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* gendef (sigreturn): Call stabilize_sig_stack to ensure that there are no pending signals. Restore edx later. (sigdelayed): Save edx earlier. * malloc_wrapper.cc (malloc_init): Add some more debugging output.
2004-03-04 13:31:14 +08:00
2004-03-03 Christopher Faylor <cgf@redhat.com>
* gendef (sigreturn): Call stabilize_sig_stack to ensure that there are
no pending signals. Restore edx later.
(sigdelayed): Save edx earlier.
* malloc_wrapper.cc (malloc_init): Add some more debugging output.
* fhandler_raw.cc (fhandler_dev_raw::raw_read): When reading with variable block size, read only one block, read directly into user supplied buffer, return ENOMEM if user supplied buffer is smaller than size of next block to read. Use read2 instead of bytes_to_read to count number of bytes read. * fhandler_tape.cc (fhandler_dev_tape::open): Add debug output.
2004-03-02 21:07:47 +08:00
2004-03-02 Corinna Vinschen <corinna@vinschen.de>
* fhandler_raw.cc (fhandler_dev_raw::raw_read): When reading with
variable block size, read only one block, read directly into user
supplied buffer, return ENOMEM if user supplied buffer is smaller
than size of next block to read. Use read2 instead of bytes_to_read
to count number of bytes read.
* fhandler_tape.cc (fhandler_dev_tape::open): Add debug output.
* miscfuncs.cc (check_invalid_virtual_addr): Assure the last page in the range is always tested. Add appropriate const. * mmap.cc (mmap_record::aloc_fh): Remove unused static path_conf object.
2004-02-26 19:32:20 +08:00
2004-02-26 Brian Ford <ford@vss.fsi.com>
* miscfuncs.cc (check_invalid_virtual_addr): Assure the last page
in the range is always tested. Add appropriate const.
fix minor typo
2004-03-02 04:44:02 +08:00
* mmap.cc (mmap_record::alloc_fh): Remove unused static path_conf object.
* miscfuncs.cc (check_invalid_virtual_addr): Assure the last page in the range is always tested. Add appropriate const. * mmap.cc (mmap_record::aloc_fh): Remove unused static path_conf object.
2004-02-26 19:32:20 +08:00
* exceptions.cc (setup_handler): Signal event for any sigwaitinfo if it exists to force signal to be handled. Zero event here to prevent races. * signal.cc (sigwaitinfo): Use local handle value for everything since signal thread could zero event element at any time. Detect when awaking due to thread not in mask and set return value and errno accordingly. Don't set signal number to zero unless we've recognized the signal. * sigproc.cc (sigq): Rename from sigqueue throughout. * thread.cc (pthread::join): Handle signals received while waiting for thread to terminate. * cygwin.din: Export sighold, sigqueue. * exceptions.cc (sighold): Define new function. * signal.cc (handle_sigprocmask): Set correct errno for invalid signal. Simplify debugging output. (sigqueue): Define new function. * include/cygwin/signal.h (sighold): Declare new function. (sigqueue): Ditto. * include/cygwin/version.h: Bump API minor version number. * include/limits.h (TIMER_MAX): Define. (_POSIX_TIMER_MAX): Ditto.
2004-02-26 13:10:49 +08:00
2004-02-25 Christopher Faylor <cgf@redhat.com>
fix minor typo
2004-03-02 04:43:22 +08:00
* exceptions.cc (setup_handler): Signal event for any sigwaitinfo, if it
exists, to force signal to be handled. Zero event here to prevent
* exceptions.cc (setup_handler): Signal event for any sigwaitinfo if it exists to force signal to be handled. Zero event here to prevent races. * signal.cc (sigwaitinfo): Use local handle value for everything since signal thread could zero event element at any time. Detect when awaking due to thread not in mask and set return value and errno accordingly. Don't set signal number to zero unless we've recognized the signal. * sigproc.cc (sigq): Rename from sigqueue throughout. * thread.cc (pthread::join): Handle signals received while waiting for thread to terminate. * cygwin.din: Export sighold, sigqueue. * exceptions.cc (sighold): Define new function. * signal.cc (handle_sigprocmask): Set correct errno for invalid signal. Simplify debugging output. (sigqueue): Define new function. * include/cygwin/signal.h (sighold): Declare new function. (sigqueue): Ditto. * include/cygwin/version.h: Bump API minor version number. * include/limits.h (TIMER_MAX): Define. (_POSIX_TIMER_MAX): Ditto.
2004-02-26 13:10:49 +08:00
races.
* signal.cc (sigwaitinfo): Use local handle value for everything since
signal thread could zero event element at any time. Detect when
awaking due to thread not in mask and set return value and errno
accordingly. Don't set signal number to zero unless we've recognized
the signal.
* sigproc.cc (sigq): Rename from sigqueue throughout.
* thread.cc (pthread::join): Handle signals received while waiting for
thread to terminate.
2004-02-25 Christopher Faylor <cgf@redhat.com>
* cygwin.din: Export sighold, sigqueue.
* exceptions.cc (sighold): Define new function.
* signal.cc (handle_sigprocmask): Set correct errno for invalid signal.
Simplify debugging output.
(sigqueue): Define new function.
* include/cygwin/signal.h (sighold): Declare new function.
(sigqueue): Ditto.
* include/cygwin/version.h: Bump API minor version number.
* include/limits.h (TIMER_MAX): Define.
(_POSIX_TIMER_MAX): Ditto.
* miscfuncs.cc (check_invalid_virtual_addr): New function. * winsup.h (check_invalid_virtual_addr): Declare. * mmap.cc (munmap): Call check_invalid_virtual_addr instead of IsBadReadPtr.
2004-02-25 18:54:31 +08:00
2004-02-25 Brian Ford <ford@vss.fsi.com>,
Corinna Vinschen <corinna@vinschen.de>
* miscfuncs.cc (check_invalid_virtual_addr): New function.
* winsup.h (check_invalid_virtual_addr): Declare.
* mmap.cc (munmap): Call check_invalid_virtual_addr instead of
IsBadReadPtr.
* gendef (stabilize_sig_stack): Correctly align this pointer for call to _cygtls::call_signal_handler. * gentls_offsets: Output sizeof field. * tlsoffsets.h: Regenerate.
2004-02-25 12:08:00 +08:00
2004-02-24 Christopher Faylor <cgf@redhat.com>
* gendef (stabilize_sig_stack): Correctly align this pointer for call
to _cygtls::call_signal_handler.
* gentls_offsets: Output sizeof field.
* tlsoffsets.h: Regenerate.
* dcrt0.cc (_dll_crt0): Don't check sync_startup if threadfunc_ix is set. * external.cc (cygwin_internal): Implement CW_GET_BINMODE. * include/sys/cygwin.h: Declare CW_GET_BINMODE.
2004-02-25 09:19:13 +08:00
2004-02-24 Christopher Faylor <cgf@redhat.com>
* dcrt0.cc (_dll_crt0): Don't check sync_startup if threadfunc_ix is set.
* external.cc (cygwin_internal): Implement CW_GET_BINMODE.
* include/sys/cygwin.h: Declare CW_GET_BINMODE.
* dcrt0.cc (_dll_crt0): Add some stern internal errors.
2004-02-25 01:13:16 +08:00
2004-02-24 Christopher Faylor <cgf@redhat.com>
* dcrt0.cc (_dll_crt0): Add some stern internal errors.
* thread.cc (pthread::cancelable_wait): Rearrange slightly. Add do_sig_wait parameter. Wait for signal_arrived if set to true. Return WAIT_SIGNALED if signal arrived. (pthread_cond::wait): Accomodate change to pthread::cancelable_wait. (pthread::join): Ditto. (semaphore::_timedwait): Ditto. (semaphore::_wait): Ditto. Change to return int to allow status feedback. (semaphore::wait): Return return value from semaphore::_wait. * thread.h (WAIT_SIGNALED): New definition. (pthread::cancelable_wait): Change declaration. Define do_sig_wait as false by default to not interfere with existing calls accidentally. (semaphore::_wait): Declare int.
2004-02-24 19:33:15 +08:00
2004-02-24 Corinna Vinschen <corinna@vinschen.de>
* thread.cc (pthread::cancelable_wait): Rearrange slightly.
Add do_sig_wait parameter. Wait for signal_arrived if set to true.
Return WAIT_SIGNALED if signal arrived.
(pthread_cond::wait): Accomodate change to pthread::cancelable_wait.
(pthread::join): Ditto.
(semaphore::_timedwait): Ditto.
(semaphore::_wait): Ditto. Change to return int to allow status
feedback.
(semaphore::wait): Return return value from semaphore::_wait.
* thread.h (WAIT_SIGNALED): New definition.
(pthread::cancelable_wait): Change declaration. Define do_sig_wait
as false by default to not interfere with existing calls accidentally.
(semaphore::_wait): Declare int.
* exceptions.cc (sigpacket::process): Make sure that tls is filled in for SIGSTOP condition. (_cygtls::call_signal_handler): Restore signal mask using saved oldmask rather than current oldmask.
2004-02-22 06:57:36 +08:00
2004-02-21 Christopher Faylor <cgf@redhat.com>
* exceptions.cc (sigpacket::process): Make sure that tls is filled in
for SIGSTOP condition.
(_cygtls::call_signal_handler): Restore signal mask using saved oldmask
rather than current oldmask.
* path.cc (conv_path_list): Return error condition. (copy1): New function. (copyenc): New function. (mount_item::fnmunge): Return error condition. Use new functions to copy strings. (mount_item::build_win32): Ditto. (mount_info::conv_to_win32_path): Return error condition. (cygwin_conv_to_posix_path): Return result of path conversion. (cygwin_conv_to_full_posix_path): Ditto. (return_with_errno): New macro. (cygwin_win32_to_posix_path_list): Use new macro to potentially set errno. (cygwin_posix_to_win32_path_list): Ditto. * path.h (mount_item::fnmunge): Add size argument. (mount_item::build_win32): Ditto.
2004-02-21 12:46:00 +08:00
2004-02-20 Christopher Faylor <cgf@redhat.com>
* path.cc (conv_path_list): Return error condition.
(copy1): New function.
(copyenc): New function.
(mount_item::fnmunge): Return error condition. Use new functions to
copy strings.
(mount_item::build_win32): Ditto.
(mount_info::conv_to_win32_path): Return error condition.
(cygwin_conv_to_posix_path): Return result of path conversion.
(cygwin_conv_to_full_posix_path): Ditto.
(return_with_errno): New macro.
(cygwin_win32_to_posix_path_list): Use new macro to potentially set
errno.
(cygwin_posix_to_win32_path_list): Ditto.
* path.h (mount_item::fnmunge): Add size argument.
(mount_item::build_win32): Ditto.
* getopt.c: Avoid useless compiler warnings.
2004-02-21 07:31:47 +08:00
2004-02-20 Corinna Vinschen <corinna@vinschen.de>
* getopt.c: Avoid useless compiler warnings.
* getopt.c: Replace with latest vanilla(!) OpenBSD version 1.16.
2004-02-21 05:30:44 +08:00
2004-02-20 Corinna Vinschen <corinna@vinschen.de>
* getopt.c: Replace with latest vanilla(!) OpenBSD version 1.16.
