l3.libnazgul/src/bufferInfoTabCreate.c

#include "libnazgul.h"
#include "ids.h"

int msgBufferInfoTabCreate(msgSpaceId externId,
			   msgPoolData * poolDataTabAddr,
			   int poolIdx, int bufferNb)
{

	int bufferInfoTabFd;
	msgBufferInfoTabId bufferInfoTabId;

	/* creation des infos sur buffers DEBUT */
	if (msgBufferInfoTabIdIntern(bufferInfoTabId, externId, poolIdx) == -1) {
		NZG_ERROR("msgPoolId creation", bufferInfoTabId);
		return -1;
	}

	bufferInfoTabFd =
	    shm_open(bufferInfoTabId, O_RDWR | O_CREAT | O_EXCL | O_TRUNC,
		     MSGSPACE_DEFAULT_MODE);
	if (bufferInfoTabFd == -1) {
		fprintf(stderr, "msgInfoTab : %s creation failed: %s\n",
			bufferInfoTabId, strerror(errno));
		return -1;
	}
	if (ftruncate(bufferInfoTabFd, bufferNb * sizeof(msgBufferInfo)) == -1) {
		fprintf(stderr, "msgBufferInfoTab resizing failed: %s\n",
			strerror(errno));
		return -1;
	}
	close(bufferInfoTabFd);
	/* creation des infos sur buffers FIN */

	msgBufferInfoTabInit(poolDataTabAddr, poolIdx);

	return -1;
	NZG_ERROR("munmap", bufferInfoTabId);
	return -1;
}