1 /* $NetBSD: compat_sigsetops.c,v 1.3 2012/03/20 17:05:59 matt 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
37 static char sccsid[] = "@(#)sigsetops.c 8.1 (Berkeley) 6/4/93";
38 #else
39 __RCSID("$NetBSD: compat_sigsetops.c,v 1.3 2012/03/20 17:05:59 matt 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
68 int
sigemptyset(sigset13_t * set)69 sigemptyset(sigset13_t *set)
70 {
71 *set = 0;
72 return (0);
73 }
74
75 int
sigfillset(sigset13_t * set)76 sigfillset(sigset13_t *set)
77 {
78 *set = ~(sigset13_t)0;
79 return (0);
80 }
81
82 int
sigaddset(sigset13_t * set,int signo)83 sigaddset(sigset13_t *set, int signo)
84 {
85 if (signo <= 0 || signo >= NSIG13) {
86 errno = EINVAL;
87 return -1;
88 }
89 *set |= __sigmask13(signo);
90 return (0);
91 }
92
93 int
sigdelset(sigset13_t * set,int signo)94 sigdelset(sigset13_t *set, int signo)
95 {
96 if (signo <= 0 || signo >= NSIG13) {
97 errno = EINVAL;
98 return -1;
99 }
100 *set &= ~__sigmask13(signo);
101 return (0);
102 }
103
104 int
sigismember(const sigset13_t * set,int signo)105 sigismember(const sigset13_t *set, int signo)
106 {
107 if (signo <= 0 || signo >= NSIG13) {
108 errno = EINVAL;
109 return -1;
110 }
111 return ((*set & __sigmask13(signo)) != 0);
112 }
113