* fork.cc (fork_child): Invert sense of test which defeated correct handling in a fork from a non-main thread. * dcrt0.cc (initial_env): Eliminate parameter and just send DebugBreak when appropriate. (dll_crt0_0): Reflect parameter change to initial_env. (dll_crt0_1): Don't call initial_env.
2004-02-19 06:32:15 +08:00
2004-02-18 Christopher Faylor <cgf@redhat.com>
* fork.cc (fork_child): Invert sense of test which defeated correct
handling in a fork from a non-main thread.
* dcrt0.cc (initial_env): Eliminate parameter and just send DebugBreak
when appropriate.
(dll_crt0_0): Reflect parameter change to initial_env.
(dll_crt0_1): Don't call initial_env.
* gendef (stabilize_sig_stack): New function. (setjmp): Import, add sig stack handling. Store sig stack info. (longjmp): Call stabilize_sig_stack. Restore sig stack info. * config/i386/setjmp.c: Remove.
2004-02-19 04:48:38 +08:00
2004-02-18 Christopher Faylor <cgf@redhat.com>
* gendef (stabilize_sig_stack): New function.
(setjmp): Import, add sig stack handling. Store sig stack info.
(longjmp): Call stabilize_sig_stack. Restore sig stack info.
* config/i386/setjmp.c: Remove.
* fork.cc (fork_child): Move fixup_shms_after_fork so that signal_arrived is initialized when calling it.
2004-02-18 05:17:25 +08:00
2004-02-17 Corinna Vinschen <corinna@vinschen.de>
* fork.cc (fork_child): Move fixup_shms_after_fork so that
signal_arrived is initialized when calling it.
* Makefile.in (clean): Clean libserver, too. * fhandler.cc (fhandler_base::~fhandler_base): Remove path_conv cleanup. * syscalls.cc (chroot): Ditto. * path.cc (path_conv::~path_conv): Define new destructor. (conv_path_list_buf_size): Remove explicit path_conv cleanup. * path.h (path_conv::~path_conv): Declare new destructor.
2004-02-18 04:03:01 +08:00
2004-02-17 Christopher Faylor <cgf@redhat.com>
* Makefile.in (clean): Clean libserver, too.
* fhandler.cc (fhandler_base::~fhandler_base): Remove path_conv cleanup.
* syscalls.cc (chroot): Ditto.
* path.cc (path_conv::~path_conv): Define new destructor.
(conv_path_list_buf_size): Remove explicit path_conv cleanup.
* path.h (path_conv::~path_conv): Declare new destructor.
* Makefile.in: Compile flock.o with -fomit-frame-pointer.
2004-02-17 23:23:29 +08:00
2004-02-16 Christopher Faylor <cgf@redhat.com>
* Makefile.in: Compile flock.o with -fomit-frame-pointer.
* Makefile.in: Compile dlfcn.o with -fomit-frame-pointer.
2004-02-17 05:25:10 +08:00
2004-02-16 Christopher Faylor <cgf@redhat.com>
* Makefile.in: Compile dlfcn.o with -fomit-frame-pointer.
* Makefile.in: Compile delqueue.o with -fomit-frame-pointer.
2004-02-17 04:30:46 +08:00
2004-02-16 Christopher Faylor <cgf@redhat.com>
* Makefile.in: Compile delqueue.o with -fomit-frame-pointer.
* syscalls.cc (rename): Do not test the MoveFile error code where MoveFileEx exists.
2004-02-16 19:45:04 +08:00
2004-02-16 Pierre Humblet <pierre.humblet@ieee.org>
* syscalls.cc (rename): Do not test the MoveFile error code
where MoveFileEx exists.
* cygheap.cc (_csbrk): Report failing condition to stderr rather than strace.
2004-02-16 10:03:54 +08:00
2004-02-15 Christopher Faylor <cgf@redhat.com>
correct changelog
2004-02-16 10:34:36 +08:00
* cygheap.cc (_csbrk): Report more debugging details on failing
condition.
* cygheap.cc (_csbrk): Report failing condition to stderr rather than strace.
2004-02-16 10:03:54 +08:00
* Makefile.in: Compile syscalls.o with -fomit-frame-pointer. * sigproc.cc: Eliminate unused variable.
2004-02-15 10:44:16 +08:00
2004-02-14 Christopher Faylor <cgf@redhat.com>
* Makefile.in: Compile syscalls.o with -fomit-frame-pointer.
* sigproc.cc: Eliminate unused variable.
* getopt.c: Replace with latest NetBSD version 1.16. Keep Cygwin specific changes as minimal as possible.
2004-02-15 03:43:52 +08:00
2004-02-14 Corinna Vinschen <corinna@vinschen.de>
* getopt.c: Replace with latest NetBSD version 1.16. Keep Cygwin
specific changes as minimal as possible.
* sigproc.cc (proc_subproc): Change warning back to silent debug output.
2004-02-14 12:58:31 +08:00
2004-02-13 Christopher Faylor <cgf@redhat.com>
* sigproc.cc (proc_subproc): Change warning back to silent debug
output.
* dcrt0.cc (alloc_stack_hard_way): Revert to previous implementation. (alloc_stack): Ditto. * exceptions.cc (ctrl_c_handler): Add debugging output.
2004-02-14 12:38:37 +08:00
2004-02-13 Christopher Faylor <cgf@redhat.com>
* dcrt0.cc (alloc_stack_hard_way): Revert to previous implementation.
(alloc_stack): Ditto.
* exceptions.cc (ctrl_c_handler): Add debugging output.
* Makefile.in (clean): Remove sigfe.s. (sigfe.s): Ensure that sigfe.s will be regenerated if it does not exist. * dll_init.cc (dll_dllcrt0): Simplify initializing tests. * exceptions.cc (setup_handler): Detect when stub caller is either spinning or has acquired the lock after being suspended to avoid windows problems with suspending a win32 API call. * cygtls.h (_cygtls::spinning): Declare new element. * gendef: Remove unused _siglist_index and _siglist declaration. (_sigfe): Set spinning element when potentially looping, waiting for lock. (_sigbe): Ditto. (_cygtls::lock): Ditto. (_longjmp): Ditto. * tlsoffsets.h: Regenerate. * pinfo.cc (_pinfo::exit): Set final exit state here. Call sigproc_terminate if invoked with 'norecord'. Clear any residual _cygtls stuff. * winsup.h (exit_states): Define ES_FINAL. * spawn.cc (spawn_guts): Don't call proc_terminate specifically when execing. Let _pinfo::exit handle that case. * sigproc.cc (wait_subproc): Always exit loop early when proc_loop_wait. * init.cc (munge_threadfunc): Eliminate unused argument. (dll_entry): Reflect above change in call to munge_threadfunc.
2004-02-14 03:34:32 +08:00
2004-02-13 Christopher Faylor <cgf@redhat.com>
* Makefile.in (clean): Remove sigfe.s.
(sigfe.s): Ensure that sigfe.s will be regenerated if it does not exist.
* dll_init.cc (dll_dllcrt0): Simplify initializing tests.
* exceptions.cc (setup_handler): Detect when stub caller is either
spinning or has acquired the lock after being suspended to avoid
windows problems with suspending a win32 API call.
* cygtls.h (_cygtls::spinning): Declare new element.
* gendef: Remove unused _siglist_index and _siglist declaration.
(_sigfe): Set spinning element when potentially looping, waiting for lock.
(_sigbe): Ditto.
(_cygtls::lock): Ditto.
(_longjmp): Ditto.
* tlsoffsets.h: Regenerate.
* pinfo.cc (_pinfo::exit): Set final exit state here. Call sigproc_terminate if
invoked with 'norecord'. Clear any residual _cygtls stuff.
* winsup.h (exit_states): Define ES_FINAL.
* spawn.cc (spawn_guts): Don't call proc_terminate specifically when
execing. Let _pinfo::exit handle that case.
* sigproc.cc (wait_subproc): Always exit loop early when proc_loop_wait.
* init.cc (munge_threadfunc): Eliminate unused argument.
(dll_entry): Reflect above change in call to munge_threadfunc.
* gendef (_sigbe): Zero location on pop. (_cygtls::pop): Ditto.
2004-02-12 12:55:29 +08:00
2004-02-11 Christopher Faylor <cgf@redhat.com>
* gendef (_sigbe): Zero location on pop.
(_cygtls::pop): Ditto.
* dcrt0.cc (alloc_stack_hard_way): Eliminate second argument. (alloc_stack): Remove use of 'b' throughout.
2004-02-12 11:07:35 +08:00
2004-02-11 Christopher Faylor <cgf@redhat.com>
* dcrt0.cc (alloc_stack_hard_way): Eliminate second argument.
(alloc_stack): Remove use of 'b' throughout.
Rename _threadinfo to _cygtls, throughout. * cygtls.h (_cygtls::call_signal_handler): Rename from call_signal_handler_now. (_cygtls::push): Make second argument mandatory. (_cygtls::fixup_after_fork): Declare new function. (_cygtls::lock): Ditto. * cygtls.cc (_cygtls::fixup_after_fork): Define new function. * dcrt0.cc (cygwin_finished_initializing): Define as bool. (alloc_stack): Use _tlstop rather than arbitrary variable in probably vain attempt to avoid strange fork problem on CTRL-C. (dll_crt0_0): Remove obsolete winpids::init call. * dll_init.cc (dll_dllcrt0): Detect forkee condition as equivalent to initializing. * winsup.h (cygwin_finished_initializing): Declare as bool. * exceptions.cc (handle_exceptions): Rely on cygwin_finished_initializing to determine how to handle exception during process startup. (_cygtls::call_signal_handler): Rename from call_signal_handler_now. (_cygtls::interrupt_now): Fill in second argument to push. (signal_fixup_after_fork): Eliminate. (setup_handler): Initialize locked to avoid potential inappropriate unlock. Resume thread if it has acquired the stack lock. (ctrl_c_handler): Just exit if ctrl-c is hit before cygiwn has finished initializing. * fork.cc (sync_with_child): Don't call abort since it can cause exit deadlocks. (sync_with_child): Change debugging output slightly. (fork_child): Set cygwin_finished_initializing here. Call _cygtls fork fixup and explicitly call sigproc_init. (fork_parent): Release malloc lock on fork failure. (vfork): Call signal handler via _my_tls. * sigproc.cc (sig_send): Ditto. * syscalls.cc (readv): Ditto. * termios.cc (tcsetattr): Ditto. * wait.cc (wait4): Ditto. * signal.cc (nanosleep): Ditto. (abort): Ditto. (kill_pgrp): Avoid killing self if exiting. * sync.cc (muto::acquire): Remove (temporarily?) ill-advised exiting_thread check. * gendef (_sigfe): Be more agressive in protecting stack pointer from other access by signal thread. (_cygtls::locked): Define new function. (_sigbe): Ditto. (_cygtls::pop): Protect edx. (_cygtls::lock): Use guaranteed method to set eax to 1. (longjmp): Aggressively protect signal stack. * miscfuncs.cc (low_priority_sleep): Reduce "sleep time" for secs == 0. * pinfo.cc (winpids::set): Counterintuitively use malloc's lock to protect simultaneous access to the pids list since there are pathological conditions which can cause malloc to call winpid. (winpids::init): Eliminate. * pinfo.h (winpids::cs): Eliminate declaration. * pinfo.h (winpids::init): Eliminate definition.
