getopt/trunk/xalloc.h

/*
 * Copyright (C) 2010 Davidlohr Bueso <dave@gnu.org>
 *
 * This file may be redistributed under the terms of the
 * GNU Lesser General Public License.
 *
 * General memory allocation wrappers for malloc, realloc, calloc and strdup
 */

#ifndef UTIL_LINUX_XALLOC_H
#define UTIL_LINUX_XALLOC_H

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

#ifndef XALLOC_EXIT_CODE
# define XALLOC_EXIT_CODE 3
#endif

static void *xmalloc(const size_t size)
{
        void *ret = malloc(size);

        if (!ret && size) {
                fprintf(stderr, "%s: error: cannot allocate %zu bytes", program_invocation_short_name, size);
                exit(XALLOC_EXIT_CODE);
        }
        return ret;
}

static void *xrealloc(void *ptr, const size_t size)
{
        void *ret = realloc(ptr, size);

        if (!ret && size)
                fprintf(stderr, "%s: Error: cannot allocate %zu bytes", program_invocation_short_name, size);
        return ret;
}

#endif
1	frodo	322	/*
2			* Copyright (C) 2010 Davidlohr Bueso <dave@gnu.org>
3			*
4			* This file may be redistributed under the terms of the
5			* GNU Lesser General Public License.
6			*
7			* General memory allocation wrappers for malloc, realloc, calloc and strdup
8			*/
9
10			#ifndef UTIL_LINUX_XALLOC_H
11			#define UTIL_LINUX_XALLOC_H
12
13			#include <stdlib.h>
14			#include <string.h>
15
16			#ifndef XALLOC_EXIT_CODE
17			# define XALLOC_EXIT_CODE 3
18			#endif
19
20			static void *xmalloc(const size_t size)
21			{
22			void *ret = malloc(size);
23
24			if (!ret && size) {
25	frodo	323	fprintf(stderr, "%s: error: cannot allocate %zu bytes", program_invocation_short_name, size);
26	frodo	322	exit(XALLOC_EXIT_CODE);
27			}
28			return ret;
29			}
30
31			static void xrealloc(void ptr, const size_t size)
32			{
33			void *ret = realloc(ptr, size);
34
35			if (!ret && size)
36	frodo	323	fprintf(stderr, "%s: Error: cannot allocate %zu bytes", program_invocation_short_name, size);
37	frodo	322	return ret;
38			}
39
40			#endif
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