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* * path.cc (chdir): Always use the normalized_path as posix_cwd, except if itChristopher Faylor2004-05-281-4/+4
| | | | | | starts with a drive. Also perform whitespace cleanup.
* * thread.h (pthread::init_mainthread): Remove parameter forked.Christopher Faylor2004-04-101-2/+2
| | | | | | | | | | | (pthread::set_tls_self_pointer): New static function. * thread.cc (MTinterface::fixup_after_fork): Change call to pthread::init_mainthread. (pthread::init_mainthread): Remove parameter forked. Simplify thread self pointer handling. (pthread::self): Set thread self pointer to null_pthread if thread has not been initialized. (pthread::set_tls_self_pointer): New static function.
* * thread.h (pthread::init_mainthread): Add parameter forked. Set forkedChristopher Faylor2004-03-301-1/+1
| | | | | | | | default to false.. * thread.cc (MTinterface::fixup_after_fork): Call pthread::init_mainthread with forked = true. (pthread::init_mainthread): Add parameter forked. Do not change thread self pointer when forked.
* * include/pthread.h (PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP):Thomas Pfaff2004-03-041-3/+6
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | New define. (PTHREAD_NORMAL_MUTEX_INITIALIZER_NP): Ditto. (PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP): Ditto. * thread.cc (pthread_mutex::is_good_initializer): Check for all posssible initializers (pthread_mutex::is_good_initializer_or_object): Ditto. (pthread_mutex::is_good_initializer_or_bad_object): Ditto. (verifyable_object_isvalid): Support up to three static initializers. (verifyable_object_isvalid (void const *,long)): Remove. (pthread_cond::is_good_initializer_or_bad_object): Remove unneeded objectState var. (pthread_cond::init): Condition remains unchanged when creation has failed. (pthread_rwlock::is_good_initializer_or_bad_object): Remove unneeded objectState var. (pthread_rwlock::init): Rwlock remains unchanged when creation has failed. (pthread_mutex::init): Remove obsolete comment. Mutex remains unchanged when creation has failed. Add support for new initializers. (pthread_mutex_getprioceiling): Do not create mutex, just return ENOSYS. (pthread_mutex_lock): Simplify. (pthread_mutex_trylock): Remove unneeded local themutex. (pthread_mutex_unlock): Just return EPERM if mutex is not initialized. (pthread_mutex_setprioceiling): Do not create mutex, just return ENOSYS. * thread.h (verifyable_object_isvalid): Support up to three static initializers. (verifyable_object_isvalid (void const *,long)): Remove prototype. (pthread_mutex::init): Add optional initializer to parameter list.
* * thread.cc (pthread::cancelable_wait): Rearrange slightly.Corinna Vinschen2004-02-241-2/+3
| | | | | | | | | | | | | | | 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.
* Rename _threadinfo to _cygtls, throughout.Christopher Faylor2004-02-121-2/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * 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.
* * debug.h (console_printf): Define for non-debugging condition.Christopher Faylor2004-02-091-1/+1
| | | | | | | | | | | | | | * 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.
* * cygtls.h (_threadinfo::call): Remove regparm declaration to work aroundChristopher Faylor2004-01-141-4/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 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.
* * exceptions.cc (set_signal_mask): Redefine to not pass by address. ReportChristopher Faylor2003-12-231-114/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | calculated mask in debugging output. * sigproc.h (set_signal_mask): Reflect above change in declaration. * path.cc (mount_item::build_win32): Take path apart before feeding it to fnmunge. Throughout, change use of _reent_winsup()-> to _my_tls.locals. instead. Throughout, remove obsolete MT_SAFE/_CYG_THREAD_FAILSAFE considerations. Througout, add cygtls.h include. * Makefile.in (DLL_OFILES): Add cygtls.o. Add some more objects to the -fomit-frame-pointer list. * acconfig.h: Remove obsolete settings. * config.h.in: Ditto. * bsdlib.cc: Add cygtls.h include. * configure.in: Remove --enable-extra-threadsafe-checking. * configure: Regenerate. * cygtls.h (_local_storage): New struct renamed from _winsup_t (sic). (_threadinfo:local_clib): Add new field. (_threadinfo::locals): Ditto. (_threadinfo::init_thread): Accept second _reent * argument. (_threadinfo::call): Define as regparm. (CYGTLS_PADSIZE): Remove unnecessary slop. (_getreent): Define as a macro. * thread.h: Remove _CYG_THREAD_FAILSAFE and MT_SAFE stuff. (_winsup_t): Move to cygtls.h. (ResourceLocks::ResourceLocks): Eliminate empty constructor. (MTinterface::reents): Eliminate. (MTinterface::thread_self_key): Eliminate. (MTinterface::MTinterface): Eliminate. * dcrt0.cc: Include stdio.h for _impure_ptr initialization. (do_global_ctors): Remove run_ctors_p (sic) considerations. Don't call atexit here. (__main): Initialize destructors for user here. (dll_crt0_1): Accept a dummy argument. Don't call init_thread here. Don't set _impure_ptr here. Call do_global_ctors after more things have been initialized. (_dll_crt0): Define zeros buffer as max of needed size of CYGTLS_PADSIZE so that it can be used for two purposes while minimizing stack usage. Initialize _impure_ptr specifically, for speed. Call dll_crt0_1 with buffer argument. (cygwin_dll_init): Call dll_crt0_1 with dummy argument. * dtable.cc (dtable::find_unused_handle): Remove call to AssertResourceOwner. * exceptions.cc: Move _threadinfo stuff to new file. * cygtls.cc: New file. * gentls_offsets: Accommodate increasing complexity of cygtls.h. * hires.h (hires_base::~hires_base): Remove. * init.cc (dll_entry): Remove setting of reents. * thread.cc: Remove syslog.h include. (__getreent): Simplify to use _my_tls. (_reent_winsup): Delete. (AssertResourceOwner): Delete. (MTinterface::Init): Remove setting of _clib and _winsup, with all that entails. (MTinterface::fixup_after_fork): Ditto. (pthread::thread_init_wrapper): Ditto. Also remove call to set_tls_self_pointer. (pthread::set_tls_self_pointer): Eliminate. (pthread::get_tls_self_pointer): Just return _my_tls.tid; (__reent_t::init_clib): Eliminate. * tlsoffsets.h: Regenerate.
