--- rpl/src/instructions_s8.c	2011/09/15 17:51:43	1.35
+++ rpl/src/instructions_s8.c	2011/09/20 09:51:43	1.37
@@ -247,7 +247,7 @@ instruction_send(struct_processus *s_eta
 		attente.tv_sec = 0;
 		attente.tv_nsec = GRANULARITE_us * 1000;
 
-		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;
@@ -257,10 +257,13 @@ instruction_send(struct_processus *s_eta
 				(*s_etat_processus).pipe_nombre_objets_attente,
 				&pid, sizeof(pid))) != sizeof(pid))
 		{
-			if (pthread_mutex_lock(&((*s_etat_processus).mutex_fork)) != 0)
+			while(sem_wait(&((*s_etat_processus).semaphore_fork)) != 0)
 			{
-				(*s_etat_processus).erreur_systeme = d_es_processus;
-				return;
+				if (errno != EINTR)
+				{
+					(*s_etat_processus).erreur_systeme = d_es_processus;
+					return;
+				}
 			}
 
 			if (longueur_ecriture == -1)
@@ -277,7 +280,7 @@ instruction_send(struct_processus *s_eta
 			nanosleep(&attente, NULL);
 			INCR_GRANULARITE(attente.tv_nsec);
 
-			if (pthread_mutex_unlock(&((*s_etat_processus).mutex_fork))
+			if (sem_post(&((*s_etat_processus).semaphore_fork))
 					!= 0)
 			{
 				(*s_etat_processus).erreur_systeme = d_es_processus;
@@ -296,10 +299,13 @@ instruction_send(struct_processus *s_eta
 				(*s_etat_processus).pipe_nombre_objets_attente,
 				&pid, sizeof(pid))) != sizeof(pid))
 		{
-			if (pthread_mutex_lock(&((*s_etat_processus).mutex_fork)) != 0)
+			while(sem_wait(&((*s_etat_processus).semaphore_fork)) != 0)
 			{
-				(*s_etat_processus).erreur_systeme = d_es_processus;
-				return;
+				if (errno != EINTR)
+				{
+					(*s_etat_processus).erreur_systeme = d_es_processus;
+					return;
+				}
 			}
 
 			if (longueur_ecriture == -1)
@@ -316,7 +322,7 @@ instruction_send(struct_processus *s_eta
 			nanosleep(&attente, NULL);
 			INCR_GRANULARITE(attente.tv_nsec);
 
-			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;
@@ -325,10 +331,13 @@ instruction_send(struct_processus *s_eta
 			scrutation_interruptions(s_etat_processus);
 		}
 
-		if (pthread_mutex_lock(&((*s_etat_processus).mutex_fork)) != 0)
+		while(sem_wait(&((*s_etat_processus).semaphore_fork)) != 0)
 		{
-			(*s_etat_processus).erreur_systeme = d_es_processus;
-			return;
+			if (errno != EINTR)
+			{
+				(*s_etat_processus).erreur_systeme = d_es_processus;
+				return;
+			}
 		}
 	}
 	else
@@ -348,7 +357,7 @@ instruction_send(struct_processus *s_eta
 		attente.tv_sec = 0;
 		attente.tv_nsec = GRANULARITE_us * 1000;
 
-		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;
@@ -358,7 +367,7 @@ instruction_send(struct_processus *s_eta
 				(*s_etat_processus).pipe_nombre_objets_attente,
 				&tid, sizeof(tid))) != sizeof(tid))
 		{
-			while(pthread_mutex_lock(&((*s_etat_processus).mutex_fork)) != 0)
+			while(sem_wait(&((*s_etat_processus).semaphore_fork)) != 0)
 			{
 				(*s_etat_processus).erreur_systeme = d_es_processus;
 				return;
@@ -378,7 +387,7 @@ instruction_send(struct_processus *s_eta
 			nanosleep(&attente, NULL);
 			INCR_GRANULARITE(attente.tv_nsec);
 
-			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;
@@ -396,10 +405,13 @@ instruction_send(struct_processus *s_eta
 				(*s_etat_processus).pipe_nombre_objets_attente,
 				&tid, sizeof(tid))) != sizeof(tid))
 		{
-			if (pthread_mutex_lock(&((*s_etat_processus).mutex_fork)) != 0)
+			while(sem_wait(&((*s_etat_processus).semaphore_fork)) != 0)
 			{
-				(*s_etat_processus).erreur_systeme = d_es_processus;
-				return;
+				if (errno != EINTR)
+				{
+					(*s_etat_processus).erreur_systeme = d_es_processus;
+					return;
+				}
 			}
 
 			if (longueur_ecriture == -1)
@@ -416,7 +428,7 @@ instruction_send(struct_processus *s_eta
 			nanosleep(&attente, NULL);
 			INCR_GRANULARITE(attente.tv_nsec);
 
-			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 +437,7 @@ instruction_send(struct_processus *s_eta
 			scrutation_interruptions(s_etat_processus);
 		}
 
-		if (pthread_mutex_lock(&((*s_etat_processus).mutex_fork)) != 0)
+		if (sem_post(&((*s_etat_processus).semaphore_fork)) != 0)
 		{
 			(*s_etat_processus).erreur_systeme = d_es_processus;
 			return;
@@ -437,7 +449,7 @@ instruction_send(struct_processus *s_eta
 	attente.tv_sec = 0;
 	attente.tv_nsec = GRANULARITE_us * 1000;
 
