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- /* (C) Copyright 1993 by John G. Myers
- * 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 John G.
- * Myers not be used in advertising or publicity pertaining to
- * distribution of the software without specific, written prior
- * permission. John G. Myers makes no representations about the
- * suitability of this software for any purpose. It is provided "as
- * is" without express or implied warranty.
- *
- * JOHN G. MYERS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
- * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
- * FITNESS, IN NO EVENT SHALL JOHN G. MYERS 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>
- extern char *malloc(), *realloc();
-
- char *xmalloc (size)
- int size;
- {
- char *ret;
-
- if (ret = malloc((unsigned) size))
- return ret;
-
- fprintf(stderr, "Virtual memory exhausted\n");
- exit(1);
- }
-
-
- char *xrealloc (ptr, size)
- char *ptr;
- int size;
- {
- char *ret;
-
- /* xrealloc (NULL, size) behaves like xmalloc (size), as in ANSI C */
- if (ret = !ptr ? malloc ((unsigned) size) : realloc (ptr, (unsigned) size))
- return ret;
-
- fprintf(stderr, "Virtual memory exhausted\n");
- exit(1);
- }
-
- char *strsave(str)
- char *str;
- {
- char *p = xmalloc(strlen(str)+1);
- strcpy(p, str);
- return p;
- }
-