* * cygthread.cc (cygthread::stub): Revert previous change and again subsumeChristopher Faylor2003-12-141-2/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | cygthread::stub2. Just return from function now since ExitThread is guaranteed by automatic _threadinfo wrapper. Define as per ThreadProc convention. (cygthread::stub2): Remove. (cygthread::simplestub): Perform similar operations to cygthread::stub. (cygthread::simplestub2): Remove. * cygthread.h (cygthread::stub): Declare as per ThreadProc convention. (cygthread::stub2): Remove declaration. (cygthread::simplestub): Declare as per ThreadProc convention. (cygthread::simplestub2): Remove declaration. * cygtls.h (_threadinfo::call): Define first argument as per ThreadProc convention. (_threadinfo::call2): Ditto. (_tlsbase): Define as char * pointer. (_tlstop): New definition. (_main_tls): Define here. * dcrt0.cc (alloc_stack): Revert previous change which called init_thread since information would be overwritten by fork later anyway. (dll_crt0_1): Use _tlsbase and _tlstop for setting stack bottom, top. * exceptions.cc: Move _main_tls declaration to cygtls.h. (_threadinfo::call): Define first argument as per ThreadProc convention. (_threadinfo::call2): Call ExitThread with thread function return value. (_threadinfo::init_thread): Don't initialize cygtls to zero if input arg is NULL. * fork.cc (fork_child): Reset _main_tls here. Reinitialize parts of _my_tls after copying data from parent. * init.cc (threadfunc_fe): New function. Front-end for all threads created in cygwin processes. (munge_threadfunc): New function. (dll_entry): Call munge_threadfunc to force the call of a thread wrapper. * thread.cc (pthread::thread_init_wrapper): Perform similar operations to cygthread::stub. (pthread::thread_init_wrapper2): Remove. * thread.h (pthread::thread_init_wrapper): Declare as per ThreadProc convention. (pthread::thread_init_wrapper2): Remove declaration. * window.cc (Winmain): Just return from function now since ExitThread is guaranteed by automatic _threadinfo wrapper.
* * miscfuncs.cc (low_priority_sleep): Correct thinko which caused SetPriority toChristopher Faylor2003-12-121-0/+1
| | | | | | | | | be called unnecessarily. * thread.cc (pthread::init_main_thread): Call new create_cancel_event function. (pthread::precreate): Ditto. (pthread::postcreate): Remove cancel_event creation. (pthread::create_cancel_event): Define new function. * thread.h (pthread::create_cancel_event): Declare new function.
* * cygthread.cc (cygthread::stub): Properly establish _threadinfo environment.Christopher Faylor2003-12-031-1/+2
| | | | | | | | | | | | | | | | | | | | | | | (cygthread::stub2): New function. (cygthread::simplestub): Ditto. (cygthread::simplestub2): New function. * cygthread.h (cygthread::stub2): Declare new function. (cygthread::simplestub2): Ditto. * cygtls.h (_threadinfo::call): Declare new function. (_threadinfo::call2): Ditto. * dcrt0.cc (dll_crt0_1): Accommodate new _threadinfo::init which doesn't return pointer to tls. (_dll_crt0): Remove obsolete DECLARE_TLS_STORAGE. (dll_crt0): Ditto. * exceptions.cc (_threadinfo::call): New function. (_threadinfo::call2): Ditto. (_threadinfo::init): Don't return pointer. * thread.cc (pthread::thread_init_wrapper): Properly establish _threadinfo environment. (pthread::thread_init_wrapper2): New function. * thread.h (pthread::thread_init_wrapper): Remove noreturn attribute (pthread::thread_init_wrapper2): Declare new function. * winbase.h: Remove obsolete code.
* white spaceChristopher Faylor2003-12-021-14/+14
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* * thread.cc (pthread_rwlock::add_reader): Remove mx parameter forThomas Pfaff2003-12-011-15/+15
| | | | | | | | | | | List_insert call. (pthread::prepare): Ensure race safeness when adding function pointers to atfork lists by using List_insert. * thread.h (List_insert): Use InterlockedCompareExchangePointer to ensure race safeness without using a mutex. (List_remove): Use InterlockedCompareExchangePointer to ensure race safeness with List_insert. (List::insert): Remove mx parameter for List_insert call.
* Eliminate use of sigframe and sigthread throughout.Christopher Faylor2003-11-281-24/+24
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * Makefile.in (DLL_OFILES): Add sigfe.o. Remove reliance on cygwin.def from cygwin0.dll dependency since dependence on sigfe.o implies that. Generate def file on the fly using 'gendef'. * configure.in: Don't auto-generate cygwin.def. * configure: Regenerate. * cygwin.din: Add SIGFE stuff where appropriate. * dcrt0.cc (dll_crt0_1): Initialize cygwin tls early in process startup. Set _main_tls to address of the main thread's cygwin tls. * debug.h: Remove now unneeded WFSO and WFMO declarations. * exceptions.cc (_last_thread): Define. (set_thread_state_for_signals): New function. (reset_thread_exception_for_signals): Ditto. (init_thread_for_signals): Ditto. (delete_thread_for_signals): Ditto. (capture_thread_for_signals): Ditto. (handle_exceptions): Set return address explicitly for exceptions prior to calling sig_send. (interrupt_on_return): Eliminate. (setup_handler): Add preliminary implementation for dealing with thread-specific signals by querying _main_tls. (signal_exit): Use cygthread::main_thread_id instead of mainthread.id. (call_signal_handler_now): For now, just handle the main thread. * fork.cc (vfork): Save and restore main _my_tls. * gendef: New file. Generates def file and sigfe.s file. * gentls_offsets: New file. Generates offsets for perl to use in sigfe.s. * how-signals-work.txt: Mention that info is obsolete. * init.cc (dll_entry): Initialize cygwin tls storage here. * miscfuncs.cc (low_priority_sleep): Make a C function for easier calling from asm. * perthread.h (vfork_save::tls): New element. * signal.cc (nanosleep): Replace previous use of sigframe.call_signal_handler_now with straight call to call_signal_handler_now. (abort): Ditto. * syscalls.cc (readv): Ditto. * termios.cc (tcsetattr): Ditto. * wait.cc (wait4): Ditto. * sigproc.cc (sig_dispatch_pending): Ditto. (sig_send): Ditto. * sigproc.h: Declare call_signal_handler_now. * thread.cc (pthread::thread_init_wrapper): Initialize cygwin tls. Remove obsolete and unworking signal stuff. * thread.h (verifyable_object::sigs): Eliminate. (verifyable_object::sigmask): Eliminate. (verifyable_object::sigtodo): Eliminate. (verifyable_object::exit): Make attribute noreturn. (verifyable_object::thread_init_wrapper): Ditto. (pthread_null::exit): Ditto. * winbase.h (__stackbase): Always define. * winsup.h (low_priority_sleep): Declare as a "C" function. * include/cygwin/version.h: Bump API version to reflect sigwait export. * include/sys/queue.h: Protect SLIST_ENTRY from previous declaration. * signal.cc (sigwait): Implement. * select.cc (fhandler_base::ready_for_read): Add debugging output. * devices.h: Define more device pointers via their storage. * devices.in: Don't parse things like /dev/inet/tcp, as they really have no meaning. * devices.cc: Regenerate. * gendevices: Set proper protection for output file. * cygtls.h: New file. * gendef: New file. * gentls_offsets: New file. * tlsoffsets.h: New file. Autogenerated. * config/i386/longjmp.c: Remove. File subsumed by gendef output. * config/i386/makefrag: Remove obsolete file. * fhandler.cc: Remove spurious access_worker declaration. * spawn.cc (spawnve): Make debugging output more accurate. * cygwin-gperf: Remove. * devices.cc: Remove.
