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jlechner |
/* GNU Objective C Runtime Thread Interface.
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Copyright (C) 1999, 2000, 2001, 2002, 2003, 2005, 2006
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Free Software Foundation, Inc.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify it under the
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terms of the GNU General Public License as published by the Free Software
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Foundation; either version 2, or (at your option) any later version.
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GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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details.
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING. If not, write to
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the Free Software Foundation, 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA. */
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/* As a special exception, if you link this library with files compiled with
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GCC to produce an executable, this does not cause the resulting executable
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to be covered by the GNU General Public License. This exception does not
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however invalidate any other reasons why the executable file might be
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covered by the GNU General Public License. */
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#define _LIBOBJC
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/* The line below is needed for declarations of functions such as
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pthread_mutexattr_settype, without which gthr-posix.h may fail to
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compile within libobjc. Unfortunately, this breaks compilation on
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Tru64 UNIX V4.0F, so disable it there. */
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#ifndef __osf__
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#define _XOPEN_SOURCE 500
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#endif
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#include "config.h"
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#include "tconfig.h"
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#include "coretypes.h"
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#include "tm.h"
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#include "defaults.h"
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#include "objc/thr.h"
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#include "objc/runtime.h"
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#include <gthr.h>
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/* Backend initialization functions */
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/* Initialize the threads subsystem. */
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int
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__objc_init_thread_system(void)
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{
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return __gthread_objc_init_thread_system ();
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}
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/* Close the threads subsystem. */
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int
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__objc_close_thread_system(void)
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{
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return __gthread_objc_close_thread_system ();
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}
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/* Backend thread functions */
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/* Create a new thread of execution. */
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objc_thread_t
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__objc_thread_detach(void (*func)(void *), void *arg)
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{
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return __gthread_objc_thread_detach (func, arg);
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}
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/* Set the current thread's priority. */
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int
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__objc_thread_set_priority(int priority)
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{
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return __gthread_objc_thread_set_priority (priority);
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}
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/* Return the current thread's priority. */
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int
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__objc_thread_get_priority(void)
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{
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return __gthread_objc_thread_get_priority ();
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}
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/* Yield our process time to another thread. */
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void
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__objc_thread_yield(void)
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{
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__gthread_objc_thread_yield ();
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}
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/* Terminate the current thread. */
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int
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__objc_thread_exit(void)
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{
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return __gthread_objc_thread_exit ();
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}
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/* Returns an integer value which uniquely describes a thread. */
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objc_thread_t
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__objc_thread_id(void)
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{
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return __gthread_objc_thread_id ();
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}
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/* Sets the thread's local storage pointer. */
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int
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__objc_thread_set_data(void *value)
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{
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return __gthread_objc_thread_set_data (value);
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}
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/* Returns the thread's local storage pointer. */
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void *
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__objc_thread_get_data(void)
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{
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return __gthread_objc_thread_get_data ();
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}
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/* Backend mutex functions */
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/* Allocate a mutex. */
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int
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__objc_mutex_allocate(objc_mutex_t mutex)
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{
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return __gthread_objc_mutex_allocate (mutex);
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}
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/* Deallocate a mutex. */
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int
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__objc_mutex_deallocate(objc_mutex_t mutex)
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{
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return __gthread_objc_mutex_deallocate (mutex);
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}
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/* Grab a lock on a mutex. */
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int
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__objc_mutex_lock(objc_mutex_t mutex)
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{
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return __gthread_objc_mutex_lock (mutex);
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}
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/* Try to grab a lock on a mutex. */
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int
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__objc_mutex_trylock(objc_mutex_t mutex)
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{
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return __gthread_objc_mutex_trylock (mutex);
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}
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/* Unlock the mutex */
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int
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__objc_mutex_unlock(objc_mutex_t mutex)
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{
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return __gthread_objc_mutex_unlock (mutex);
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}
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/* Backend condition mutex functions */
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/* Allocate a condition. */
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int
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__objc_condition_allocate(objc_condition_t condition)
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{
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return __gthread_objc_condition_allocate (condition);
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}
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/* Deallocate a condition. */
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int
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__objc_condition_deallocate(objc_condition_t condition)
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{
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return __gthread_objc_condition_deallocate (condition);
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}
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/* Wait on the condition */
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int
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__objc_condition_wait(objc_condition_t condition, objc_mutex_t mutex)
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{
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return __gthread_objc_condition_wait (condition, mutex);
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}
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/* Wake up all threads waiting on this condition. */
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int
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__objc_condition_broadcast(objc_condition_t condition)
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{
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return __gthread_objc_condition_broadcast (condition);
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}
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/* Wake up one thread waiting on this condition. */
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int
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__objc_condition_signal(objc_condition_t condition)
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{
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return __gthread_objc_condition_signal (condition);
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}
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/* End of File */
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