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edhill |
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/* (C) Copyright 1993,1994 by Carnegie Mellon University |
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* All Rights Reserved. |
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* |
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* Permission to use, copy, modify, distribute, and sell this software |
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* and its documentation for any purpose is hereby granted without |
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* fee, provided that the above copyright notice appear in all copies |
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* and that both that copyright notice and this permission notice |
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* appear in supporting documentation, and that the name of Carnegie |
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* Mellon University not be used in advertising or publicity |
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* pertaining to distribution of the software without specific, |
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* written prior permission. Carnegie Mellon University makes no |
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* representations about the suitability of this software for any |
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* purpose. It is provided "as is" without express or implied |
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* warranty. |
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* |
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* CARNEGIE MELLON UNIVERSITY DISCLAIMS ALL WARRANTIES WITH REGARD TO |
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* THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY |
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* AND FITNESS, IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY BE LIABLE |
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* FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN |
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* AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING |
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* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS |
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* SOFTWARE. |
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*/ |
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#include <stdio.h> |
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jmc |
1.5 |
#include <stdlib.h> |
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edhill |
1.1 |
#include <string.h> |
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char *xmalloc (int size) |
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{ |
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char *ret; |
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jmc |
1.5 |
if ((ret = malloc((unsigned) size))) |
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edhill |
1.1 |
return ret; |
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fprintf(stderr, "Memory exhausted\n"); |
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exit(1); |
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} |
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char *xrealloc (char *ptr, int size) |
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{ |
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char *ret; |
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/* xrealloc (NULL, size) behaves like xmalloc (size), as in ANSI C */ |
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jmc |
1.5 |
if ((ret = !ptr ? malloc ((unsigned) size) : realloc (ptr, (unsigned) size))) |
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edhill |
1.1 |
return ret; |
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fprintf(stderr, "Memory exhausted\n"); |
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exit(1); |
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} |
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char *strsave(char *str) |
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{ |
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char *p = xmalloc(strlen(str)+1); |
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strcpy(p, str); |
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return p; |
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} |