Commit Graph

325 Commits

Author SHA1 Message Date
Christopher Faylor 370b1173b0 * thread.h (__reent_t::init_clib): Declare new function.
* 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.
2003-09-20 02:43:18 +00:00
Christopher Faylor b0309a1658 * thread.cc (MTinterface::fixup_after_fork): Remove code which potentially
overwrote _impure pointer with contents of thread which invoked fork since this
eliminates important information like the pointer to the atexit queue.
2003-09-13 01:21:32 +00:00
Christopher Faylor df04ae29b2 * exceptions.cc (ctrl_c_handler): Send SIGHUP when events occur only if there
is a tty associated with the process.  Send SIGHUP on CTRL_LOGOFF_EVENT.
* fhandler_tty.cc (fhandler_tty_slave::open): Adjust console open handle
counter regardless of whether this is a pty or tty.
(fhandler_tty_slave::open): Ditto.
(fhandler_tty_slave::dup): Ditto.
(fhandler_tty_common::set_close_on_exec): Ditto.
(fhandler_tty_master::init_console): Decrement console open handle counter
after init since it will now be handled by all tty open.
* syscalls.cc (setsid): Rework debugging output slightly.
2003-07-26 04:53:59 +00:00
Christopher Faylor f3ff0ca9ed * thread.cc: Remove _MT_SAFE conditional. 2003-07-02 03:50:05 +00:00
Thomas Pfaff e1e196a225 * thread.cc (MTinterface::fixup_after_fork): Fix thread list after fork.
(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.
2003-06-24 20:14:01 +00:00
Christopher Faylor c433f4617f Throughout, remove "include <errno.h>" from files which already include
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.
2003-06-16 03:24:13 +00:00
Thomas Pfaff 1c80421cb4 * thread.cc (pthread_attr_init): Revert change from 2003-06-11
to return 0 if attribute is already initialized back to EBUSY.
(pthread_condattr_init): Ditto.
(pthread_rwlockattr_init): Ditto.
(pthread_mutexattr_init): Ditto.
2003-06-12 18:15:34 +00:00
Thomas Pfaff 00e6660b0d * thread.cc (pthread_attr_init): Return 0 if attribute is already initialized.
Fix return code if out of memory.
(pthread_condattr_init): Ditto.
(pthread_rwlockattr_init): Ditto.
(pthread_mutexattr_init): Return 0 if attribute is already initialized.
2003-06-11 19:08:42 +00:00
Thomas Pfaff c8fa3426af * thread.h (pthread::init_mainthread): Remove function parameter.
(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.
2003-05-15 19:42:51 +00:00
Thomas Pfaff a4cea44072 * thread.h (pthread::equal): New static method.
* thread.cc: Rename pthread_equal to pthread::equal throughout.
(pthread_equal): Use pthread::equal to compare threads ids.
2003-04-17 19:57:01 +00:00
Thomas Pfaff ffb576fbf2 Fix a race in pthread_rwlock caused by simultanoues unlock and cancelation.
* 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.
2003-04-15 20:14:12 +00:00
Thomas Pfaff eff6c00e19 * thread.cc: Change 1==foo equations to foo==1 throughout. 2003-03-27 19:57:06 +00:00
Thomas Pfaff 15648790f4 * thread.h: Change class names, methods, members and local vars
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.
2003-03-27 19:52:20 +00:00
Thomas Pfaff 9306ba2ee4 * thread.h (class List): Move inline code inside class
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.
2003-03-23 10:52:02 +00:00
Thomas Pfaff 6a80a133be * pthread.cc (pthread_attr_init): Remove
(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.
2003-03-18 20:12:05 +00:00
Thomas Pfaff 00d296a3f9 * cygwin.din: Add 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.
* 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.
2003-03-18 20:01:07 +00:00
Thomas Pfaff f592b05df1 * thread.h (pthread_cond::ExitingWait): Remove.
(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.
2003-03-18 19:49:38 +00:00
Thomas Pfaff 2ff03dc2e0 * include/pthread.h (PTHREAD_MUTEX_NORMAL): New define.
* 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.
2003-03-18 19:39:21 +00:00
Thomas Pfaff 8824332846 * thread.cc (MTinterface::fixup_after_fork): Initialize mainthread
prior to pthread objects.
2003-03-04 20:16:49 +00:00
Christopher Faylor 9a47ce7f74 spacing cleanup 2003-01-14 20:31:47 +00:00
Thomas Pfaff e14328f4f7 Apply system_cancel patch 2003-01-14 20:19:27 +00:00
Thomas Pfaff 4a3584c84b Apply wait_cancel patch 2003-01-14 20:13:09 +00:00
Thomas Pfaff 3457ce4d88 Apply handle_sigsuspend patch 2003-01-14 19:55:42 +00:00
Corinna Vinschen e136dbc297 Split ChangeLog, create ChangeLog-2002.
Fix copyright dates.
2003-01-10 12:32:49 +00:00
Thomas Pfaff 09cbb9d6b7 Apply pthread_cancel_patch 2003-01-09 20:57:54 +00:00
Thomas Pfaff 5d68d1de45 Applied pthread_mutex patch 2003-01-09 20:50:23 +00:00
Thomas Pfaff ed9fe4559c Applied cond_init patch 2003-01-09 20:40:44 +00:00
Robert Collins f8c8e13b7e 2002-11-05 Thomas Pfaff <tpfaff@gmx.net>
* 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.
2002-11-24 13:54:14 +00:00
Christopher Faylor c0a02a4b42 * miscfuncs.cc (low_priority_sleep): New function. Use throughout where code
is supposed to be giving up time slice.
* fhandler_console.cc (fhandler_console::read): Switch button 2/3 output escape
sequences to be consistent with xterm.
2002-11-13 19:36:12 +00:00
Christopher Faylor d25c187f12 Rename _kill() to kill() throughout. Rename _raise() to raise() throughout.
Rename _pid() to pid() throughout.
* Makefile.in: Compile some objects with -fomit-frame-pointer.
* cygwin.din: Reverse aliasing for _kill.
* syscalls.cc (_getpid_r): New function, implemented for newlib compatibility.
* shared.cc (open_shared): Remove reserving of memory since previous change
eliminate the need for this hack.
2002-10-20 04:15:50 +00:00
Christopher Faylor 5d8c2b592d * thread.cc (verifyable_object_isvalid): Test for a valid object pointer before
testing for static ptr.
2002-10-18 14:02:40 +00:00
Robert Collins e9350b6575 2002-10-17 Robert Collins <rbtcollins@hotmail.com>
* thread.h (pthread_mutex::isGoodInitializerOrBadObject): Declare.
        * thread.cc (pthread_mutex::isGoodInitializerOrBadObject): Implement.
        (pthread_mutex::init): Use isGoodInitializerOrBadObject to avoid
        unneeded SEGV's during debugging.
2002-10-17 08:44:18 +00:00
Robert Collins 841cf30bc3 2002-10-17 Thomas Pfaff <tpfaff@gmx.net>
* thread.cc (verifyable_object_isvalid): Test for static object first.
2002-10-17 08:31:30 +00:00
Christopher Faylor f8f63f9bc1 whitespace 2002-10-05 17:47:25 +00:00
Robert Collins 404f35cb5c 2002-10-01 Robert Collins <rbtcollins@hotmail.com>
* thread.cc (pthread_key::keys): Copy on fork. Add a comment explaining
        why.
        (pthreadNull::_instance): Copy on fork. Absolutely no state exists
        in pthreadNull.
2002-09-30 21:06:05 +00:00
Christopher Faylor 66dca8bb0d * thread.cc (pthread_mutex::initMutex): Remove \n from api_fatal. 2002-09-30 15:11:55 +00:00
Christopher Faylor bd2b5664a1 * thread.cc (pthread::precreate): Use explicit "no inherit" option when
creating mutex.
(pthread_mutex::nativeMutex::init): Ditto.
(semaphore::semaphore): Ditto.
2002-09-30 15:05:00 +00:00
Christopher Faylor e58273df45 * thread.cc (pthread_key::keys): Do not copy on fork.
(pthread_mutex::mutexInitializationLock): Ditto.
(pthreadNull::_instance): Ditto.
2002-09-30 15:00:52 +00:00
Robert Collins 06175d0acd 2002-09-30 Robert Collins <rbtcollins@hotmail.com>
* 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.