* 2003-11-11 Robert Collins <rbtcollins@hotmail.com>Robert Collins2003-11-141-2/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Ron Parker <rdparker@butlermfg.com> * bsdlib.cc: Update throughout to use CYG_MAX_PATH rather than MAX_PATH. * cygheap.h: Ditto. * dcrt0.cc: Ditto. * delqueue.cc: Ditto. * dlfcn.cc: Ditto. * dll_init.cc: Ditto. * dll_init.h: Ditto. * dtable.cc: Ditto. * environ.cc: Ditto. * environ.h: Ditto. * exceptions.cc: Ditto. * external.cc: Ditto. * fhandler_disk_file.cc: Ditto. * fhandler_proc.cc: Ditto. * fhandler_process.cc: Ditto. * fhandler_raw.cc: Ditto. * fhandler_registry.cc: Ditto. * fhandler_socket.cc: Ditto. * fhandler_virtual.cc: Ditto. * miscfuncs.cc: Ditto. * mmap.cc: Ditto. * netdb.cc: Ditto. * path.cc: Ditto. * path.h: Ditto. * pinfo.cc: Ditto. * pinfo.h: Ditto. * pthread.cc: Ditto. * registry.cc: Ditto. * shared.cc: Ditto. * shared_info.h: Ditto. * smallprint.c: Ditto. * spawn.cc: Ditto. * strace.cc: Ditto. * syscalls.cc: Ditto. * thread.h: Ditto. * uinfo.cc: Ditto. * winsup.h: Ditto. * include/limits.h: Ditto. * include/cygwin/config.h: Ditto. * include/sys/param.h: Ditto.
* Rename pthread::running to pthread::valid throughout.Thomas Pfaff2003-10-311-1/+14
| | | | | | | | | * thread.h: (pthread::suspend_all_except_self): New static method. (pthread::resume_all): Ditto. (pthread::suspend_except_self): New method. (pthread::resume): Ditto. * thread.cc (pthread::suspend_except_self): Implement. (pthread::resume): Ditto.
* * thread.h (fast_mutex::init): Initialize lock_counter.Thomas Pfaff2003-10-271-0/+1
|
* * cygwin.din: Add sem_close, sem_getvalue, sem_open and sem_timedwait.Corinna Vinschen2003-10-271-1/+9
| | | | | | | | | | | | | | | | | | | | | | | | | | | | * pthread.cc (+mangle_sem_name): New function. (sem_open): Ditto. (sem_close: Ditto. (sem_timedwait): Ditto. (sem_getvalue): Ditto. * thread.cc (semaphore::semaphore): Rearrange member initialization. Use appropriate security attribute for process shared semaphores. (semaphore::semaphore): New constructor for named semaphores. (semaphore::~semaphore): Care for semaphore name. (semaphore::_post): Accomodate failing ReleaseSemaphore. Use value returned by ReleaseSemaphore vor currentvalue. (semaphore::_getvalue): New method. (semaphore::_timedwait): Ditto. (semaphore::_fixup_after_fork): Rearrange. Don't fail for process shared semaphores. (semaphore::open): New method. (semaphore::timedwait): Ditto. (semaphore::post): Fix return value. Set errno appropriately. (semaphore::getvalue): New method. * thread.h (class semaphore): Add prototypes for open, getvalue, timedwait, _getvalue, _timedwait. Add prototypes for new constructor. Add name member. * include/semaphore.h: Add prototypes for sem_open, sem_close, sem_timedwait and sem_getvalue. include/cygwin/version.h: Bump API minor number.
* Rename native_mutex to fast_mutex throughout.Thomas Pfaff2003-10-241-38/+112
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Rename pthread_key::save_key_to_buffer to pthread_key::_fixup_before_fork throughout. Rename pthread_key::recreate_key_from_buffer to pthread_key::_fixup_after_fork throughout. * thread.cc (native_mutex::init): Remove. (native_mutex::lock): Ditto. (native_mutex::unlock): Ditto. (pthread::push_cleanup_handler): InterlockedExchangePointer is not needed here. (pthread_rwlock::pthread_rwlock): Initialize readers list mutex. (pthread_rwlock::add_reader): Add reader via List_insert. (pthread_rwlock::lookup_reader): Lock list while walking through. (pthread_cond::init): Locking the init mutex is now void. (pthread_rwlock::init): Ditto. (pthread_mutex::init): Ditto. * thread.h: Include security.h. (fast_mutex): New class. Replacement for native_mutex. (List_insert): New template function. (List_remove): Ditto. (List::List): Initialize synchronising mutex. (List::fixup_after_fork): New method. (List::insert): Add node via List_insert. (List::remove): Remove node via List_remove. (List::pop): Remove. (List::for_each): Lock list while walking through. (List::mx_init): New method. (pthread_mutex::fixup_after_fork): Fixup mutex list after fork. (pthread::fixup_after_fork): Ditto. (pthread_conds::fixup_after_fork): Ditto. (pthread_rwlock::fixup_after_fork): Ditto. (semaphore::fixup_after_fork): Ditto. (pthread_rwlock::readers_mx): New member.
* * thread.h (__reent_t::init_clib): Declare new function.Christopher Faylor2003-09-201-0/+1
| | | | | | * thread.cc (__reent_t::init_clib): Define new function. (pthread::thread_init_wrapper): Use __reent_t::init_clib to init local clib storage and set std{in,out,err} appropriately.
* * thread.cc (MTinterface::fixup_after_fork): Fix thread list after fork.Thomas Pfaff2003-06-241-1/+11
| | | | | | | | | | | | | | | | | | (pthread::threads): Instantiate. (pthread::pthread): Initialize running and suspendend. Initialize next with NULL. Add thread to thread list if it is not the null_pthread. (pthread::~pthread): Remove thread from thread list if it is not the null_pthread. (pthread::postcreate): Set running flag. (pthread::exit): Reset running flag. (pthread::cancel): Try to cancel thread only if still running. (pthread::_fixup_after_fork): Implement. (pthread::detach): Check if thread is still running before detach. * thread.h (pthread::running): New member. (pthread::next): Ditto. (pthread::fixup_after_fork): New static method. (pthread::threads): New static method. (pthread::_fixup_after_fork): New method.
