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- /* xrealloc.c: realloc with error checking.
-
- Copyright (C) 1992, 93 Free Software Foundation, Inc.
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2, or (at your option)
- any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
-
- /* Don't include config.h or all our other usual includes, since
- it's useful to just throw this file into other programs. */
-
- #include <stdio.h>
- extern char *realloc ();
-
-
- extern void *xmalloc ();
-
- void *
- xrealloc (old_ptr, size)
- void *old_ptr;
- unsigned size;
- {
- void *new_mem;
-
- if (old_ptr == NULL)
- new_mem = xmalloc (size);
- else
- {
- new_mem = (void *) realloc (old_ptr, size);
- if (new_mem == NULL)
- {
- /* We used to print OLD_PTR here using %x, and casting its
- value to unsigned, but that lost on the Alpha, where
- pointers and unsigned had different sizes. Since the info
- is of little or no value anyway, just don't print it. */
- fprintf (stderr, "fatal: memory exhausted (realloc of %u bytes).\n",
- size);
- /* 1 means success on VMS, so pick a random number (ASCII `B'). */
- exit (66);
- }
- }
-
- return new_mem;
- }
-