2002-09-30 11:43:43 +00:00
Christopher Faylor da77b2c84c remove newline 2002-09-30 04:27:32 +00:00
Christopher Faylor e7733defb9 * exceptions.cc (unused_sig_wrapper): Accommodate newer compilers. 2002-09-30 04:26:52 +00:00
Christopher Faylor 79ed43004f * thread.cc: Use "%E" in *_printf throughout rather than calling GetLastError.
GNUify comments.
(__pthread_mutex_lock): Don't return error on EBUSY since that just means that
the mutex has already been initialized.
2002-09-30 01:19:45 +00:00
Christopher Faylor 881ffcb478 GNUify slightly. 2002-09-29 23:56:57 +00:00
Robert Collins eb208df05a 2002-09-30 Robert Collins <rbtcollins@hotmail.com>
* 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.
2002-09-29 23:47:45 +00:00
Robert Collins da6a08decb 2002-09-27 Robert Collins <rbtcollins@hotmail.com>
* 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.
2002-09-27 15:08:50 +00:00
Christopher Faylor 6299349ba4 white space. 2002-09-22 21:39:03 +00:00
Christopher Faylor c90e1cf179 * fhandler.cc (fhandler_base::dup): Don't set handle on failure. Caller has
already taken care of that.
* fhandler_console.cc (fhandler_console::open): Initialize handles to NULL.
(fhandler_console::close): Ditto.  GNUify non-GNU formatted functions calls
throughout.
2002-09-22 03:38:57 +00:00
Robert Collins 01f58e415c 2002-09-21 Robert Collins <rbtcollins@hotmail.com>
* 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 03:59:58 +00:00
Robert Collins af428c1ef4 2002-09-21 Robert Collins <rbtcollins@hotmail.com>
* 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 03:20:27 +00:00
Robert Collins 20b94ee904 2002-09-21 Robert Collins <rbtcollins@hotmail.com>
* 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 01:59:46 +00:00
Robert Collins 8b1978c30c 2002-09-21 Robert Collins <rbtcollins@hotmail.com>
* 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.
2002-09-20 23:46:12 +00:00
Robert Collins 4e2822f160 2002-09-21 Robert Collins <rbtcollins@hotmail.com>
* 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.
2002-09-20 22:34:05 +00:00
Christopher Faylor 5bf785a017 * cygthread.cc (cygthread::initialized): Avoid copying on fork or some threads
may not end up in the pool.
(cygthread::new): Avoid race when checking for initialized.  Add debugging
code.
* fhandler.cc (fhandler_base::raw_read): Add case for ERROR_INVALID_HANDLE due
to Win95 directories.
(fhandler_base::open): Handle errors due to Win95 directories.
(fhandler_base::close): Add get_nohandle () test.
(fhandler_base::set_close_on_exec): Ditto.
(fhandler_base::fork_fixup): Ditto.
(fhandler_base::lock): Change error code to Posix EINVAL.
(fhandler_base::dup): If get_nohandle (), set new value to INVALID_HANDLE_VALUE
instead of NULL.
* fhandler_disk_file.cc (fhandler_disk_file::fstat): Call fstat_by_name if
get_nohandle ().  Remove extraneous element from strpbrk.
(fhandler_disk_file::open): Remove test for Win95 directory.
* fhandler_random.cc (fhandler_dev_random::open): Add set_nohandle ().
* fhandler_clipboard.cc (fhandler_dev_clipboard::open): Ditto.
* fhandler_zero.cc (fhandler_dev_zero::open): Ditto.
(fhandler_dev_zero::close): Delete.
* fhandler.h (class fhandler_dev_zero): Ditto.
2002-09-19 03:30:20 +00:00
Robert Collins 9f06b64aa9 2002-09-17 Robert Collins <rbtcollins@hotmail.com>
* thread.cc (pthread_key::set): Preserve GetLastError(). Reported
        by Thomas Pffaf.
2002-09-17 10:01:49 +00:00
Robert Collins f1f1379560 2002-09-17 Robert Collins <rbtcollins@hotmail.com>
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.
2002-09-17 09:12:36 +00:00
Christopher Faylor d04cf16c52 * init.cc: Cleanup slightly and remove obsolete code. 2002-09-16 16:09:54 +00:00
Robert Collins 4e78617321 2002-09-11 Robert Collins <rbtcollins@hotmail.com>
* init.cc (dll_entry): On thread detach, if the thread hasn't
        exit()ed, do so.
        * pthread.cc (pthread_getsequence_np): Remove the
        __pthread_getsequence_np wrapper. This requires errno.h.
        * thread.cc (pthread::self): Instantiate a new pthread object
        when called and none exists. return a NULL object if instantiation
        fails.
        (pthread::precreate): Factor out common code.
        (pthread::postcreate): Ditto.
        (pthread::create): Ditto.
        (pthread::exit): Remove the TLS value when we exit to prevent
        double exits.
        (MTinterface::Init): Bugfix - don't mark the TLS index as created
        if one was not allocated.
        Apply Extract Method to move pthread specific initialisation into
        pthread.
        (pthread::initMainThread): Extracted method from MTinterface::Init.
        (pthread::setTlsSelfPointer): Extracted method from various pthread
        calls, to make reading those functions easier.
        (pthread::setThreadIdtoCurrent): Ditto.
        (pthread::cancel_self): Bring into the .cc file, it's only used
        within the class.
        (pthread::getThreadId): Ditto.
        (pthread::thread_init_wrapper): Apply Extract Method to the TLS
        setting logic.
        (pthread::isGoodObject): Extracted method from various pthread
        wrapper calls, for clarity of reading.
        (pthread::getsequence_np): Converted from __pthread_getsquence_np.
        (__pthread_create): Apply Extract Method to the object validation.
        (__pthread_cancel): Ditto.
        (__pthread_join): Ditto.
        (__pthread_detach): Ditto.
        (__pthread_suspend): Ditto.
        (__pthread_continue): Ditto.
        (__pthread_getschedparam): Ditto.
        (__pthread_getsequence_np): Remove.
        (__pthread_setschedparam): Apply Extract Method to the object
        validation.
        (pthreadNull::getNullpthread): New method, return the pthreadNull
        object.
        (pthreadNull::pthreadNull): Private constructor to prevent accidental
        use.
        (pthreadNull::~pthreadNull): Prevent compile warnings.
        (pthreadNull::create): Override pthread behaviour.
        (pthreadNull::exit): Ditto.
        (pthreadNull::cancel): Ditto.
        (pthreadNull::testcancel): Ditto.
        (pthreadNull::setcancelstate): Ditto.
        (pthreadNull::setcanceltype): Ditto.
        (pthreadNull::push_cleanup_handler): Ditto.
        (pthreadNull::pop_cleanup_handler): Ditto.
        (pthreadNull::getsequence_np): Ditto.
        (pthreadNull::_instance): Ditto.
        * thread.h (pthread): Declare pre- and post-create.
        Move GetThreadId to private scope and rename to getThreadId.
        Move setThreadIdtoCurrent to private scope.
        Make create virtual.
        Make ~pthread virtual.
        Declare initMainThread.
        Declare isGoodObject.
        Make exit virtual.
        Make cancel virtual.
        Make testcancel virtual.
        Make setcancelstate virtual.
        Make setcanceltype virtual.
        Make push_cleanup_handler virtual.
        Make pop_cleanup_handler virtual.
        Declare getsequence_np.
        Declare setTlsSelfPointer.
        (pthreadNull): New null object class for pthread.
        (__pthread_getsequence_np): Remove.
2002-09-16 10:53:29 +00:00
Robert Collins d288c1c78c 2002-06-25 Thomas Pfaff <tpfaff@gmx.net>
* include/pthread.h (PTHREAD_CANCELED): Defined a reasonable
        value.
	* pthread.cc (pthread_exit): Call method instead of function.
	(pthread_setcancelstate): Ditto.
	(pthread_setcanceltype): Ditto.
	(pthread_testcancel): Ditto.
	* thread.h (pthread::cancel_event): New member.
        (__pthread_cancel_self): New prototype.
	(pthread::exit): New Method.
	(pthread::cancel): Ditto.
	(pthread::testcancel): Ditto.
	(pthread::cancel_self): Ditto.
	(pthread::static_cancel_self): Ditto.
