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- /* xmalloc.c -- safe versions of malloc and realloc */
-
- /* This file is part of GNU Info, a program for reading online documentation
- stored in Info format.
-
- This file has appeared in prior works by the Free Software Foundation;
- thus it carries copyright dates from 1988 through 1993.
-
- Copyright (C) 1988, 1989, 1990, 1991, 1992, 1993 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.
-
- Written by Brian Fox (bfox@ai.mit.edu). */
-
- #if !defined (ALREADY_HAVE_XMALLOC)
- #include <stdio.h>
-
- static void memory_error_and_abort ();
-
- /* **************************************************************** */
- /* */
- /* Memory Allocation and Deallocation. */
- /* */
- /* **************************************************************** */
-
- /* Return a pointer to free()able block of memory large enough
- to hold BYTES number of bytes. If the memory cannot be allocated,
- print an error message and abort. */
- void *
- xmalloc (bytes)
- int bytes;
- {
- void *temp = (void *)malloc (bytes);
-
- if (!temp)
- memory_error_and_abort ("xmalloc");
- return (temp);
- }
-
- void *
- xrealloc (pointer, bytes)
- void *pointer;
- int bytes;
- {
- void *temp;
-
- if (!pointer)
- temp = (void *)malloc (bytes);
- else
- temp = (void *)realloc (pointer, bytes);
-
- if (!temp)
- memory_error_and_abort ("xrealloc");
-
- return (temp);
- }
-
- static void
- memory_error_and_abort (fname)
- char *fname;
- {
- fprintf (stderr, "%s: Out of virtual memory!\n", fname);
- abort ();
- }
- #endif /* !ALREADY_HAVE_XMALLOC */
-