(cygthread::cygthread): Actually pass name as argument to debugging output to
avoid SEGV when strace'ing.
(cygthread::release): Don't set stack_ptr to NULL, since it is only set once on
first entry to a stub not on each stub iteration.
(cygthead::exit_thread): Remove obsolete function.
* cygthread.h (cygthread::exit_thread): Ditto.
(MSLEEP_MUTEX): New define for third parameter to msleep_event_name.
(MSLEEP_SEM): Ditto.
(MSLEEP_EVENT): Ditto.
(msleep_event_name): Add third parameter to allow multiple
synchronization objects per ident.
(_msleep): Implement new synchronization technique to make sure
that all threads have been woken up by a corresponding wakeup call.
(wakeup): Ditto.
PR bootstrap/17383
* Makefile.def (target_modules): Remove stage parameter,
it is always true now.
* Makefile.tpl (configure-build-[+module+],
configure-target-[+module+]): Always build symlink tree
for the directory and for include. BUILD_SUBDIR and
TARGET_SUBDIR cannot be . anymore.
* Makefile.in: Regenerate.
(cygthread::cygthread): Ditto.
(cygthread::terminate_thread): Ditto. Move inuse test earlier or suffer
infinite loop.
* pinfo.cc (_pinfo::dup_proc_pipe): Close handle if DuplicateHandle fails and
process no longer exists.
* spawn.cc (spawn_guts): Create process in suspended state if OS demands it.
* wincap.cc: Add "start_proc_suspended" throughout.
* wincap.h (wincaps): Ditto.
(wincapc): Ditto.
* pinfo.cc (pinfo::init): Initialize exitcode to unset state rather than
SIGTERM.
(proc_waiter): Detect if exit code is unset and use status from
GetExitCodeProcess.
* sigproc.cc (child_info::sync): Remove exit code detection here since
proc_waiter now (again) detects it.
disk" device or fifo.
(fhandler_base::fchown): Ditto for changing ownership.
* fhandler_disk_file.cc (fhandler_base::fstat_helper): Accommodate device files
on ntfs partitions.
* path.cc (path_conv::check): Use isfs function to figure out if a path exists
on a filesystem to make sure that device files are caught.
(child_info::parent_wr_proc_pipe): Eliminate.
* pinfo.h (_pinfo::alert_parent): Move here from pinfo class.
(_pinfo::dup_proc_pipe): New method.
(_pinfo::sync_proc_pipe): Ditto.
* exceptions.cc (sig_handle_tty_stop): Reflect move of alert_parent.
* init.cc (dll_entry): Exit with status one if main process called ExitProcess.
* pinfo.cc (set_myself): Remove handling of parent_wr_proc_pipe.
(_pinfo::exit): Reflect move of alert_parent. Set procinfo to NULL to flag
that we are exiting normally. Always use exitcode when exiting
(although this could be a little racy).
(pinfo::init): Set default exit to SIGTERM. This will be the exit code
reported if process is terminated.
(_pinfo::dup_proc_pipe): New function.
(pinfo::wait): Duplicate wr_proc_pipe to the right place. Use dup_proc_pipe to
move the pipe to the child.
(_pinfo::sync_proc_pipe): New function.
(_pinfo::alert_parent): Move to _pinfo. Make sure that wr_proc_pipe is ours
before using it.
* sigproc.cc (child_info::child_info): Remove handling of parent_wr_proc_pipe.
* spawn.cc (spawn_guts): Pass our wr_proc_pipe to the child when execing.
Ensure that exit code of cygwin process started from windows is correctly set.
throughout.
* path.cc (path_conv::check): Declare, set and use "strip_tail".
(path_conv::set_normalized_path): Add and use second argument, replacing all
tail stripping tests.
itself here, to avoid a race.
(cygthread::release): Clear more stuff. Add a diagnostic for an internal
error.
* cygthread.h (auto_release): New function.
* pinfo.h (pinfo::remember): Add an argument to denote whether child is
detached.
* fork.cc (fork_parent): Reflect change in arguments to pinfo::remember.
* pinfo.cc (_pinfo::exit): Signal exit more forcibly.
(proc_waiter): Use cygthread::auto_release to signify that cygthread::stub
should release the thread. This should avoid a race.
(pinfo::alert_parent): Don't signify an error when wr_proc_pipe == NULL.
* sigproc.cc (proc_subproc): Add support for PROC_DETACHED_CHILD.
* sigproc.h: Ditto.
* spawn.cc (spawn_guts): Specify whether child is detached or not when calling
pinfo::remember.
MapViewOfFileEx.
* cygthread.cc (cygthread::stub): Previous change to make diagnostic output
more informative was really a bust. Try again. Capture previous name in a new
field in cygthread for diagnostic purposes.
(cygthread::cygthread): Ditto.
(cygthread::release): Add an argument to control whether h should be cleared or
not.
(cygthread::terminate_thread): Use 'inuse' for tests rather than 'h'.
(cygthread): Add some diagnostic fields.
(cygthread::release): Add an argument.
* pinfo.cc (proc_waiter): Accommodate change to cygthread::release.
* cygthread.cc (cygthread::release): Define here. Use InterlockedExchange to
set inuse or suffer potential races.
(cygthread::terminate): Use release().
* path.cc (path_conv::check): Check the output Win32 path for trailing spaces
and dots, not the input path. Disallow all use of foo./bar since consistently
getting this right is time consuming. Remove strange test for "unc\" since no
one seems to know what it's for.
Paolo Bonzini