2004-02-12 11:01:58 +08:00
2004-02-11 Christopher Faylor <cgf@redhat.com>
Rename _threadinfo to _cygtls, throughout.
* cygtls.h (_cygtls::call_signal_handler): Rename from
call_signal_handler_now.
(_cygtls::push): Make second argument mandatory.
(_cygtls::fixup_after_fork): Declare new function.
(_cygtls::lock): Ditto.
* cygtls.cc (_cygtls::fixup_after_fork): Define new function.
* dcrt0.cc (cygwin_finished_initializing): Define as bool.
(alloc_stack): Use _tlstop rather than arbitrary variable in probably
vain attempt to avoid strange fork problem on CTRL-C.
(dll_crt0_0): Remove obsolete winpids::init call.
* dll_init.cc (dll_dllcrt0): Detect forkee condition as equivalent to
initializing.
* winsup.h (cygwin_finished_initializing): Declare as bool.
* exceptions.cc (handle_exceptions): Rely on
cygwin_finished_initializing to determine how to handle exception
during process startup.
(_cygtls::call_signal_handler): Rename from call_signal_handler_now.
(_cygtls::interrupt_now): Fill in second argument to push.
(signal_fixup_after_fork): Eliminate.
(setup_handler): Initialize locked to avoid potential inappropriate
unlock. Resume thread if it has acquired the stack lock.
(ctrl_c_handler): Just exit if ctrl-c is hit before cygiwn has finished
initializing.
* fork.cc (sync_with_child): Don't call abort since it can cause exit
deadlocks.
(sync_with_child): Change debugging output slightly.
(fork_child): Set cygwin_finished_initializing here. Call _cygtls fork
fixup and explicitly call sigproc_init.
(fork_parent): Release malloc lock on fork failure.
(vfork): Call signal handler via _my_tls.
* sigproc.cc (sig_send): Ditto.
* syscalls.cc (readv): Ditto.
* termios.cc (tcsetattr): Ditto.
* wait.cc (wait4): Ditto.
* signal.cc (nanosleep): Ditto.
(abort): Ditto.
(kill_pgrp): Avoid killing self if exiting.
* sync.cc (muto::acquire): Remove (temporarily?) ill-advised
exiting_thread check.
* gendef (_sigfe): Be more agressive in protecting stack pointer from
other access by signal thread.
(_cygtls::locked): Define new function.
(_sigbe): Ditto.
(_cygtls::pop): Protect edx.
(_cygtls::lock): Use guaranteed method to set eax to 1.
(longjmp): Aggressively protect signal stack.
* miscfuncs.cc (low_priority_sleep): Reduce "sleep time" for secs == 0.
* pinfo.cc (winpids::set): Counterintuitively use malloc's lock to
protect simultaneous access to the pids list since there are
pathological conditions which can cause malloc to call winpid.
(winpids::init): Eliminate.
* pinfo.h (winpids::cs): Eliminate declaration.
* pinfo.h (winpids::init): Eliminate definition.
* security.cc (get_nt_object_attribute): Fix error handling.
2004-02-12 01:54:34 +08:00
2004-02-11 Corinna Vinschen <corinna@vinschen.de>
* security.cc (get_nt_object_attribute): Fix error handling.
* fhandler_socket.cc (fhandler_socket::ioctl): Add FIONREAD handling.
2004-02-09 19:30:57 +08:00
2004-02-09 Ralf Habacker <ralf.habacker@freenet.de>
* fhandler_socket.cc (fhandler_socket::ioctl): Add FIONREAD handling.
* debug.h (console_printf): Define for non-debugging condition. * cygtls.h (_threadinfo::lock): Remove wait argument. (_threadinfo::interrupt_setup): Remove retaddr argument. * exceptions.cc (_threadinfo::interrupt_setup): Ditto. (_threadinfo::interrupt_now): Accommodate change to interrupt_setup argument. (setup_handler): Ditto. Always lock sig stack prior to determining interrupt method. * gendef (_sigfe): Correct thinko regarding cmpxchg. (_sigbe): Ditto. (_threadinfo::lock): Ditto. (_threadinfo::pop): Eliminate left-over stack unlock. * sigproc.cc (proc_subproc): Chnage debugging output to printed warning.
2004-02-09 12:04:24 +08:00
2004-02-08 Christopher Faylor <cgf@redhat.com>
* debug.h (console_printf): Define for non-debugging condition.
* cygtls.h (_threadinfo::lock): Remove wait argument.
(_threadinfo::interrupt_setup): Remove retaddr argument.
* exceptions.cc (_threadinfo::interrupt_setup): Ditto.
(_threadinfo::interrupt_now): Accommodate change to interrupt_setup
argument.
(setup_handler): Ditto. Always lock sig stack prior to determining
interrupt method.
* gendef (_sigfe): Correct thinko regarding cmpxchg.
(_sigbe): Ditto.
(_threadinfo::lock): Ditto.
(_threadinfo::pop): Eliminate left-over stack unlock.
* Makefile.in (clean): Remove sigfe.s. (sigfe.s): Ensure that sigfe.s will be regenerated if it does not exist. * dll_init.cc (dll_dllcrt0): Simplify initializing tests. * exceptions.cc (setup_handler): Detect when stub caller is either spinning or has acquired the lock after being suspended to avoid windows problems with suspending a win32 API call. * cygtls.h (_cygtls::spinning): Declare new element. * gendef: Remove unused _siglist_index and _siglist declaration. (_sigfe): Set spinning element when potentially looping, waiting for lock. (_sigbe): Ditto. (_cygtls::lock): Ditto. (_longjmp): Ditto. * tlsoffsets.h: Regenerate. * pinfo.cc (_pinfo::exit): Set final exit state here. Call sigproc_terminate if invoked with 'norecord'. Clear any residual _cygtls stuff. * winsup.h (exit_states): Define ES_FINAL. * spawn.cc (spawn_guts): Don't call proc_terminate specifically when execing. Let _pinfo::exit handle that case. * sigproc.cc (wait_subproc): Always exit loop early when proc_loop_wait. * init.cc (munge_threadfunc): Eliminate unused argument. (dll_entry): Reflect above change in call to munge_threadfunc.
2004-02-14 03:34:32 +08:00
* sigproc.cc (proc_subproc): Change debugging output to printed
* debug.h (console_printf): Define for non-debugging condition. * cygtls.h (_threadinfo::lock): Remove wait argument. (_threadinfo::interrupt_setup): Remove retaddr argument. * exceptions.cc (_threadinfo::interrupt_setup): Ditto. (_threadinfo::interrupt_now): Accommodate change to interrupt_setup argument. (setup_handler): Ditto. Always lock sig stack prior to determining interrupt method. * gendef (_sigfe): Correct thinko regarding cmpxchg. (_sigbe): Ditto. (_threadinfo::lock): Ditto. (_threadinfo::pop): Eliminate left-over stack unlock. * sigproc.cc (proc_subproc): Chnage debugging output to printed warning.
2004-02-09 12:04:24 +08:00
warning.
* localtime.cc (localtime_r): Call tzset. * Makefile.in: Make version.h/cygwin.din version check a warning since it is not foolproof. * cygheap.h (CYGHEAPSIZE): Bump size down. * cygtls.h (_threadinfo::stacklock): New element. (_threadinfo::pop): Make regparm. (_threadinfo::lock): New function. (_threadinfo::unlock): New function. * cygtls.cc (_threadinfo::push): Wait for a lock on the stack before performing the operation. (_threadinfo::pop): Move to another file. * cygwin.din: More SIGFE changes. * exceptions.cc (try_to_debug): Always display messages on console. (handle_exceptions): Unwind stack only when actually about to call sig_send. (setup_handler): Lock stack prior to performing any operations. * gendef (_sigfe): Ditto. (_sigbe): Ditto. (_threadinfo::pop): Ditto. Move here. * gen_tlsoffsets: Generate positive offsets. * tlsoffsets.h: Regenerate.
2004-02-09 03:59:27 +08:00
2004-02-08 Christopher Faylor <cgf@redhat.com>
* localtime.cc (localtime_r): Call tzset.
* Makefile.in: Make version.h/cygwin.din version check a warning since
it is not foolproof.
* cygheap.h (CYGHEAPSIZE): Bump size down.
* cygtls.h (_threadinfo::stacklock): New element.
(_threadinfo::pop): Make regparm.
(_threadinfo::lock): New function.
(_threadinfo::unlock): New function.
* cygtls.cc (_threadinfo::push): Wait for a lock on the stack before
performing the operation.
(_threadinfo::pop): Move to another file.
* cygwin.din: More SIGFE changes.
* exceptions.cc (try_to_debug): Always display messages on console.
(handle_exceptions): Unwind stack only when actually about to call
sig_send.
(setup_handler): Lock stack prior to performing any operations.
* gendef (_sigfe): Ditto.
(_sigbe): Ditto.
(_threadinfo::pop): Ditto. Move here.
* gen_tlsoffsets: Generate positive offsets.
* tlsoffsets.h: Regenerate.
* cygserver.h (CYGWIN_SERVER_VERSION_API): Bump. * cygserver_ipc.h (struct proc): Add signal_arrived member. (ipc_set_proc_info): Inititalize blk.signal_arrived.
2004-02-07 00:18:59 +08:00
2004-02-06 Corinna Vinschen <corinna@vinschen.de>
* cygserver.h (CYGWIN_SERVER_VERSION_API): Bump.
* cygserver_ipc.h (struct proc): Add signal_arrived member.
(ipc_set_proc_info): Inititalize blk.signal_arrived.
* uinfo.cc (cygheap_user::init): Use sec_user_nih to build a security descriptor. Set both the process and the default DACLs. * fork.cc (fork_parent): Use sec_none_nih security attributes. * spawn.cc (spawn_guts): Ditto.
2004-02-06 18:37:37 +08:00
2004-02-06 Pierre Humblet <pierre.humblet@ieee.org>
* uinfo.cc (cygheap_user::init): Use sec_user_nih to build a
security descriptor. Set both the process and the default DACLs.
* fork.cc (fork_parent): Use sec_none_nih security attributes.
* spawn.cc (spawn_guts): Ditto.
* cygwin.din: Make many more functions SIGFE. * include/cygwin/version.h (CYGWIN_VERSION_SHARED_DATA): Bump.
2004-02-06 03:57:03 +08:00
2004-02-05 Christopher Faylor <cgf@redhat.com>
* cygwin.din: Make many more functions SIGFE.
* include/cygwin/version.h (CYGWIN_VERSION_SHARED_DATA): Bump.
* security.h (SID): New macro. (well_known_*_sid): Change type to cygpsid. (cygsid::init): Delete declaration. * sec_helper.cc (well_known_*_sid): Define using above SID macro. (cygsid::init): Delete. * dcrt0.cc (dll_crt0_0): Do not call cygsid::init. * security.cc (get_user_local_groups): Change the second argument type to cygpsid.
2004-02-06 01:23:19 +08:00
2004-02-05 Pierre Humblet <pierre.humblet@ieee.org>
* security.h (SID): New macro.
(well_known_*_sid): Change type to cygpsid.
(cygsid::init): Delete declaration.
* sec_helper.cc (well_known_*_sid): Define using above SID macro.
(cygsid::init): Delete.
