2 * Copyright (c) 1989, 1993
3 * The Regents of the University of California. All rights reserved.
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6 * modification, are permitted provided that the following conditions
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9 * notice, this list of conditions and the following disclaimer.
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13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
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33 * $FreeBSD: src/lib/libc/compat-43/sigcompat.c,v 1.7 2000/01/27 23:06:04 jasone Exp $
36 #if defined(LIBC_SCCS) && !defined(lint)
38 static char sccsid[] = "@(#)sigcompat.c 8.1 (Berkeley) 6/2/93";
40 static const char rcsid[] =
41 "$FreeBSD: src/lib/libc/compat-43/sigcompat.c,v 1.7 2000/01/27 23:06:04 jasone Exp $";
42 #endif /* LIBC_SCCS and not lint */
44 #include <sys/param.h>
48 sigvec(signo, sv, osv)
50 struct sigvec *sv, *osv;
52 struct sigaction sa, osa;
53 struct sigaction *sap, *osap;
57 sa.sa_handler = sv->sv_handler;
58 sa.sa_flags = sv->sv_flags ^ SV_INTERRUPT;
59 sigemptyset(&sa.sa_mask);
60 sa.sa_mask.__bits[0] = sv->sv_mask;
64 osap = osv != NULL ? &osa : NULL;
65 ret = sigaction(signo, sap, osap);
66 if (ret == 0 && osv != NULL) {
67 osv->sv_handler = osa.sa_handler;
68 osv->sv_flags = osa.sa_flags ^ SV_INTERRUPT;
69 osv->sv_mask = osa.sa_mask.__bits[0];
83 n = sigprocmask(SIG_SETMASK, &set, &oset);
86 return (oset.__bits[0]);
98 n = sigprocmask(SIG_BLOCK, &set, &oset);
101 return (oset.__bits[0]);
111 set.__bits[0] = mask;
112 return (_sigsuspend(&set));