setjmp_iso.h revision 6a3e8e8695d5c7d1d18c6800d676990d7f61a2a4
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/* Copyright (c) 1988 AT&T */
/* All Rights Reserved */
/*
* Copyright 2005 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
/*
* An application should not include this header directly. Instead it
* should be included only through the inclusion of other Sun headers.
*
* The contents of this header is limited to identifiers specified in the
* C Standard. Any new identifiers specified in future amendments to the
* C Standard must be placed in this header. If these new identifiers
* are required to also be in the C++ Standard "std" namespace, then for
* anything other than macro definitions, corresponding "using" directives
* must also be added to <setjmp.h>.
*/
#ifndef _ISO_SETJMP_ISO_H
#define _ISO_SETJMP_ISO_H
#include <sys/feature_tests.h>
#ifdef __cplusplus
extern "C" {
#endif
#ifndef _JBLEN
/*
* The sizes of the jump-buffer (_JBLEN) and the sigjump-buffer
* (_SIGJBLEN) are defined by the appropriate, processor specific,
* ABI.
*/
#if defined(__amd64)
#define _JBLEN 8 /* ABI value */
#define _SIGJBLEN 128 /* ABI value */
#elif defined(__i386)
#define _JBLEN 10 /* ABI value */
#define _SIGJBLEN 128 /* ABI value */
#elif defined(__sparcv9)
#define _JBLEN 12 /* ABI value */
#define _SIGJBLEN 19 /* ABI value */
#elif defined(__sparc)
#define _JBLEN 12 /* ABI value */
#define _SIGJBLEN 19 /* ABI value */
#else
#error "ISA not supported"
#endif
#if __cplusplus >= 199711L
namespace std {
#endif
#if defined(__i386) || defined(__amd64) || \
defined(__sparc) || defined(__sparcv9)
#if defined(_LP64) || defined(_I32LPx)
typedef long jmp_buf[_JBLEN];
#else
typedef int jmp_buf[_JBLEN];
#endif
#else
#error "ISA not supported"
#endif
#if defined(__STDC__)
extern int setjmp(jmp_buf) __RETURNS_TWICE;
#pragma unknown_control_flow(setjmp)
extern int _setjmp(jmp_buf) __RETURNS_TWICE;
#pragma unknown_control_flow(_setjmp)
extern void longjmp(jmp_buf, int) __NORETURN;
extern void _longjmp(jmp_buf, int) __NORETURN;
#else
extern int setjmp() __RETURNS_TWICE;
#pragma unknown_control_flow(setjmp)
extern int _setjmp() __RETURNS_TWICE;
#pragma unknown_control_flow(_setjmp)
extern void longjmp();
extern void _longjmp();
#endif /* __STDC__ */
#if __cplusplus >= 199711L
}
#endif /* end of namespace std */
#if __cplusplus >= 199711L
using std::setjmp;
#endif
#if defined(_STRICT_STDC) || __cplusplus >= 199711L
#define setjmp(env) setjmp(env)
#endif
#endif /* _JBLEN */
#ifdef __cplusplus
}
#endif
#endif /* _ISO_SETJMP_ISO_H */