* dcrt0.cc (dll_crt0_0): Do not call cygsid::init.
* security.cc (get_user_local_groups): Change the second argument type
to cygpsid.
* cygtls.h (_local_storage::signamebuf): Increase size to prevent overflow on really odd values.
2004-02-04 06:04:27 +08:00
2004-02-03 Christopher Faylor <cgf@redhat.com>
* cygtls.h (_local_storage::signamebuf): Increase size to prevent
overflow on really odd values.
* tlsoffsets.h: Regenerate.
2004-02-04 06:05:02 +08:00
* tlsoffsets.h: Regenerate.
* cygtls.h (_local_storage::signamebuf): Increase size to prevent overflow on really odd values.
2004-02-04 06:04:27 +08:00
* Makefile.in (DLL_OFILES): Add strsig.o. * cygtls.h (_local_storage::signamebuf) New element. * sysconf.cc (sysconf): Implement _SC_RTSIG_MAX. * tlsoffset.h: Regenerate. * include/limits.h (_POSIX_RTSIG_MAX): New define. (RTSIG_MAX): Ditto. * include/cygwin/signal.h (SIGRTMIN): New define. (SIGRTMAX): Ditto. (NSIG): Bump. * strsig.cc: New file.
2004-02-04 05:59:27 +08:00
2004-02-03 Christopher Faylor <cgf@redhat.com>
* Makefile.in (DLL_OFILES): Add strsig.o.
* cygtls.h (_local_storage::signamebuf): Increase size to prevent overflow on really odd values.
2004-02-04 06:04:27 +08:00
* cygtls.h (_local_storage::signamebuf): New element.
* Makefile.in (DLL_OFILES): Add strsig.o. * cygtls.h (_local_storage::signamebuf) New element. * sysconf.cc (sysconf): Implement _SC_RTSIG_MAX. * tlsoffset.h: Regenerate. * include/limits.h (_POSIX_RTSIG_MAX): New define. (RTSIG_MAX): Ditto. * include/cygwin/signal.h (SIGRTMIN): New define. (SIGRTMAX): Ditto. (NSIG): Bump. * strsig.cc: New file.
2004-02-04 05:59:27 +08:00
* sysconf.cc (sysconf): Implement _SC_RTSIG_MAX.
* tlsoffsets.h: Regenerate.
2004-02-04 06:05:02 +08:00
* tlsoffsets.h: Regenerate.
* Makefile.in (DLL_OFILES): Add strsig.o. * cygtls.h (_local_storage::signamebuf) New element. * sysconf.cc (sysconf): Implement _SC_RTSIG_MAX. * tlsoffset.h: Regenerate. * include/limits.h (_POSIX_RTSIG_MAX): New define. (RTSIG_MAX): Ditto. * include/cygwin/signal.h (SIGRTMIN): New define. (SIGRTMAX): Ditto. (NSIG): Bump. * strsig.cc: New file.
2004-02-04 05:59:27 +08:00
* include/limits.h (_POSIX_RTSIG_MAX): New define.
(RTSIG_MAX): Ditto.
* include/cygwin/signal.h (SIGRTMIN): New define.
(SIGRTMAX): Ditto.
(NSIG): Bump.
* strsig.cc: New file.
* window.cc (Winmain): Show windows error code in error output when RegisterClass fails.
2004-02-04 03:41:28 +08:00
2004-02-03 Jason Tishler <jason@tishler.net>
* window.cc (Winmain): Show windows error code in error output when
RegisterClass fails.
* fhandler.h (*::fixup_after_exec): Eliminate unused handle argument. * fhandler.h (dtable::fixup_after_exec): Eliminate unused handle argument. * dcrt0.cc (dll_crt0_1): Reflect elimination of unused handle argument to fixup_after_exec. * dtable.cc (dtable::fixup_after_exec): Ditto. * fhandler_console.cc (fhandler_console::fixup_after_exec): Ditto. * fhandler_dsp.cc (fhandler_dsp::fixup_after_exec): Ditto. * fhandler_raw.cc (fhandler_raw::fixup_after_exec): Ditto. * fhandler_socket.cc (fhandler_socket::fixup_after_exec): Ditto. * fhandler_virtual.cc (fhandler_virtual::fixup_after_exec): Ditto. * pipe.cc (fhandler_pipe::fixup_after_exec): Ditto. * spawn.cc (spawn_guts): Do not set ciresrv.parent. * child_info.h (child_info_spawn::~child_info_spawn): Do not close parent. Update CURR_CHILD_INFO_MAGIC. * dcrt0.cc (dll_crt0_0): Do not close spawn_info->parent. Pass NULL to cygheap->fdtab.fixup_after_exec().
2004-02-03 05:00:07 +08:00
2004-02-02 Christopher Faylor <cgf@redhat.com>
* fhandler.h (*::fixup_after_exec): Eliminate unused handle argument.
* fhandler.h (dtable::fixup_after_exec): Eliminate unused handle
argument.
* dcrt0.cc (dll_crt0_1): Reflect elimination of unused handle argument
to fixup_after_exec.
* dtable.cc (dtable::fixup_after_exec): Ditto.
* fhandler_console.cc (fhandler_console::fixup_after_exec): Ditto.
* fhandler_dsp.cc (fhandler_dsp::fixup_after_exec): Ditto.
* fhandler_raw.cc (fhandler_raw::fixup_after_exec): Ditto.
* fhandler_socket.cc (fhandler_socket::fixup_after_exec): Ditto.
* fhandler_virtual.cc (fhandler_virtual::fixup_after_exec): Ditto.
* pipe.cc (fhandler_pipe::fixup_after_exec): Ditto.
2004-02-02 Pierre Humblet <pierre.humblet@ieee.org>
* spawn.cc (spawn_guts): Do not set ciresrv.parent.
* child_info.h (child_info_spawn::~child_info_spawn): Do not close
parent. Update CURR_CHILD_INFO_MAGIC.
* dcrt0.cc (dll_crt0_0): Do not close spawn_info->parent. Pass NULL to
cygheap->fdtab.fixup_after_exec().
Throughout, change name from set_inheritance to set_no_inheritance to better reflect input arguments of this function. * cygheap.h (CYGHEAPSIZE): Increase size of cygheap to something closer to the 21st century.
2004-02-03 04:33:09 +08:00
2004-02-02 Christopher Faylor <cgf@redhat.com>
Throughout, change name from set_inheritance to set_no_inheritance to
better reflect input arguments of this function.
* cygheap.h (CYGHEAPSIZE): Increase size of cygheap to something closer
to the 21st century.
* cygerrno.h (set_errno): Replace semicolon with comma in non-DEBUGGING version to avoid compile time error.
2004-02-02 18:47:29 +08:00
2004-02-02 Corinna Vinschen <corinna@vinschen.de>
* cygerrno.h (set_errno): Replace semicolon with comma in non-DEBUGGING
version to avoid compile time error.
* cygerrno.h (set_errno): Set global errno whenever setting thread specific version. * debug.cc (__set_errno): Ditto. * exceptions.cc (handle_sigsuspend): Remove spurious sig_dispatch_pending call. (set_signal_mask): When there seem to be pending signals to dispatch, tell signal_dispatch_pending/sig_send not to specifically call any handlers. * sigproc.h (sig_dispatch_pending): Change declaration to void. * sigproc.cc (sig_dispatch_pending): Change definition to void. Take an argument to determine whether to tell sig_send to wait for handler to be called. * sigproc.cc (sig_send): Don't call signal handler when sig == __SIGFLUSHFAST. (wait_sig): Honor __SIGFLUSHFAST. Guard against sigpacket::process nuking si_signo. * sigproc.h (__SIGFLUSHFAST): Define new special signal. (sig_dispatch_pending): Change declaration to void. Take optional boolean argument. * fork.cc (vfork): Add debugging output.
2004-02-02 02:29:12 +08:00
2004-02-01 Christopher Faylor <cgf@redhat.com>
* cygerrno.h (set_errno): Set global errno whenever setting thread
specific version.
* debug.cc (__set_errno): Ditto.
* exceptions.cc (handle_sigsuspend): Remove spurious
sig_dispatch_pending call.
(set_signal_mask): When there seem to be pending signals to dispatch,
tell signal_dispatch_pending/sig_send not to specifically call any
handlers.
* sigproc.h (sig_dispatch_pending): Change declaration to void.
* sigproc.cc (sig_dispatch_pending): Change definition to void. Take
an argument to determine whether to tell sig_send to wait for handler
to be called.
* sigproc.cc (sig_send): Don't call signal handler when sig ==
__SIGFLUSHFAST.
(wait_sig): Honor __SIGFLUSHFAST. Guard against sigpacket::process
nuking si_signo.
* sigproc.h (__SIGFLUSHFAST): Define new special signal.
(sig_dispatch_pending): Change declaration to void. Take optional
boolean argument.
* fork.cc (vfork): Add debugging output.
* exceptions.cc (sig_handle_tty_stop): Avoid races by waiting for both signal_arrived and for sigCONT. (sigpacket::process): Enforce sending of both signal_arrived and sigCONT, where appropriate. * gendef (sigreturn): Save tls pointer in ebx so that it can jump into sigdelayed and use the same register.
2004-01-27 06:25:57 +08:00
2004-01-26 Christopher Faylor <cgf@redhat.com>
* exceptions.cc (sig_handle_tty_stop): Avoid races by waiting for both
signal_arrived and for sigCONT.
(sigpacket::process): Enforce sending of both signal_arrived and
sigCONT, where appropriate.
* gendef (sigreturn): Save tls pointer in ebx so that it can jump into
sigdelayed and use the same register.
* cygtls.cc (_threadinfo::init_thread): Add more local reent stdio initialization. * dcrt0.cc (initial_env): Can it really be true that XP doesn't allow attaching a debugger during DLL attach? Add temporary workaround. (dll_crt0_0): Ensure that _impure_ptr stdio is initialized before any threads. (dll_crt0_1): Move _impure_ptr initialization to dll_crt0_0. * exceptions.cc (try_to_debug): Reinstate old method for looping while debugging. * syscalls.cc (_cygwin_istext_for_stdio): Regularize debugging output. Remove hopefully extraneous check. (setmode_helper): Add debugging output for improbable case. Use "binary" rather "raw" for consistency.
2004-01-27 02:52:02 +08:00
2004-01-26 Christopher Faylor <cgf@redhat.com>
* cygtls.cc (_threadinfo::init_thread): Add more local reent stdio
initialization.
* dcrt0.cc (initial_env): Can it really be true that XP doesn't allow
attaching a debugger during DLL attach? Add temporary workaround.
(dll_crt0_0): Ensure that _impure_ptr stdio is initialized before any
threads.
(dll_crt0_1): Move _impure_ptr initialization to dll_crt0_0.
* exceptions.cc (try_to_debug): Reinstate old method for looping while
debugging.
* syscalls.cc (_cygwin_istext_for_stdio): Regularize debugging output.
Remove hopefully extraneous check.
(setmode_helper): Add debugging output for improbable case. Use
"binary" rather "raw" for consistency.
* fhandler.cc (fhandler_base::fhaccess): Avoid always setting errno to EACCESS when return value is < 0. Rely on errno being set properly.