	(pthread::setcancelstate): Ditto.
	(pthread::setcanceltype): Ditto.
	(__pthread_cancel): Give c++ linkage.
	(__pthread_exit): Remove.
	(__pthread_setcancelstate): Ditto.
	(__pthread_setcanceltype): Ditto.
	(__pthread_testcancel): Ditto.
	 * thread.cc (pthread::pthread): Inititialize cancel_event.
	(pthread::~pthread): Close cancel_event if needed.
	(pthread::create): Create cancel_event.
	(pthread::exit): New method. Replacement for __pthread_exit.
	(pthread::cancel): New method.
	(pthread::testcancel): Ditto.
	(pthread::static_cancel_self); New static method.
	(pthread::setcancelstate): New method. Replacement for
	__pthread_setcancelstate.
	(pthread::setcanceltype): New method. Replacement for
	__pthread_setcanceltype.
	(pthread::pop_cleanup_handler): Added lock for async cancel safe
	cancellation.
	(pthread::thread_init_wrapper): Change __pthread_exit to
	thread->exit().
	(__pthread_cancel): Call method thread->cancel().
	(__pthread_exit): Remove.
	(__pthread_setcancelstate): Ditto.
	(__pthread_setcanceltype): Ditto.
	(__pthread_testcancel): Ditto.
2002-07-04 14:17:30 +00:00
Christopher Faylor 196cdd45f6 * thread.cc (pthread::create): Added trace printf to get CreateThread
LastError.
2002-06-27 14:19:30 +00:00
Robert Collins f6709c07db 2002-06-12 Thomas Pfaff <tpfaff@gmx.net>
* thread.h (pthread::cleanup_stack): Renamed cleanup_handlers to
	cleanup_stack.
	* thread.cc (pthread::pthread): Ditto.
	(pthread::create): Fixed mutex verification.
	(pthread::push_cleanup_handler): Renamed cleanup_handlers to
	cleanup_stack.
	Mutex calls removed, used InterlockedExchangePointer instead.
	(pthread::pop_cleanup_handler): Renamed cleanup_handlers to
	cleanup_stack.
	(pthread::pop_all_cleanup_handlers): Ditto.
	(__pthread_once): Check state first and return if already done.
	(__pthread_join): DEADLOCK test reverted to __pthread_equal
	call.
	(__pthread_detach): Unlock mutex before deletion.
2002-06-23 07:36:21 +00:00
Christopher Faylor 7c02f861e3 * uinfo.cc (cygheap_user::ontherange): Use env_name for NetUserGetInfo.
(cygheap_user::env_logsrv): Verify env_domain is valid.
* environ.cc: Include child_info.h and keep spenvs[] sorted.
(environ_init): Check child_proc_info instead of myself->ppid_handle.
2002-06-21 05:01:17 +00:00
Robert Collins 43c3c4e37c /tmp/cvs610a0a90.1 2002-06-10 02:40:13 +00:00
Robert Collins 007276b30e 2002-06-10 Robert Collins <rbtcollins@hotmail.com>
* cygwin.din: Add _pthread_cleanup_push and _pthread_cleanup_pop.
        * pthread.cc: Change __pthread_self to pthread::self() thruoghout.
        (_pthread_cleanup_push): New function.
        (_pthread_cleanup_pop): Ditto.
        * thread.cc: Thanks to Thomas Pfaff for the pthread cleanup_push,_pop
        patch, this work is derived from that.
        Change __pthread_self to pthread::self() thruoghout.
        (__pthread_self): Rename to pthread::self.
        (pthread::self): New method.
        (pthread::pthread): Initialize new member.
        (pthread::push_cleanup_handler): New method.
        (pthread::pop_cleanup_handler): New method.
        (pthread::pop_all_cleanup_handlers): New method.
        (__pthread_exit): Pop all cleanup handlers.
        * thread.h (pthread::push_cleanup_handler): Declare.
        (pthread::pop_cleanup_handler): Ditto.
        (pthread::pop_all_cleanup_handlers): Ditto.
        (pthread::self): New static method.
        (__pthread_exit): Give C++ linkage.
        (__pthread_join): Ditto.
        (__pthread_detach): Ditto.
        (__pthread_self): Remove.

2002-04-24  Thomas Pfaff  <tpfaff@gmx.net>

        * include/pthread.h (__pthread_cleanup_handler): New structure
        (pthread_cleanup_push): Rewritten .
        (pthread_cleanup_pop): Ditto.
        (_pthread_cleanup_push): New prototype.
        (_pthread_cleanup_pop) Ditto.

2002-04-24  Thomas Pfaff  <tpfaff@gmx.net>

        * thread.cc (thread_init_wrapper): Check if thread is already joined.
        (__pthread_join): Set joiner first.
        (__pthread_detach): Ditto.
2002-06-10 01:10:45 +00:00
Robert Collins e9259cb240 /tmp/cvs610a0efc.1 2002-06-05 12:39:55 +00:00
Christopher Faylor ce006ffa7f * dtable.cc (handle_to_fn): Attempt to handle "raw" accesses to remote shares.
* path.cc (mount_info::conv_to_win32_path): Set flags to binary when mount
entry is not found.
(mount_info::set_flags_from_win32_path): Ditto.
2002-06-05 04:01:43 +00:00
Christopher Faylor 6b7cd251c7 Remove unneeded sigproc.h includes throughout.
* fhandler.h (fhandler_proc::fill_filebuf): Take a pinfo argument.
* fhandler_proc.cc (fhandler_proc::get_proc_fhandler): Simplify search for
given pid.
(fhandler_proc::readdir): Assume that pid exists if it shows up in the winpid
list.
* fhandler_process.cc (fhandler_process::open): Simplify search for given pid.
Call fill_filebuf with pinfo argument.
(fhandler_process::fill_filebuf): Pass pinfo here and assume that it exists.
* pinfo.h (pinfo::remember): Define differently if sigproc.h is not included.
* dll_init.cc (dll_list::detach): Don't run destructor on exit.
2002-06-02 06:07:01 +00:00
Christopher Faylor d7b4a30001 Remove unneeded sync.h, where appropriate, throughout. Remove unneeded heap.h,
where appropriate, throughout.  Remove unneeded exceptions.h, where
appropriate, throughout.  Remove unneeded perprocess.h, where appropriate,
throughout.
2002-05-25 02:22:50 +00:00
Robert Collins 37143995da 2002-05-02 Robert Collins <rbtcollins@hotmail.com>
* thread.cc (__pthread_cond_dowait): Fix a race on signalling from a
        thread woken by the same condition variable it's signalling on. Thanks
        to Michael Beach for the report and test case.
2002-05-02 11:26:22 +00:00
Robert Collins 062401c9b4 2002-02-28 Robert Collins <rbtcollins@hotmail.com>
* thread.cc (semaphore::TryWait): Set errno as required by posix 1003.1.
        (__sem_wait): Ditto.
        (__sem_trywait): Ditto.
2002-02-28 13:50:41 +00:00
Robert Collins cbce49804f 2001-12-26 Robert Collins <rbtcollins@hotmail.com>
* thread.cc (pthread_cond::Signal): Use a separate flag for signal detection
        and broadcast semantics.
        (__pthread_cond_dowait): Ditto.
        * thread.h (pthread_cond): New flag for testing when a waiter has woken.
2001-12-26 12:46:26 +00:00
Christopher Faylor 7b80d68f4c minor reformatting. 2001-12-02 05:23:26 +00:00
Christopher Faylor 4d029f3940 * cygwin.din (ualarm): New export.
* dcrt0.cc (_dll_crt0): Add experimental tls storage declaration.
(dll_crt0): Ditto.
* debug.cc (thread_stub): Ditto.
* thread.cc: Minor cleanup.
(__pthread_create): Add experimental tls storage declaration.
* miscfuncs.cc: Define tls index.
* winsup.h: Declare experimental tls storage.
* window.cc (alarm): Use old timer return from setitimer.
(ualarm): New function.
2001-11-28 00:06:35 +00:00
Egor Duda f38ac9b70c * include/pthread.h (PTHREAD_COND_INITIALIZER): Define.
* thread.cc (__pthread_cond_destroy): Add support for
PTHREAD_COND_INITIALIZER.
(__pthread_cond_init): Ditto.
