Update.
[glibc.git] / stdlib / on_exit.c
blobd98fbb3a86b3fe8fd8e0d25c4e1e575896745f52
1 /* Copyright (C) 1991, 1996 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, write to the Free
16 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
17 02111-1307 USA. */
19 #include <stdlib.h>
20 #include "exit.h"
22 /* Register a function to be called by exit. */
23 int
24 __on_exit (void (*func) (int status, void *arg), void *arg)
26 struct exit_function *new = __new_exitfn ();
28 if (new == NULL)
29 return -1;
31 new->flavor = ef_on;
32 new->func.on.fn = func;
33 new->func.on.arg = arg;
34 return 0;
36 weak_alias (__on_exit, on_exit)