--- rpl/src/instructions_d5.c	2019/02/11 06:18:20	1.168
+++ rpl/src/instructions_d5.c	2019/02/11 09:45:49	1.169
@@ -1306,6 +1306,11 @@ instruction_detach(struct_processus *s_e
 		pthread_mutexattr_destroy(&attributs_mutex);
 
 		pthread_mutexattr_init(&attributs_mutex);
+		pthread_mutexattr_settype(&attributs_mutex, PTHREAD_MUTEX_RECURSIVE);
+		pthread_mutex_init(&mutex_sigaction, &attributs_mutex);
+		pthread_mutexattr_destroy(&attributs_mutex);
+
+		pthread_mutexattr_init(&attributs_mutex);
 		pthread_mutexattr_settype(&attributs_mutex, PTHREAD_MUTEX_NORMAL);
 		pthread_mutex_init(&((*s_etat_processus).mutex_pile_processus),
 				&attributs_mutex);
@@ -2306,6 +2311,13 @@ instruction_detach(struct_processus *s_e
 					(*(*((struct_processus_fils *) (*(*l_element_courant)
 							.donnee).objet)).thread).nombre_objets_dans_pipe--;
 
+					if (pthread_mutex_lock(&mutex_sigaction) != 0)
+					{
+						destruction_queue_signaux(s_etat_processus);
+						(*s_etat_processus).erreur_systeme = d_es_processus;
+						exit(EXIT_FAILURE);
+					}
+
 					action.sa_handler = SIG_IGN;
 					action.sa_flags = 0;
 
@@ -2313,6 +2325,7 @@ instruction_detach(struct_processus *s_e
 					{
 						pthread_mutex_unlock(&((*s_etat_processus)
 								.mutex_pile_processus));
+						pthread_mutex_unlock(&mutex_sigaction);
 
 						if (registre_stop == 0)
 						{
@@ -2366,11 +2379,21 @@ instruction_detach(struct_processus *s_e
 					{
 						destruction_queue_signaux(s_etat_processus);
 
+						pthread_mutex_unlock(&mutex_sigaction);
 						pthread_mutex_unlock(&((*s_etat_processus)
 								.mutex_pile_processus));
 						(*s_etat_processus).erreur_systeme = d_es_signal;
 						exit(EXIT_FAILURE);
 					}
+
+					if (pthread_mutex_unlock(&mutex_sigaction) != 0)
+					{
+						destruction_queue_signaux(s_etat_processus);
+						pthread_mutex_unlock(&((*s_etat_processus)
+								.mutex_pile_processus));
+						(*s_etat_processus).erreur_systeme = d_es_processus;
+						exit(EXIT_FAILURE);
+					}
 				}
 			}
 
@@ -2806,6 +2829,7 @@ instruction_detach(struct_processus *s_e
 		analyse_post_mortem();
 #		endif
 
+		pthread_mutex_destroy(&mutex_sigaction);
 		exit(EXIT_SUCCESS);
 	}
 	else