1/* $NetBSD: compat_sigsetops.c,v 1.1.28.1 2008/11/08 21:45:37 christos Exp $ */ 2 3/*- 4 * Copyright (c) 1989, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. Neither the name of the University nor the names of its contributors 16 * may be used to endorse or promote products derived from this software 17 * without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 * 31 * @(#)sigsetops.c 8.1 (Berkeley) 6/4/93 32 */ 33 34#include <sys/cdefs.h> 35#if defined(LIBC_SCCS) && !defined(lint) 36#if 0 37static char sccsid[] = "@(#)sigsetops.c 8.1 (Berkeley) 6/4/93"; 38#else 39__RCSID("$NetBSD: compat_sigsetops.c,v 1.1.28.1 2008/11/08 21:45:37 christos Exp $"); 40#endif 41#endif /* LIBC_SCCS and not lint */ 42 43#define __LIBC12_SOURCE__ 44 45#include <errno.h> 46#include <sys/time.h> 47#include <compat/sys/time.h> 48#include <signal.h> 49#include <compat/include/signal.h> 50 51#undef sigemptyset 52#undef sigfillset 53#undef sigaddset 54#undef sigdelset 55#undef sigismember 56 57__warn_references(sigaddset, 58 "warning: reference to compatibility sigaddset(); include <signal.h> for correct reference") 59__warn_references(sigdelset, 60 "warning: reference to compatibility sigdelset(); include <signal.h> for correct reference") 61__warn_references(sigemptyset, 62 "warning: reference to compatibility sigemptyset(); include <signal.h> for correct reference") 63__warn_references(sigfillset, 64 "warning: reference to compatibility sigfillset(); include <signal.h> for correct reference") 65__warn_references(sigismember, 66 "warning: reference to compatibility sigismember(); include <signal.h> for correct reference") 67 68int 69sigemptyset(set) 70 sigset13_t *set; 71{ 72 *set = 0; 73 return (0); 74} 75 76int 77sigfillset(set) 78 sigset13_t *set; 79{ 80 *set = ~(sigset13_t)0; 81 return (0); 82} 83 84int 85sigaddset(set, signo) 86 sigset13_t *set; 87 int signo; 88{ 89 if (signo <= 0 || signo >= NSIG13) { 90 errno = EINVAL; 91 return -1; 92 } 93 *set |= __sigmask13(signo); 94 return (0); 95} 96 97int 98sigdelset(set, signo) 99 sigset13_t *set; 100 int signo; 101{ 102 if (signo <= 0 || signo >= NSIG13) { 103 errno = EINVAL; 104 return -1; 105 } 106 *set &= ~__sigmask13(signo); 107 return (0); 108} 109 110int 111sigismember(set, signo) 112 const sigset13_t *set; 113 int signo; 114{ 115 if (signo <= 0 || signo >= NSIG13) { 116 errno = EINVAL; 117 return -1; 118 } 119 return ((*set & __sigmask13(signo)) != 0); 120} 121