(__pthread_cond_broadcast): Ditto.
(__pthread_cond_signal): Ditto.
(__pthread_cond_dowait): Ditto.
(__pthread_mutex_init): Handle PTHREAD_MUTEX_INITIALIZER correctly,
don't return error when it's passed as parameter.
* winsup.h (check_null_invalid_struct): Call correct function.
2001-11-15 11:10:38 +00:00
Christopher Faylor 9c510edc61 Eliminate excess whitespace. 2001-11-05 06:09:15 +00:00
Robert Collins 38102913c8 Mon Oct 1 00:34:00 2001 Robert Collins <rbtcollins@hotmail.com>
* thread.cc (pthread_cond_dowait): Hopefully eliminate a race on multiple thread
        wakeups.
2001-09-30 14:39:55 +00:00
Robert Collins 86336f4fea Sat Sep 29 18:26:00 2001 Robert Collins <rbtcollins@hotmail.com>
* pthread.cc (pthread_cond_timedwait): Deleted - exported from thread.cc.
        (pthread_cond_wait): Deleted - exported from thread.cc.
        * thread.cc (pthread_cond::BroadCast): Update to use the new syntax for
        verifyable_object_isvalid ().
        (pthread_cond::Signal): Ditto. Also attempt to fix the lost signal race
        with pthread_cond::TimedWait().
        (check_valid_pointer): Change definiton to void const *.
        (verifyable_object_isvalid): Add new parameter to allow identification of
        static initializers, and return a enum rather than magic numbers.
        (__pthread_create): Ditto.
        (__pthread_cleanup): Ditto.
        (__pthread_attr_init): Ditto.
        (__pthread_attr_getinheritsched): Ditto.
        (__pthread_attr_getschedparam): Ditto.
        (__pthread_attr_getschedpolicy): Ditto.
        (__pthread_attr_getscope): Ditto.
        (__pthread_attr_setdetachstate): Ditto.
        (__pthread_attr_getdetachstate): Ditto.
        (__pthread_attr_setinheritsched): Ditto.
        (__pthread_attr_setschedparam): Ditto.
        (__pthread_attr_setschedpolicy): Ditto.
        (__pthread_attr_setscope): Ditto.
        (__pthread_attr_setstacksize): Ditto.
        (__pthread_attr_getstacksize): Ditto.
        (__pthread_attr_destroy): Ditto.
        (__pthread_join): Ditto.
        (__pthread_detach): Ditto.
        (__pthread_suspend): Ditto.
        (__pthread_continue): Ditto.
        (__pthread_getschedparam): Ditto.
        (__pthread_getsequence_np): Ditto.
        (__pthread_key_create): Ditto.
        (__pthread_key_delete): Ditto.
        (__pthread_setschedparam): Ditto.
        (__pthread_setspecific): Ditto.
        (__pthread_getspecific): Ditto.
        (__pthread_cond_destroy): Ditto.
        (__pthread_cond_init): Ditto.
        (__pthread_cond_broadcast): Ditto.
        (__pthread_cond_signal): Ditto.
        (__pthread_condattr_init): Ditto.
        (__pthread_condattr_getpshared): Ditto.
        (__pthread_condattr_setpshared): Ditto.
        (__pthread_condattr_destroy): Ditto.
        (__pthread_kill): Ditto.
        (__pthread_mutex_init): Ditto.
        (__pthread_mutex_getprioceiling): Ditto.
        (__pthread_mutex_lock): Ditto.
        (__pthread_mutex_trylock): Ditto.
        (__pthread_mutex_unlock): Ditto.
        (__pthread_mutex_destroy): Ditto.
        (__pthread_mutex_setprioceiling): Ditto.
        (__pthread_mutexattr_getprotocol): Ditto.
        (__pthread_mutexattr_getpshared): Ditto.
        (__pthread_mutexattr_gettype): Ditto.
        (__pthread_mutexattr_init): Ditto.
        (__pthread_mutexattr_destroy): Ditto.
        (__pthread_mutexattr_setprotocol): Ditto.
        (__pthread_mutexattr_setprioceiling): Ditto.
        (__pthread_mutexattr_getprioceiling): Ditto.
        (__pthread_mutexattr_setpshared): Ditto.
        (__pthread_mutexattr_settype): Ditto.
        (__sem_init): Ditto.
        (__sem_destroy): Ditto.
        (__sem_wait): Ditto.
        (__sem_trywait): Ditto.
        (__sem_post): Ditto.
        (__pthread_cond_dowait): New function, contains core logic from
        __pthread_cond_wait and __pthread_cond_timedwait. Decrement (*cond)->waiting
        before reentering the cond access mutex to allow detection of lost signals.
        (__pthread_cond_timedwait): Rename to pthread_cond_timedwait, and call
        __pthread_cond_dowait after calculating the wait length.
        (__pthread_cond_wait): Rename to pthread_cond_wait, and call
        __pthread_cond_dowait.
        * thread.h: New enum for use with verifyable_object_isvalid.
        Remove the extern exporting of __pthread_cond_timedwait and __pthread_cond_wait.
2001-09-29 09:01:01 +00:00
Robert Collins c918cf9421 Tue Sep 25 21:25:00 2001 Robert Collins <rbtcollins@hotmail.com>
* thread.cc (pthread_cond::BroadCast): Use address with verifyable_object_isvalid().
        (pthread_cond::Signal): Ditto.
        (__pthread_create): Ditto.
        (__pthread_cleanup): Ditto.
        (__pthread_attr_init): Ditto.
        (__pthread_attr_getinheritsched): Ditto.
        (__pthread_attr_getschedparam): Ditto.
        (__pthread_attr_getschedpolicy): Ditto.
        (__pthread_attr_getscope): Ditto.
        (__pthread_attr_setdetachstate): Ditto.
        (__pthread_attr_getdetachstate): Ditto.
        (__pthread_attr_setinheritsched): Ditto.
        (__pthread_attr_setschedparam): Ditto.
        (__pthread_attr_setschedpolicy): Ditto.
        (__pthread_attr_setscope): Ditto.
        (__pthread_attr_setstacksize): Ditto.
        (__pthread_attr_getstacksize): Ditto.
        (__pthread_attr_destroy): Ditto.
        (__pthread_join): Ditto.
        (__pthread_detach): Ditto.
        (__pthread_suspend): Ditto.
        (__pthread_continue): Ditto.
        (__pthread_getschedparam): Ditto.
        (__pthread_getsequence_np): Ditto.
        (__pthread_key_create): Ditto.
        (__pthread_key_delete): Ditto.
        (__pthread_setschedparam): Ditto.
        (__pthread_setspecific): Ditto.
        (__pthread_getspecific): Ditto.
        (__pthread_cond_destroy): Ditto.
        (__pthread_cond_init): Ditto.
        (__pthread_cond_broadcast): Ditto.
        (__pthread_cond_signal): Ditto.
        (__pthread_cond_timedwait): Ditto.
        (__pthread_cond_wait): Ditto.
        (__pthread_condattr_init): Ditto.
        (__pthread_condattr_getpshared): Ditto.
        (__pthread_condattr_setpshared): Ditto.
        (__pthread_condattr_destroy): Ditto.
        (__pthread_kill): Ditto.
        (__pthread_mutex_init): Ditto.
        (__pthread_mutex_getprioceiling): Ditto.
        (__pthread_mutex_lock): Ditto.
        (__pthread_mutex_trylock): Ditto.
        (__pthread_mutex_unlock): Ditto.
        (__pthread_mutex_destroy): Ditto.
        (__pthread_mutex_setprioceiling): Ditto.
        (__pthread_mutexattr_getprotocol): Ditto.
        (__pthread_mutexattr_getpshared): Ditto.
        (__pthread_mutexattr_gettype): Ditto.
        (__pthread_mutexattr_init): Ditto.
        (__pthread_mutexattr_destroy): Ditto.
        (__pthread_mutexattr_setprotocol): Ditto.
        (__pthread_mutexattr_setprioceiling): Ditto.
        (__pthread_mutexattr_getprioceiling): Ditto.
        (__pthread_mutexattr_setpshared): Ditto.
        (__pthread_mutexattr_settype): Ditto.
        (__sem_init): Ditto.
        (__sem_destroy): Ditto.
        (__sem_wait): Ditto.
        (__sem_trywait): Ditto.
