glibc/stdlib/exit.h

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1995-02-18 02:27:10 +01:00
/* Copyright (C) 1991 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If
not, write to the Free Software Foundation, Inc., 675 Mass Ave,
Cambridge, MA 02139, USA. */
#ifndef _EXIT_H
struct exit_function
{
enum { ef_free, ef_on, ef_at } flavor; /* `ef_free' MUST be zero! */
union
{
void EXFUN((*at), (NOARGS));
struct
{
void EXFUN((*fn), (int status, PTR arg));
PTR arg;
} on;
} func;
};
struct exit_function_list
{
struct exit_function_list *next;
size_t idx;
struct exit_function fns[32];
};
extern struct exit_function_list *__exit_funcs;
extern struct exit_function *EXFUN(__new_exitfn, (NOARGS));
#endif /* exit.h */