X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/797980252c46782a2b6afdc729088af5acff79bf..3419e1204148e54500f86f4c1a7fae63b2b974a2:/src/xbt/xbt_os_thread.c

diff --git a/src/xbt/xbt_os_thread.c b/src/xbt/xbt_os_thread.c
index 023848edb7..8114e8401f 100644
--- a/src/xbt/xbt_os_thread.c
+++ b/src/xbt/xbt_os_thread.c
@@ -307,8 +307,7 @@ void
 xbt_os_sem_acquire(xbt_os_sem_t sem)
 {
 	if(!sem)
-		THROW1(arg_error,EINVAL,"xbt_os_sem_acquire() failed: %s",
-	    strerror(EINVAL));
+		THROW0(arg_error,EINVAL,"Cannot acquire of the NULL semaphore");
 	
 	if(sem_wait(&(sem->s)) < 0)
 		THROW1(system_error,errno,"sem_wait() failed: %s",
@@ -322,7 +321,7 @@ void xbt_os_sem_timedacquire(xbt_os_sem_t sem,double timeout)
 	double end = timeout + xbt_os_time();
 	
 	if(!sem)
-		THROW1(arg_error,EINVAL,"xbt_os_sem_timedacquire() failed: %s",strerror(EINVAL));
+		THROW0(arg_error,EINVAL,"Cannot acquire of the NULL semaphore");
 	
 	if (timeout < 0) 
 	{
@@ -330,6 +329,10 @@ void xbt_os_sem_timedacquire(xbt_os_sem_t sem,double timeout)
 	} 
 	else 
 	{
+	/* mac os x have not the sem_timedwait() function */
+#ifndef HAVE_SEM_TIMEDWAIT
+	THROW_UNIMPLEMENTED;
+#else
 		ts_end.tv_sec = (time_t) floor(end);
 		ts_end.tv_nsec = (long)  ( ( end - ts_end.tv_sec) * 1000000000);
 		DEBUG2("sem_timedwait(%p,%p)",&(sem->s),&ts_end);
@@ -345,6 +348,7 @@ void xbt_os_sem_timedacquire(xbt_os_sem_t sem,double timeout)
 			default:
 			THROW3(system_error,errcode,"sem_timedwait(%p,%f) failed: %s",sem,timeout, strerror(errcode));
 		}   
+#endif
 	}
 }
 
@@ -352,8 +356,7 @@ void
 xbt_os_sem_release(xbt_os_sem_t sem)
 {
 	if(!sem)
-		THROW1(arg_error,EINVAL,"xbt_os_sem_release() failed: %s",
-	    strerror(EINVAL));
+		THROW0(arg_error,EINVAL,"Cannot release of the NULL semaphore");
 	
 	if(sem_post(&(sem->s)) < 0)
 		THROW1(system_error,errno,"sem_post() failed: %s",
@@ -363,9 +366,8 @@ xbt_os_sem_release(xbt_os_sem_t sem)
 void
 xbt_os_sem_destroy(xbt_os_sem_t sem)
 {
-	if(!sem)
-		THROW1(arg_error,EINVAL,"xbt_os_sem_destroy() failed: %s",
-	    strerror(EINVAL));
+   if(!sem)
+     return;
 	    
 	if(sem_destroy(&(sem->s)) < 0)
 		THROW1(system_error,errno,"sem_destroy() failed: %s",
@@ -376,8 +378,7 @@ void
 xbt_os_sem_get_value(xbt_os_sem_t sem, int* svalue)
 {
 	if(!sem)
-		THROW1(arg_error,EINVAL,"xbt_os_sem_getvalue() failed: %s",
-	    strerror(EINVAL));
+		THROW0(arg_error,EINVAL,"Cannot get the value of the NULL semaphore");
 	    
 	if(sem_getvalue(&(sem->s),svalue) < 0)
 		THROW1(system_error,errno,"sem_getvalue() failed: %s",
@@ -733,8 +734,8 @@ xbt_os_sem_init(unsigned int value)
 	xbt_os_sem_t res;
 	
 	if(value > INT_MAX)
-	THROW1(arg_error,EINVAL,"xbt_os_sem_init() failed: %s",
-	    strerror(EINVAL));
+	THROW1(arg_error,value,"Semaphore initial value too big: %ud cannot be stored as a signed int",
+	    value);
    	
    	res = (xbt_os_sem_t)xbt_new0(s_xbt_os_sem_t,1);
  	
@@ -755,8 +756,7 @@ void
 xbt_os_sem_acquire(xbt_os_sem_t sem)
 {
 	if(!sem)
-		THROW1(arg_error,EINVAL,"xbt_os_sem_acquire() failed: %s",
-	    strerror(EINVAL));  
+		THROW0(arg_error,EINVAL,"Cannot acquire the NULL semaphore");
 
 	/* wait failure */
 	if(WAIT_OBJECT_0 != WaitForSingleObject(sem->h,INFINITE))
@@ -774,8 +774,7 @@ void xbt_os_sem_timedacquire(xbt_os_sem_t sem, double timeout)
 	double end = timeout + xbt_os_time();
 	
 	if(!sem)
-		THROW1(arg_error,EINVAL,"xbt_os_sem_timedacquire() failed: %s",
-	    strerror(EINVAL));	
+		THROW0(arg_error,EINVAL,"Cannot acquire the NULL semaphore");
 	
 	 if (timeout < 0) 
 	{
@@ -811,8 +810,7 @@ void
 xbt_os_sem_release(xbt_os_sem_t sem)
 {
 	if(!sem)
-		THROW1(arg_error,EINVAL,"xbt_os_sem_post() failed: %s",
-	    strerror(EINVAL));
+		THROW0(arg_error,EINVAL,"Cannot release the NULL semaphore");
 	
 	if(!ReleaseSemaphore(sem->h,1, NULL)) 
 		THROW1(system_error,GetLastError(),"ReleaseSemaphore() failed: %s",
@@ -825,9 +823,7 @@ xbt_os_sem_release(xbt_os_sem_t sem)
 void
 xbt_os_sem_destroy(xbt_os_sem_t sem)
 {
-	if(!sem)
-		THROW1(arg_error,EINVAL,"xbt_os_sem_destroy() failed: %s",
-	    strerror(EINVAL));
+	if(!sem) return;
 	
 	if(!CloseHandle(sem->h)) 
 		THROW1(system_error,GetLastError(),"CloseHandle() failed: %s",
@@ -843,8 +839,7 @@ void
 xbt_os_sem_get_value(xbt_os_sem_t sem, int* svalue)
 {
 	if(!sem)
-		THROW1(arg_error,EINVAL,"xbt_os_sem_get_value() failed: %s",
-	    strerror(EINVAL));
+		THROW0(arg_error,EINVAL,"Cannot get the value of the NULL semaphore");
 	
 	EnterCriticalSection(&(sem->value_lock));  
 	*svalue = sem->value;