2004-01-26 07:39:26 +08:00
2004-01-25 Christopher Faylor <cgf@redhat.com>
* fhandler.cc (fhandler_base::fhaccess): Avoid always setting errno to
EACCESS when return value is < 0. Rely on errno being set properly.
* sigproc.cc (proc_subproc): Don't protect *child's* handle.
2004-01-25 13:17:21 +08:00
2004-01-25 Christopher Faylor <cgf@redhat.com>
* sigproc.cc (proc_subproc): Don't protect *child's* handle.
* fhandler.h (fhandler_base::fhaccess): Return int for compatibility with access. * fhandler.cc (fhandler_base::fhaccess): Return int. Use consistent variable name for exit value. Exit at bottom, printing debugging information, like other cygwin functions.
2004-01-25 04:34:27 +08:00
2004-01-24 Christopher Faylor <cgf@redhat.com>
* fhandler.h (fhandler_base::fhaccess): Return int for compatibility
with access.
* fhandler.cc (fhandler_base::fhaccess): Return int. Use consistent
variable name for exit value. Exit at bottom, printing debugging
information, like other cygwin functions.
* cygheap.cc (init_cygheap::close_ctty): Protect YA vforkism. * fhandler.h (fhandler_base::has_acls): Make pass through for path_conv method. (fhandler_base::isremote): Ditto. (fhandler_base::is_fs_special): Ditto. (fhandler_base::has_attribute): Ditto. Define new function. (fhandler_base::fhaccess): Declare new function based on access_worker. (fhandler_base::set_has_acls): Eliminate obsolete function. (fhandler_base::set_isremote): Ditto. * fhandler.cc (fhandler_base::fhaccess): Move from syscalls.cc and into fhandler_base class. Use fhandler methods to access data rather than path_conv stuff. (fhandler_base::device_access_denied): Use fhaccess method. * fhandler_disk_file.cc (fhandler_disk_file::opendir): Ditto. (fhandler_base::open_fs): Remove calls to obsolete functions. * fhandler_virtual.cc (fhandler_virtual::open): Ditto. * winsup.h (access_worker): Remove obsolete access_worker declaration. *syscalls.cc (access_worker): Move function to fhandler.cc. (access): Use fhaccess method. * pinfo.cc (_pinfo::set_ctty): Clarify debugging output. * sigproc.cc (sig_dispatch_pending): Ditto. * syscalls.cc (setsid): Perform minor rearrangement.
2004-01-24 11:40:33 +08:00
2004-01-23 Christopher Faylor <cgf@redhat.com>
* cygheap.cc (init_cygheap::close_ctty): Protect YA vforkism.
* fhandler.h (fhandler_base::has_acls): Make pass through for path_conv
method.
(fhandler_base::isremote): Ditto.
(fhandler_base::is_fs_special): Ditto.
(fhandler_base::has_attribute): Ditto. Define new function.
(fhandler_base::fhaccess): Declare new function based on access_worker.
(fhandler_base::set_has_acls): Eliminate obsolete function.
(fhandler_base::set_isremote): Ditto.
* fhandler.cc (fhandler_base::fhaccess): Move from syscalls.cc and into
fhandler_base class. Use fhandler methods to access data rather than
path_conv stuff.
(fhandler_base::device_access_denied): Use fhaccess method.
* fhandler_disk_file.cc (fhandler_disk_file::opendir): Ditto.
(fhandler_base::open_fs): Remove calls to obsolete functions.
* fhandler_virtual.cc (fhandler_virtual::open): Ditto.
* winsup.h (access_worker): Remove obsolete access_worker declaration.
*syscalls.cc (access_worker): Move function to fhandler.cc.
(access): Use fhaccess method.
* pinfo.cc (_pinfo::set_ctty): Clarify debugging output.
* sigproc.cc (sig_dispatch_pending): Ditto.
* syscalls.cc (setsid): Perform minor rearrangement.
2004-01-23 Pierre Humblet <pierre.humblet@ieee.org> * fhandler_socket.cc (fhandler_socket::create_secret_event): Avoid creating multiple handles. Always allow event inheritance but set the handle inheritance appropriately. Improve error handling. (fhandler_socket::check_peer_secret_event): Improve error handling. (fhandler_socket::close_secret_event): Simply call CloseHandle. (fhandler_socket::set_close_on_exec): Set secret event inheritance.
2004-01-24 08:14:27 +08:00
2004-01-23 Pierre Humblet <pierre.humblet@ieee.org>
* Makefile.in (DLL_OFILES): Add strsig.o. * cygtls.h (_local_storage::signamebuf) New element. * sysconf.cc (sysconf): Implement _SC_RTSIG_MAX. * tlsoffset.h: Regenerate. * include/limits.h (_POSIX_RTSIG_MAX): New define. (RTSIG_MAX): Ditto. * include/cygwin/signal.h (SIGRTMIN): New define. (SIGRTMAX): Ditto. (NSIG): Bump. * strsig.cc: New file.
2004-02-04 05:59:27 +08:00
* fhandler_socket.cc (fhandler_socket::create_secret_event): Avoid
creating multiple handles. Always allow event inheritance but set the
handle inheritance appropriately. Improve error handling.
(fhandler_socket::check_peer_secret_event): Improve error handling.
(fhandler_socket::close_secret_event): Simply call CloseHandle.
(fhandler_socket::set_close_on_exec): Set secret event inheritance.
2004-01-23 Pierre Humblet <pierre.humblet@ieee.org> * fhandler_socket.cc (fhandler_socket::create_secret_event): Avoid creating multiple handles. Always allow event inheritance but set the handle inheritance appropriately. Improve error handling. (fhandler_socket::check_peer_secret_event): Improve error handling. (fhandler_socket::close_secret_event): Simply call CloseHandle. (fhandler_socket::set_close_on_exec): Set secret event inheritance.
2004-01-24 08:14:27 +08:00
* configure.in: Remove NEWVFORK default. * configure: Regenerate. * dcrt0.cc: Conditionalize vfork stuff throughout. * dtable.cc: Ditto. * perthread.h: Ditto. * pipe.cc (fhandler_pipe::close): Ditto. * spawn.cc (spawnve): Ditto. * syscalls.cc (setsid): Ditto. * exceptions.cc (sigpacket::process): Use macro to refer to vfork pid. * debug.cc (verify_handle): Define new function. * debug.h (VerifyHandle): Define new macro. (verify_handle): Declare new function * fhandler.cc (fhandler_base::dup): Verify that dup'ed handle is not supposed to be in use. (fhandler_base::set_inheritance): Ditto. (fhandler_base::fork_fixup): Ditto. * fhandler_socket.cc (fhandler_socket::dup): Ditto. * fhandler_tty.cc (fhandler_tty_slave::open): Ditto. * net.cc (set_socket_inheritance): Ditto. * pinfo.cc (pinfo_fixup_after_exec): Ditto. * sigproc.cc (proc_subproc): Ditto. (sig_send): Ditto. * spawn.cc (spawn_guts): Ditto. * thread.cc (pthread::init_mainthread): Ditto. * pipe.cc (fhandler_pipe::close): Close read_state with ForceCloseHandle since it was protected. (fhandler_pipe::fixup_after_exec): Protect read_state handle. (fhandler_pipe::dup): Correctly close open handles on error condition. Verify that dup'ed handle is not supposed to be in use. (fhandler_pipe::create): Protect read_state.
2004-01-24 07:05:33 +08:00
2004-01-23 Christopher Faylor <cgf@redhat.com>
* configure.in: Remove NEWVFORK default.
* configure: Regenerate.
* dcrt0.cc: Conditionalize vfork stuff throughout.
* dtable.cc: Ditto.
* perthread.h: Ditto.
* pipe.cc (fhandler_pipe::close): Ditto.
* spawn.cc (spawnve): Ditto.
* syscalls.cc (setsid): Ditto.
* exceptions.cc (sigpacket::process): Use macro to refer to vfork pid.
* debug.cc (verify_handle): Define new function.
* debug.h (VerifyHandle): Define new macro.
(verify_handle): Declare new function
* fhandler.cc (fhandler_base::dup): Verify that dup'ed handle is not
supposed to be in use.
(fhandler_base::set_inheritance): Ditto.
(fhandler_base::fork_fixup): Ditto.
* fhandler_socket.cc (fhandler_socket::dup): Ditto.
* fhandler_tty.cc (fhandler_tty_slave::open): Ditto.
* net.cc (set_socket_inheritance): Ditto.
* pinfo.cc (pinfo_fixup_after_exec): Ditto.
* sigproc.cc (proc_subproc): Ditto.
(sig_send): Ditto.
* spawn.cc (spawn_guts): Ditto.
* thread.cc (pthread::init_mainthread): Ditto.
* pipe.cc (fhandler_pipe::close): Close read_state with
ForceCloseHandle since it was protected.
(fhandler_pipe::fixup_after_exec): Protect read_state handle.
(fhandler_pipe::dup): Correctly close open handles on error condition.
Verify that dup'ed handle is not supposed to be in use.
(fhandler_pipe::create): Protect read_state.
* exceptions.cc (sig_handle_tty_stop): Fix boneheaded mistake by using correct check for parent state rather than inverted check mistakenly introduced on 2003-09-15.
2004-01-23 23:44:15 +08:00
2004-01-23 Christopher Faylor <cgf@redhat.com>
* exceptions.cc (sig_handle_tty_stop): Fix boneheaded mistake by using
correct check for parent state rather than inverted check mistakenly
introduced on 2003-09-15.
* fhandler_serial.cc (fhandler_serial::raw_write): Prevent a deadlock when the input buffer overflows. (fhandler_serial::raw_read): Correct to print the actual error and only call PurgeComm when necessary.
2004-01-23 23:22:48 +08:00
2004-01-22 Brian Ford <ford@vss.fsi.com>
* fhandler_serial.cc (fhandler_serial::raw_write): Prevent a deadlock
when the input buffer overflows.
(fhandler_serial::raw_read): Correct to print the actual error and only
call PurgeComm when necessary.
* dcrt0.cc (reent_data): Make global. * cygwin.din: Reexport reent_data.
2004-01-23 03:14:07 +08:00
2004-01-22 Christopher Faylor <cgf@redhat.com>
* dcrt0.cc (reent_data): Make global.
* cygwin.din: Reexport reent_data.
* cygtls.cc (_threadinfo::remove): Don't assume that we are removing _my_tls. * exceptions.cc (setup_handler): Improve debugging output. (call_signal_handler_now): Remove ill-advised debugger call. * sigproc.cc (sigcomplete_main): Delete. (sig_send): Honor FIXME and avoid using main thread's completion event for everything or suffer races. (pending_signals::add): Default stored mask to current process mask rather than mask at time of signal send. (wait_sig): Add debugging output. * sigproc.h (sigpacket::mask_storage): Delete.
2004-01-23 03:03:19 +08:00
2004-01-22 Christopher Faylor <cgf@redhat.com>
* cygtls.cc (_threadinfo::remove): Don't assume that we are removing
_my_tls.
* exceptions.cc (setup_handler): Improve debugging output.
(call_signal_handler_now): Remove ill-advised debugger call.
* sigproc.cc (sigcomplete_main): Delete.
(sig_send): Honor FIXME and avoid using main thread's completion event
for everything or suffer races.
(pending_signals::add): Default stored mask to current process mask
rather than mask at time of signal send.
