/* Compile this one with gcc. */
/* Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc.
-This file is part of GNU CC.
+This file is part of GCC.
-GNU CC 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 2, or (at your option)
-any later version.
+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 2, or (at your option) any later
+version.
-GNU CC 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.
+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.
You should have received a copy of the GNU General Public License
-along with GNU CC; see the file COPYING. If not, write to
-the Free Software Foundation, 59 Temple Place - Suite 330,
-Boston, MA 02111-1307, USA. */
+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. */
/* As a special exception, if you link this library with other files,
some of which are compiled with GCC, to produce an executable,
This exception does not however invalidate any other reasons why
the executable file might be covered by the GNU General Public License. */
-#ifndef __gthr_solaris_h
-#define __gthr_solaris_h
+#ifndef GCC_GTHR_SOLARIS_H
+#define GCC_GTHR_SOLARIS_H
/* Solaris threads as found in Solaris 2.[456].
Actually these are Unix International (UI) threads, but I don't
- know if anyone else implements these. */
+ know if anyone else implements these. */
#define __GTHREADS 1
#include <errno.h>
typedef thread_key_t __gthread_key_t;
-typedef struct
-{
+typedef struct {
mutex_t mutex;
int once;
} __gthread_once_t;
#endif
/* This will not actually work in Solaris 2.5, since libc contains
- dummy symbols of all thr_* routines. */
-
-static void *__gthread_active_ptr = &thr_create;
+ dummy symbols of all thr_* routines. */
static inline int
__gthread_active_p (void)
{
+ static void *const __gthread_active_ptr = (void *) &thr_create;
return __gthread_active_ptr != 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)
{
/* Initialize the thread storage key */
if (__gthread_active_p ()
- && thr_keycreate(&_objc_thread_storage, NULL) == 0)
+ && thr_keycreate (&_objc_thread_storage, NULL) == 0)
return 0;
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)
{
if (__gthread_active_p ())
return 0;
/* 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 *arg)
+__gthread_objc_thread_detach (void (*func)(void *), void *arg)
{
objc_thread_t thread_id;
thread_t new_thread_id = 0;
if (!__gthread_active_p ())
return NULL;
-
- if (thr_create(NULL, 0, (void *)func, arg,
- THR_DETACHED | THR_NEW_LWP,
- &new_thread_id) == 0)
- thread_id = *(objc_thread_t *)&new_thread_id;
+
+ if (thr_create (NULL, 0, (void *) func, arg,
+ THR_DETACHED | THR_NEW_LWP,
+ &new_thread_id) == 0)
+ thread_id = *(objc_thread_t *) &new_thread_id;
else
thread_id = NULL;
-
+
return thread_id;
}
-/* Set the current thread's priority. */
+/* Set the current thread's priority. */
static inline int
-__gthread_objc_thread_set_priority(int priority)
+__gthread_objc_thread_set_priority (int priority)
{
int sys_priority = 0;
}
/* Change priority */
- if (thr_setprio(thr_self(), sys_priority) == 0)
+ if (thr_setprio (thr_self (), sys_priority) == 0)
return 0;
else
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)
{
int sys_priority;
if (!__gthread_active_p ())
return OBJC_THREAD_INTERACTIVE_PRIORITY;
-
- if (thr_getprio(thr_self(), &sys_priority) == 0)
+
+ if (thr_getprio (thr_self (), &sys_priority) == 0)
{
if (sys_priority >= 250)
return OBJC_THREAD_INTERACTIVE_PRIORITY;
return OBJC_THREAD_LOW_PRIORITY;
}
- /* Couldn't get priority. */
+ /* Couldn't get priority. */
return -1;
}
-/* 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)
{
if (__gthread_active_p ())
- thr_yield();
+ thr_yield ();
}
-/* Terminate the current thread. */
+/* Terminate the current thread. */
static inline int
-__gthread_objc_thread_exit(void)
+__gthread_objc_thread_exit (void)
{
if (__gthread_active_p ())
/* exit the thread */
- thr_exit(&__objc_thread_exit_status);
+ thr_exit (&__objc_thread_exit_status);
/* Failed if we reached here */
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)
{
if (__gthread_active_p ())
- return (objc_thread_t)thr_self();
+ return (objc_thread_t) thr_self ();
else
- return (objc_thread_t)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)
{
if (__gthread_active_p ())
{
- if (thr_setspecific(_objc_thread_storage, value) == 0)
+ if (thr_setspecific (_objc_thread_storage, value) == 0)
return 0;
else
return -1;
}
}
