--- rpl/src/instructions_d5.c	2010/05/16 19:36:20	1.20
+++ rpl/src/instructions_d5.c	2010/05/25 18:09:44	1.23
@@ -1,6 +1,6 @@
 /*
 ================================================================================
-  RPL/2 (R) version 4.0.15
+  RPL/2 (R) version 4.0.16
   Copyright (C) 1989-2010 Dr. BERTRAND Joël
 
   This file is part of RPL/2.
@@ -1277,13 +1277,25 @@ instruction_detach(struct_processus *s_e
 
 		(*s_argument_thread).s_etat_processus = s_etat_processus;
 
+#		ifdef DEBUG_MEMOIRE
+		debug_memoire_verrouillage();
+#		endif
+
 		if (pthread_create(&thread_surveillance, &attributs,
 				surveillance_processus, s_argument_thread) != 0)
 		{
+#			ifdef DEBUG_MEMOIRE
+			debug_memoire_deverrouillage();
+#			endif
+
 			(*s_etat_processus).erreur_systeme = d_es_processus;
 			return;
 		}
 
+#		ifdef DEBUG_MEMOIRE
+		debug_memoire_deverrouillage();
+#		endif
+
 		if (pthread_attr_destroy(&attributs) != 0)
 		{
 			(*s_etat_processus).erreur_systeme = d_es_processus;
@@ -2639,6 +2651,8 @@ instruction_detach(struct_processus *s_e
 		liberation(s_etat_processus, s_objet);
 
 #		ifndef Cygwin
+		(*s_etat_processus).pile_signal.ss_flags = SS_DISABLE;
+		sigaltstack(&((*s_etat_processus).pile_signal), NULL);
 		free((*s_etat_processus).pile_signal.ss_sp);
 #		endif