158f0484fSRodney W. Grimes /* 258f0484fSRodney W. Grimes * Copyright (c) 1989, 1993 358f0484fSRodney W. Grimes * The Regents of the University of California. All rights reserved. 458f0484fSRodney W. Grimes * 558f0484fSRodney W. Grimes * Redistribution and use in source and binary forms, with or without 658f0484fSRodney W. Grimes * modification, are permitted provided that the following conditions 758f0484fSRodney W. Grimes * are met: 858f0484fSRodney W. Grimes * 1. Redistributions of source code must retain the above copyright 958f0484fSRodney W. Grimes * notice, this list of conditions and the following disclaimer. 1058f0484fSRodney W. Grimes * 2. Redistributions in binary form must reproduce the above copyright 1158f0484fSRodney W. Grimes * notice, this list of conditions and the following disclaimer in the 1258f0484fSRodney W. Grimes * documentation and/or other materials provided with the distribution. 1358f0484fSRodney W. Grimes * 3. All advertising materials mentioning features or use of this software 1458f0484fSRodney W. Grimes * must display the following acknowledgement: 1558f0484fSRodney W. Grimes * This product includes software developed by the University of 1658f0484fSRodney W. Grimes * California, Berkeley and its contributors. 1758f0484fSRodney W. Grimes * 4. Neither the name of the University nor the names of its contributors 1858f0484fSRodney W. Grimes * may be used to endorse or promote products derived from this software 1958f0484fSRodney W. Grimes * without specific prior written permission. 2058f0484fSRodney W. Grimes * 2158f0484fSRodney W. Grimes * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 2258f0484fSRodney W. Grimes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 2358f0484fSRodney W. Grimes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 2458f0484fSRodney W. Grimes * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 2558f0484fSRodney W. Grimes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 2658f0484fSRodney W. Grimes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2758f0484fSRodney W. Grimes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2858f0484fSRodney W. Grimes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2958f0484fSRodney W. Grimes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 3058f0484fSRodney W. Grimes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 3158f0484fSRodney W. Grimes * SUCH DAMAGE. 323cf3c5d9SMarcel Moolenaar * 333cf3c5d9SMarcel Moolenaar * $FreeBSD$ 3458f0484fSRodney W. Grimes */ 3558f0484fSRodney W. Grimes 3658f0484fSRodney W. Grimes #if defined(LIBC_SCCS) && !defined(lint) 3758f0484fSRodney W. Grimes static char sccsid[] = "@(#)sigcompat.c 8.1 (Berkeley) 6/2/93"; 3858f0484fSRodney W. Grimes #endif /* LIBC_SCCS and not lint */ 3958f0484fSRodney W. Grimes 4058f0484fSRodney W. Grimes #include <sys/param.h> 4158f0484fSRodney W. Grimes #include <signal.h> 4258f0484fSRodney W. Grimes 4351295a4dSJordan K. Hubbard int 4458f0484fSRodney W. Grimes sigvec(signo, sv, osv) 4558f0484fSRodney W. Grimes int signo; 4658f0484fSRodney W. Grimes struct sigvec *sv, *osv; 4758f0484fSRodney W. Grimes { 4858f0484fSRodney W. Grimes int ret; 4958f0484fSRodney W. Grimes 5058f0484fSRodney W. Grimes if (sv) 5158f0484fSRodney W. Grimes sv->sv_flags ^= SV_INTERRUPT; /* !SA_INTERRUPT */ 523cf3c5d9SMarcel Moolenaar ret = osigaction(signo, (struct osigaction *)sv, 533cf3c5d9SMarcel Moolenaar (struct osigaction *)osv); 5458f0484fSRodney W. Grimes if (ret == 0 && osv) 5558f0484fSRodney W. Grimes osv->sv_flags ^= SV_INTERRUPT; /* !SA_INTERRUPT */ 5658f0484fSRodney W. Grimes return (ret); 5758f0484fSRodney W. Grimes } 5858f0484fSRodney W. Grimes 5951295a4dSJordan K. Hubbard int 6058f0484fSRodney W. Grimes sigsetmask(mask) 6158f0484fSRodney W. Grimes int mask; 6258f0484fSRodney W. Grimes { 633cf3c5d9SMarcel Moolenaar sigset_t set, oset; 6458f0484fSRodney W. Grimes 653cf3c5d9SMarcel Moolenaar sigemptyset(&set); 663cf3c5d9SMarcel Moolenaar set.__bits[0] = mask; 673cf3c5d9SMarcel Moolenaar (void)sigprocmask(SIG_SETMASK, &set, &oset); 683cf3c5d9SMarcel Moolenaar return (oset.__bits[0]); 6958f0484fSRodney W. Grimes } 7058f0484fSRodney W. Grimes 7151295a4dSJordan K. Hubbard int 7258f0484fSRodney W. Grimes sigblock(mask) 7358f0484fSRodney W. Grimes int mask; 7458f0484fSRodney W. Grimes { 753cf3c5d9SMarcel Moolenaar sigset_t set, oset; 7658f0484fSRodney W. Grimes 773cf3c5d9SMarcel Moolenaar sigemptyset(&set); 783cf3c5d9SMarcel Moolenaar set.__bits[0] = mask; 793cf3c5d9SMarcel Moolenaar 803cf3c5d9SMarcel Moolenaar (void)sigprocmask(SIG_BLOCK, &set, &oset); 813cf3c5d9SMarcel Moolenaar return (oset.__bits[0]); 8258f0484fSRodney W. Grimes } 8358f0484fSRodney W. Grimes 8451295a4dSJordan K. Hubbard int 8558f0484fSRodney W. Grimes sigpause(mask) 8658f0484fSRodney W. Grimes int mask; 8758f0484fSRodney W. Grimes { 883cf3c5d9SMarcel Moolenaar sigset_t set; 893cf3c5d9SMarcel Moolenaar 903cf3c5d9SMarcel Moolenaar sigemptyset(&set); 913cf3c5d9SMarcel Moolenaar set.__bits[0] = mask; 923cf3c5d9SMarcel Moolenaar return (sigsuspend(&set)); 9358f0484fSRodney W. Grimes } 94