-	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;
@@ -446,16 +458,19 @@ instruction_send(struct_processus *s_eta
 	while(read_atomic(s_etat_processus, (*s_etat_processus).pipe_acquittement,
 			&tampon, sizeof(unsigned char)) != sizeof(unsigned char))
 	{
-		if (pthread_mutex_lock(&((*s_etat_processus).mutex_fork)) != 0)
+		while(sem_wait(&((*s_etat_processus).semaphore_fork)) != 0)
 		{
-			(*s_etat_processus).erreur_systeme = d_es_processus;
-			return;
+			if (errno != EINTR)
+			{
+				(*s_etat_processus).erreur_systeme = d_es_processus;
+				return;
+			}
 		}
 
 		nanosleep(&attente, NULL);
 		INCR_GRANULARITE(attente.tv_nsec);
 
-		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;
@@ -464,10 +479,13 @@ instruction_send(struct_processus *s_eta
 		scrutation_interruptions(s_etat_processus);
 	}
 
-	if (pthread_mutex_lock(&((*s_etat_processus).mutex_fork)) != 0)
+	while(sem_wait(&((*s_etat_processus).semaphore_fork)) != 0)
 	{
-		(*s_etat_processus).erreur_systeme = d_es_processus;
-		return;
+		if (errno != EINTR)
+		{
+			(*s_etat_processus).erreur_systeme = d_es_processus;
+			return;
+		}
 	}
 
 	// Envoi d'un PID invalide (-1) pour ne pas bloquer le thread
@@ -480,7 +498,7 @@ instruction_send(struct_processus *s_eta
 		attente.tv_sec = 0;
 		attente.tv_nsec = GRANULARITE_us * 1000;
 
-		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;
@@ -490,7 +508,7 @@ instruction_send(struct_processus *s_eta
 				(*s_etat_processus).pipe_nombre_interruptions_attente,
 				&pid, sizeof(pid))) != sizeof(pid))
 		{
-			if (pthread_mutex_lock(&((*s_etat_processus).mutex_fork)) != 0)
+			if (sem_post(&((*s_etat_processus).semaphore_fork)) != 0)
 			{
 				(*s_etat_processus).erreur_systeme = d_es_processus;
 				return;
@@ -510,17 +528,20 @@ instruction_send(struct_processus *s_eta
 			nanosleep(&attente, NULL);
 			INCR_GRANULARITE(attente.tv_nsec);
 
-			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;
 			}
 		}
 
-		if (pthread_mutex_lock(&((*s_etat_processus).mutex_fork)) != 0)
+		while(sem_wait(&((*s_etat_processus).semaphore_fork)) != 0)
 		{
-			(*s_etat_processus).erreur_systeme = d_es_processus;
-			return;
+			if (errno != EINTR)
+			{
+				(*s_etat_processus).erreur_systeme = d_es_processus;
+				return;
+			}
 		}
 
 		scrutation_interruptions(s_etat_processus);
@@ -532,7 +553,7 @@ instruction_send(struct_processus *s_eta
 		attente.tv_sec = 0;
 		attente.tv_nsec = GRANULARITE_us * 1000;
 
-		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;
@@ -542,10 +563,13 @@ instruction_send(struct_processus *s_eta
 				(*s_etat_processus).pipe_nombre_interruptions_attente,
 				&tid, sizeof(tid))) != sizeof(tid))
 		{
-			if (pthread_mutex_lock(&((*s_etat_processus).mutex_fork)) != 0)
+			while(sem_wait(&((*s_etat_processus).semaphore_fork)) != 0)
 			{
-				(*s_etat_processus).erreur_systeme = d_es_processus;
-				return;
+				if (errno != EINTR)
+				{
+					(*s_etat_processus).erreur_systeme = d_es_processus;
+					return;
+				}
 			}
 
 			if (longueur_ecriture == -1)
@@ -562,7 +586,7 @@ instruction_send(struct_processus *s_eta
 			nanosleep(&attente, NULL);
 			INCR_GRANULARITE(attente.tv_nsec);
 
-			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;
@@ -571,16 +595,19 @@ instruction_send(struct_processus *s_eta
 			scrutation_interruptions(s_etat_processus);
 		}
 
-		if (pthread_mutex_lock(&((*s_etat_processus).mutex_fork)) != 0)
+		while(sem_wait(&((*s_etat_processus).semaphore_fork)) != 0)
 		{
-			(*s_etat_processus).erreur_systeme = d_es_processus;
-			return;
+			if (errno != EINTR)
+			{
+				(*s_etat_processus).erreur_systeme = d_es_processus;
+				return;
+			}
 		}
 	}
 
 	// ecriture_pipe() ne peut être interrompu par un signal.
 
-	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;
@@ -589,10 +616,13 @@ instruction_send(struct_processus *s_eta
 	if (ecriture_pipe(s_etat_processus, (*s_etat_processus).pipe_donnees,
 			s_objet) == d_erreur)
 	{
-		if (pthread_mutex_lock(&((*s_etat_processus).mutex_fork)) != 0)
+		while(sem_wait(&((*s_etat_processus).semaphore_fork)) != 0)
 		{
-			(*s_etat_processus).erreur_systeme = d_es_processus;
-			return;
+			if (errno != EINTR)
+			{
+				(*s_etat_processus).erreur_systeme = d_es_processus;
+				return;
+			}
 		}
 
 		if ((*s_etat_processus).profilage == d_vrai)
@@ -604,10 +634,13 @@ instruction_send(struct_processus *s_eta
 		return;
 	}
 
-	if (pthread_mutex_lock(&((*s_etat_processus).mutex_fork)) != 0)
+	while(sem_wait(&((*s_etat_processus).semaphore_fork)) != 0)
 	{
-		(*s_etat_processus).erreur_systeme = d_es_processus;
-		return;
+		if (errno != EINTR)
+		{
+			(*s_etat_processus).erreur_systeme = d_es_processus;
+			return;
+		}
 	}
 
 	if ((*s_etat_processus).profilage == d_vrai)