818 lines
32 KiB
Plaintext
818 lines
32 KiB
Plaintext
2004-02-13 Christopher Faylor <cgf@redhat.com>
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* Makefile.in (clean): Remove sigfe.s.
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(sigfe.s): Ensure that sigfe.s will be regenerated if it does not exist.
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* dll_init.cc (dll_dllcrt0): Simplify initializing tests.
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* exceptions.cc (setup_handler): Detect when stub caller is either
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spinning or has acquired the lock after being suspended to avoid
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windows problems with suspending a win32 API call.
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* cygtls.h (_cygtls::spinning): Declare new element.
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* gendef: Remove unused _siglist_index and _siglist declaration.
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(_sigfe): Set spinning element when potentially looping, waiting for lock.
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(_sigbe): Ditto.
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(_cygtls::lock): Ditto.
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(_longjmp): Ditto.
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* tlsoffsets.h: Regenerate.
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* pinfo.cc (_pinfo::exit): Set final exit state here. Call sigproc_terminate if
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invoked with 'norecord'. Clear any residual _cygtls stuff.
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* winsup.h (exit_states): Define ES_FINAL.
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* spawn.cc (spawn_guts): Don't call proc_terminate specifically when
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execing. Let _pinfo::exit handle that case.
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* sigproc.cc (wait_subproc): Always exit loop early when proc_loop_wait.
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* init.cc (munge_threadfunc): Eliminate unused argument.
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(dll_entry): Reflect above change in call to munge_threadfunc.
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2004-02-11 Christopher Faylor <cgf@redhat.com>
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* gendef (_sigbe): Zero location on pop.
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(_cygtls::pop): Ditto.
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2004-02-11 Christopher Faylor <cgf@redhat.com>
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* dcrt0.cc (alloc_stack_hard_way): Eliminate second argument.
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(alloc_stack): Remove use of 'b' throughout.
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2004-02-11 Christopher Faylor <cgf@redhat.com>
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Rename _threadinfo to _cygtls, throughout.
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* cygtls.h (_cygtls::call_signal_handler): Rename from
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call_signal_handler_now.
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(_cygtls::push): Make second argument mandatory.
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(_cygtls::fixup_after_fork): Declare new function.
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(_cygtls::lock): Ditto.
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* cygtls.cc (_cygtls::fixup_after_fork): Define new function.
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* dcrt0.cc (cygwin_finished_initializing): Define as bool.
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(alloc_stack): Use _tlstop rather than arbitrary variable in probably
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vain attempt to avoid strange fork problem on CTRL-C.
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(dll_crt0_0): Remove obsolete winpids::init call.
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* dll_init.cc (dll_dllcrt0): Detect forkee condition as equivalent to
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initializing.
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* winsup.h (cygwin_finished_initializing): Declare as bool.
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* exceptions.cc (handle_exceptions): Rely on
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cygwin_finished_initializing to determine how to handle exception
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during process startup.
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(_cygtls::call_signal_handler): Rename from call_signal_handler_now.
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(_cygtls::interrupt_now): Fill in second argument to push.
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(signal_fixup_after_fork): Eliminate.
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(setup_handler): Initialize locked to avoid potential inappropriate
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unlock. Resume thread if it has acquired the stack lock.
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(ctrl_c_handler): Just exit if ctrl-c is hit before cygiwn has finished
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initializing.
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* fork.cc (sync_with_child): Don't call abort since it can cause exit
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deadlocks.
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(sync_with_child): Change debugging output slightly.
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(fork_child): Set cygwin_finished_initializing here. Call _cygtls fork
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fixup and explicitly call sigproc_init.
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(fork_parent): Release malloc lock on fork failure.
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(vfork): Call signal handler via _my_tls.
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* sigproc.cc (sig_send): Ditto.
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* syscalls.cc (readv): Ditto.
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* termios.cc (tcsetattr): Ditto.
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* wait.cc (wait4): Ditto.
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* signal.cc (nanosleep): Ditto.
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(abort): Ditto.
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(kill_pgrp): Avoid killing self if exiting.
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* sync.cc (muto::acquire): Remove (temporarily?) ill-advised
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exiting_thread check.
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* gendef (_sigfe): Be more agressive in protecting stack pointer from
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other access by signal thread.
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(_cygtls::locked): Define new function.
