NetBSD/include/setjmp.h
joerg 0b50389a15 Add __returns_twice for the attribute of the same name. This makes the
attribute explicit based on the functions GCC gives it too.
2011-11-05 09:27:06 +00:00

86 lines
3.1 KiB
C

/* $NetBSD: setjmp.h,v 1.26 2011/11/05 09:27:06 joerg Exp $ */
/*-
* Copyright (c) 1990, 1993
* The Regents of the University of California. All rights reserved.
* (c) UNIX System Laboratories, Inc.
* All or some portions of this file are derived from material licensed
* to the University of California by American Telephone and Telegraph
* Co. or Unix System Laboratories, Inc. and are reproduced herein with
* the permission of UNIX System Laboratories, Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
* 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
*
* @(#)setjmp.h 8.2 (Berkeley) 1/21/94
*/
#ifndef _SETJMP_H_
#define _SETJMP_H_
#include <sys/featuretest.h>
#include <machine/setjmp.h>
#ifndef _JB_ATTRIBUTES
#define _JB_ATTRIBUTES /**/
#else
#endif
#ifndef _BSD_JBSLOT_T_
#define _BSD_JBSLOT_T_ long
#endif
#if defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE) || \
defined(_NETBSD_SOURCE)
typedef _BSD_JBSLOT_T_ sigjmp_buf[_JBLEN + 1] _JB_ATTRIBUTES;
#endif /* not ANSI */
typedef _BSD_JBSLOT_T_ jmp_buf[_JBLEN] _JB_ATTRIBUTES;
#include <sys/cdefs.h>
__BEGIN_DECLS
#ifndef __LIBC12_SOURCE__
int setjmp(jmp_buf) __RENAME(__setjmp14) __returns_twice;
void longjmp(jmp_buf, int) __RENAME(__longjmp14) __dead;
#if defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE) || \
defined(_NETBSD_SOURCE)
int sigsetjmp(sigjmp_buf, int) __RENAME(__sigsetjmp14) __returns_twice;
void siglongjmp(sigjmp_buf, int) __RENAME(__siglongjmp14) __dead;
#endif /* not ANSI */
#endif /* __LIBC12_SOURCE__ */
#if defined(_XOPEN_SOURCE) || defined(_NETBSD_SOURCE)
int _setjmp(jmp_buf) __returns_twice;
void _longjmp(jmp_buf, int) __dead;
#endif
#if defined(_NETBSD_SOURCE)
void longjmperror(void);
#endif
__END_DECLS
#endif /* !_SETJMP_H_ */