* Throughout, remove "include <errno.h>" from files which already includeChristopher Faylor2003-06-161-1/+0
| | | | | | | | | | | | | | | | | | | cygerrno.h. * include/cygwin/config.h (__DYNAMIC_REENT__): Define. * include/cygwin/version.h: Bump API minor version. * cygwin.din: Export __getreent * cygerrno.h: Include errno.h. Fix places where _impure_ptr is used directly to store the errno value. * debug.cc (__set_errno): Ditto. * errno.cc: Remove _RRENT_ONLY define to get errno.cc compiled. * signal.cc: Rename _reent_clib to _REENT throughout. * thread.h (reent_clib): Remove prototype. * thread.cc (reent_clib): Rename reent_clib to __getreent. Return _impure_ptr until MTinterface is initialized. (reent_winsup): Fix a possible SEGV when _r == NULL. Return NULL instead. * MTinterface::fixup_after_fork: Switch reent back to _impure_ptr to keep signal handling running when fork is called from a thread other than the mainthread.
* * thread.h (pthread::init_mainthread): Remove function parameter.Thomas Pfaff2003-05-151-2/+2
| | | | | | | | | | | (MTinterface::Init): Ditto. * thread.cc (MTinterface::Init): Remove function parameter. Always initialize reent_key. (pthread::init_mainthread): Remove function parameter. (MTinterface::fixup_after_fork): Fix pthread::init_mainthread call. * dcrt0.cc (dll_crt_0_1) Fix calls to MTinterface::Init and pthread::init_mainthread. Call pthread::init_mainthread only when not forked.
* * thread.h (pthread::equal): New static method.Thomas Pfaff2003-04-171-0/+5
| | | | | * thread.cc: Rename pthread_equal to pthread::equal throughout. (pthread_equal): Use pthread::equal to compare threads ids.
* Fix a race in pthread_rwlock caused by simultanoues unlock and cancelation.Thomas Pfaff2003-04-151-0/+12
| | | | | | | | | * thread.h (pthread_rwlock::release): New method. * thread.cc (pthread_rwlock::unlock): Use release to signal waiting threads. (pthread_rwlock::rdlock_cleanup): Signal waiting threads after a cancelation. (pthread_rwlock::wrlock_cleanup): Ditto.
* * thread.h: Change class names, methods, members and local varsThomas Pfaff2003-03-271-118/+119
| | | | | | | | | according to the GNU coding style. * thread.cc: Ditto. * dcrt0.cc (dll_crt0_1): Rename pthread::initMainThread call to pthread::init_mainthread. * pthread.cc (pthead_getsequence_np): Rename pthread::isGoodObject call to pthread::is_good_object.
* * thread.h (class List): Move inline code inside classThomas Pfaff2003-03-231-79/+96
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | declaration. (List::forEach): Change callback parameter to template class member functionpointer. (pthread_keys::fixup_before_fork): Change to inline. Use List::forEach to fixup keys. (pthread_keys::fixup_after_fork): Ditto. (pthread_keys::runAllDestructors): Ditto. (pthread_key::saveAKey): Remove. (pthread_key::restoreAKey): Ditto. (pthread_key::destroyAKey): Ditto. (pthread_key::run_destructor): Rename to runDestructor. (pthread_mutex::fixup_after_fork): Change to inline. Use List::forEach to fixup mutexes after a fork. (pthread_mutex::FixupAfterFork): New method. (pthread_mutex::mutexes): New member. (pthread_cond::fixup_after_fork): Change to inline. Use List::forEach to fixup conds after a fork. (pthread_cond::FixupAfterFork): New method. (pthread_cond::conds): New member. (pthread_rwlock::fixup_after_fork): Change to inline. Use List::forEach to fixup rwlocks after a fork. (pthread_rwlock::FixupAfterFork): New method. (pthread_rwlock::rwlocks): New member. (semaphore::fixup_after_fork): Change to inline. Use List::forEach to fixup mutexes after a fork. (semaphore::FixupAfterFork): New method. (semaphore::semaphores): New member. (MTinterface::mutexs): Remove. (MTinterface::conds): Ditto. (MTinterface::rwlocks): Ditto. (MTinterface::semaphores): Ditto. (pthread_equal): Add extern "C". (pthread_mutex_lock): Ditto. * thread.cc (MTinterface::fixup_after_fork): Change fixup_after_fork calls for pthread objects. (semaphore::conds): Instantiate. (pthread_cond::pthread_cond): Use List::Insert rather than custom list code. (pthread_cond::~pthread_cond): Use List::Remove rather than custom list code. (pthread_cond::fixup_after_fork): Rename to FixupAfterFork. (pthread_rwlock::rwlocks): Instantiate. (pthread_rwlock::pthread_crwlock): Use List::Insert rather than custom list code. (pthread_rwlock::~pthread_rwlock): Use List::Remove rather than custom list code. (pthread_rwlock::fixup_after_fork): Rename to FixupAfterFork. (pthread_key::saveAKey): Remove. (pthread_key::fixup_before_fork): Ditto. (pthread_key::restoreAKey): Ditto. (pthread_key::fixup_after_fork): Ditto. (pthread_key::destroyAKey): Ditto. (pthread_key::runAllDestructors): Ditto. (pthread_key::run_destructor): Rename to runDestructor. (pthread_mutex::mutexes): Instantiate. (pthread_mutex::pthread_mutex): Use List::Insert rather than custom list code. (pthread_mutex::~pthread_mutex): Use List::Remove rather than custom list code. (pthread_mutex::fixup_after_fork): Rename to FixupAfterFork. (semaphore::conds): Instantiate. (semaphore::semaphore): Use List::Insert rather than custom list code. (semaphores::~semaphore): Use List::Remove rather than custom list code. (semaphore::fixup_after_fork): Rename to FixupAfterFork.