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(_sigbe): Ditto.
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(_cygtls::pop): Protect edx.
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(_cygtls::lock): Use guaranteed method to set eax to 1.
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(longjmp): Aggressively protect signal stack.
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* miscfuncs.cc (low_priority_sleep): Reduce "sleep time" for secs == 0.
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* pinfo.cc (winpids::set): Counterintuitively use malloc's lock to
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protect simultaneous access to the pids list since there are
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pathological conditions which can cause malloc to call winpid.
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(winpids::init): Eliminate.
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* pinfo.h (winpids::cs): Eliminate declaration.
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* pinfo.h (winpids::init): Eliminate definition.
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2004-02-11 Corinna Vinschen <corinna@vinschen.de>
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* security.cc (get_nt_object_attribute): Fix error handling.
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2004-02-09 Ralf Habacker <ralf.habacker@freenet.de>
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* fhandler_socket.cc (fhandler_socket::ioctl): Add FIONREAD handling.
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2004-02-08 Christopher Faylor <cgf@redhat.com>
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* debug.h (console_printf): Define for non-debugging condition.
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* cygtls.h (_threadinfo::lock): Remove wait argument.
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(_threadinfo::interrupt_setup): Remove retaddr argument.
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* exceptions.cc (_threadinfo::interrupt_setup): Ditto.
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(_threadinfo::interrupt_now): Accommodate change to interrupt_setup
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argument.
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(setup_handler): Ditto. Always lock sig stack prior to determining
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interrupt method.
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* gendef (_sigfe): Correct thinko regarding cmpxchg.
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(_sigbe): Ditto.
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(_threadinfo::lock): Ditto.
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(_threadinfo::pop): Eliminate left-over stack unlock.
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* sigproc.cc (proc_subproc): Change debugging output to printed
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warning.
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2004-02-08 Christopher Faylor <cgf@redhat.com>
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* localtime.cc (localtime_r): Call tzset.
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* Makefile.in: Make version.h/cygwin.din version check a warning since
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it is not foolproof.
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* cygheap.h (CYGHEAPSIZE): Bump size down.
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* cygtls.h (_threadinfo::stacklock): New element.
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(_threadinfo::pop): Make regparm.
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(_threadinfo::lock): New function.
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(_threadinfo::unlock): New function.
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* cygtls.cc (_threadinfo::push): Wait for a lock on the stack before
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performing the operation.
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(_threadinfo::pop): Move to another file.
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* cygwin.din: More SIGFE changes.
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* exceptions.cc (try_to_debug): Always display messages on console.
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(handle_exceptions): Unwind stack only when actually about to call
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sig_send.
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(setup_handler): Lock stack prior to performing any operations.
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* gendef (_sigfe): Ditto.
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(_sigbe): Ditto.
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(_threadinfo::pop): Ditto. Move here.
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* gen_tlsoffsets: Generate positive offsets.
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* tlsoffsets.h: Regenerate.
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2004-02-06 Corinna Vinschen <corinna@vinschen.de>
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* cygserver.h (CYGWIN_SERVER_VERSION_API): Bump.
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* cygserver_ipc.h (struct proc): Add signal_arrived member.
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(ipc_set_proc_info): Inititalize blk.signal_arrived.
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2004-02-06 Pierre Humblet <pierre.humblet@ieee.org>
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* uinfo.cc (cygheap_user::init): Use sec_user_nih to build a
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security descriptor. Set both the process and the default DACLs.
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* fork.cc (fork_parent): Use sec_none_nih security attributes.
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* spawn.cc (spawn_guts): Ditto.
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2004-02-05 Christopher Faylor <cgf@redhat.com>
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* cygwin.din: Make many more functions SIGFE.
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* include/cygwin/version.h (CYGWIN_VERSION_SHARED_DATA): Bump.
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2004-02-05 Pierre Humblet <pierre.humblet@ieee.org>
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* security.h (SID): New macro.
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(well_known_*_sid): Change type to cygpsid.
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(cygsid::init): Delete declaration.
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* sec_helper.cc (well_known_*_sid): Define using above SID macro.
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(cygsid::init): Delete.
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* dcrt0.cc (dll_crt0_0): Do not call cygsid::init.
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* security.cc (get_user_local_groups): Change the second argument type
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to cygpsid.
