diff --git a/src/nzg_allocate.c b/src/nzg_allocate.c
index 42b6162..00e7f09 100644
--- a/src/nzg_allocate.c
+++ b/src/nzg_allocate.c
@@ -28,9 +28,9 @@ void * msgAllocate(msgSpace *space,
   sem_t * ressourceSemFd=NULL;
   int * ressourceSemVal=NULL;
   float minPoolCoef;
-  int selectedIdx;
+  int selectedPoolIndex;
   
-  selectedIdx=-1;
+  selectedPoolIndex=-1;
 
   /* TODO: verifier le premier arg du shm_open */
   mSPoolDataTabFd=shm_open(space->poolDataTabId,O_RDWR,MSGSPACE_DEFAULT_MODE);
@@ -90,7 +90,7 @@ void * msgAllocate(msgSpace *space,
 		  /* choisir la 1ere pool de taille plus grande 
 		   * libre si possible */
 		  gotRessourceSem=true;
-		  selectedIdx=i;
+		  selectedPoolIndex=i;
 		  break;
 		}
 	if(	sem_close(ressourceSemFd) <0){
@@ -117,16 +117,16 @@ void * msgAllocate(msgSpace *space,
 		/* il n'y a aucune pool dont la taille satisfait la demande */
 		return NULL;
 	  } else {
-		selectedIdx=idxPoolOptimum;
+		selectedPoolIndex=idxPoolOptimum;
 	  }
 	}
   }else {
-	selectedIdx=pool;
+	selectedPoolIndex=pool;
   }
 
   if (!gotRessourceSem){
-	strcpy(resultPoolId,mSPoolDataTab[selectedIdx].id);
-	msgPoolSemIdIntern(ressourceSemId,space->id,selectedIdx);
+	strcpy(resultPoolId,mSPoolDataTab[selectedPoolIndex].id);
+	msgPoolSemIdIntern(ressourceSemId,space->id,selectedPoolIndex);
 	ressourceSemFd=sem_open(ressourceSemId,O_CREAT,SEM_DEFAULT_MODE,0);
 	if(ressourceSemFd==SEM_FAILED){
 	  perror("sem_open");
@@ -146,12 +146,12 @@ void * msgAllocate(msgSpace *space,
 
   /* on modifie maintenant les données */
   /* - on récupere l'index du premier buffer libre */
-  //TODO:int bufferFreeIndex = msgBufferGetFreeIndex(space,selectedIdx);
+  //TODO:int bufferFreeIndex = msgBufferGetFreeIndex(space,selectedPoolIndex);
   
   /*TODO: mapper le buffer libre dans l'esp addr du proc */
   //TODO:
   /* - on s'enregistre aupres de ce buffer */  
-  //TODO: msgBufferAttachProc(space,selectedIdx,resultAddr); 
+  //TODO: msgBufferAttachProc(space,selectedPoolIndex,resultAddr); 
   
 
   sem_close(poolDataTabSemFd);
diff --git a/src/nzg_buffer.c b/src/nzg_buffer.c
index e69de29..6851883 100644
--- a/src/nzg_buffer.c
+++ b/src/nzg_buffer.c
@@ -0,0 +1,10 @@
+#include "libnazgul.h"
+#include "nzg_ids.h"
+
+int msgBufferGetFreeIndex(msgSpaceId spaceId,int poolIndex){
+  return -1;
+}
+
+int msgBufferAttachProc(msgSpaceId spaceId,int poolIndex,void * addr){
+  return -1;
+}