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- /* xrealloc.c -new memory or bust-
- Copyright (C) 1987 Free Software Foundation, Inc.
-
- This file is part of GAS, the GNU Assembler.
-
- GAS 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 1, or (at your option)
- any later version.
-
- GAS 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 GAS; see the file COPYING. If not, write to
- the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
-
-
- /*
-
- NAME
- xrealloc () - get more memory or bust
- INDEX
- xrealloc () uses realloc ()
- SYNOPSIS
- char *my_memory;
-
- my_memory = xrealloc (my_memory, 42);
- / * my_memory gets (perhaps new) address of 42 chars * /
-
- DESCRIPTION
-
- Use xrealloc () as an "error-free" realloc ().It does almost the same
- job. When it cannot honour your request for memory it BOMBS your
- program with a "virtual memory exceeded" message. Realloc() returns
- NULL and does not bomb your program.
-
- SEE ALSO
- realloc ()
- */
-
- #ifdef USG
- #include <malloc.h>
- #endif
-
- char *
- xrealloc (ptr, n)
- register char *ptr;
- long n;
- {
- char *realloc ();
- void error();
-
- if ((ptr = realloc (ptr, (unsigned)n)) == 0)
- error ("virtual memory exceeded");
- return (ptr);
- }
-
- /* end: xrealloc.c */
-