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2004-02-03 Christopher Faylor <cgf@redhat.com>
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* cygtls.h (_local_storage::signamebuf): Increase size to prevent
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overflow on really odd values.
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* tlsoffsets.h: Regenerate.
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2004-02-03 Christopher Faylor <cgf@redhat.com>
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* Makefile.in (DLL_OFILES): Add strsig.o.
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* cygtls.h (_local_storage::signamebuf): New element.
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* sysconf.cc (sysconf): Implement _SC_RTSIG_MAX.
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* tlsoffsets.h: Regenerate.
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* include/limits.h (_POSIX_RTSIG_MAX): New define.
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(RTSIG_MAX): Ditto.
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* include/cygwin/signal.h (SIGRTMIN): New define.
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(SIGRTMAX): Ditto.
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(NSIG): Bump.
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* strsig.cc: New file.
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2004-02-03 Jason Tishler <jason@tishler.net>
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* window.cc (Winmain): Show windows error code in error output when
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RegisterClass fails.
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2004-02-02 Christopher Faylor <cgf@redhat.com>
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* fhandler.h (*::fixup_after_exec): Eliminate unused handle argument.
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* fhandler.h (dtable::fixup_after_exec): Eliminate unused handle
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argument.
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* dcrt0.cc (dll_crt0_1): Reflect elimination of unused handle argument
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to fixup_after_exec.
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* dtable.cc (dtable::fixup_after_exec): Ditto.
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* fhandler_console.cc (fhandler_console::fixup_after_exec): Ditto.
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* fhandler_dsp.cc (fhandler_dsp::fixup_after_exec): Ditto.
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* fhandler_raw.cc (fhandler_raw::fixup_after_exec): Ditto.
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* fhandler_socket.cc (fhandler_socket::fixup_after_exec): Ditto.
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* fhandler_virtual.cc (fhandler_virtual::fixup_after_exec): Ditto.
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* pipe.cc (fhandler_pipe::fixup_after_exec): Ditto.
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2004-02-02 Pierre Humblet <pierre.humblet@ieee.org>
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* spawn.cc (spawn_guts): Do not set ciresrv.parent.
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* child_info.h (child_info_spawn::~child_info_spawn): Do not close
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parent. Update CURR_CHILD_INFO_MAGIC.
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* dcrt0.cc (dll_crt0_0): Do not close spawn_info->parent. Pass NULL to
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cygheap->fdtab.fixup_after_exec().
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2004-02-02 Christopher Faylor <cgf@redhat.com>
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Throughout, change name from set_inheritance to set_no_inheritance to
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better reflect input arguments of this function.
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* cygheap.h (CYGHEAPSIZE): Increase size of cygheap to something closer
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to the 21st century.
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2004-02-02 Corinna Vinschen <corinna@vinschen.de>
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* cygerrno.h (set_errno): Replace semicolon with comma in non-DEBUGGING
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version to avoid compile time error.
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2004-02-01 Christopher Faylor <cgf@redhat.com>
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* cygerrno.h (set_errno): Set global errno whenever setting thread
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specific version.
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* debug.cc (__set_errno): Ditto.
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* exceptions.cc (handle_sigsuspend): Remove spurious
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sig_dispatch_pending call.
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(set_signal_mask): When there seem to be pending signals to dispatch,
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tell signal_dispatch_pending/sig_send not to specifically call any
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handlers.
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* sigproc.h (sig_dispatch_pending): Change declaration to void.
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* sigproc.cc (sig_dispatch_pending): Change definition to void. Take
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an argument to determine whether to tell sig_send to wait for handler
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to be called.
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* sigproc.cc (sig_send): Don't call signal handler when sig ==
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__SIGFLUSHFAST.
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(wait_sig): Honor __SIGFLUSHFAST. Guard against sigpacket::process
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nuking si_signo.
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* sigproc.h (__SIGFLUSHFAST): Define new special signal.
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(sig_dispatch_pending): Change declaration to void. Take optional
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boolean argument.
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* fork.cc (vfork): Add debugging output.
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2004-01-26 Christopher Faylor <cgf@redhat.com>
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* exceptions.cc (sig_handle_tty_stop): Avoid races by waiting for both
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signal_arrived and for sigCONT.
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(sigpacket::process): Enforce sending of both signal_arrived and
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sigCONT, where appropriate.
