD): Define.
	(RTLD_DEEPBIND): Define.
2011-08-16 14:44:26 +00:00
Corinna Vinschen 56c387b1b3 * pipe.cc (pipe): Just call _pipe with O_BINARY mode. Move code to
generate normalized pathnames from here...
	(_pipe): ...to here.
2011-08-15 16:05:13 +00:00
Corinna Vinschen f8b8b1be3c * miscfuncs.cc (CreatePipeOverlapped): New function.
(ReadPipeOverlapped): Ditto.
	(WritePipeOverlapped): Ditto.
	* miscfuncs.h: Declare new functions.
	* pinfo.cc (commune_process): Call WritePipeOverlapped instead of
	WriteFile.  Set timeout to 1 sec.
	(_pinfo::commune_request): Call ReadPipeOverlapped instead of ReadFile.
	Set timeout to 0.5 secs.
	* sigproc.cc (sig_send): Create pipe using CreatePipeOverlapped.
2011-08-13 10:28:15 +00:00
Christopher Faylor e1d5167d20 * miscfuncs.cc (create_pipe): Delete obsolete function.
* miscfuncs.h (create_pipe): Delete define.
* pipe.c (fhandler_pipe::create_selectable): Delete obsolete comment.
2011-08-12 16:55:35 +00:00
Corinna Vinschen ad39174691 * fhandler_proc.cc (fhandler_proc::closedir): Don't free, but delete
instead.

	Also fix previous ChangeLog entry.
2011-08-12 12:35:37 +00:00
Corinna Vinschen 1f08558f14 * fhandler.h (fhandler_proc::opendir): Declare.
(fhandler_proc::closedir): Declare.
	* fhandler_proc.cc (fhandler_proc::opendir): New method.  Fetch list
	of active processes here once to avoid potential duplicates.
	(fhandler_proc::closedir): New method.
2011-08-12 12:31:08 +00:00
Corinna Vinschen 6e2c582323 * fhandler_proc.cc (fhandler_proc::get_proc_fhandler): Don't allow to
access process info by using the Windows PID.
	* fhandler_process.cc (fhandler_process::fstat): Ditto.
	(fhandler_process::fill_filebuf): Ditto.
2011-08-11 16:43:26 +00:00
Corinna Vinschen 3b7cd74bfd * (winpids::add): Make sure to store always a Windows PID in
pidlist, even if pid is a Cygwin PID.
	(winpids::enum_processes): Fetch Cygwin processes from listing of
	shared cygwin object dir in the native NT namespace.  Only if winpid
	is true, fetch Windows processes using an additional call to
	NtQuerySystemInformation.
2011-08-11 07:28:42 +00:00
Corinna Vinschen d10f0e106e * fhandler_process.cc (format_process_status): Always print process name
even for zombies.
	(get_mem_values): Fix loop fetching working set list to avoid out of
	memory conditions.  Return all mem values set to 0 for zombies.
	* ntdll.h (STATUS_PROCESS_IS_TERMINATING): Define.
2011-08-10 13:13:09 +00:00
Corinna Vinschen afe817741c * heap.cc (eval_initial_heap_size): New function fetching the heap
size from the LoaderFlags field in the PE/COFF header.
	(heap_init): Call eval_initial_heap_size rather than
	cygwin_shared->heap_chunk_size to fetch the initial heap size.
	* shared.cc (shared_info::heap_chunk_size): Remove.
	* shared_info.h (class shared_info): Drop heap_chunk member.
	(CURR_SHARED_MAGIC): Update.
2011-08-09 12:00:27 +00:00
Corinna Vinschen c29da54058 * ntdll.h (STATUS_NOT_FOUND): Define.
* ntea.cc (read_ea): Return correct ENOTSUP rather than EOPNOTSUPP.
	Handle STATUS_INVALID_DEVICE_REQUEST and STATUS_NOT_FOUND.  Explain
	why.  Convert conditional to switch statement.
	(write_ea): Return correct ENOTSUP rather than EOPNOTSUPP.  Handle
	STATUS_INVALID_DEVICE_REQUEST.  Convert conditional to switch statement.
2011-08-09 09:14:28 +00:00
Corinna Vinschen f0b7368c68 * resource.cc (getrlimit): Just return RLIM_INFINITY in a request for
RLIMIT_AS.
2011-08-07 19:49:08 +00:00
Corinna Vinschen 60b55c4c18 * fhandler_process.cc (format_process_maps): Actually print info about
the application heap of the printed process, not of the current process.
2011-08-07 11:04:32 +00:00
Corinna Vinschen a5408d982c * net.cc (socketpair): Release sb0 if there's no space left for sb1. 2011-08-04 08:22:11 +00:00
Yaakov Selkowitz bfc071dbce * cygwin.din (clock_nanosleep): Export.
* posix.sgml (std-notimpl): Move clock_nanosleep from here...
(std-susv4): ... to here.
(std-notes): Note limitations of clock_nanosleep.
* signal.cc (clock_nanosleep): Renamed from nanosleep, adding clock_id
and flags arguments and changing return values throughout.
Improve checks for illegal rqtp values.  Add support for
CLOCK_MONOTONIC and TIMER_ABSTIME.
(nanosleep): Rewrite in terms of clock_nanosleep.
(sleep): Ditto.
(usleep): Ditto.
* thread.cc: Mark clock_nanosleep in list of cancellation points.
* include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.
2011-08-03 19:17:02 +00:00