zmap-mark-ii/lib/xalloc.c
2024-02-21 18:23:18 -06:00

56 lines
1.2 KiB
C

/*
* Copyright 2021 Regents of the University of Michigan
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "xalloc.h"
#include "logger.h"
#include <stdlib.h>
#include <string.h>
static void die(void) __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(void) { log_fatal("zmap", "Out of memory"); }