        (__sem_post): Ditto.
        (verifyable_object_isvalid): Recieve a pointer to a pointer for verification.
        (__pthread_mutexattr_getprotocol): Fix typo in magic number.
        (__pthread_mutexattr_getpshared): Ditto.
        (__pthread_mutexattr_gettype): Ditto.
        * thread.h (verifyable_object_isvalid): Change prototype to recieve a pointer to a
        pointer for verification.
        * include/pthread.h: Fix typo for __cleanup_routine_type typedef. (Contrib from Net).
2001-09-25 11:45:26 +00:00
Corinna Vinschen ba94682838 * Makefile.in: Build wincap.o.
* wincap.cc: New file.
        * wincap.h: Ditto.
        * autoload.cc: Add dynamic load statement for `CreateHardLinkA'.
        * dcrt0.cc (os_being_run): Eliminated.
        (osname): Ditto.
        (iswinnt): Ditto.
        (set_os_type): Ditto.
        (dll_crt0_1): Call wincap.init() instead of set_os_type().
        (_dll_crt0): Ditto.
        * environ.cc (set_chunksize): New function.
        (parse_thing): `forkchunk' setting now invokes function `set_chunksize'.
        * fork.cc (chunksize): Eliminated. Moved to be member of wincap.
        * host_dependent.h: Removed.
        * syscalls.cc (_link): Try using `CreateHardLinkA' first, if available.
        * cygheap.cc, dcrt0.cc, delqueue.cc, dir.cc,
        environ.cc, fhandler.cc, fhandler.h, fhandler_console.cc,
        fhandler_mem.cc, fork.cc, mmap.cc, net.cc, pinfo.cc, pinfo.h,
        security.cc, syscalls.cc, sysconf.cc, syslog.cc, thread.cc,
        times.cc, tty.cc, uinfo.cc, uname.cc, winsup.h: Use new wincap
        capability check throughout.
        * winsup.h: Include wincap.h. Eliminate extern declarations of
        `os_being_run' and `iswinnt'. Eliminate `os_type" definition.
        * include/cygwin/version.h: Bump version to 1.3.4.
2001-09-12 17:46:37 +00:00
Christopher Faylor ff6e295ebf minor cleanups 2001-09-12 04:47:47 +00:00
Robert Collins 8e4d969260 Wed Sep 12 13:03:00 2001 Robert Collins <rbtcollins@hotmail.com>
* autoload.cc (LoadDLLfuncEx): Auto load TryEnterCriticalSection - its a
n NT only call.
        * thread.cc (pthread_cond::TimedWait): Use critical sections for NT.
        (pthread_cond::fixup_after_fork): Don't detect bad apps.
        (pthread_mutex::pthread_mutex): Use critical sections for NT.
        (pthread_mutex::~pthread_mutex): Ditto.
        (pthread_mutex::Lock): Ditto.
        (pthread_mutex::TryLock): Ditto.
        (pthread_mutex::UnLock): Ditto.
        (pthread_mutex::fixup_after_fork): Ditto. Also do not detect bad apps.
        (__pthread_mutex_trylock): Move WIN32 specific test into the class metho
d.
        (__pthread_mutex_destroy): Prevent dereferencing passed pointer without
valid address.
        * thread.h (pthread_mutex): Use critical sections for NT.
2001-09-12 03:18:05 +00:00
Robert Collins 24a930fa23 Tue Sep 11 21:22:00 2001 Robert Collins <rbtcollins@hotmail.com>
* thread.cc (pthread_cond::~pthread_cond): Bugfix: Incorrect use of InterlockExchangePointer.
	(pthread_mutex::~pthread_mutex): Ditto.
	(semaphore::~semaphore): Ditto.
2001-09-11 11:23:41 +00:00
Robert Collins f9229ef74b Tue Sep 11 18:15:00 2001 Robert Collins <rbtcollins@hotmail.com>
* dcrt0.cc (cygwin_finished_initializing): Copy _mtinterf on fork;
        * fork.cc (fork_child): fixup thread-related structures after fork;
        * thread.cc (MTinterface::Init): Initialise the new mutex, condition and semaphore lists.
        (MTinterface::fixup_after_fork): Iterate through each list and fixup the objects.
        (pthread_cond::pthread_cond): Add this to the condition list.
        (pthread_cond::~pthread_cond): Remove this from the condition list.
        (pthread_cond::fixup_after_fork): Recreate as best we can the pre-fork state.
        (pthread_mutex::pthread_mutex): Add this to the mutex list.
        (pthread_mutex::~pthread_mutex): Remove this from the mutex list.
        (pthread_mutex::fixup_after_fork): Recreate as best we can the pre-fork state.
        (semaphore::semaphore): Store the initial value, and add this to the semaphore list.
        (semaphore::~semaphore): Remove this from the semaphore list.
        (semaphore::Post): Increment the current semaphore value.
        (semaphore::TryWait): Decrement the current semaphore value.
        (semaphore::Wait): Ditto.
        (semaphote::fixup_after_fork): Recreate the pre-fork state as best we can.
        * thread.h (pthread_mutex): New members to allow fixup_after_fork.
        (pthread_cond): Ditto.
        (semaphore): Ditto.
        (MTinterface): New list heads for tracking conds and semaphores.
2001-09-11 08:15:39 +00:00
Robert Collins ac9841a070 Mon Sep 10 08:28:00 2001 Robert Collins <rbtcollins@hotmail.com>
* thread.h (MT_Interface): Remove pshared mutex array.
        Add a threadsafe list for mutex tracking (for fixupafter fork).
        * thread.cc (MTInterface::Init): Remove pshared mutex array.
        (pthread_mutex::pthread_mutex): Remove pshared mutex functionality.
        Fail with EINVAL on attempts to use pshared functionality.
        (__pthread_mutex_getpshared): Remove.
        (__pthread_cond_timedwait): Remove pshared mutex functionality.
        (__pthread_cond_wait): Ditto.
        (__pthread_mutex_init): Ditto.
        (__pthread_mutex_getprioceiling): Ditto.
        (__pthread_mutex_lock): Ditto.
        (__pthread_mutex_trylock): Ditto.
        (__pthread_mutex_unlock): Ditto.
        (__pthread_mutex_destroy): Ditto.
        (__pthread_mutex_setprioceiling): Ditto.
        (__pthread_mutexattr_setpshared): Ditto.
2001-09-09 22:39:35 +00:00
Christopher Faylor c729f22799 * thread.cc (InterlockedExchangePointer): Don't define if it already exists. 2001-09-04 20:48:45 +00:00
Christopher Faylor e5ba4c060e Throughout, change check for running under Windows NT to 'iswinnt'.
* dcrt0.cc (set_os_type): Set 'iswinnt' appropriately.
* cygheap.cc (init_cheap): Revert to using VirtualAlloc for allocating cygheap.
(cygheap_setup_for_child_cleanup): New function.  Standard function to call
after calling CreateProcess to cleanup cygheap info passed to child.
(cygheap_fixup_in_child): Copy cygheap from shared memory into allocated space
under Windows 9x or if can't relocate shared space under NT.
* cygheap.h: Declare new function.
* spawn.cc (spawn_guts): Use cygheap_fixup_in_child.
* fork.cc (fork_parent): Ditto.
* winsup.h: Declare iswinnt.
2001-08-04 21:10:52 +00:00
Christopher Faylor f9f2c11985 * thread.cc (__pthread_equal): Invert return value so that true is returned
when threads are equal.
2001-07-26 20:47:05 +00:00
Robert Collins 811bf2902d Tue 24 Jul 2001 02:28:00 PM Trevor Forbes <t4bs@hotmail.com>
* thread.cc (verifyable_object_isvalid): Don't validate
	PTHREAD_MUTEX_INITIALIZER pointer as it will cause an exception
	in IsBadWritePtr() when running GDB.
2001-07-25 23:46:25 +00:00
Christopher Faylor 7a4078ee34 Change check_null_empty_path* to check_null_empty_str* throughout.
* path.cc (path_conv::check): Add signal protection here since retrieving info
about remote shares can take some time.
* path.h (check_null_empty_str_errno): Convert to a function prototype.
* path.cc (check_null_empty_str): Move to miscfuncs.cc.
* miscfuncs.cc (check_null_empty_str_errno): New function.
(__check_null_invalid_struct): Ditto.
