--- rpl/src/instructions_d5.c	2013/09/06 10:30:53	1.114
+++ rpl/src/instructions_d5.c	2015/07/21 12:30:38	1.131
@@ -1,7 +1,7 @@
 /*
 ================================================================================
-  RPL/2 (R) version 4.1.16
-  Copyright (C) 1989-2013 Dr. BERTRAND Joël
+  RPL/2 (R) version 4.1.22
+  Copyright (C) 1989-2015 Dr. BERTRAND Joël
 
   This file is part of RPL/2.
 
@@ -767,6 +767,7 @@ instruction_der(struct_processus *s_etat
 			if ((s_objet_simplifie = simplification(s_etat_processus,
 					s_objet_resultat)) == NULL)
 			{
+				liberation(s_etat_processus, s_objet_resultat);
 				return;
 			}
 
@@ -1087,6 +1088,12 @@ instruction_detach(struct_processus *s_e
 		return;
 	}
 
+	if (pthread_mutex_lock(&((*s_etat_processus).mutex_allocation_buffer)) != 0)
+	{
+		(*s_etat_processus).erreur_systeme = d_es_processus;
+		return;
+	}
+
 	fflush(NULL);
 
 	/*
@@ -1098,6 +1105,13 @@ instruction_detach(struct_processus *s_e
 	(*s_argument_thread).pid = fork();
 	deverrouillage_threads_concurrents(s_etat_processus);
 
+	if (pthread_mutex_unlock(&((*s_etat_processus).mutex_allocation_buffer))
+			!= 0)
+	{
+		(*s_etat_processus).erreur_systeme = d_es_processus;
+		return;
+	}
+
 	(*s_argument_thread).thread_pere = pthread_self();
 	(*s_argument_thread).processus_detache = d_vrai;
 
@@ -1255,13 +1269,14 @@ instruction_detach(struct_processus *s_e
 		 * Processus fils
 		 */
 
+		liberation_queue_signaux(s_etat_processus);
+		creation_queue_signaux(s_etat_processus);
+
 		if (lancement_thread_signaux(s_etat_processus) != d_absence_erreur)
 		{
 			(*s_etat_processus).erreur_systeme = d_es_processus;
 		}
 
-		liberation_queue_signaux(s_etat_processus);
-		creation_queue_signaux(s_etat_processus);
 		routine_recursive = 0;
 
 		(*s_etat_processus).pointeur_signal_lecture = 0;
@@ -2774,7 +2789,6 @@ instruction_detach(struct_processus *s_e
 
 		closelog();
 
-		liberation_allocateur(s_etat_processus);
 		retrait_thread(s_etat_processus);
 
 		pthread_mutex_destroy(&((*s_etat_processus).mutex_pile_processus));
@@ -2801,7 +2815,10 @@ instruction_detach(struct_processus *s_e
 		destruction_queue_signaux(s_etat_processus);
 		liberation_contexte_cas(s_etat_processus);
 		arret_thread_signaux(s_etat_processus);
-		free(s_etat_processus);
+		liberation_allocateur(s_etat_processus);
+		liberation_allocateur_buffer(s_etat_processus);
+		pthread_mutex_destroy(&((*s_etat_processus).mutex_allocation_buffer));
+		sys_free(s_etat_processus);
 
 #		ifdef DEBUG_MEMOIRE
 		debug_memoire_verification();