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/* GNU Objective C Runtime Thread Interface.
Copyright (C) 1999, 2000, 2001, 2002, 2003, 2005, 2006, 2009
Free Software Foundation, Inc.
This file is part of GCC.
GCC is free software; you can redistribute it and/or modify it under the
terms of the GNU General Public License as published by the Free Software
Foundation; either version 3, or (at your option) any later version.
GCC is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
details.
Under Section 7 of GPL version 3, you are granted additional
permissions described in the GCC Runtime Library Exception, version
3.1, as published by the Free Software Foundation.
You should have received a copy of the GNU General Public License and
a copy of the GCC Runtime Library Exception along with this program;
see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
<http://www.gnu.org/licenses/>. */
#define _LIBOBJC
/* The line below is needed for declarations of functions such as
pthread_mutexattr_settype, without which gthr-posix.h may fail to
compile within libobjc. Unfortunately, this breaks compilation on
Tru64 UNIX V4.0F, so disable it there. */
#ifndef __osf__
#define _XOPEN_SOURCE 500
#endif
#include "config.h"
#include "tconfig.h"
#include "coretypes.h"
#include "tm.h"
#include "defaults.h"
#include "objc/thr.h"
#include "objc/runtime.h"
#include <gthr.h>
/* Backend initialization functions */
/* Initialize the threads subsystem. */
int
__objc_init_thread_system(void)
{
return __gthread_objc_init_thread_system ();
}
/* Close the threads subsystem. */
int
__objc_close_thread_system(void)
{
return __gthread_objc_close_thread_system ();
}
/* Backend thread functions */
/* Create a new thread of execution. */
objc_thread_t
__objc_thread_detach(void (*func)(void *), void *arg)
{
return __gthread_objc_thread_detach (func, arg);
}
/* Set the current thread's priority. */
int
__objc_thread_set_priority(int priority)
{
return __gthread_objc_thread_set_priority (priority);
}
/* Return the current thread's priority. */
int
__objc_thread_get_priority(void)
{
return __gthread_objc_thread_get_priority ();
}
/* Yield our process time to another thread. */
void
__objc_thread_yield(void)
{
__gthread_objc_thread_yield ();
}
/* Terminate the current thread. */
int
__objc_thread_exit(void)
{
return __gthread_objc_thread_exit ();
}
/* Returns an integer value which uniquely describes a thread. */
objc_thread_t
__objc_thread_id(void)
{
return __gthread_objc_thread_id ();
}
/* Sets the thread's local storage pointer. */
int
__objc_thread_set_data(void *value)
{
return __gthread_objc_thread_set_data (value);
}
/* Returns the thread's local storage pointer. */
void *
__objc_thread_get_data(void)
{
return __gthread_objc_thread_get_data ();
}
/* Backend mutex functions */
/* Allocate a mutex. */
int
__objc_mutex_allocate(objc_mutex_t mutex)
{
return __gthread_objc_mutex_allocate (mutex);
}
/* Deallocate a mutex. */
int
__objc_mutex_deallocate(objc_mutex_t mutex)
{
return __gthread_objc_mutex_deallocate (mutex);
}
/* Grab a lock on a mutex. */
int
__objc_mutex_lock(objc_mutex_t mutex)
{
return __gthread_objc_mutex_lock (mutex);
}
/* Try to grab a lock on a mutex. */
int
__objc_mutex_trylock(objc_mutex_t mutex)
{
return __gthread_objc_mutex_trylock (mutex);
}
/* Unlock the mutex */
int
__objc_mutex_unlock(objc_mutex_t mutex)
{
return __gthread_objc_mutex_unlock (mutex);
}
/* Backend condition mutex functions */
/* Allocate a condition. */
int
__objc_condition_allocate(objc_condition_t condition)
{
return __gthread_objc_condition_allocate (condition);
}
/* Deallocate a condition. */
int
__objc_condition_deallocate(objc_condition_t condition)
{
return __gthread_objc_condition_deallocate (condition);
}
/* Wait on the condition */
int
__objc_condition_wait(objc_condition_t condition, objc_mutex_t mutex)
{
return __gthread_objc_condition_wait (condition, mutex);
}
/* Wake up all threads waiting on this condition. */
int
__objc_condition_broadcast(objc_condition_t condition)
{
return __gthread_objc_condition_broadcast (condition);
}
/* Wake up one thread waiting on this condition. */
int
__objc_condition_signal(objc_condition_t condition)
{
return __gthread_objc_condition_signal (condition);
}
/* End of File */
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