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* gendef (sigreturn): Save tls pointer in ebx so that it can jump into
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sigdelayed and use the same register.
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2004-01-26 Christopher Faylor <cgf@redhat.com>
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* cygtls.cc (_threadinfo::init_thread): Add more local reent stdio
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initialization.
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* dcrt0.cc (initial_env): Can it really be true that XP doesn't allow
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attaching a debugger during DLL attach? Add temporary workaround.
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(dll_crt0_0): Ensure that _impure_ptr stdio is initialized before any
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threads.
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(dll_crt0_1): Move _impure_ptr initialization to dll_crt0_0.
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* exceptions.cc (try_to_debug): Reinstate old method for looping while
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debugging.
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* syscalls.cc (_cygwin_istext_for_stdio): Regularize debugging output.
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Remove hopefully extraneous check.
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(setmode_helper): Add debugging output for improbable case. Use
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"binary" rather "raw" for consistency.
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2004-01-25 Christopher Faylor <cgf@redhat.com>
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* fhandler.cc (fhandler_base::fhaccess): Avoid always setting errno to
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EACCESS when return value is < 0. Rely on errno being set properly.
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2004-01-25 Christopher Faylor <cgf@redhat.com>
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* sigproc.cc (proc_subproc): Don't protect *child's* handle.
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2004-01-24 Christopher Faylor <cgf@redhat.com>
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* fhandler.h (fhandler_base::fhaccess): Return int for compatibility
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with access.
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* fhandler.cc (fhandler_base::fhaccess): Return int. Use consistent
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variable name for exit value. Exit at bottom, printing debugging
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information, like other cygwin functions.
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2004-01-23 Christopher Faylor <cgf@redhat.com>
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* cygheap.cc (init_cygheap::close_ctty): Protect YA vforkism.
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* fhandler.h (fhandler_base::has_acls): Make pass through for path_conv
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method.
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(fhandler_base::isremote): Ditto.
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(fhandler_base::is_fs_special): Ditto.
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(fhandler_base::has_attribute): Ditto. Define new function.
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(fhandler_base::fhaccess): Declare new function based on access_worker.
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(fhandler_base::set_has_acls): Eliminate obsolete function.
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(fhandler_base::set_isremote): Ditto.
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* fhandler.cc (fhandler_base::fhaccess): Move from syscalls.cc and into
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fhandler_base class. Use fhandler methods to access data rather than
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path_conv stuff.
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(fhandler_base::device_access_denied): Use fhaccess method.
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* fhandler_disk_file.cc (fhandler_disk_file::opendir): Ditto.
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(fhandler_base::open_fs): Remove calls to obsolete functions.
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* fhandler_virtual.cc (fhandler_virtual::open): Ditto.
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* winsup.h (access_worker): Remove obsolete access_worker declaration.
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*syscalls.cc (access_worker): Move function to fhandler.cc.
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(access): Use fhaccess method.
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* pinfo.cc (_pinfo::set_ctty): Clarify debugging output.
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* sigproc.cc (sig_dispatch_pending): Ditto.
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* syscalls.cc (setsid): Perform minor rearrangement.
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2004-01-23 Pierre Humblet <pierre.humblet@ieee.org>
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* fhandler_socket.cc (fhandler_socket::create_secret_event): Avoid
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creating multiple handles. Always allow event inheritance but set the
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handle inheritance appropriately. Improve error handling.
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(fhandler_socket::check_peer_secret_event): Improve error handling.
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(fhandler_socket::close_secret_event): Simply call CloseHandle.
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(fhandler_socket::set_close_on_exec): Set secret event inheritance.
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2004-01-23 Christopher Faylor <cgf@redhat.com>
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* configure.in: Remove NEWVFORK default.
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* configure: Regenerate.
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* dcrt0.cc: Conditionalize vfork stuff throughout.
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* dtable.cc: Ditto.
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* perthread.h: Ditto.
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* pipe.cc (fhandler_pipe::close): Ditto.
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* spawn.cc (spawnve): Ditto.
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* syscalls.cc (setsid): Ditto.
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* exceptions.cc (sigpacket::process): Use macro to refer to vfork pid.
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* debug.cc (verify_handle): Define new function.
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* debug.h (VerifyHandle): Define new macro.
