--- rpl/src/instructions_m4.c	2011/09/14 17:55:59	1.31
+++ rpl/src/instructions_m4.c	2011/09/20 08:56:23	1.32
@@ -416,7 +416,7 @@ instruction_mtxlock(struct_processus *s_
 			}
 		}
 
-		if (pthread_mutex_unlock(&((*s_etat_processus).mutex_fork)) != 0)
+		if (sem_post(&((*s_etat_processus).semaphore_fork)) != 0)
 		{
 			(*s_etat_processus).erreur_systeme = d_es_processus;
 			return;
@@ -425,7 +425,7 @@ instruction_mtxlock(struct_processus *s_
 		if (pthread_mutex_lock(&((*((struct_mutex *) (*s_objet_argument).objet))
 				.mutex)) != 0)
 		{
-			if (pthread_mutex_lock(&((*s_etat_processus).mutex_fork)) != 0)
+			if (sem_wait(&((*s_etat_processus).semaphore_fork)) != 0)
 			{
 				(*s_etat_processus).erreur_systeme = d_es_processus;
 				return;
@@ -442,7 +442,7 @@ instruction_mtxlock(struct_processus *s_
 			return;
 		}
 
-		if (pthread_mutex_lock(&((*s_etat_processus).mutex_fork)) != 0)
+		if (sem_wait(&((*s_etat_processus).semaphore_fork)) != 0)
 		{
 			(*s_etat_processus).erreur_systeme = d_es_processus;
 			return;