(wait_sig): Add debugging output.
* sigproc.h (sigpacket::mask_storage): Delete.
* fhandler.cc (fhandler_base::open): Revert isfs change.
2004-01-22 23:08:08 +08:00
2004-01-22 Christopher Faylor <cgf@redhat.com>
* fhandler.cc (fhandler_base::open): Revert isfs change.
* devices.in: Change raw com device to more correct form.
2004-01-22 03:14:19 +08:00
2004-01-21 Christopher Faylor <cgf@redhat.com>
* devices.in: Change raw com device to more correct form.
* fhandler.cc (fhandler_base::open): Use major numbers rather than device numbers to control special behavior for devices which take units. * fhandler_raw.cc (fhandler_dev_raw::writebuf): Ditto. (fhandler_dev_raw::fstat): Ditto. (fhandler_dev_raw::open): Ditto. (fhandler_dev_raw::ioctl): Ditto.
2004-01-22 02:19:29 +08:00
2004-01-21 Christopher Faylor <cgf@redhat.com>
* fhandler.cc (fhandler_base::open): Use major numbers rather than
device numbers to control special behavior for devices which take
units.
* fhandler_raw.cc (fhandler_dev_raw::writebuf): Ditto.
(fhandler_dev_raw::fstat): Ditto.
(fhandler_dev_raw::open): Ditto.
(fhandler_dev_raw::ioctl): Ditto.
* signal.cc (sigaction): Fix if-statement typo.
2004-01-21 23:47:48 +08:00
2004-01-21 Nicholas Wourms <nwourms@netscape.net>
* signal.cc (sigaction): Fix if-statement typo.
* cygtls.cc (handle_threadlist_exception): Change logic, improve debugging output.
2004-01-21 23:16:10 +08:00
2004-01-21 Christopher Faylor <cgf@redhat.com>
* cygtls.cc (handle_threadlist_exception): Change logic, improve
debugging output.
* fhandler_tty.cc (fhandler_tty::ioctl): Semi-revert 2003-09-26 change for TIOCSWINSZ. It is not an error for ioctl_request_event to be missing. * sigproc.cc (pending_signals::save): New function. (pending_signals::restore): Ditto. (sig_clear): Save/restore current queue pointer. (wait_sig): Delete signals marked as such. * sigproc.h (__SIGDELETE): New enum.
2004-01-21 14:28:35 +08:00
2004-01-21 Christopher Faylor <cgf@redhat.com>
* fhandler_tty.cc (fhandler_tty::ioctl): Semi-revert 2003-09-26 change
for TIOCSWINSZ. It is not an error for ioctl_request_event to be
missing.
2004-01-20 Christopher Faylor <cgf@redhat.com>
* sigproc.cc (pending_signals::save): New function.
(pending_signals::restore): Ditto.
(sig_clear): Save/restore current queue pointer.
(wait_sig): Delete signals marked as such.
* sigproc.h (__SIGDELETE): New enum.
* include/cygwin/version.h: Bump DLL minor number to 8. * cygmalloc.h: Make more concessions to attempts to get debugging malloc working. * debug.h: Ditto. * dlmalloc.cc: Ditto. * dlmalloc.h: Ditto. * malloc_wrapper.cc: Ditto. * perthread.h (perthread::create): Use calloc to ensure zeroed memory.
2004-01-21 03:36:35 +08:00
2004-01-20 Christopher Faylor <cgf@redhat.com>
* include/cygwin/version.h: Bump DLL minor number to 8.
* cygmalloc.h: Make more concessions to attempts to get debugging
malloc working.
* debug.h: Ditto.
* dlmalloc.cc: Ditto.
* dlmalloc.h: Ditto.
* malloc_wrapper.cc: Ditto.
* perthread.h (perthread::create): Use calloc to ensure zeroed memory.
* sec_acl.cc (setacl): Make sure sd_ret is large enough.
2004-01-20 17:13:20 +08:00
2004-01-20 Christopher Faylor <cgf@redhat.com>
* sec_acl.cc (setacl): Make sure sd_ret is large enough.
* sigproc.cc (sigproc_terminate): Don't close sendsig handle when execing since we're not closing what we think we're closing. (sig_send): Improve debugging when exiting due to no_signals_available. * wincap.h (wincaps::cant_debug_dll_entry): New element. * wincap.cc: Implement above element throughout. * dcrt0.cc (initial_env): Accommodate changes necessary to allow initial debugging for systems which do not allow debugging in dll_entry. (dll_crt0_0): Add initial_env call back here. * Makefile.in (install-man): Use mandir as target for installation. * include/cygwin/version.h: Bump DLL minor number to 7 (should have been done earlier).
2004-01-20 07:03:43 +08:00
2004-01-19 Christopher Faylor <cgf@redhat.com>
* sigproc.cc (sigproc_terminate): Don't close sendsig handle when
execing since we're not closing what we think we're closing.
(sig_send): Improve debugging when exiting due to no_signals_available.
* wincap.h (wincaps::cant_debug_dll_entry): New element.
* wincap.cc: Implement above element throughout.
* dcrt0.cc (initial_env): Accommodate changes necessary to allow
initial debugging for systems which do not allow debugging in
dll_entry.
(dll_crt0_0): Add initial_env call back here.
* Makefile.in (install-man): Use mandir as target for installation.
2004-01-19 Christopher Faylor <cgf@redhat.com>
* include/cygwin/version.h: Bump DLL minor number to 7 (should have been
done earlier).
* cygwin/include/signal.h: Add copyright notice. * cygwin.din: Make clock SIGFE. Add clock_gettime, sigwaitinfo, timer_create, timer_delete, timer_settime. * include/cygwin/version.h: Reflect above additions. * fork.cc (fork_child): Call fixup_timers_after_fork. * signal.cc (sigwait): Remove unused variable. * timer.cc: New file. (clock_gettime): Define new function. (timer_tracker): Define new struct used by timer functions. (timer_tracker::timer_tracker): New function. (to_us): New function. (timer_thread): New function. (timer_tracker::settime): New function. (timer_create): New function. (timer_settime): New function. (timer_delete): New function. (fixup_timers_after_fork): New function. * cygthread.cc: Bump thread count. * signal.cc (sigwaitinfo): Define new function. (sigwait): Redefine based on sigwaitinfo. * include/cygwin/signal.h (sigwaitinfo): Declare. (sigwait): Ditto. * dtable.cc (dtable::vfork_parent_restore): Avoid double close of ctty when ctty == ctty_on_hold. * cygtls.h (_threadinfo::threadkill): New element. (_threadinfo::set_threadkill): Declare new function. (_threadinfo::reset_threadkill): Declare new function. * dcrt0.cc (dcrt0_1): Call here so that it will be possible to attach to running process with #(*& Windows Me/9x. (initial_env): Try to initialize strace if uninitialized. * gendef: Don't zero signal if threadkill is set since that will happen in the called function. * signal.cc (sigwait): Ensure cleanup in error conditions. * sigproc.cc (sig_send): Clear packet mask storage. (wait_subproc): Fill in child exit code in siginfo_t structure. * thread.cc (pthread_kill): Set threadkill flag. * tlsoffsets.h: Regenerate. Throughout, use siginfo_t to fill out all signal information for "kernel" signals. * cygtls.h (_threadinfo::set_siginfo): Declare new function. * cygtls.cc (_threadinfo::set_siginfo): Define new function. * dcrt0.cc (do_exit): Accommodate siginfo_t considerations. * exceptions.cc (handle_exceptions): Ditto. (sig_handle_tty_stop): Ditto. (ctrl_c_handler): Use killsys() to send signal. (sigpacket::process): Rename from sig_handle. Use siginfo_t field from sigpacket for everything. (tty_min::kill_pgrp): Accommodate siginfo_t considerations. (fhandler_termios::bg_check): Ditto. * fhandler_tty.cc (fhandler_tty_slave::ioctl): Use killsys() to send signal. * signal.cc (kill_worker): Rewrite to use siginfo_t second argument. (kill_pgrp): Ditto. (kill0): Define new function pulled from kill(). (kill): Rewrite as frontend to kill0. (killsys): Define new function. * sigproc.cc (sigelem): Eliminate. (sigpacket): Move to sigproc.h. Subsume sigelem. (pending_signals): Use sigpacket rather than sigelem for everything. (sig_clear): Ditto. (wait_sig): Ditto. (sig_send): Rewrite to use siginfo_t argument. (sig_send): New function wratpper to sig_send with siginfo_t argument. (wait_subproc): Accommodate siginfo_t considerations. * thread.cc (pthread_kill): Ditto. * sigproc.h (sigpacket): Move here. (sigpacket::process): Declare "new" function. (sig_handle): Eliminate declaration. (sig_send): Declare with new paramaters. (killsys): Declare new function. (kill_pgrp): Declare. * winsup.h: Move some signal-specific stuff to sigproc.h. * include/cygwin/signal.h: Tweak some siginfo_t stuff.
2004-01-19 13:46:54 +08:00
2004-01-19 Christopher Faylor <cgf@redhat.com>
* cygwin/include/signal.h: Add copyright notice.
* cygwin.din: Make clock SIGFE. Add clock_gettime, sigwaitinfo,
timer_create, timer_delete, timer_settime.
* include/cygwin/version.h: Reflect above additions.
* fork.cc (fork_child): Call fixup_timers_after_fork.
* signal.cc (sigwait): Remove unused variable.
* timer.cc: New file.
(clock_gettime): Define new function.
(timer_tracker): Define new struct used by timer functions.
(timer_tracker::timer_tracker): New function.
(to_us): New function.
(timer_thread): New function.
(timer_tracker::settime): New function.
(timer_create): New function.
(timer_settime): New function.
(timer_delete): New function.
(fixup_timers_after_fork): New function.
* cygthread.cc: Bump thread count.
2004-01-17 Christopher Faylor <cgf@redhat.com>
* signal.cc (sigwaitinfo): Define new function.
(sigwait): Redefine based on sigwaitinfo.
* include/cygwin/signal.h (sigwaitinfo): Declare.
(sigwait): Ditto.
2004-01-17 Christopher Faylor <cgf@redhat.com>
* dtable.cc (dtable::vfork_parent_restore): Avoid double close of ctty
when ctty == ctty_on_hold.
2004-01-16 Christopher Faylor <cgf@redhat.com>
* cygtls.h (_threadinfo::threadkill): New element.
(_threadinfo::set_threadkill): Declare new function.
(_threadinfo::reset_threadkill): Declare new function.
* dcrt0.cc (dcrt0_1): Call here so that it will be possible to attach
to running process with #(*& Windows Me/9x.
(initial_env): Try to initialize strace if uninitialized.
* gendef: Don't zero signal if threadkill is set since that will happen
in the called function.
* signal.cc (sigwait): Ensure cleanup in error conditions.
* sigproc.cc (sig_send): Clear packet mask storage.
(wait_subproc): Fill in child exit code in siginfo_t structure.
* thread.cc (pthread_kill): Set threadkill flag.
* tlsoffsets.h: Regenerate.
2004-01-16 Christopher Faylor <cgf@redhat.com>
Throughout, use siginfo_t to fill out all signal information for
"kernel" signals.
* cygtls.h (_threadinfo::set_siginfo): Declare new function.
* cygtls.cc (_threadinfo::set_siginfo): Define new function.