-/* 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)
{
void *value = NULL;
if (__gthread_active_p ())
{
- if (thr_getspecific(_objc_thread_storage, &value) == 0)
+ if (thr_getspecific (_objc_thread_storage, &value) == 0)
return value;
else
return NULL;
/* Backend mutex functions */
-/* Allocate a mutex. */
+/* Allocate a mutex. */
static inline int
-__gthread_objc_mutex_allocate(objc_mutex_t mutex)
+__gthread_objc_mutex_allocate (objc_mutex_t mutex)
{
if (__gthread_active_p ()
- && mutex_init( (mutex_t *)(&(mutex->backend)), USYNC_THREAD, 0))
+ && mutex_init ((mutex_t *) (&(mutex->backend)), USYNC_THREAD, 0))
return -1;
return 0;
}
-/* Deallocate a mutex. */
+/* Deallocate a mutex. */
static inline int
-__gthread_objc_mutex_deallocate(objc_mutex_t mutex)
+__gthread_objc_mutex_deallocate (objc_mutex_t mutex)
{
if (__gthread_active_p ())
- mutex_destroy((mutex_t *)(&(mutex->backend)));
+ mutex_destroy ((mutex_t *) (&(mutex->backend)));
return 0;
}
-/* Grab a lock on a mutex. */
+/* Grab a lock on a mutex. */
static inline int
-__gthread_objc_mutex_lock(objc_mutex_t mutex)
+__gthread_objc_mutex_lock (objc_mutex_t mutex)
{
if (__gthread_active_p ()
- && mutex_lock((mutex_t *)(&(mutex->backend))) != 0)
+ && mutex_lock ((mutex_t *) (&(mutex->backend))) != 0)
return -1;
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 mutex)
+__gthread_objc_mutex_trylock (objc_mutex_t mutex)
{
if (__gthread_active_p ()
- && mutex_trylock((mutex_t *)(&(mutex->backend))) != 0)
+ && mutex_trylock ((mutex_t *) (&(mutex->backend))) != 0)
return -1;
return 0;
/* Unlock the mutex */
static inline int
-__gthread_objc_mutex_unlock(objc_mutex_t mutex)
+__gthread_objc_mutex_unlock (objc_mutex_t mutex)
{
if (__gthread_active_p ()
- && mutex_unlock((mutex_t *)(&(mutex->backend))) != 0)
+ && mutex_unlock ((mutex_t *) (&(mutex->backend))) != 0)
return -1;
return 0;
/* Backend condition mutex functions */
-/* Allocate a condition. */
+/* Allocate a condition. */
static inline int
-__gthread_objc_condition_allocate(objc_condition_t condition)
+__gthread_objc_condition_allocate (objc_condition_t condition)
{
if (__gthread_active_p ())
- return cond_init((cond_t *)(&(condition->backend)), USYNC_THREAD,
- NULL);
+ return cond_init ((cond_t *) (&(condition->backend)), USYNC_THREAD,
+ NULL);
else
return 0;
}
-/* Deallocate a condition. */
+/* Deallocate a condition. */
static inline int
-__gthread_objc_condition_deallocate(objc_condition_t condition)
+__gthread_objc_condition_deallocate (objc_condition_t condition)
{
if (__gthread_active_p ())
- return cond_destroy((cond_t *)(&(condition->backend)));
+ return cond_destroy ((cond_t *) (&(condition->backend)));
else
return 0;
}
/* Wait on the condition */
static inline int
-__gthread_objc_condition_wait(objc_condition_t condition, objc_mutex_t mutex)
+__gthread_objc_condition_wait (objc_condition_t condition, objc_mutex_t mutex)
{
if (__gthread_active_p ())
- return cond_wait((cond_t *)(&(condition->backend)),
- (mutex_t *)(&(mutex->backend)));
+ return cond_wait ((cond_t *) (&(condition->backend)),
+ (mutex_t *) (&(mutex->backend)));
else
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 condition)
+__gthread_objc_condition_broadcast (objc_condition_t condition)
{
if (__gthread_active_p ())
- return cond_broadcast((cond_t *)(&(condition->backend)));
+ return cond_broadcast ((cond_t *) (&(condition->backend)));
else
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 condition)
+__gthread_objc_condition_signal (objc_condition_t condition)
{
if (__gthread_active_p ())
- return cond_signal((cond_t *)(&(condition->backend)));
+ return cond_signal ((cond_t *) (&(condition->backend)));
else
return 0;
}
if (once->once == 0)
{
(*func) ();
- once->once ++;
+ once->once++;
}
mutex_unlock (&once->mutex);
}
__gthread_key_create (__gthread_key_t *key, void (*dtor) (void *))
{
/* Solaris 2.5 contains thr_* routines no-op in libc, so test if we actually
- got a reasonable key value, and if not, fail. */
+ got a reasonable key value, and if not, fail. */
*key = -1;
if (thr_keycreate (key, dtor) != 0 || *key == -1)
return -1;
}
static inline int
-__gthread_key_dtor (__gthread_key_t key, void *ptr)
-{
- /* Nothing needed. */
- return 0;
-}
-
-static inline int
__gthread_key_delete (__gthread_key_t key)
{
- /* Not possible. */
+ /* Not possible. */
return -1;
}
#endif /* _LIBOBJC */
-#endif /* not __gthr_solaris_h */
+#endif /* ! GCC_GTHR_SOLARIS_H */