* * pthread.cc (pthread_attr_init): RemoveThomas Pfaff2003-03-181-91/+0
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | (pthread_attr_destroy): Ditto. (pthread_attr_setdetachstate): Ditto. (pthread_attr_getdetachstate): Ditto. (pthread_attr_setstacksize): Ditto. (pthread_attr_getstacksize): Ditto. (pthread_attr_setinheritsched): Ditto. (pthread_attr_getinheritsched): Ditto. (pthread_attr_setschedparam): Ditto. (pthread_attr_getschedparam): Ditto. (pthread_attr_setschedpolicy): Ditto. (pthread_attr_getschedpolicy): Ditto. (pthread_attr_setscope): Ditto. (pthread_attr_getscope): Ditto. (pthread_attr_setstackaddr): Ditto. (pthread_attr_getstackaddr): Ditto. (pthread_key_create): Ditto. (pthread_key_delete): Ditto. (pthread_setspecific): Ditto. (pthread_getspecific): Ditto. (pthread_kill): Ditto. (pthread_sigmask): Ditto. (pthread_equal): Ditto. (pthread_mutex_lock): Ditto. (pthread_mutex_trylock): Ditto. (pthread_mutex_unlock): Ditto. (pthread_mutex_destroy): Ditto. (pthread_mutex_setprioceiling): Ditto. (pthread_mutex_getprioceiling): Ditto. (pthread_mutexattr_destroy): Ditto. (pthread_mutexattr_getprioceiling): Ditto. (pthread_mutexattr_getprotocol): Ditto. (pthread_mutexattr_getpshared): Ditto. (pthread_mutexattr_gettype): Ditto. (pthread_mutexattr_init): Ditto. (pthread_mutexattr_setprioceiling): Ditto. (pthread_mutexattr_setprotocol): Ditto. (pthread_mutexattr_setpshared): Ditto. (pthread_mutexattr_settype): Ditto. (pthread_cond_destroy): Ditto. (pthread_cond_signal): Ditto. (pthread_cond_broadcast): Ditto. (pthread_condattr_init): Ditto. (pthread_condattr_destroy): Ditto. (pthread_condattr_getpshared): Ditto. (pthread_condattr_setpshared): Ditto. (pthread_rwlock_destroy): Ditto. (pthread_rwlock_rdlock): Ditto. (pthread_rwlock_tryrdlock): Ditto. (pthread_rwlock_wrlock): Ditto. (pthread_rwlock_trywrlock): Ditto. (pthread_rwlock_unlock): Ditto. (pthread_rwlockattr_init): Ditto. (pthread_rwlockattr_getpshared): Ditto. (pthread_rwlockattr_setpshared): Ditto. (pthread_rwlockattr_destroy): Ditto. (pthread_getconcurrency): Ditto. (pthread_setconcurrency): Ditto. (pthread_getschedparam): Ditto. (pthread_setschedparam): Ditto. * thread.h (__pthread_attr_init): Remove prototype. (__pthread_attr_destroy): Ditto. (__pthread_attr_setdetachstate): Ditto. (__pthread_attr_getdetachstate): Ditto. (__pthread_attr_setstacksize): Ditto. (__pthread_attr_getstacksize): Ditto. (__pthread_attr_setinheritsched): Ditto. (__pthread_attr_getinheritsched): Ditto. (__pthread_attr_setschedparam): Ditto. (__pthread_attr_getschedparam): Ditto. (__pthread_attr_setschedpolicy): Ditto. (__pthread_attr_getschedpolicy): Ditto. (__pthread_attr_setscope): Ditto. (__pthread_attr_getscope): Ditto. (__pthread_attr_setstackaddr): Ditto. (__pthread_attr_getstackaddr): Ditto. (__pthread_key_create): Ditto. (__pthread_key_delete): Ditto. (__pthread_setspecific): Ditto. (__pthread_getspecific): Ditto. (__pthread_kill): Ditto. (__pthread_sigmask): Ditto. (__pthread_equal): Ditto. (__pthread_mutex_lock): Ditto. (__pthread_mutex_trylock): Ditto. (__pthread_mutex_unlock): Ditto. (__pthread_mutex_destroy): Ditto. (__pthread_mutex_setprioceiling): Ditto. (__pthread_mutex_getprioceiling): Ditto. (__pthread_mutexattr_destroy): Ditto. (__pthread_mutexattr_getprioceiling): Ditto. (__pthread_mutexattr_getprotocol): Ditto. (__pthread_mutexattr_getpshared): Ditto. (__pthread_mutexattr_gettype): Ditto. (__pthread_mutexattr_init): Ditto. (__pthread_mutexattr_setprioceiling): Ditto. (__pthread_mutexattr_setprotocol): Ditto. (__pthread_mutexattr_setpshared): Ditto. (__pthread_mutexattr_settype): Ditto. (__pthread_cond_destroy): Ditto. (__pthread_cond_signal): Ditto. (__pthread_cond_broadcast): Ditto. (__pthread_condattr_init): Ditto. (__pthread_condattr_destroy): Ditto. (__pthread_condattr_getpshared): Ditto. (__pthread_condattr_setpshared): Ditto. (__pthread_rwlock_destroy): Ditto. (__pthread_rwlock_rdlock): Ditto. (__pthread_rwlock_tryrdlock): Ditto. (__pthread_rwlock_wrlock): Ditto. (__pthread_rwlock_trywrlock): Ditto. (__pthread_rwlock_unlock): Ditto. (__pthread_rwlockattr_init): Ditto. (__pthread_rwlockattr_getpshared): Ditto. (__pthread_rwlockattr_setpshared): Ditto. (__pthread_rwlockattr_destroy): Ditto. (__pthread_getconcurrency): Ditto. (__pthread_setconcurrency): Ditto. (__pthread_getschedparam): Ditto. (__pthread_setschedparam): Ditto. * thread.cc: Rename __pthread_equal to pthread_equal throughout. Change pthread_self parameter appropriate. (__pthread_attr_init): Remove __ prefix. Change to extern "C". (__pthread_attr_destroy): Ditto. (__pthread_attr_setdetachstate): Ditto. (__pthread_attr_getdetachstate): Ditto. (__pthread_attr_setstacksize): Ditto. (__pthread_attr_getstacksize): Ditto. (__pthread_attr_setinheritsched): Ditto. (__pthread_attr_getinheritsched): Ditto. (__pthread_attr_setschedparam): Ditto. (__pthread_attr_getschedparam): Ditto. (__pthread_attr_setschedpolicy): Ditto. (__pthread_attr_getschedpolicy): Ditto. (__pthread_attr_setscope): Ditto. (__pthread_attr_getscope): Ditto. (__pthread_attr_setstackaddr): Ditto. (__pthread_attr_getstackaddr): Ditto. (__pthread_key_create): Ditto. (__pthread_key_delete): Ditto. (__pthread_setspecific): Ditto. (__pthread_getspecific): Ditto. (__pthread_kill): Ditto. (__pthread_sigmask): Ditto. (__pthread_equal): Ditto. (__pthread_mutex_lock): Ditto. (__pthread_mutex_trylock): Ditto. (__pthread_mutex_unlock): Ditto. (__pthread_mutex_destroy): Ditto. (__pthread_mutex_setprioceiling): Ditto. (__pthread_mutex_getprioceiling): Ditto. (__pthread_mutexattr_destroy): Ditto. (__pthread_mutexattr_getprioceiling): Ditto. (__pthread_mutexattr_getprotocol): Ditto. (__pthread_mutexattr_getpshared): Ditto. (__pthread_mutexattr_gettype): Ditto. (__pthread_mutexattr_init): Ditto. (__pthread_mutexattr_setprioceiling): Ditto. (__pthread_mutexattr_setprotocol): Ditto. (__pthread_mutexattr_setpshared): Ditto. (__pthread_mutexattr_settype): Ditto. (__pthread_cond_destroy): Ditto. (__pthread_cond_signal): Ditto. (__pthread_cond_broadcast): Ditto. (__pthread_condattr_init): Ditto. (__pthread_condattr_destroy): Ditto. (__pthread_condattr_getpshared): Ditto. (__pthread_condattr_setpshared): Ditto. (__pthread_rwlock_destroy): Ditto. (__pthread_rwlock_rdlock): Ditto. (__pthread_rwlock_tryrdlock): Ditto. (__pthread_rwlock_wrlock): Ditto. (__pthread_rwlock_trywrlock): Ditto. (__pthread_rwlock_unlock): Ditto. (__pthread_rwlockattr_init): Ditto. (__pthread_rwlockattr_getpshared): Ditto. (__pthread_rwlockattr_setpshared): Ditto. (__pthread_rwlockattr_destroy): Ditto. (__pthread_getconcurrency): Ditto. (__pthread_setconcurrency): Ditto. (__pthread_getschedparam): Ditto. (__pthread_setschedparam): Ditto.