(__check_null_invalid_struct_errno): Ditto.
(check_null_empty_str): Change from VirtualQuery to IsBadWritePtr.
* thread.cc (check_valid_pointer): Ditto.
* resource.cc (getrlimit): Use check_null_invalid_struct macro for checking
validity of pointer.
(setrlimit): Ditto.
2001-06-28 02:19:57 +00:00
Christopher Faylor 32c3034969 Remove trailing tabs. 2001-06-26 14:57:33 +00:00
Christopher Faylor 462f4effb1 * mmap.cc: Clean up *ResourceLock calls throughout.
* thread.cc (pthread_cond::TimedWait): Check for WAIT_TIMEOUT as well as
WAIT_ABANDONED.
(__pthread_cond_timedwait): Calculate a relative wait from the abstime
parameter.
2001-06-26 14:47:48 +00:00
Robert Collins b643afa4c7 2001-06-22 Robert Collins rbtcollins@hotmail.com
* thread.cc (__pthread_cond_timedwait): Lock the waiting mutex before
	the condition protect mutex to avoid deadlocking. (Found by Greg Smith).
	(__pthread_cond_wait): Ditto.
2001-06-21 22:27:20 +00:00
Christopher Faylor 47132198ad * thread.cc (pthread_cond::Signal): Release the condition access variable
correctly.
2001-06-14 23:53:27 +00:00
Christopher Faylor 5691881058 * thread.cc (pthread_cond::Broadcast): Don't print error messages on invalid
mutexs - user programs are allowed to call pthread_cond_broadcast like that.
(__pthread_cond_timedwait): Initialise themutex properly.
(__pthread_cond_wait): Initialise themutex properly.
2001-06-07 19:55:06 +00:00
Robert Collins 68ebd3f6e2 Sun May 6 17:05:00 2001 Robert Collins <rbtcollins@hotmail.com>
* thread.h (pthread_cond): New element cond_access to allow atomic broadcasts.
	* thread.cc (pthread_cond::pthread_cond): Initialise cond_access.
	(pthread_cond::~pthread_cond): Destroy cond_access.
	(pthread_cond::Broadcast): Use cond_access.
	(pthread_cond::Signal): Use cond_access.
	(pthread_cond_wait): Use cond_access.
	(pthread_cond_timedwait): Use cond_access.
2001-05-06 22:23:43 +00:00
Christopher Faylor 63b61cd19f Revert much of previous erroneous checkin. Add ChangeLog entry.
* pinfo.h: Correctly set __SIGOFFSET.
* path.cc (hash_path_name): Avoid calling library functions for simple copying
of characters.
* shortcut.c: Use WIN32_LEAN_AND_MEAN.
* smallprint.c: Ditto.
* environ.cc (getwinenv): Minor clarity fix.
* localtime.c: No need to include windows.h
* string.h: New file.
2001-05-04 21:02:15 +00:00
Christopher Faylor 17743fbc49 * exceptions.cc (ctrl_c_handler): Always send signal to process if it has no
tty.
2001-05-04 20:39:38 +00:00
Christopher Faylor cba63823f8 * thread.cc (thread_init_wrapper): Use _REENT_INIT to initialize the reent
structure of newlib.
* sigproc.h (sig_send): Add exception parameter to sig_send.
* sigproc.cc (sig_send): Ditto.  Use it when setting frame info.
* exceptions.cc (handle_exceptions): Use exception flag when calling sig_send.
2001-04-27 18:50:59 +00:00
Christopher Faylor 3c76c0760f spacing changes. 2001-04-23 02:56:19 +00:00
Robert Collins 9672024b82 Mon Apr 23 9:27:00 2001 Robert Collins <rbtcollins@hotmail.com>
* thread.cc (MTinterface::Init): Always initialise per process variables.
2001-04-22 23:59:15 +00:00
Christopher Faylor da77d416c5 * thread.cc (MTinterface::Init): Remove accidentally checked in code. 2001-04-21 23:26:14 +00:00
Robert Collins 9450ad0d02 Sun Apr 22 20:22:00 2001 Robert Collins <rbtcollins@hotmail.com>
* passwd.cc (getpwuid): Check for thread cancellation.
	(getpwuid_r): Ditto.
	(getpwname): Ditto.
	(getpwnam_r): Ditto.
	* thread.h (pthread_mutex): New constructors for pshared operation.
	(MTinterface): Associative array for pshared mutex's.
	* thread.cc (MTinterface::Init): Initailize pshared mutex array.
	(pthread_cond::BroadCast): Implementation notes.
	(pthread_cond::TimedWait): Remove use of SignalObjectAndWait on non-NT systems.
	(pthread_mutex::pthread_mutex(unsigned short)): New function.
	(pthread_mutex::pthread_mutex (pthread_mutex_t *, pthread_mutexattr *)):New function.
	(pthread_mutex::pthread_mutex(pthread_mutexattr *)): Fail on pshared mutex's.
	(__pthread_mutex_getpshared): New function.
	(__pthread_join): Check for thread cancellation.
	(__pthread_cond_timedwait): Support pshared mutex's.
	(__pthread_cond_wait): Ditto.
	(__pthread_condattr_setpshared): Error on PROCESS_SHARED requests.
	(__pthread_mutex_init): Support pshared mutex's.
	(__pthread_mutex_getprioceiling): Ditto.
	(__pthread_mutex_lock): Ditto.
	(__pthread_mutex_trylock): Ditto.
	(__pthread_mutex_unlock): Ditto.
	(__pthread_mutex_destroy): Ditto.
	(__pthread_mutex_setprioceiling): Ditto.
	(__pthread_mutexattr_setpshared): Support PTHREAD_PROCESS_PSHARED requests.
2001-04-21 14:23:47 +00:00
Robert Collins e6b98fc8d6 Sat Apr 14 17:04:00 2001 Robert Collins <rbtcollins@hotmail.com>
* thread.h (MTinterface): Add threadcount.
	* thread.cc (MTinterface::Init): Set threadcount to 1.
	(__pthread_create): Increment threadcount.
	(__pthread_exit): Decrement threadcount and call exit() from the last thread.
2001-04-14 07:06:02 +00:00
Christopher Faylor 39b6859a28 * fork.cc (fork_child): Call the __pthread_atforkchild function.
(fork_parent): Call the __pthread_atforkparent function.
* cygwin.din: Export pthread_atfork.
* thread.h (callback): New class.
(MTinterface): Use it.
* thread.cc (__pthread_atforkprepare): New function.
(__pthread_atforkparent): New function.
(__pthread_atforkchild): New function.
(__pthread_atfork): New function.
* pthread.cc (pthread_atfork): New function.
2001-04-13 15:28:20 +00:00
Robert Collins 5c83f260b8 * configure.in: Remove PTH_ALLOW.
* cygwin.din: Remove @PTH_ALLOW@ prefixes to pthread functions.
	Add new pthread exports.
	* pthread.cc: New wrapper functions for the above new exports.
	* sched.cc (valid_sched_parameters): New function.
	(sched_setparam): Use it.
	(sched_set_thread_priority): New function. Used by pthread_sched*.
	* thread.cc (pthread_key_destructor::InsertAfter): New function.
	(pthread_key_destructor::UnlinkNext): New function.
	(pthread_key_destructor::Next): New function.
	(pthread_key_destructor_list::Insert): New function.
	(pthread_key_destructor_list::Remove): New function.
	(pthread_key_destructor_list::Pop): New function.
	(pthread_key_destructor::pthread_key_destructor): New function.
	(pthread_key_destructor_list::IterateNull): New function.
	(MTinterface::Init): Initialise new member.
	(pthread::pthread): Initialise new members.
	(pthread::create): Copy new attributes. Set the new thread priority.
	(pthread_attr::pthread_attr): Initialise new members.
	(pthread_key::pthread_key): Setup destructor function.
	(pthread_key::~pthread_key): Remove destructor function.
	(pthread_mutexattr::pthread_mutexattr): New function.
	(pthread_mutexattr::~pthread_mutexattr): New function.
	(__pthread_once): New function.
	(__pthread_cleanup): New function.
	(__pthread_cancel): New function.
	(__pthread_setcancelstate): New function.
	(__pthread_setcanceltype): New function.
	(__pthread_testcancel): New function.
	(__pthread_attr_getinheritsched): New function.
