2 * Copyright (c) 1989, 1993
3 * The Regents of the University of California. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
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.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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
33 * $FreeBSD: src/lib/libc/compat-43/sigcompat.c,v 1.7 2000/01/27 23:06:04 jasone Exp $
34 * $DragonFly: src/lib/libc/compat-43/sigcompat.c,v 1.3 2005/01/31 22:29:03 dillon Exp $
37 #include "namespace.h"
38 #include <sys/param.h>
40 #include "un-namespace.h"
41 #include "libc_private.h"
44 sigvec(int signo
, struct sigvec
*sv
, struct sigvec
*osv
)
46 struct sigaction sa
, osa
;
47 struct sigaction
*sap
, *osap
;
51 sa
.sa_handler
= sv
->sv_handler
;
52 sa
.sa_flags
= sv
->sv_flags
^ SV_INTERRUPT
;
53 sigemptyset(&sa
.sa_mask
);
54 sa
.sa_mask
.__bits
[0] = sv
->sv_mask
;
58 osap
= osv
!= NULL
? &osa
: NULL
;
59 ret
= _sigaction(signo
, sap
, osap
);
60 if (ret
== 0 && osv
!= NULL
) {
61 osv
->sv_handler
= osa
.sa_handler
;
62 osv
->sv_flags
= osa
.sa_flags
^ SV_INTERRUPT
;
63 osv
->sv_mask
= osa
.sa_mask
.__bits
[0];
76 n
= _sigprocmask(SIG_SETMASK
, &set
, &oset
);
79 return (oset
.__bits
[0]);
90 n
= _sigprocmask(SIG_BLOCK
, &set
, &oset
);
93 return (oset
.__bits
[0]);
102 set
.__bits
[0] = mask
;
103 return (_sigsuspend(&set
));