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/* $OpenBSD: atexit.h,v 1.12 2017/12/16 20:06:56 guenther Exp $ */
/*
* Copyright (c) 2002 Daniel Hartmeier
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
*/
struct atexit {
struct atexit *next; /* next in list */
int ind; /* next index in this table */
int max; /* max entries >= ATEXIT_SIZE */
struct atexit_fn {
void (*fn_ptr)(void *);
void *fn_arg; /* argument for CXA callback */
void *fn_dso; /* shared module handle */
} fns[1]; /* the table itself */
};
/* a chain of these are hung off each thread's TIB's tib_atexit member */
struct thread_atexit_fn {
void (*func)(void *);
void *arg;
struct thread_atexit_fn *next;
};
__BEGIN_HIDDEN_DECLS
extern struct atexit *__atexit; /* points to head of LIFO stack */
__END_HIDDEN_DECLS
int __cxa_atexit(void (*)(void *), void *, void *);
int __cxa_thread_atexit(void (*)(void *), void *, void *);
void __cxa_finalize(void *);
PROTO_NORMAL(__cxa_atexit);
PROTO_STD_DEPRECATED(__cxa_thread_atexit);
PROTO_NORMAL(__cxa_finalize);
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