PREPARE/zmap/lib/xalloc.c

#include "xalloc.h"
#include "logger.h"

#include <stdlib.h>
#include <string.h>

static void die() __attribute__((noreturn));

void* xcalloc(size_t count, size_t size)
{
	void* res = calloc(count, size);
	if (res == NULL) {
		die();
	}
	return res;
}

void xfree(void *ptr)
{
	free(ptr);
}

void* xmalloc(size_t size)
{
	void* res = malloc(size);
	if (res == NULL) {
		die();
	}
	memset(res, 0 , size);
	return res;
}

void* xrealloc(void *ptr, size_t size)
{
	void* res = realloc(ptr, size);
	if (res == NULL) {
		die();
	}
	return res;
}

void die()
{
	log_fatal("zmap", "Out of memory");
}