* dcrt0.cc (do_exit): Accommodate siginfo_t considerations.
* exceptions.cc (handle_exceptions): Ditto.
(sig_handle_tty_stop): Ditto.
(ctrl_c_handler): Use killsys() to send signal.
(sigpacket::process): Rename from sig_handle. Use siginfo_t field from
sigpacket for everything.
(tty_min::kill_pgrp): Accommodate siginfo_t considerations.
(fhandler_termios::bg_check): Ditto.
* fhandler_tty.cc (fhandler_tty_slave::ioctl): Use killsys() to send signal.
* signal.cc (kill_worker): Rewrite to use siginfo_t second argument.
(kill_pgrp): Ditto.
(kill0): Define new function pulled from kill().
(kill): Rewrite as frontend to kill0.
(killsys): Define new function.
* sigproc.cc (sigelem): Eliminate.
(sigpacket): Move to sigproc.h. Subsume sigelem.
(pending_signals): Use sigpacket rather than sigelem for everything.
(sig_clear): Ditto.
(wait_sig): Ditto.
(sig_send): Rewrite to use siginfo_t argument.
(sig_send): New function wratpper to sig_send with siginfo_t argument.
(wait_subproc): Accommodate siginfo_t considerations.
* thread.cc (pthread_kill): Ditto.
* sigproc.h (sigpacket): Move here.
(sigpacket::process): Declare "new" function.
(sig_handle): Eliminate declaration.
(sig_send): Declare with new paramaters.
(killsys): Declare new function.
(kill_pgrp): Declare.
* winsup.h: Move some signal-specific stuff to sigproc.h.
* include/cygwin/signal.h: Tweak some siginfo_t stuff.
* fhandler_console.cc (fhandler_console::close): Remove obsolete test for vfork_cleanup. * pipe.cc (fhandler_pipe::close): Add comment.
2004-01-17 11:47:27 +08:00
2004-01-16 Christopher Faylor <cgf@redhat.com>
* fhandler_console.cc (fhandler_console::close): Remove obsolete test
for vfork_cleanup.
* pipe.cc (fhandler_pipe::close): Add comment.
* cygheap.cc (init_cygheap::close_ctty): Don't NULL ctty if it is still active.
2004-01-17 06:54:14 +08:00
2004-01-16 Christopher Faylor <cgf@redhat.com>
* cygheap.cc (init_cygheap::close_ctty): Don't NULL ctty if it is still
active.
* dtable.cc (dtable::vfork_parent_restore): Store ctty_on_hold prior to calling close_all_files since it will be zeroed.
2004-01-17 05:51:30 +08:00
2004-01-16 Christopher Faylor <cgf@redhat.com>
* dtable.cc (dtable::vfork_parent_restore): Store ctty_on_hold prior to
calling close_all_files since it will be zeroed.
* gentls_offsets: Reinstate unlink of temp files. * fhandler_console.cc (fhandler_console::close): Fix debugging output. (fhandler_console::fixup_after_fork): Decrement open_fhs prior to call to fhandler_console::open since this would cause incrementing too much incrementing in child processes. (Probably needs to be handled more elegantly someday) (fhandler_console::fixup_after_exec): Ditto.
2004-01-16 03:51:49 +08:00
2004-01-15 Christopher Faylor <cgf@redhat.com>
* gentls_offsets: Reinstate unlink of temp files.
2004-01-14 Christopher Faylor <cgf@redhat.com>
* fhandler_console.cc (fhandler_console::close): Fix debugging output.
(fhandler_console::fixup_after_fork): Decrement open_fhs prior to call
to fhandler_console::open since this would cause incrementing too much
incrementing in child processes. (Probably needs to be handled more
elegantly someday)
(fhandler_console::fixup_after_exec): Ditto.
* cygtls.h (_threadinfo::call): Remove regparm declaration to work around compiler bug. * autoload.cc (TryEnterCriticalSection): Remove. * dcrt0.cc (dll_crt0_0): Delete inappropriate setting of _my_tls.stackptr to NULL since it has really bad consequences. Make 'si' an automatic variable. * cygtls.cc (_threadinfo::init_thread): Correct thinko which caused thread list to be allocated every time. * cygtls.h (CYGTLS_PADSIZE): Define as const int. * sync.h: Make multiple inclusion safe. (muto::next): Eliminate. (muto::exiting_thread): New variable. (muto::set_exiting_thread): New function. (new_muto): Change to use different section for mutos since c++ give inexplicable warning in some cases otherwise. (new_muto1): Ditto. * dcrt0.cc (do_exit): Call muto::set_exiting_thread here. * sync.cc (muto_start): Eliminate. (muto::acquire): Always give exiting thread a lock. Never give thread a lock if exiting. (muto::release): Ditto for releasing. * dtable.cc (dtable::init_lock): Unline function and define here. * dtable.h (lock_cs): Define as a muto since critical sections seem to work oddly on Windows Me. (lock): Accommodate switch to muto. (unlock): Ditto. * exceptions.cc (setup_handler): Don't worry about acquiring mutos since that hasn't mattered for a long time. (signal_exit): Ditto: muto stuff will be handled automatically on exit now. * Makefile.in (DLL_IMPORTS): Link advapi32 to ensure proper DLL initialization. * autoload.cc (RegCloseKey): Arbitrarily choose this function as a "seed" to pull the advapi32 link library in. So, comment out the autoloading. * cygtls.cc (_threadinfo::init_thread): Just clear CYGTLS_PADSIZE. (_threadinfo::remove): Add debugging. (_threadinfo::find_tls): Ditto. * cygtls.h (_threadinfo::padding): Make zero length (for now?). * dcrt0.cc (dll_crt0_0): Move more initialization here from dll_crt0_1. (dll_crt0_1): See above. * dtable.h (dtable::lock): Remove commented out critical section locking. * dtable.h (dtable::init_lock): Remove commented out critical section locking. * dtable.h (dtable::unlock): Remove commented out critical section locking. * exceptions.cc (interruptible): bool'ize. * init.cc (threadfunc_fe): Revert to storing threadfunc at stack bottom. (munge_threadfunc): Ditto. Avoid adding overhead to calibration_thread. (prime_threads): Don't initialize tls stuff. (dll_entry): Make minor change to initialization order. * tlsoffsets.h: Regenerate. * sigproc.cc (wait_sig): Add sanity check for end of process thread exit. * select.h: Make minor formatting change. * Makefile.in: Add still more -fomit-frame-pointer functions. * dtable.h (dtable::lock): New function. (dtable::unlock): New function. (dtable::init_lock): New function. * cygheap.h (HEAP_TLS): Declare new enum value. (init_cygheap::threadlist): Declare new array. (init_cygheap::sthreads): Declare new variable. (cygheap_fdmanip::~cygheap_fdmanip): Use new dtable lock/unlock functions. (cygheap_fdnew::cygheap_fdnew): Ditto. (cygheap_fdget::cygheap_fdget): Ditto. * dtable.cc (dtable_init): Initialize fdtab critical section. (dtable::fixup_after_fork): Ditto. (dtable::fixup_after_exec): Ditto. (dtable::dup2): Use lock/unlock calls to protect access to fdtab. (dtable::find_fifo): Ditto. (dtable::fixup_before_fork): Ditto. (dtable::fixup_before_exec): Ditto. (dtable::set_file_pointers_for_exec): Ditto. (dtable::vfork_child_dup): Ditto. (dtable::vfork_parent_restore): Ditto. * syscalls.cc (close_all_files): Ditto. * sync.h (muto::acquired): Declare new function. (new_muto1): Declare new macro used to specify name of muto storage. * sync.cc (muto::acquired): Define new function. * cygthread.cc (cygthread::stub): Remove signal chain removal call since it is handled during initialization now. * cygthread.cc (cygthread::simplestub): Remove signal chain removal call since it is handled during initialization now. * cygtls.cc (sentry): New class used for locking. Use throughout. (_threadinfo::reset_exception): Don't pop stack. (_threadinfo::find_tls): Move from exceptions.cc. (_threadinfo::init_thread): Initialize array of threads rather than linked list. Take second argument indicating thread function for this thread. (_threadinfo::remove): Search thread array rather than linked list. Use sentry to lock. Only unlock if we got the lock. (_threadinfo::find_tls): Ditto for first two. (handle_threadlist_exception): Handle exceptions when manipulating the thread list in case of premature thread termination. (_threadinfo::init_threadlist_exceptions): Ditto. * cygtls.h (TLS_STACK_SIZE): Decrease size. (_threadinfo::padding): Add element to avoid overwriting lower part of stack. (_threadinfo::remove): Add a "wait" argument to control how long we wait for a lock before removing. * exceptions.cc (init_exception_handler): Make global. Take argument to control exception handler being set. (ctrl_c_handler): Wait forever when removing self from signal chain. (_threadinfo::find_tls): Move to cygtls.cc. (sig_handle): Reorganize detection for thread-specific signals. * heap.cc (heap_init): Rework slightly. Make fatal error more verbose. Remove malloc initialization since it can't happen during dll attach. * init.cc (search_for): Move address to search for on stack here. (threadfunc_ix): Ditto for stack offset. Make shared so that stack walk potentially only has to be done once when cygwin processes are running. (threadfunc_fe): Use standard tls to store thread function (may change back later). (calibration_thread): New function. Potentially called to find threadfunc_ix. (munge_threadfunc): Search for "search_for" value on stack. Output warning when thread func not found on stack. Use standard tls to store thread function. (prime_threads): New function. Called to prime thread front end. (dll_entry): Call dll_crt0_0 here when DLL_PROCESS_ATTACH. Call prime_threads here. Try to remove thread from signal list here. * sigproc.cc (wait_sig): Initialize threadlist exception stuff here. * thread.cc (pthread::exit): Pass argument to signal list remove function. * thread.h: Remove obsolete *ResourceLock defines. * tlsoffsets.h: Regenerate. * winsup.h (spf): Define temporary debug macro to be deleted later. * dcrt0.cc (dll_crt0_0): New function, called during DLL initialization. Mainly consists of code pulled from dll_crt0_1. (dll_crt0_1): See above. (_dll_crt0): Wait for initial calibration thread to complete, if appropriate. Move some stuff to dll_crt0_0. (initialize_main_tls): Accommodate argument change to _thread_info::init_thread. * fork.cc (fork_child): Ditto. (sync_with_child): Fix debug message. * external.cc (cygwin_internal): Remove special considerations for uninitialized dll since initialization happens during dll attach now. * dlfcn.cc (dlopen): Remove obsolete *ResourceLock calls. (dlclose): Ditto. * cygheap.h (init_cygheap::close_ctty): Declare new function. * cygheap.cc (init_cygheap::close_ctty): Define new function. * syscalls.cc (close_all_files): Use close_ctty. (setsid): Ditto. * cygthread.cc (cygthread::stub): Remove exception initialization. * cygthread.cc (cygthread::stub): Remove exception initialization. (cygthread::simplestub): Ditto. * thread.cc (pthread::thread_init_wrapper): Ditto. * cygtls.cc (_last_thread): Make static. (_threadinfo::call2): Initialize exception handler here. (_threadinfo::find_tls): Move here. * exceptions.cc (_threadinfo::find_tls): Move. * dcrt0.cc (__api_fatal): Add prefix info to message here rather than including it in every call to function. * winsup.h (api_fatal): Accommodate above change. * debug.cc (add_handle): Don't do anything if cygheap not around. (mark_closed): Ditto. * dll_init.cc (dll_list::detach): Fix debug output. * fork.cc (sync_with_child): Ditto. (vfork): Improve debug output. * heap.cc (heap_init): Ditto. * exceptions.cc (try_to_debug): Clarify message when debugger attaches.
