diff --git a/src/nzg_msgList.c b/src/nzg_msgList.c
deleted file mode 100644
index 92503bb..0000000
--- a/src/nzg_msgList.c
+++ /dev/null
@@ -1,82 +0,0 @@
-/*void *add(char * idAncien, char *idNouveau);
-  int descMemory;
-
-  void * add(char * idAncien, char *idNouveau){
-  descMemory=shm_open("/titi",
-  O_RDWR|O_CREAT|O_EXCL|O_TRUNC,
-  0600);
-
-  if (descMemory== -1){
-  printf("erreur de sh_open\n");
-  return NULL;
-  };
-
-  if (ftruncate(descMemory,1024)== -1 ){
-  printf("erreur ftruncate");
-  }
-
-  memory=	mmap(0, 1024,
-  PROT_READ | PROT_WRITE,
-
-
-  MAP_SHARED, mSFd, 0)*/
-/*typedef struct MsgSpaceListElem {
-  void * id;
-  int ownerPid;
-  msgSpaceListElemId next;
-  } * msgSpaceList, msgSpaceListElem;
-
-  msgSpaceListElemId *mslist;
-
-  if(	Strcpy(idAncien, idNouveau) ==-1){
-  printf("erreur de strcpy");
-  };
-
-  strcpy(idAncien, idNouveau);
-  return NULL;
-
-  }
-  */
-
-
-
-
-
-
-
-
-
-
-
-/* ajout dans la liste */
-/*AVEC POINTEUR */
-/*
-   msgSpaceListElem *addBegining( msgSpaceListElem*list,int ownerpid){
-   msgSpaceListElem *unSpacemsgListElem;
-   if( (unSpacemsgListElem=(msgSpaceListElem *)malloc(sizeof(msgSpaceListElem) ) )==NULL){
-   perror("ereur  dallocation de memoire");
-   exit(1);}
-   unSpacemsgListElem->ownerPid = ownerpid;
-   return(unSpacemsgListElem);
-
-   }
-
-
-
-
-
-   int test(int argc,char **argv){
-   msgSpaceListElem *ma_liste;
-   msgSpaceListElem *listMove;
-   ma_liste=NULL;
-   ma_liste=addBegining(ma_liste, 3);
-   ma_liste=addBegining(ma_liste, 6);
-   ma_liste=addBegining(ma_liste, 5);
-   for (listMove=ma_liste ;listMove!=NULL ; listMove=listMove->next)
-   {
-   printf("valaeur :%d\n",listMove->ownerPid);
-   }
-   return(0);
-   }
-   */
-
diff --git a/src/nzg_spaceCreate.c b/src/nzg_spaceCreate.c
index 215843b..cd01fa3 100644
--- a/src/nzg_spaceCreate.c
+++ b/src/nzg_spaceCreate.c
@@ -4,7 +4,8 @@
 /* prototypes des fonctions annexes à ne pas exporter */
 int msgSpaceIdIntern(msgSpaceId dest,const msgSpaceId src );
 int msgPoolDataIdIntern(msgSpaceId dest,const msgSpaceId src );
-
+int msgPoolDataTabSemIdIntern(
+	msgPoolSemId destSemId,const msgSpaceId externId);
 /*
  * spaceId : identifiant externe de l'espace de msg
  * queueNb : nombre de files de messages
@@ -29,7 +30,7 @@ msgSpace * msgSpaceCreate(
   msgPoolData * mSPoolDataAddr; 
   msgBufferInfoTabId bufferInfoTabId;
   msgPoolId poolId;
-
+ sem_t * mSDataTabSemFd;
 
   mSIdNum++;
   mSAddr=NULL;
@@ -79,11 +80,23 @@ msgSpace * msgSpaceCreate(
   mSAddr->poolNb=poolNb;
   mSAddr->queueNb=queueNb;
   mSAddr->pid=getpid();
-
+  msgPoolDataTabSemIdIntern(mSAddr->poolDataTabSemId,externId);
   /*  creation du poolData */
   msgPoolDataIdIntern(poolDataTabId,externId);
   strcpy(mSAddr->poolDataTabId,poolDataTabId);
 
+  mSDataTabSemFd=sem_open(mSAddr->poolDataTabSemId,
+	  O_CREAT|O_EXCL,SEM_DEFAULT_MODE,1);
+  if (mSDataTabSemFd == SEM_FAILED){ 
+	NZG_ERROR("sem_open : creation de la ressource",
+		mSAddr->poolDataTabSemId);
+	return NULL; 
+  } else {
+	NZG_ERROR("sem_open : creation oki",
+		mSAddr->poolDataTabSemId);
+  }
+ sem_wait(mSDataTabSemFd);
+
   mSPoolDataFd=shm_open(
 	  poolDataTabId,
 	  O_RDWR|O_CREAT|O_EXCL|O_TRUNC,
@@ -133,9 +146,9 @@ msgSpace * msgSpaceCreate(
 	printf("buffIfoTab %d name : %s\n",i,mSPoolDataAddr[i].bufferInfoTabId);
 	msgBufferInfoTabCreate(externId,mSPoolDataAddr,i,poolInfos[i].bufferNb);
 
-		if (msgPoolIdIntern(poolId,externId,i) == -1){
+	if (msgPoolIdIntern(poolId,externId,i) == -1){
 	  fprintf( stderr, "msgPoolId creation failed for id %s\n",
-		(char*)poolId );
+		  (char*)poolId );
 	  return NULL;
 	}
 	strcpy(mSPoolDataAddr[i].id,poolId);
@@ -146,6 +159,7 @@ msgSpace * msgSpaceCreate(
   /* TODO: on ajoute spaceId a la liste des msgSpace connus */
   /* TODO: on crée queueNb files de messages */
   /* on renvoie un pointeur sur le bon spaceId */
+ sem_post(mSDataTabSemFd);
   return mSAddr;
 }
 
diff --git a/test/create_delete.c b/test/create_delete.c
index 5972bdf..cc60885 100644
--- a/test/create_delete.c
+++ b/test/create_delete.c
@@ -15,7 +15,7 @@ int main(void) {
   poolInfos[1].bufferNb=5;
   poolInfos[1].bufferSize=250;
 
-  poolInfos[2].bufferNb=3;
+  poolInfos[2].bufferNb=6;
   poolInfos[2].bufferSize=280;
   
   strcpy(testId,"test");
@@ -31,24 +31,18 @@ int main(void) {
 	mSPAC=msgSpaceOpen(testId);
 	sleep(2);
 	montext=msgAllocate(mSPAC,2,180,0); 
-	printf("ALLOC %d.. ok\n",(int)getpid());
 	sleep(2);
 	montext=msgAllocate(mSPAC,2,170,0); 
-	printf("ALLOC %d.. ok\n",(int)getpid());
 	sleep(2);
 	montext=msgAllocate(mSPAC,2,270,0);
-	printf("ALLOC %d.. ok\n",(int)getpid());
 	
   } else {
 	mSPAC=msgSpaceOpen(testId);
 	montext=msgAllocate(mSPAC,2,280,0); 
-	printf("ALLOC %d.. ok\n",(int)getpid());
 	sleep(2);
 	montext=msgAllocate(mSPAC,2,270,0); 
-	printf("ALLOC %d.. ok\n",(int)getpid());
 	sleep(2);
 	montext=msgAllocate(mSPAC,2,270,0);
-	printf("ALLOC %d.. ok\n",(int)getpid());
 	//msgFree(mSPAC,(void *)montext);
 	//msgFree(mSPAC,(void *)montext);
 	//msgFree(mSPAC,(void *)montext);