NetBSD/lib/libc/gen/sigsetjmp.c

67 lines
2.4 KiB
C

/* $NetBSD: sigsetjmp.c,v 1.2 1994/12/10 11:23:43 jtc Exp $ */
/*
* Copyright (c) 1993
* The Regents of the University of California. All rights reserved.
*
* 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. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. 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.
*/
#if defined(LIBC_SCCS) && !defined(lint)
#if 0
static char sccsid[] = "@(#)sigsetjmp.c 8.1 (Berkeley) 6/4/93";
#endif
static char rcsid[] = "$NetBSD: sigsetjmp.c,v 1.2 1994/12/10 11:23:43 jtc Exp $";
#endif /* LIBC_SCCS and not lint */
#include <setjmp.h>
int
sigsetjmp(jmpbuf, savemask)
sigjmp_buf jmpbuf;
int savemask;
{
jmpbuf[_JBLEN] = savemask;
if (savemask)
return (setjmp(jmpbuf));
return (_setjmp(jmpbuf));
}
void
siglongjmp(jmpbuf, retval)
sigjmp_buf jmpbuf;
int retval;
{
if (jmpbuf[_JBLEN])
return (longjmp(jmpbuf, retval));
return (_longjmp(jmpbuf, retval));
}