tools/mpack-1.6/xmalloc.c

/* (C) Copyright 1993,1994 by Carnegie Mellon University
 * All Rights Reserved.
 *
 * Permission to use, copy, modify, distribute, and sell this software
 * and its documentation for any purpose is hereby granted without
 * fee, provided that the above copyright notice appear in all copies
 * and that both that copyright notice and this permission notice
 * appear in supporting documentation, and that the name of Carnegie
 * Mellon University not be used in advertising or publicity
 * pertaining to distribution of the software without specific,
 * written prior permission.  Carnegie Mellon University makes no
 * representations about the suitability of this software for any
 * purpose.  It is provided "as is" without express or implied
 * warranty.
 *
 * CARNEGIE MELLON UNIVERSITY DISCLAIMS ALL WARRANTIES WITH REGARD TO
 * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
 * AND FITNESS, IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY BE LIABLE
 * FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
 * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
 * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
 * SOFTWARE.
 */
#include <stdio.h>
#include <string.h>
/* extern char *malloc(), *realloc(); */

char *xmalloc (int size)
{
    char *ret;

    if (ret = (char *)malloc((unsigned) size))
      return ret;

    fprintf(stderr, "Memory exhausted\n");
    exit(1);
}


char *xrealloc (char *ptr, int size)
{
    char *ret;

    /* xrealloc (NULL, size) behaves like xmalloc (size), as in ANSI C */
    if (ret = !ptr ? ((char *)malloc ((unsigned) size)) : ((char *)realloc (ptr, (unsigned) size)))
      return ret;

    fprintf(stderr, "Memory exhausted\n");
    exit(1);
}

char *strsave(char *str)
{
    char *p = xmalloc(strlen(str)+1);
    strcpy(p, str);
    return p;
}
1	edhill	1.1	/* (C) Copyright 1993,1994 by Carnegie Mellon University
2			* All Rights Reserved.
3			*
4			* Permission to use, copy, modify, distribute, and sell this software
5			* and its documentation for any purpose is hereby granted without
6			* fee, provided that the above copyright notice appear in all copies
7			* and that both that copyright notice and this permission notice
8			* appear in supporting documentation, and that the name of Carnegie
9			* Mellon University not be used in advertising or publicity
10			* pertaining to distribution of the software without specific,
11			* written prior permission. Carnegie Mellon University makes no
12			* representations about the suitability of this software for any
13			* purpose. It is provided "as is" without express or implied
14			* warranty.
15			*
16			* CARNEGIE MELLON UNIVERSITY DISCLAIMS ALL WARRANTIES WITH REGARD TO
17			* THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
18			* AND FITNESS, IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY BE LIABLE
19			* FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
20			* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
21			* AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
22			* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
23			* SOFTWARE.
24			*/
25			#include <stdio.h>
26			#include <string.h>
27	jmc	1.4	/* extern char malloc(), realloc(); */
28	edhill	1.1
29			char *xmalloc (int size)
30			{
31			char *ret;
32
33	jmc	1.4	if (ret = (char *)malloc((unsigned) size))
34	edhill	1.1	return ret;
35
36			fprintf(stderr, "Memory exhausted\n");
37			exit(1);
38			}
39
40
41			char xrealloc (char ptr, int size)
42			{
43			char *ret;
44
45			/* xrealloc (NULL, size) behaves like xmalloc (size), as in ANSI C */
46	jmc	1.4	if (ret = !ptr ? ((char )malloc ((unsigned) size)) : ((char )realloc (ptr, (unsigned) size)))
47	edhill	1.1	return ret;
48
49			fprintf(stderr, "Memory exhausted\n");
50			exit(1);
51			}
52
53			char strsave(char str)
54			{
55			char *p = xmalloc(strlen(str)+1);
56			strcpy(p, str);
57			return p;
58			}