* * cygwin.din: Add pthread_rwlock_destroy, pthread_rwlock_init,Thomas Pfaff2003-03-181-1/+78
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | pthread_rwlock_rdlock, pthread_rwlock_tryrdlock, pthread_rwlock_wrlock, pthread_rwlock_trywrlock, pthread_rwlock_unlock, pthread_rwlockattr_init, pthread_rwlockattr_getpshared, pthread_rwlockattr_setpshared, and pthread_rwlockattr_destroy. * include/cygwin/version.h: Bump API minor number. * include/pthread.h (PTHREAD_RWLOCK_INITIALIZER): Define a reasonable value. Add prototypes for pthread_rwlock_destroy, pthread_rwlock_init, pthread_rwlock_rdlock, pthread_rwlock_tryrdlock, pthread_rwlock_wrlock, pthread_rwlock_trywrlock, pthread_rwlock_unlock, pthread_rwlockattr_init, pthread_rwlockattr_getpshared, pthread_rwlockattr_setpshared, and pthread_rwlockattr_destroy. * thread.h (PTHREAD_ONCE_MAGIC): Remove superflous semicolon. (PTHREAD_RWLOCK_MAGIC): New define. (PTHREAD_RWLOCKATTR_MAGIC): Ditto. (pthread_rwlockattr): New class. (pthread_rwlock): Ditto. (MTinterface::rwlocks): New member. (MTinterface::MTinterface): Initialize rwlocks. Add prototypes for __pthread_rwlock_destroy, __pthread_rwlock_wrlock, __pthread_rwlock_trywrlock, __pthread_rwlock_unlock, __pthread_rwlockattr_init, __pthread_rwlockattr_getpshared, __pthread_rwlockattr_setpshared, and __pthread_rwlockattr_destroy. * thread.cc (MTinterface::Init): Initialize rwlock internal mutex. (MTinterface::fixup_after_fork): Fixup rwlocks after fork. (pthread_rwlockattr::isGoodObject): Implement. (pthread_rwlockattr::pthread_rwlockattr): Ditto. (pthread_rwlockattr::~pthread_rwlockattr): Ditto. (pthread_rwlock::initMutex): Ditto. (pthread_rwlock::pthread_rwlock): Ditto. (pthread_rwlock::~pthread_rwlock): Ditto. (pthread_rwlock::RdLock): Ditto. (pthread_rwlock::TryRdLock): Ditto. (pthread_rwlock::WrLock): Ditto. (pthread_rwlock::TryWrLock): Ditto. (pthread_rwlock::UnLock): Ditto. (pthread_rwlock::addReader): Ditto. (pthread_rwlock::removeReader): Ditto. (pthread_rwlock::lookupReader): Ditto. (pthread_rwlock::RdLockCleanup): Ditto. (pthread_rwlock::WrLockCleanup): Ditto. (pthread_rwlock::fixup_after_fork): Ditto. (pthread_rwlock::isGoodObject): Ditto. (pthread_rwlock::isGoodInitializer): Ditto. (pthread_rwlock::isGoodInitializerOrObject): Ditto. (pthread_rwlock::isGoodInitializerOrBadObject): Ditto. (__pthread_rwlock_destroy): Ditto. (pthread_rwlock::init): Ditto. (__pthread_rwlock_rdlock): Ditto. (__pthread_rwlock_tryrdlock): Ditto. (__pthread_rwlock_wrlock): Ditto. (__pthread_rwlock_trywrlock): Ditto.
* * thread.h (pthread_cond::ExitingWait): Remove.Thomas Pfaff2003-03-181-9/+13
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | (pthread_cond::mutex): Ditto. (pthread_cond::cond_access): Ditto. (pthread_cond::win32_obj_id): Ditto. (pthread_cond::TimedWait): Ditto. (pthread_cond::BroadCast): Ditto. (pthread_cond::Signal): Ditto. (pthread_cond::waiting): Change type to unsigned long. (pthread_cond::pending): New member. (pthread_cond::semWait): Ditto. (pthread_cond::mtxIn): Ditto. (pthread_cond::mtxOut): Ditto. (pthread_cond::mtxCond): Ditto. (pthread_cond::UnBlock): New method. (pthread_cond::Wait): Ditto. * thread.cc: Update list of cancellation points. (pthread_cond::pthread_cond): Rewrite. (pthread_cond::~pthread_cond): Ditto. (pthread_cond::TimedWait): Remove. (pthread_cond::BroadCast): Ditto. (pthread_cond::Signal): Ditto. (pthread_cond::UnBlock): Implement. (pthread_cond::Wait): Ditto. (pthread_cond::fixup_after_fork): Rewrite. (pthread_mutex::fixup_after_fork): Remove DETECT_BAD_APP conditional. (__pthread_cond_broadcast): Just return 0 if the condition is not initialized. Call pthread_cond::UnBlock to release blocked threads. (__pthread_cond_signal): Ditto. (__pthread_cond__dowait): Rewrite. (pthread_cond_timedwait): Add pthread_testcancel call. Fix waitlength calculation. (pthread_cond_wait): Add pthread_testcancel call.
* * include/pthread.h (PTHREAD_MUTEX_NORMAL): New define.Thomas Pfaff2003-03-181-9/+48
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * thread.cc: Remove errno.h include. (pthread::precreate): Change internal mutex type to normal. (pthread_mutex::canBeUnlocked): Implement. (pthread_mutex::pthread_mutex): Initialize lock_counter with 0. (pthread_mutex::Lock): Rename to _Lock. Add self parameter. Change lock_counter logic. Update SetOwner call. (pthread_mutex::TryLock): Rename to _TryLock. Add self parameter. Change lock_counter logic. Update SetOwner call. (pthread_mutex::UnLock): Rename to _UnLock. Add self parameter. Change lock_counter logic. (pthread_mutex::Destroy): Rename to _Destroy. Update TryLock call. (pthread_mutex::SetOwner): Move to thread.h as inline. (pthread_mutex::LockRecursive): Ditto. (pthread_mutex::fixup_after_fork): Change lock_counter logic. (__pthread_mutexattr_settype): Add PTHREAD_MUTEX_NORMAL to valid types check. * thread.h: Include errno.h and limits.h. (MUTEX_LOCK_COUNTER_INITIAL): Remove. (MUTEX_OWNER_ANONYMOUS): New define. (pthread_mutex::canBeUnlocked): New static method. (pthread_mutex::lock_counter): Change type to unsigned long. (pthread_mutex::GetPthreadSelf): New method. (pthread_mutex::Lock): Call _Lock with pthread_self pointer. (pthread_mutex::TryLock): Call _TryLock with pthread_self pointer. (pthread_mutex::UnLock): Call _UnLock with pthread_self pointer. (pthread_mutex::Destroy): Call _Destroy with pthread_self pointer. (pthread_mutex::SetOwner): Moved from thread.cc as inline. (pthread_mutex::LockRecursive): Ditto. (pthread_mutex::_Lock): New method. (pthread_mutex::_TryLock): New method. (pthread_mutex::_UnLock): New method. (pthread_mutex::_Destroy): New method.
