1 /* $NetBSD: compat_missing.c,v 1.1 2020/09/20 20:14:50 christos Exp $ */ 2 3 /*- 4 * Copyright (c) 2020 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Christos Zoulas. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 #include <sys/cdefs.h> 33 __RCSID("$NetBSD: compat_missing.c,v 1.1 2020/09/20 20:14:50 christos Exp $"); 34 35 /* 36 * define symbols that autoconf is supposed to find 37 * without including the standard headers 38 */ 39 #define __LIBC12_SOURCE__ 40 #include <signal.h> 41 42 __warn_references(sigaction, 43 "warning: reference to compatibility sigaction(); include <signal.h> to generate correct reference") 44 __warn_references(sigpending, 45 "warning: reference to compatibility sigpending(); include <signal.h> to generate correct reference") 46 __warn_references(sigprocmask, 47 "warning: reference to compatibility sigprocmask(); include <signal.h> to generate correct reference") 48 __warn_references(sigsuspend, 49 "warning: reference to compatibility sigsuspend(); include <signal.h> to generate correct reference") 50 51 int sigaction(int, const struct sigaction * restrict, 52 struct sigaction * restrict); 53 int __sigaction14(int, const struct sigaction * restrict, 54 struct sigaction * restrict); 55 56 int 57 sigaction(int sig, const struct sigaction * restrict act, 58 struct sigaction * restrict oact) 59 { 60 return __sigaction14(sig, act, oact); 61 } 62 63 int sigpending(sigset_t *); 64 int __sigpending14(sigset_t *); 65 66 int 67 sigpending(sigset_t *mask) 68 { 69 return __sigpending14(mask); 70 } 71 72 int sigprocmask(int how, const sigset_t * restrict set, 73 sigset_t * restrict oset); 74 int __sigprocmask14(int how, const sigset_t * restrict set, 75 sigset_t * restrict oset); 76 77 int 78 sigprocmask(int how, const sigset_t * restrict set, sigset_t * restrict oset) 79 { 80 return __sigprocmask14(how, set, oset); 81 } 82 83 int sigsuspend(const sigset_t *); 84 int __sigsuspend14(const sigset_t *); 85 86 int 87 sigsuspend(const sigset_t *mask) 88 { 89 return __sigsuspend14(mask); 90 } 91