* optabs.h (OTI_flodiv, flodiv_optab): Kill.

[pf3gnuchains/gcc-fork.git] / gcc / gthr-posix.h

diff --git a/gcc/gthr-posix.h b/gcc/gthr-posix.h
index 2042ebe..c047e55 100644 (file)
--- a/gcc/gthr-posix.h
+++ b/gcc/gthr-posix.h
@@ -67,6 +67,8 @@ typedef pthread_mutex_t __gthread_mutex_t;
 #pragma weak pthread_mutex_init
 #pragma weak pthread_mutex_destroy
 #pragma weak pthread_self
+#pragma weak sched_get_priority_max
+#pragma weak sched_get_priority_min
 #pragma weak sched_yield
 #pragma weak pthread_attr_destroy
 #pragma weak pthread_attr_init
@@ -129,8 +131,8 @@ __gthread_objc_init_thread_system(void)
             return 0;
         }
     }
-  else
-    return -1;
+
+  return -1;
 }
 
 /* Close the threads subsystem. */
@@ -329,30 +331,39 @@ __gthread_objc_mutex_deallocate(objc_mutex_t mutex)
 static inline int
 __gthread_objc_mutex_lock(objc_mutex_t mutex)
 {
-  if (__gthread_active_p ())
-    return pthread_mutex_lock((pthread_mutex_t *)mutex->backend);
-  else
-    return 0;
+  if (__gthread_active_p () 
+      && pthread_mutex_lock((pthread_mutex_t *)mutex->backend) != 0)
+    {
+      return -1;
+    }
+
+  return 0;
 }
 
 /* Try to grab a lock on a mutex. */
 static inline int
 __gthread_objc_mutex_trylock(objc_mutex_t mutex)
 {
-  if (__gthread_active_p ())
-    return pthread_mutex_trylock((pthread_mutex_t *)mutex->backend);
-  else
-    return 0;
+  if (__gthread_active_p () 
+      && pthread_mutex_trylock((pthread_mutex_t *)mutex->backend) != 0)
+    {
+      return -1;
+    }
+
+  return 0;
 }
 
 /* Unlock the mutex */
 static inline int
 __gthread_objc_mutex_unlock(objc_mutex_t mutex)
 {
-  if (__gthread_active_p ())
-    return pthread_mutex_unlock((pthread_mutex_t *)mutex->backend);
-  else
-    return 0;
+  if (__gthread_active_p () 
+      && pthread_mutex_unlock((pthread_mutex_t *)mutex->backend) != 0)
+    {
+      return -1;
+    }
+
+  return 0;
 }
 
 /* Backend condition mutex functions */