2004-01-14 23:45:37 +08:00
2004-01-14 Christopher Faylor <cgf@redhat.com>
* cygtls.h (_threadinfo::call): Remove regparm declaration to work
around compiler bug.
2004-01-13 Christopher Faylor <cgf@redhat.com>
* autoload.cc (TryEnterCriticalSection): Remove.
* dcrt0.cc (dll_crt0_0): Delete inappropriate setting of
_my_tls.stackptr to NULL since it has really bad consequences. Make
'si' an automatic variable.
2004-01-13 Christopher Faylor <cgf@redhat.com>
* cygtls.cc (_threadinfo::init_thread): Correct thinko which caused
thread list to be allocated every time.
* cygtls.h (CYGTLS_PADSIZE): Define as const int.
* sync.h: Make multiple inclusion safe.
(muto::next): Eliminate.
(muto::exiting_thread): New variable.
(muto::set_exiting_thread): New function.
(new_muto): Change to use different section for mutos since c++ give
inexplicable warning in some cases otherwise.
(new_muto1): Ditto.
* dcrt0.cc (do_exit): Call muto::set_exiting_thread here.
* sync.cc (muto_start): Eliminate.
(muto::acquire): Always give exiting thread a lock. Never give thread
a lock if exiting.
(muto::release): Ditto for releasing.
* dtable.cc (dtable::init_lock): Unline function and define here.
* dtable.h (lock_cs): Define as a muto since critical sections seem to
work oddly on Windows Me.
(lock): Accommodate switch to muto.
(unlock): Ditto.
* exceptions.cc (setup_handler): Don't worry about acquiring mutos
since that hasn't mattered for a long time.
(signal_exit): Ditto: muto stuff will be handled automatically on exit
now.
2004-01-12 Christopher Faylor <cgf@redhat.com>
* Makefile.in (DLL_IMPORTS): Link advapi32 to ensure proper DLL
initialization.
* autoload.cc (RegCloseKey): Arbitrarily choose this function as a
"seed" to pull the advapi32 link library in. So, comment out the
autoloading.
* cygtls.cc (_threadinfo::init_thread): Just clear CYGTLS_PADSIZE.
(_threadinfo::remove): Add debugging.
(_threadinfo::find_tls): Ditto.
* cygtls.h (_threadinfo::padding): Make zero length (for now?).
* dcrt0.cc (dll_crt0_0): Move more initialization here from dll_crt0_1.
(dll_crt0_1): See above.
* dtable.h (dtable::lock): Remove commented out critical section
locking.
* dtable.h (dtable::init_lock): Remove commented out critical section
locking.
* dtable.h (dtable::unlock): Remove commented out critical section
locking.
* exceptions.cc (interruptible): bool'ize.
* init.cc (threadfunc_fe): Revert to storing threadfunc at stack
bottom.
(munge_threadfunc): Ditto. Avoid adding overhead to
calibration_thread.
(prime_threads): Don't initialize tls stuff.
(dll_entry): Make minor change to initialization order.
* tlsoffsets.h: Regenerate.
* sigproc.cc (wait_sig): Add sanity check for end of process thread
exit.
* select.h: Make minor formatting change.
2004-01-10 Christopher Faylor <cgf@redhat.com>
* Makefile.in: Add still more -fomit-frame-pointer functions.
* dtable.h (dtable::lock): New function.
(dtable::unlock): New function.
(dtable::init_lock): New function.
* cygheap.h (HEAP_TLS): Declare new enum value.
(init_cygheap::threadlist): Declare new array.
(init_cygheap::sthreads): Declare new variable.
(cygheap_fdmanip::~cygheap_fdmanip): Use new dtable lock/unlock
functions.
(cygheap_fdnew::cygheap_fdnew): Ditto.
(cygheap_fdget::cygheap_fdget): Ditto.
* dtable.cc (dtable_init): Initialize fdtab critical section.
(dtable::fixup_after_fork): Ditto.
(dtable::fixup_after_exec): Ditto.
(dtable::dup2): Use lock/unlock calls to protect access to fdtab.
(dtable::find_fifo): Ditto.
(dtable::fixup_before_fork): Ditto.
(dtable::fixup_before_exec): Ditto.
(dtable::set_file_pointers_for_exec): Ditto.
(dtable::vfork_child_dup): Ditto.
(dtable::vfork_parent_restore): Ditto.
* syscalls.cc (close_all_files): Ditto.
* sync.h (muto::acquired): Declare new function.
(new_muto1): Declare new macro used to specify name of muto storage.
* sync.cc (muto::acquired): Define new function.
* cygthread.cc (cygthread::stub): Remove signal chain removal call
since it is handled during initialization now.
* cygthread.cc (cygthread::simplestub): Remove signal chain removal
call since it is handled during initialization now.
* cygtls.cc (sentry): New class used for locking. Use throughout.
(_threadinfo::reset_exception): Don't pop stack.
(_threadinfo::find_tls): Move from exceptions.cc.
(_threadinfo::init_thread): Initialize array of threads rather than
linked list. Take second argument indicating thread function for this
thread.
(_threadinfo::remove): Search thread array rather than linked list.
Use sentry to lock. Only unlock if we got the lock.
(_threadinfo::find_tls): Ditto for first two.
(handle_threadlist_exception): Handle exceptions when manipulating the
thread list in case of premature thread termination.
(_threadinfo::init_threadlist_exceptions): Ditto.
* cygtls.h (TLS_STACK_SIZE): Decrease size.
(_threadinfo::padding): Add element to avoid overwriting lower part of
stack.
(_threadinfo::remove): Add a "wait" argument to control how long we
wait for a lock before removing.
* exceptions.cc (init_exception_handler): Make global. Take argument
to control exception handler being set.
(ctrl_c_handler): Wait forever when removing self from signal chain.
(_threadinfo::find_tls): Move to cygtls.cc.
(sig_handle): Reorganize detection for thread-specific signals.
* heap.cc (heap_init): Rework slightly. Make fatal error more verbose.
Remove malloc initialization since it can't happen during dll attach.
* init.cc (search_for): Move address to search for on stack here.
(threadfunc_ix): Ditto for stack offset. Make shared so that stack
walk potentially only has to be done once when cygwin processes are
running.
(threadfunc_fe): Use standard tls to store thread function (may change
back later).
(calibration_thread): New function. Potentially called to find
threadfunc_ix.
(munge_threadfunc): Search for "search_for" value on stack. Output
warning when thread func not found on stack. Use standard tls to store
thread function.
(prime_threads): New function. Called to prime thread front end.
(dll_entry): Call dll_crt0_0 here when DLL_PROCESS_ATTACH. Call
prime_threads here. Try to remove thread from signal list here.
* sigproc.cc (wait_sig): Initialize threadlist exception stuff here.
* thread.cc (pthread::exit): Pass argument to signal list remove
function.
* thread.h: Remove obsolete *ResourceLock defines.
* tlsoffsets.h: Regenerate.
* winsup.h (spf): Define temporary debug macro to be deleted later.
* dcrt0.cc (dll_crt0_0): New function, called during DLL
initialization. Mainly consists of code pulled from dll_crt0_1.
(dll_crt0_1): See above.
(_dll_crt0): Wait for initial calibration thread to complete, if
appropriate. Move some stuff to dll_crt0_0.
(initialize_main_tls): Accommodate argument change to
_thread_info::init_thread.
* fork.cc (fork_child): Ditto.
(sync_with_child): Fix debug message.
* external.cc (cygwin_internal): Remove special considerations for
uninitialized dll since initialization happens during dll attach now.
* dlfcn.cc (dlopen): Remove obsolete *ResourceLock calls.
(dlclose): Ditto.
2004-01-05 Christopher Faylor <cgf@redhat.com>
* cygheap.h (init_cygheap::close_ctty): Declare new function.
* cygheap.cc (init_cygheap::close_ctty): Define new function.
* syscalls.cc (close_all_files): Use close_ctty.
(setsid): Ditto.
* cygthread.cc (cygthread::stub): Remove exception initialization.
* cygthread.cc (cygthread::stub): Remove exception initialization.
(cygthread::simplestub): Ditto.
* thread.cc (pthread::thread_init_wrapper): Ditto.
* cygtls.cc (_last_thread): Make static.
(_threadinfo::call2): Initialize exception handler here.
(_threadinfo::find_tls): Move here.
* exceptions.cc (_threadinfo::find_tls): Move.
* dcrt0.cc (__api_fatal): Add prefix info to message here rather than
including it in every call to function.
* winsup.h (api_fatal): Accommodate above change.
* debug.cc (add_handle): Don't do anything if cygheap not around.
(mark_closed): Ditto.
* dll_init.cc (dll_list::detach): Fix debug output.
* fork.cc (sync_with_child): Ditto.
(vfork): Improve debug output.
* heap.cc (heap_init): Ditto.
* exceptions.cc (try_to_debug): Clarify message when debugger attaches.
* exceptions.cc (_threadinfo::interrupt_now): Avoid double call to sigdelayed. * pinfo.cc (_pinfo::commune_send): Avoid inexplicable test which caused most pids to be shown as "<defunct>" on Win9x.
2004-01-04 04:57:11 +08:00
2004-01-03 Christopher Faylor <cgf@redhat.com>
* exceptions.cc (_threadinfo::interrupt_now): Avoid double call to
sigdelayed.
* pinfo.cc (_pinfo::commune_send): Avoid inexplicable test which caused
most pids to be shown as "<defunct>" on Win9x.
* cygheap.h (init_cygheap): Play more vfork shell games and move ctty_on_hold and open_fhs_on_hold (back) here. * dcrt0.cc (_dll_crt0): Just set impure_ptr_ptr here and let later initialization deal with tls. * dtable.cc (dtable::vfork_child_fixup): Move ctty considerations here. (dtable:vfork_parent_restore): And here. * fork.cc (vfork): Reflect change to ctty handling. * perthread.h (vfork_save::fhctty): Eliminate. * cygwin.din: Make more exports NOSIGFE that will never be interrupted by a signal. * init.cc (dll_entry): Set stackptr to NULL to catch problems earlier.
2004-01-04 02:15:03 +08:00
2004-01-02 Christopher Faylor <cgf@redhat.com>
* cygheap.h (init_cygheap): Play more vfork shell games and move
ctty_on_hold and open_fhs_on_hold (back) here.
* dcrt0.cc (_dll_crt0): Just set impure_ptr_ptr here and let later
initialization deal with tls.
* dtable.cc (dtable::vfork_child_fixup): Move ctty considerations here.
(dtable:vfork_parent_restore): And here.
* fork.cc (vfork): Reflect change to ctty handling.
* perthread.h (vfork_save::fhctty): Eliminate.
* cygwin.din: Make more exports NOSIGFE that will never be interrupted
by a signal.
* init.cc (dll_entry): Set stackptr to NULL to catch problems earlier.