10ec438820
guarantee the ANSI-defined 32 registrations being possible despite those exit handler registrations made by the startup code (a.out: 2, ELF: 3).
57 lines
2.5 KiB
C
57 lines
2.5 KiB
C
/* $NetBSD: atexit.h,v 1.8 1999/03/22 19:09:10 kleink Exp $ */
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/*-
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* Copyright (c) 1990, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* from: @(#)atexit.h 8.2 (Berkeley) 7/3/94
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*/
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/*
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* Must be at least 32 to guarantee ANSI conformance, plus three additional
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* ones for the benefit of the startup code, which may use them up to register
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* the dynamical loader's cleanup routine, the profiling cleanup routine,
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* and global destructor execution.
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*/
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#define ATEXIT_SIZE 35
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struct atexit {
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struct atexit *next; /* next in list */
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int ind; /* next index in this table */
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void (*fns[ATEXIT_SIZE]) __P((void)); /* the table itself */
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};
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extern struct atexit *__atexit; /* points to head of LIFO stack */
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#ifdef _REENT
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extern mutex_t __atexit_mutex; /* protects __atexit pointer */
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#endif
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