* 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.
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.
* 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.
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.
* 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.
* 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.
* 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.
(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.
* 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
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.
* 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.
Corinna Vinschen
Thomas Pfaff
Robert Collins
Christopher Faylor