	(__pthread_attr_getschedparam): New function.
	(__pthread_attr_getschedpolicy): New function.
	(__pthread_attr_getscope): New function.
	(__pthread_attr_setinheritsched): New function.
	(__pthread_attr_setschedparam): New function.
	(__pthread_attr_setschedpolicy): New function.
	(__pthread_attr_setscope): New function.
	(__pthread_exit): Call any key destructors on thread exit.
	(__pthread_join): Use the embedded attr values.
	(__pthread_detach): Use the embedded attr values.
	(__pthread_getconcurrency): New function.
	(__pthread_getschedparam): New function.
	(__pthread_key_create): Pass the destructor on object creation.
	(__pthread_key_delete): Correct incorrect prototype.
	(__pthread_setconcurrency): New function.
	(__pthread_setschedparam): New function.
	(__pthread_cond_timedwait): Support static mutex initialisers.
	(__pthread_cond_wait): Ditto.
	(__pthread_mutex_getprioceiling): New function.
	(__pthread_mutex_lock): Support static mutex initialisers.
	(__pthread_mutex_trylock): Ditto.
	(__pthread_mutex_unlock): Ditto.
	(__pthread_mutex_destroy): Ditto.
	(__pthread_mutex_setprioceiling): New function.
	(__pthread_mutexattr_getprotocol): New function.
	(__pthread_mutexattr_getpshared): New function.
	(__pthread_mutexattr_gettype): New function.
	(__pthread_mutexattr_init): New function.
	(__pthread_mutexattr_destroy): New function.
	(__pthread_mutexattr_setprotocol): New function.
	(__pthread_mutexattr_setprioceiling): New function.
	(__pthread_mutexattr_getprioceiling): New function.
	(__pthread_mutexattr_setpshared): New function.
	(__pthread_mutexattr_settype): New function.
	Remove stubs for non MT_SAFE compilation.
	* thread.h: Remove duplicate #defines.
	Add prototypes for new functions in thread.cc.
	(pthread_key_destructor): New class.
	(pthread_key_destructor_list): New class.
	(pthread_attr): Add new members.
	(pthread): Remove members that are duplicated in the pthread_attr class.
	(pthread_mutex_attr): Add new members.
	(pthread_once): New class.
	* include/pthread.h: Add prototypes for new functions exported from cygwin1.dll.
	Remove typedefs.
	* include/sched.h: Add prototypes for new functions in sched.cc.
	* include/cygwin/types.h: Add typedefs from pthread.h
2001-04-12 04:04:53 +00:00
Christopher Faylor aa970c616c * Makefile.in: Put -lgcc last in list of libraries, since stdc++ library needs
it.
* cygwin.din: Remove obsolete "__empty" export.
* exceptions.cc (call_signal_handler_now): Force inclusion of function even
when -finline-functions is specified.
* sigproc.h: Remove obsolete call_signal_handler declaration.
* fhandler_console.cc (cp_get_internal): New function.
(cp_convert): New function.
(con_to_str): New function.
(str_to_con): New function.
(fhandler_console::read): Replace OemToCharBuff with con_to_str.
(fhandler_console::write_normal): Replace CharToOemBuff with str_to_con.
2001-04-09 00:44:25 +00:00
Christopher Faylor 9a08b2c02e * sched.cc: New file. Implement sched*.
* include/sched.h: New file.  User land includes for sched*.
* Makefile.in: Add sched.o
* cygwin.din: Add exports for sched*.
2001-03-21 02:17:58 +00:00
Christopher Faylor 94b03f2380 Fix spacing, copyrights. 2001-03-18 21:11:25 +00:00
Christopher Faylor c0c9de3c66 * thread.cc (MTinterface::CreateCond): Check for null attr pointer. 2001-03-17 04:49:13 +00:00
Christopher Faylor 5ccbf4b699 * cygwin.din: Export the new functions.
* pthread.cc (pthread_cond_*): Add wrapper functions that call __pthread_cond*
functions.
* thread.cc (__pthread_cond_*): Implement the pthread_cond* functions.
* thread.h: Add new class entries and prototypes for __pthread_cond* functions.
* include/pthread.h: user land header prototypes for pthread_cond* functions
and related defines.
2001-03-17 01:14:58 +00:00
Christopher Faylor f97e7d754c * cygwin.din: Export rand48 functions.
* thread.cc (MTinterface::Init): Remove the initialization of `reent_data'.
* dcrt0.cc: Add the initalizer to the declaration of `reent_data'.
* include/cygwin/version.h: Bump CYGWIN_VERSION_API_MINOR to 35.
2001-02-20 02:53:55 +00:00
Christopher Faylor 077ec4cb37 * pinfo.cc (codepage_init): Move function.
* environ.cc (codepage_init): To here.
* exceptoins.cc (SIG_NONMASKABLE): Remove SIGCONT from consideration since it
is supposed to be maskable.
* signal.cc (sigaction): Ditto.
* sigproc.cc (wait_sig): Ditto.
* winsup.h: Eliminate global declaration of codepage_init.
2001-01-08 04:02:02 +00:00
Christopher Faylor a5e570bcc3 * thread.cc: Need LONG_MAX definition. 2001-01-04 18:33:39 +00:00
Christopher Faylor 4104f35e67 * thread.cc (MTinterface::CreateSemaphore): Correctly set semaphore max. 2001-01-03 18:50:25 +00:00
Christopher Faylor 166b2571ce * Makefile.in: Remove some obsolete stuff.
* dcrt0.cc (dll_crt0_1): Call signal_fixup_after_exec where appropriate.  Set
myself->uid from parent version.  Just use ThreadItem Init method.  Close or
store hexec_proc as appropriate.
(_dll_crt0): Store user_data->forkee here so that proper tests can be made
subsequently.
(do_exit): Remove hExeced stuff.
* environ.cc (environ_init): Accept environ count as well as environ pointer.
* environ.h: Reflect above change.
* pinfo.cc (pinfo_init): Ditto.  Accept environ count.
(fixup_in_spawned_child): Remove.
* spawn.cc (spawn_guts): Move signal code to dll_crt0_1.  Don't suspend execing
process since it is no longer necessary.  Store envc.
* exceptions.cc (signal_fixup_after_exec): New function.
(call_handler): Remove hExeced test.
* child_info.h (cygheap_exec_info): Store envc as well as envp.
(child_info_spawn): Store hexec_proc so that it can be closed in child.
* path.cc (normalize_posix_path): Avoid intermediate use of temporary cwd buf.
(normalize_win32_path): Ditto.
(cwdstuff::get_initial): Always set lock.
* sigproc.h: Remove hExeced.
* strace.cc (strace::vsprntf): Modify to accomodate for lack of hExeced.
* thread.cc (MTinterface::Init): Merge Init1 and ClearReent into this method.
(MTinterface::Init1): Eliminate.
(MTinterface::ClearReent): Eliminate.
* thread.h: Reflect above changes.
* include/sys/strace.h (strace): Make microseconds() public.  Make various
functions 'regparm', throughout.
* pinfo.h (_pinfo): Inline simple signal manipulation functions.  Requires
inclusion of thread.h which was removed from .cc files, where appropriate.
throughout.
* pinfo.cc: Eliminate signal manipulation functions.
(_pinfo::exit): Calculate total rusage for exiting process here.
* cygheap.cc (size2bucket): Eliminate.
(init_buckets): Ditto.
(_cmalloc): Calculate size and bits in a loop rather than going through a
function call.
(_crealloc): Use stored array index to calculate allocated size.
* spawn.cc (spawn_guts): Use _pinfo exit method to exit, calculating cpu usage.
2000-10-16 23:55:58 +00:00
Christopher Faylor f0338f545d Break out more header info into separate files. Use appropriate header files
throughout.
* shared.h: Remove.
* cygwin_version.h: New file.
* delqueue.h: New file.
* environ.h: New file.
* host_dependent.h: New file.
* perprocess.h: New file.
* registry.h: New file.
* security.h: New file.
2000-09-08 02:56:55 +00:00
Christopher Faylor f76325499a * path.cc (readlink): Check if buffer length is positive. Truncate output to
buffer length.  Don't terminate buffer with '\0'.
2000-09-04 17:52:42 +00:00
Christopher Faylor b0e82b74fb * Makefile.in: Add cygheap.o.
