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sigcompat.c (17141) sigcompat.c (51794)
1/*
2 * Copyright (c) 1989, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright

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24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
1/*
2 * Copyright (c) 1989, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright

--- 15 unchanged lines hidden (view full) ---

24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 *
33 * $FreeBSD: head/lib/libc/compat-43/sigcompat.c 51794 1999-09-29 15:18:46Z marcel $
32 */
33
34#if defined(LIBC_SCCS) && !defined(lint)
35static char sccsid[] = "@(#)sigcompat.c 8.1 (Berkeley) 6/2/93";
36#endif /* LIBC_SCCS and not lint */
37
38#include <sys/param.h>
39#include <signal.h>
40
41int
42sigvec(signo, sv, osv)
43 int signo;
44 struct sigvec *sv, *osv;
45{
46 int ret;
47
48 if (sv)
49 sv->sv_flags ^= SV_INTERRUPT; /* !SA_INTERRUPT */
34 */
35
36#if defined(LIBC_SCCS) && !defined(lint)
37static char sccsid[] = "@(#)sigcompat.c 8.1 (Berkeley) 6/2/93";
38#endif /* LIBC_SCCS and not lint */
39
40#include <sys/param.h>
41#include <signal.h>
42
43int
44sigvec(signo, sv, osv)
45 int signo;
46 struct sigvec *sv, *osv;
47{
48 int ret;
49
50 if (sv)
51 sv->sv_flags ^= SV_INTERRUPT; /* !SA_INTERRUPT */
50 ret = sigaction(signo, (struct sigaction *)sv, (struct sigaction *)osv);
52 ret = osigaction(signo, (struct osigaction *)sv,
53 (struct osigaction *)osv);
51 if (ret == 0 && osv)
52 osv->sv_flags ^= SV_INTERRUPT; /* !SA_INTERRUPT */
53 return (ret);
54}
55
56int
57sigsetmask(mask)
58 int mask;
59{
54 if (ret == 0 && osv)
55 osv->sv_flags ^= SV_INTERRUPT; /* !SA_INTERRUPT */
56 return (ret);
57}
58
59int
60sigsetmask(mask)
61 int mask;
62{
60 int omask, n;
63 sigset_t set, oset;
61
64
62 n = sigprocmask(SIG_SETMASK, (sigset_t *) &mask, (sigset_t *) &omask);
63 if (n)
64 return (n);
65 return (omask);
65 sigemptyset(&set);
66 set.__bits[0] = mask;
67 (void)sigprocmask(SIG_SETMASK, &set, &oset);
68 return (oset.__bits[0]);
66}
67
68int
69sigblock(mask)
70 int mask;
71{
69}
70
71int
72sigblock(mask)
73 int mask;
74{
72 int omask, n;
75 sigset_t set, oset;
73
76
74 n = sigprocmask(SIG_BLOCK, (sigset_t *) &mask, (sigset_t *) &omask);
75 if (n)
76 return (n);
77 return (omask);
77 sigemptyset(&set);
78 set.__bits[0] = mask;
79
80 (void)sigprocmask(SIG_BLOCK, &set, &oset);
81 return (oset.__bits[0]);
78}
79
80int
81sigpause(mask)
82 int mask;
83{
82}
83
84int
85sigpause(mask)
86 int mask;
87{
84 return (sigsuspend((sigset_t *)&mask));
88 sigset_t set;
89
90 sigemptyset(&set);
91 set.__bits[0] = mask;
92 return (sigsuspend(&set));
85}
93}