* Split ChangeLog, create ChangeLog-2002.Corinna Vinschen2003-01-101-1/+1
| | | | Fix copyright dates.
* Apply pthread_cancel_patchThomas Pfaff2003-01-091-0/+4
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* Applied pthread_mutex patchThomas Pfaff2003-01-091-1/+9
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* Applied cond_init patchThomas Pfaff2003-01-091-16/+24
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* whitespaceChristopher Faylor2002-12-121-1/+0
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* 2002-11-05 Thomas Pfaff <tpfaff@gmx.net>Robert Collins2002-11-241-12/+16
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * dcrt0.cc (dll_crt0_1): Add call to pthread::initMainThread to initialize mainthread when it is safe to call new. * init.cc (dll_entry): Change call to store reents in tls key. * thread.cc (_reent_clib) : Change call to get reents from tls key. (_reent_winsup): Ditto. (MTinterface::Init): Key handling changed. Remove initialization of member variables. (MTinterface::fixup_after_fork): Reinitialize mainthread object after fork. Reset threadount to 1. (pthread::initMainThread): Create mainthread object dynamically. and initialize with valid handles. (pthread::self): Remove calls to create thread objects. (pthread::setTlsSelfPointer): Change call to store thread self handle in tls key. (pthread::getTlsSelfPointer): New static method. (pthread::exit): Remove setTlsSelfPointer call. (pthread::initCurrentThread): New method. (pthread::thread_init_wrapper): Change call to store thread self handle in tls key. (pthread::join): Check for a valid joiner. (pthreadNull::pthreadNull): Mark Null object as detached. (pthreadNull::exit): Terminate thread via ExitThread. * thread.h (pthread::initMainThread): Change parameter in function call. (pthread::getTlsSelfPointer): New static method. (pthread::initCurrentThread): New method. (MTinterface::reent_key): Remove. (MTinterface::thread_self_dwTlsIndex): Ditto.. (MTinterface::indexallocated): Ditto. (MTinterface::mainthread): Ditto. (MTinterface::reent_key): New member. (MTinterface::thread_self_key): Ditto. (MTinterface::MTinterface): Initialize all members.
* 2002-10-17 Robert Collins <rbtcollins@hotmail.com>Robert Collins2002-10-171-0/+1
| | | | | | | * thread.h (pthread_mutex::isGoodInitializerOrBadObject): Declare. * thread.cc (pthread_mutex::isGoodInitializerOrBadObject): Implement. (pthread_mutex::init): Use isGoodInitializerOrBadObject to avoid unneeded SEGV's during debugging.
* 2002-09-30 Robert Collins <rbtcollins@hotmail.com>Robert Collins2002-09-301-1/+9
| | | | | | | | | | * thread.cc (pthread_mutex::initMutex): Use the wrapper init call. (pthread_mutex::nativeMutex::init): Implement. (pthread_mutex::nativeMutex::lock): Ditto. (pthread_mutex::nativeMutex::unlock): Ditto. (pthread_mutex::init): Use the wrapper lock and unlockcalls. * thread.h (pthread_mutex): Move mutexInitializationLock into a nativeMutex wrapper class.
* * environ.cc (environ_init): Avoid a compiler warning.Christopher Faylor2002-09-301-4/+4
| | | | | | | | * path.cc (path_conv::check): Ditto. * path.h (path_conv::operator int): Ditto. * regex/engine.c: Ditto throughout. * regex/regcomp.c: Ditto throughout. * regex/regexec.c: Ditto throughout.
* 2002-09-30 Robert Collins <rbtcollins@hotmail.com>Robert Collins2002-09-291-1/+5
| | | | | | | | | | | | | | | | | | | | | * pthread.cc (pthread_mutex_init): Use new pthread_mutex::init. * thread.cc: Change __pthread_mutex_init to pthread_mutex::init throughout. (MTinterface::Init): Initialise pthread_mutex support. (pthread_mutex::mutexInitializationLock): Instantiate. (pthread_mutex::initMutex): New method. (__pthread_cond_dowait): Don't dereference untrusted pointers. Use the new pthread_mutex::init method. (__pthread_condattr_init): Don't dereference untrusted pointers. (__pthread_mutex_init): Rename to pthread_mutex::init. Lock and release mutexInitializationLock to prevent races on mutex initialisation. * thread.h (pthread_mutex::initMutex): New method, initialise pthread_mutex supporting state on process initialisation. (pthread_mutex::init): Initialise a single mutex. (pthread_mutex::mutexInitializationLock): A win32 mutex for syncronising pthread mutex initialisation. (__pthread_mutex_init): Remove this.
* * cygthread.h (cygthread::terminate): Declare new function.Christopher Faylor2002-09-291-82/+82
| | | | | | | | | (cygthread::initialized): Change to 'int'. * cygthread.cc (cygthread::stub): Exit thread if initialized < 0. (cygthread::new): Ditto. (cygthread::runner): Ditto. Set initialized using xor to preserve sign. (cygthread::terminate): New function. * dcrt0.cc (do_exit): Call cygthread::terminate.
* 2002-09-27 Robert Collins <rbtcollins@hotmail.com>Robert Collins2002-09-271-1/+1
| | | | | | | | | | | | * thread.cc (pthread_key::run_destructor): Run_destructor is not const as it needs to set the key value. * thread.h (pthread_key::run_destructor): Ditto. 2002-09-27 Robert Collins <rbtcollins@hotmail.com> * thread.cc (pthread_key::run_destructor): Follow opengroup algorithm. I.e. only run the destructor NON-NULL key values, and reset the key to NULL before running the destructor. Reported by Thomas Pfaff.