* child_info.h: Add specific exec class.
* cygheap.h: New file.  Contains declarations for cygwin heap.
* cygheap.cc: New file.  Implements cygwin heap functions.
* dcrt0.cc (quoted): Simplify due to new method for passing arguments between
cygwin programs.
(alloc_stack_hard_way): Attempt to handle overlapped stack.
(dll_crt0_1): Move child_info processing here.  Accomodate new method for
passing arguments between cygwin programs.  Initialize cygwin heap.  Establish
__argc and __argv variables.
(_dll_crt0): Move most of child_info processing to dll_crt0_1.
(cygwin_dll_init): Remove duplication.
* dtable.cc (dtable::extend): Allocate dtable using cygwin heap.
(dtable::build_fhandler): Ditto for fhandler type being constructed.
(dtable::dup_worker): Free new fhandler from cygwin heap on error.
(dtable::select_*): Don't assume that this == fdtab.
(dtable::linearize_fd_array): Delete.
(dtable::delinearize_fd_array): Delete.
(dtable::fixup_after_exec): New file.
(dtable::vfork_child_dup): Use cygwin heap.
(dtable::vfork_parent_restore): Ditto.
* dtable.h: Remove obsolete methods.  Add new method.
* environ.cc (posify): Eliminate already_posix parameter and logic.
(envsize): New function.
(_addenv): Use envsize.
(environ_init): Accept an argument pointing to an existing environment list.
If supplied, allocate space for this in the the program's heap.
* fhandler.cc (fhandler_base::operator =): Move here from fhandler.h.  Use
cygwin heap to allocate filenames.
(fhandler_base::set_name): Allocate/free names from cygwin heap.
(fhandler_base::linearize): Delete.
(fhandler_base::de_linearize): Delete.
(fhandler_base::operator delete): Free from cygwin heap.
(fhandler_base::~fhandler_base): Ditto.
* fhandler.h: Accomodate elimination of *linearize and other changes above.
* fhandler_console.cc (fhandler_console::fixup_after_exec): Rename from
de_linearize.
* heap.h: New file.
* fhandler_tty.cc (fhandler_tty_slave::fhandler_tty_slave): Use cygwin heap for
name.  fhandler_tty::fixup_after_exec): Rename from de_linearize.
* fork.cc (fork): Call cygheap_fixup_in_child.
* heap.cc: Use declarations in heap.h.
* malloc.cc: Sprinkle assertions throughout to catch attempts to free/realloc
something from the cygwin heap.
* path.cc: Throughout, eliminate use of per-thread cache for cwd.  Use cwd_*
functions rather than cwd_* variables to access cwd_win32 and cwd_posix.
(cwd_win32): New function.
(cwd_posix): New function.
(cwd_hash): New function.
(cwd_fixup_after_exec): New function.
* path.h: Accomodate path.cc changes.
* pinfo.cc (pinfo_init): Accept a pointer to an environment table.  Pass this
to environ_init.  Eliminate old 'title' tests.
* pinfo.h: Accomodate above change in argument.
* spawn.cc (struct av): New method for building argv list.
(av::unshift): New method.
(spawn_guts): Allocate everything that the child process needs in the cygwin
heap and pass a pointer to this to the child.  Build argv list using new
method.  Eliminate delinearize stuff.
* thread.h: Eliminate _cwd_win32 and _cwd_posix buffers.
* winsup.h: Eliminate obsolete functions.  Add envsize() declaration.
2000-09-03 04:16:35 +00:00
Christopher Faylor bccd5e0d85 * winsup.h: Eliminate inclusion of most of the cygwin .h files. Use .h files
only in sources which require them.
* Makefile.in: Generate dependencies with -MD option.
2000-08-22 05:10:20 +00:00
Christopher Faylor e2ebe11776 * winsup.h: Split out dtable definitions into separate header file.
* dtable.h: New file.
* sigproc.h: Eliminate pinfo.h usage here.  Use it in source files that need
it.
2000-08-12 05:35:42 +00:00
Christopher Faylor 91892f50d9 * hinfo.cc (hinfo::find_unused_handle): Just check for table entry == NULL
since we are already bounds checked by default.
* thread.cc (ResourceLocks::Lock): Streamline this function since it is called
a lot.
(ReleaseResourceLock): Ditto.
2000-08-04 04:04:46 +00:00
DJ Delorie 4c8d72ded5 * winsup.h: take out protections of environ, errno, allow C use
* *.cc: put winsup.h before other headers (for __INSIDE_CYGWIN__);
use cur_environ() instead of just environ
* times.cc: remove import protections
* glob.c: add winsup.h
* localtime.c: ditto
* smallprint.c: ditto
* Makefile.in: don't __INSIDE_CYGWIN__ as it messes up profiling.
2000-08-02 16:28:18 +00:00
Christopher Faylor 14a3bc2fa1 * Makefile.in: Use variables rather than configure constructs where
appropriate.
(LIBCOS): Find additional stub library stuff in their own subdirectory.
* dcrt0.cc: Convert user_data pointer to static __cygwin_user_data area.
(do_global_ctors): Check magic_bisquit for initialization.
(dll_crt0_1): First group of premain functions prior to fd initialization.  Run
second group before calling main.
(dll_crt0 ()): New function, called from new initialization code.
(dll_crt0 (per_process *uptr)): Call new dll_crt0 () function on
initialization.
* debug.cc (thread_stub): Initialize bottom of stack with per-thread info.
* environ.cc (parse_thing): Use binmode global to control CYGWIN=binmode
behavior.
* fhandler.cc (fhandler_base::open): Allow explicit setting of __fmode to
O_BINARY or O_TEXT to override disk mount settings.
* libcmain.cc: Move to lib subdirectory.
* libccrt0.cc: Ditto.
* dll_main.cc: Ditto.
* dll_entry.cc: Ditto.
* getopt.c: Ditto.
* thread.cc (thread_init_wrapper): Call ExitThread explicitly rather than
returning, as a preliminary step towards placing per thread info at the bottom
of the stack.
* winsup.h: Move per_process class to include/sys/cygwin.h.  Declare new
dll_crt0().
* include/cygwin/version.h: Bump API minor version.
* binmode.c: New file.
* textmode.c: Ditto.
* lib/_cygwin_crt0_common.cc: Ditto.
* lib/crt0.h: Ditto.
* lib/cygwin_attach_dll.c: Ditto.
* lib/cygwin_crt0.c: Ditto.
* lib/dll_entry.cc: Ditto.
* lib/dll_main.cc: Ditto.
* lib/getopt.c: Ditto.
* lib/libcmain.c: Ditto.
* lib/premain0.c: Ditto.
* lib/premain1.c: Ditto.
* lib/premain2.c: Ditto.
* lib/premain3.c: Ditto.
2000-07-01 03:51:55 +00:00
Christopher Faylor 6201d15e3c * path.cc (mount_info::cygdrive_posix_path): Don't add trailing slash if
referring to something like c:\.
* dcrt0.cc (dll_crt0_1): Move uinfo initialization prior to sig_send
initialization to give signal thread a chance to finish.
* debug.cc (WFSO): Move to sigproc.cc
(WFMO): Ditto.
* exceptions.cc (interruptible): Allocate slightly more space for directory
just for paranoia's sake.
(call_handler): Eliminate nonmain argument.  Determine if main thread has set a
frame pointer and use it if so.
(sig_handle): Eliminate nonmain argument.
* net.cc: Record frame information in appropriate routines throughout.
* select.cc (select): Ditto.
* sigproc.cc: Use sigthread structure to record mainthread id throughout.
(sig_send): Record frame information for signal handler.
(wait_sig): Reflect argument change in sig_handle.
(WFSO): Move here and record frame information for signal handler.
(WFMO): Ditto.
* sigproc.h: Implement new "sigthread" class.  Implement "sigframe" class for
manipulating signal frame info.
* thread.cc (__pthread_kill): Use standard _kill() function rather than calling
sig_send directly.
* winsup.h: Eliminate ebp element from signal_dispatch class.
2000-05-17 05:49:51 +00:00
Christopher Faylor 65b9598470 Fix final round of gcc warnings relating to unused parameters. 2000-02-24 03:53:22 +00:00
Christopher Faylor 1fd5e000ac import winsup-2000-02-17 snapshot 2000-02-17 19:38:33 +00:00