l3.libnazgul/src/nzg_msgList.c

#include "libnazgul.h"

/*typedef struct MsgSpaceListElem *msgSpaceListElemId;


struct MsgSpaceListElem {
		//	void * tete;
		msgSpaceListElemId tete;
		int ownerPid;
		msgSpaceListElemId queu;
};

msgSpaceListElemId *mslist;
*/
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)*/

		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);
}
*/