/* Threads compatibility routines for libgcc2 and libobjc. */
/* Compile this one with gcc. */
-/* Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc.
+/* Copyright (C) 1997, 1999, 2000, 2004 Free Software Foundation, Inc.
This file is part of GCC.
You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING. If not, write to the Free
-Software Foundation, 59 Temple Place - Suite 330, Boston, MA
-02111-1307, USA. */
+Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
+02110-1301, USA. */
/* As a special exception, if you link this library with other files,
some of which are compiled with GCC, to produce an executable,
#ifndef GCC_GTHR_SINGLE_H
#define GCC_GTHR_SINGLE_H
-/* Just provide compatibility for mutex handling. */
+/* Just provide compatibility for mutex handling. */
typedef int __gthread_mutex_t;
+typedef int __gthread_recursive_mutex_t;
#define __GTHREAD_MUTEX_INIT 0
/* Backend initialization functions */
-/* Initialize the threads subsystem. */
+/* Initialize the threads subsystem. */
static inline int
-__gthread_objc_init_thread_system(void)
+__gthread_objc_init_thread_system (void)
{
/* No thread support available */
return -1;
}
-/* Close the threads subsystem. */
+/* Close the threads subsystem. */
static inline int
-__gthread_objc_close_thread_system(void)
+__gthread_objc_close_thread_system (void)
{
/* No thread support available */
return -1;
/* Backend thread functions */
-/* Create a new thread of execution. */
+/* Create a new thread of execution. */
static inline objc_thread_t
-__gthread_objc_thread_detach(void (* func)(void *), void * UNUSED(arg))
+__gthread_objc_thread_detach (void (* func)(void *), void * UNUSED(arg))
{
/* No thread support available */
return NULL;
}
-/* Set the current thread's priority. */
+/* Set the current thread's priority. */
static inline int
-__gthread_objc_thread_set_priority(int UNUSED(priority))
+__gthread_objc_thread_set_priority (int UNUSED(priority))
{
/* No thread support available */
return -1;
}
-/* Return the current thread's priority. */
+/* Return the current thread's priority. */
static inline int
-__gthread_objc_thread_get_priority(void)
+__gthread_objc_thread_get_priority (void)
{
return OBJC_THREAD_INTERACTIVE_PRIORITY;
}
-/* Yield our process time to another thread. */
+/* Yield our process time to another thread. */
static inline void
-__gthread_objc_thread_yield(void)
+__gthread_objc_thread_yield (void)
{
return;
}
-/* Terminate the current thread. */
+/* Terminate the current thread. */
static inline int
-__gthread_objc_thread_exit(void)
+__gthread_objc_thread_exit (void)
{
/* No thread support available */
/* Should we really exit the program */
- /* exit(&__objc_thread_exit_status); */
+ /* exit (&__objc_thread_exit_status); */
return -1;
}
-/* Returns an integer value which uniquely describes a thread. */
+/* Returns an integer value which uniquely describes a thread. */
static inline objc_thread_t
-__gthread_objc_thread_id(void)
+__gthread_objc_thread_id (void)
{
- /* No thread support, use 1. */
- return (objc_thread_t)1;
+ /* No thread support, use 1. */
+ return (objc_thread_t) 1;
}
-/* Sets the thread's local storage pointer. */
+/* Sets the thread's local storage pointer. */
static inline int
-__gthread_objc_thread_set_data(void *value)
+__gthread_objc_thread_set_data (void *value)
{
thread_local_storage = value;
return 0;
}
-/* Returns the thread's local storage pointer. */
+/* Returns the thread's local storage pointer. */
static inline void *
-__gthread_objc_thread_get_data(void)
+__gthread_objc_thread_get_data (void)
{
return thread_local_storage;
}
/* Backend mutex functions */
-/* Allocate a mutex. */
+/* Allocate a mutex. */
static inline int
-__gthread_objc_mutex_allocate(objc_mutex_t UNUSED(mutex))
+__gthread_objc_mutex_allocate (objc_mutex_t UNUSED(mutex))
{
return 0;
}
-/* Deallocate a mutex. */
+/* Deallocate a mutex. */
static inline int
-__gthread_objc_mutex_deallocate(objc_mutex_t UNUSED(mutex))
+__gthread_objc_mutex_deallocate (objc_mutex_t UNUSED(mutex))
{
return 0;
}
-/* Grab a lock on a mutex. */
+/* Grab a lock on a mutex. */
static inline int
-__gthread_objc_mutex_lock(objc_mutex_t UNUSED(mutex))
+__gthread_objc_mutex_lock (objc_mutex_t UNUSED(mutex))
{
/* There can only be one thread, so we always get the lock */
return 0;
}
-/* Try to grab a lock on a mutex. */
+/* Try to grab a lock on a mutex. */
static inline int
-__gthread_objc_mutex_trylock(objc_mutex_t UNUSED(mutex))
+__gthread_objc_mutex_trylock (objc_mutex_t UNUSED(mutex))
{
/* There can only be one thread, so we always get the lock */
return 0;
/* Unlock the mutex */
static inline int
-__gthread_objc_mutex_unlock(objc_mutex_t UNUSED(mutex))
+__gthread_objc_mutex_unlock (objc_mutex_t UNUSED(mutex))
{
return 0;
}
/* Backend condition mutex functions */
-/* Allocate a condition. */
+/* Allocate a condition. */
static inline int
-__gthread_objc_condition_allocate(objc_condition_t UNUSED(condition))
+__gthread_objc_condition_allocate (objc_condition_t UNUSED(condition))
{
return 0;
}
-/* Deallocate a condition. */
+/* Deallocate a condition. */
static inline int
-__gthread_objc_condition_deallocate(objc_condition_t UNUSED(condition))
+__gthread_objc_condition_deallocate (objc_condition_t UNUSED(condition))
{
return 0;
}
/* Wait on the condition */
static inline int
-__gthread_objc_condition_wait(objc_condition_t UNUSED(condition),
- objc_mutex_t UNUSED(mutex))
+__gthread_objc_condition_wait (objc_condition_t UNUSED(condition),
+ objc_mutex_t UNUSED(mutex))
{
return 0;
}
-/* Wake up all threads waiting on this condition. */
+/* Wake up all threads waiting on this condition. */
static inline int
-__gthread_objc_condition_broadcast(objc_condition_t UNUSED(condition))
+__gthread_objc_condition_broadcast (objc_condition_t UNUSED(condition))
{
return 0;
}
-/* Wake up one thread waiting on this condition. */
+/* Wake up one thread waiting on this condition. */
static inline int
-__gthread_objc_condition_signal(objc_condition_t UNUSED(condition))
+__gthread_objc_condition_signal (objc_condition_t UNUSED(condition))
{
return 0;
}
return 0;
}
+static inline int
+__gthread_recursive_mutex_lock (__gthread_recursive_mutex_t *mutex)
+{
+ return __gthread_mutex_lock (mutex);
+}
+
+static inline int
+__gthread_recursive_mutex_trylock (__gthread_recursive_mutex_t *mutex)
+{
+ return __gthread_mutex_trylock (mutex);
+}
+
+static inline int
+__gthread_recursive_mutex_unlock (__gthread_recursive_mutex_t *mutex)
+{
+ return __gthread_mutex_unlock (mutex);
+}
+
#endif /* _LIBOBJC */
#undef UNUSED