mirror of
https://github.com/freebsd/freebsd-src.git
synced 2024-11-29 08:52:46 +00:00
82 lines
2.0 KiB
C
82 lines
2.0 KiB
C
/* Part of CPP library. (memory allocation - xmalloc etc)
|
|
Copyright (C) 1986, 87, 89, 92, 93, 94, 1995, 1998 Free Software Foundation, Inc.
|
|
Written by Per Bothner, 1994.
|
|
Based on CCCP program by Paul Rubin, June 1986
|
|
Adapted to ANSI C, Richard Stallman, Jan 1987
|
|
|
|
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, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
|
|
|
In other words, you are welcome to use, share and improve this program.
|
|
You are forbidden to forbid anyone else to use, share and improve
|
|
what you give them. Help stamp out software-hoarding! */
|
|
|
|
#include "config.h"
|
|
#include "system.h"
|
|
#include "cpplib.h"
|
|
|
|
static void memory_full PROTO ((void)) ATTRIBUTE_NORETURN;
|
|
|
|
static void
|
|
memory_full ()
|
|
{
|
|
cpp_notice ("%s: Memory exhausted.\n", progname);
|
|
exit (FATAL_EXIT_CODE);
|
|
}
|
|
|
|
PTR
|
|
xmalloc (size)
|
|
size_t size;
|
|
{
|
|
register PTR ptr = (PTR) malloc (size);
|
|
if (ptr == 0)
|
|
memory_full ();
|
|
return ptr;
|
|
}
|
|
|
|
PTR
|
|
xcalloc (number, size)
|
|
size_t number, size;
|
|
{
|
|
register PTR ptr = (PTR) calloc (number, size);
|
|
if (ptr == 0)
|
|
memory_full ();
|
|
return ptr;
|
|
}
|
|
|
|
PTR
|
|
xrealloc (old, size)
|
|
PTR old;
|
|
size_t size;
|
|
{
|
|
register PTR ptr;
|
|
if (old)
|
|
ptr = (PTR) realloc (old, size);
|
|
else
|
|
ptr = (PTR) malloc (size);
|
|
if (ptr == 0)
|
|
memory_full ();
|
|
return ptr;
|
|
}
|
|
|
|
char *
|
|
xstrdup (input)
|
|
const char *input;
|
|
{
|
|
unsigned size = strlen (input);
|
|
char *output = xmalloc (size + 1);
|
|
strcpy (output, input);
|
|
return output;
|
|
}
|