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(verify_handle): Declare new function
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* fhandler.cc (fhandler_base::dup): Verify that dup'ed handle is not
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supposed to be in use.
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(fhandler_base::set_inheritance): Ditto.
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(fhandler_base::fork_fixup): Ditto.
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* fhandler_socket.cc (fhandler_socket::dup): Ditto.
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* fhandler_tty.cc (fhandler_tty_slave::open): Ditto.
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* net.cc (set_socket_inheritance): Ditto.
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* pinfo.cc (pinfo_fixup_after_exec): Ditto.
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* sigproc.cc (proc_subproc): Ditto.
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(sig_send): Ditto.
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* spawn.cc (spawn_guts): Ditto.
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* thread.cc (pthread::init_mainthread): Ditto.
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* pipe.cc (fhandler_pipe::close): Close read_state with
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ForceCloseHandle since it was protected.
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(fhandler_pipe::fixup_after_exec): Protect read_state handle.
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(fhandler_pipe::dup): Correctly close open handles on error condition.
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Verify that dup'ed handle is not supposed to be in use.
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(fhandler_pipe::create): Protect read_state.
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2004-01-23 Christopher Faylor <cgf@redhat.com>
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* exceptions.cc (sig_handle_tty_stop): Fix boneheaded mistake by using
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correct check for parent state rather than inverted check mistakenly
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introduced on 2003-09-15.
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2004-01-22 Brian Ford <ford@vss.fsi.com>
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* fhandler_serial.cc (fhandler_serial::raw_write): Prevent a deadlock
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when the input buffer overflows.
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(fhandler_serial::raw_read): Correct to print the actual error and only
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call PurgeComm when necessary.
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2004-01-22 Christopher Faylor <cgf@redhat.com>
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* dcrt0.cc (reent_data): Make global.
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* cygwin.din: Reexport reent_data.
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2004-01-22 Christopher Faylor <cgf@redhat.com>
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* cygtls.cc (_threadinfo::remove): Don't assume that we are removing
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_my_tls.
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* exceptions.cc (setup_handler): Improve debugging output.
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(call_signal_handler_now): Remove ill-advised debugger call.
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* sigproc.cc (sigcomplete_main): Delete.
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(sig_send): Honor FIXME and avoid using main thread's completion event
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for everything or suffer races.
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(pending_signals::add): Default stored mask to current process mask
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rather than mask at time of signal send.
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(wait_sig): Add debugging output.
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* sigproc.h (sigpacket::mask_storage): Delete.
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2004-01-22 Christopher Faylor <cgf@redhat.com>
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* fhandler.cc (fhandler_base::open): Revert isfs change.
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2004-01-21 Christopher Faylor <cgf@redhat.com>
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* devices.in: Change raw com device to more correct form.
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2004-01-21 Christopher Faylor <cgf@redhat.com>
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* fhandler.cc (fhandler_base::open): Use major numbers rather than
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device numbers to control special behavior for devices which take
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units.
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* fhandler_raw.cc (fhandler_dev_raw::writebuf): Ditto.
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(fhandler_dev_raw::fstat): Ditto.
|
|
(fhandler_dev_raw::open): Ditto.
|
|
(fhandler_dev_raw::ioctl): Ditto.
|
|
|
|
2004-01-21 Nicholas Wourms <nwourms@netscape.net>
|
|
|
|
* signal.cc (sigaction): Fix if-statement typo.
|
|
|
|
2004-01-21 Christopher Faylor <cgf@redhat.com>
|
|
|
|
* cygtls.cc (handle_threadlist_exception): Change logic, improve
|
|
debugging output.
|
|
|
|
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.
|
|
|
|
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.
|
|
|
|
2004-01-20 Christopher Faylor <cgf@redhat.com>
|
|
|
|
* sec_acl.cc (setacl): Make sure sd_ret is large enough.
|
|
|
|
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).
|
|
|
|
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.
|
|
|
|
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.
|
|
|
|
2004-01-16 Christopher Faylor <cgf@redhat.com>
|
|
|
|
* cygheap.cc (init_cygheap::close_ctty): Don't NULL ctty if it is still
|
|
active.
|
|
|
|
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.
|
|
|
|
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.
|
|
|
|
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.
|
|
|
|
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.
|
|
|
|
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.
|