1/* xexit.c -- Run any exit handlers, then exit.
2 Copyright (C) 1994-2023 Free Software Foundation, Inc.
3
4This file is part of the libiberty library.
5Libiberty is free software; you can redistribute it and/or
6modify it under the terms of the GNU Library General Public
7License as published by the Free Software Foundation; either
8version 2 of the License, or (at your option) any later version.
9
10Libiberty is distributed in the hope that it will be useful,
11but WITHOUT ANY WARRANTY; without even the implied warranty of
12MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13Library General Public License for more details.
14
15You should have received a copy of the GNU Library General Public
16License along with libiberty; see the file COPYING.LIB. If not, write
17to the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor,
18Boston, MA 02110-1301, USA. */
19
20/*
21
22@deftypefn Replacement void xexit (int @var{code})
23
24Terminates the program. If any functions have been registered with
25the @code{xatexit} replacement function, they will be called first.
26Termination is handled via the system's normal @code{exit} call.
27
28@end deftypefn
29
30*/
31
32#ifdef HAVE_CONFIG_H
33#include "config.h"
34#endif
35#include <stdio.h>
36#ifdef HAVE_STDLIB_H
37#include <stdlib.h>
38#endif
39#include "libiberty.h"
40
41
42/* This variable is set by xatexit if it is called. This way, xmalloc
43 doesn't drag xatexit into the link. */
44void (*_xexit_cleanup) (void);
45
46void
47xexit (int code)
48{
49 if (_xexit_cleanup != NULL)
50 (*_xexit_cleanup) ();
51 exit (status: code);
52}
53

source code of libiberty/xexit.c