* 2002-09-21 Robert Collins <rbtcollins@hotmail.com>Robert Collins2002-09-211-29/+19
| | | | | | | | | | | | | | | | | | | | * pthread.cc: Use class::call for converted pthread and semaphore calls. * thread.cc: Convert various __pthread_call and __sem_call to pthread::call and sem::call throughout. * pthread.h (__pthread_cancel): Convert to pthread::cancel. (__pthread_join): Convert to pthread::join. (__pthread_detach): Convert to pthread::detach. (__pthread_create): Convert to pthread::create. (__pthread_once): Convert to pthread::once. (__pthread_atfork): Convert to pthread::atfork. (__pthread_suspend): Convert to pthread::suspend. (__pthread_continue): Convert to pthread::resume. (__sem_init): Convert to semaphore::init. (__sem_destroy): Convert to semaphore::destroy. (__sem_wait): Convert to semaphore::wait. (__sem_trywait): Convert to semaphore::trywait. (__sem_post): Convert to semaphore::post.
* 2002-09-21 Robert Collins <rbtcollins@hotmail.com>Robert Collins2002-09-211-45/+41
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * thread.cc: Finish the removal of the separate pthread_key destructor list. Remove all pthread_key_destructor and pthread_key_destructor_list references throughout. (pthread::exit): Call the new pthread_key interface to activate destructors. (pthread_key::keys): Change into a list. (pthread_key::saveAKey): New method, used via forEach. (pthread_key::restoreAKey): Ditto. (pthread_key::destroyAKey): Ditto. (pthread_key::fixup_before_fork): Use the List::forEach functionality. (pthread_key::fixup_after_fork): Ditto. (pthread_key::runAllDestructors): New method implementation. (pthread_key::pthread_key): Use List::Insert rather than custom list code. (pthread_key::~pthread_key): Use List::Remove for the same reason. * thread.h: Remove all pthread_key_destructor and pthread_key_destructor_list references throughout. (List): Move the interface above pthread_key in the header. Use atomic operations during insert and delete. (List::forEach): A generic interface for doing something on each node. (pthread_key::runAllDestructors): New method, run all destructors. (pthread_key::fork_buf): Make private. (pthread_key::run_destructor): Ditto. (pthread_key::saveAKey): New method for clearer source. (pthread_key::restoreAKey): Ditto. (pthread_key::destroyAKey): Ditto. (MTinterface::destructors): Remove.
* 2002-09-21 Robert Collins <rbtcollins@hotmail.com>Robert Collins2002-09-211-11/+49
| | | | | | | | | | | | | | | | | * thread.cc: Partial refactoring of pthread_key destructor handling. Loosely based on Thomas Pfaff's work. (pthread_key_destructor_list::Insert): Remove. (pthread_key_destructor_list::Pop): Remove. (pthread_key_destructor_list::IterateNull): Call the key's run_destructor method. (pthread_key::pthread_key): Initialize new member. (pthread_key::get): Mark as const for correctness. (pthread_key::run_destructor): Implement. * thread.h (pthread_key::get): Mark as const for correctness. (pthread_key::run_destructor): Declare. (List): New template class that implements a generic list. (pthread_key_destructor_list): Inherit from List, and remove now duplicate functions.
* 2002-09-21 Robert Collins <rbtcollins@hotmail.com>Robert Collins2002-09-201-3/+6
| | | | | | | | | | | | | | | | | | | | | * thread.cc: Change verifyable_object_isvalid calls with PTHREAD_CONDATTR_MAGIC, PTHREAD_MUTEXATTR_MAGIC, PTHREAD_COND_MAGIC, SEM_MAGIC to objecttype::isGoodObject() calls throughout. (pthread_condattr::isGoodObject): Implement. (pthread_mutex::isGoodInitializer): Implement. (pthread_mutex::isGoodInitializerOrObject): Minor bugfix in the check for verifyable_object_isvalid result. (pthread_mutexattr::isGoodObject): Implement. (pthread_cond::isGoodObject): Ditto. (pthread_cond::isGoodInitializer): Ditto. (pthread_cond::isGoodInitializerOrObject): Ditto. (semaphore::isGoodObject): Ditto. * thread.h (pthread_mutex::isGoodInitializer): Declare. (pthread_condattr::isGoodObject): Ditto. (pthread_cond::isGoodObject): Const correctness. (pthread_cond::isGoodInitializer): Declare. (pthread_cond::isGoodInitializerOrObject): Ditto. (semaphore::isGoodObject): Const correctness.
* 2002-09-21 Robert Collins <rbtcollins@hotmail.com>Robert Collins2002-09-201-1/+9
| | | | | | | | | | | | | | | | | | | | | | * thread.cc: Change verifyable_object_isvalid calls with PTHREAD_MUTEX_MAGIC and PTHREAD_KEY_MAGIC and PTHREAD_ATTR_MAGIC to ::isGoodObject() calls throughout. (MTinterface::Init): Remove dead code. (pthread_attr::isGoodObject): Implement. (pthread_key::isGoodObject): Implement. (pthread_mutex::isGoodObject): Implement. (pthread_mutex::isGoodInitializerOrObject): Implement. (pthread::isGoodObject): Update signature. * thread.h (pthread_key::isGoodObject): Declare. (pthread_attr::isGoodObject): Ditto. (pthread_mutex::isGoodObject): Ditto. (pthread_mutex::isGoodInitializerOrObject): Ditto. (pthread::isGoodObject): Change to a const parameter for const correctness. (pthread_mutexattr::isGoodObject): Declare. (pthread_condattr::isGoodObject): Ditto. (pthread_cond::isGoodObject): Ditto. (semaphore::isGoodObject): Ditto.
* 2002-09-17 Robert Collins <rbtcollins@hotmail.com>Robert Collins2002-09-171-5/+15
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This work inspires by Thomas Pfaff's pthread_fork patch (1). * fork.cc (fork_child): Remove MTinterface fixup call, it's adsorbed by pthread::atforkchild. Rename __pthread_atforkchild to pthread::atforkchild to give access to private members. (fork_parent): Rename __pthread_atforkparent to pthread::atforkparent to give it access to private members. Ditto for __pthread_atforkprepare. * thread.cc: Fix some formatting problems throughout. (MTinterface::fixup_before_fork): Implement. (MTinterface::fixup_after_fork): Fix pthread_keys. (pthread_key::keys): Implement. (pthread_key::fixup_before_fork): Ditto. (pthread_key::fixup_after_fork): Ditto. (pthread_key::pthread_key): Add to pthread_key::keys. (pthread_key::~pthread_key): Remove from pthread_key::keys. (pthread_key::saveKeyToBuffer): Implement. (pthread_key::recreateKeyFromBuffer): Ditto. (pthread::atforkprepare): Prepare all MT classes for fork. (pthread::atforkchild): And fix them up afterwards. * thread.h (pthread_key): Buffer the key value during fork in fork_buf. List the keys needing to be fixed up in a linked list with head pthread_key::keys. (pthread): Move atfork cygwin internal calls into the class. (MTInterface): Provide a fixup_before_fork for objecst that need to save state. (__pthread_atforkprepare): Remove. (__pthread_atforkparent): Remove. (__pthread_atforkchild): Remove.
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