xref: /titanic_50/usr/src/lib/libast/common/comp/sigflag.c (revision 3e14f97f673e8a630f076077de35afdd43dc1587)
1*3e14f97fSRoger A. Faulkner /***********************************************************************
2*3e14f97fSRoger A. Faulkner *                                                                      *
3*3e14f97fSRoger A. Faulkner *               This software is part of the ast package               *
4*3e14f97fSRoger A. Faulkner *          Copyright (c) 1985-2010 AT&T Intellectual Property          *
5*3e14f97fSRoger A. Faulkner *                      and is licensed under the                       *
6*3e14f97fSRoger A. Faulkner *                  Common Public License, Version 1.0                  *
7*3e14f97fSRoger A. Faulkner *                    by AT&T Intellectual Property                     *
8*3e14f97fSRoger A. Faulkner *                                                                      *
9*3e14f97fSRoger A. Faulkner *                A copy of the License is available at                 *
10*3e14f97fSRoger A. Faulkner *            http://www.opensource.org/licenses/cpl1.0.txt             *
11*3e14f97fSRoger A. Faulkner *         (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9)         *
12*3e14f97fSRoger A. Faulkner *                                                                      *
13*3e14f97fSRoger A. Faulkner *              Information and Software Systems Research               *
14*3e14f97fSRoger A. Faulkner *                            AT&T Research                             *
15*3e14f97fSRoger A. Faulkner *                           Florham Park NJ                            *
16*3e14f97fSRoger A. Faulkner *                                                                      *
17*3e14f97fSRoger A. Faulkner *                 Glenn Fowler <gsf@research.att.com>                  *
18*3e14f97fSRoger A. Faulkner *                  David Korn <dgk@research.att.com>                   *
19*3e14f97fSRoger A. Faulkner *                   Phong Vo <kpv@research.att.com>                    *
20*3e14f97fSRoger A. Faulkner *                                                                      *
21*3e14f97fSRoger A. Faulkner ***********************************************************************/
22*3e14f97fSRoger A. Faulkner #pragma prototyped
23*3e14f97fSRoger A. Faulkner 
24*3e14f97fSRoger A. Faulkner #include <ast.h>
25*3e14f97fSRoger A. Faulkner 
26*3e14f97fSRoger A. Faulkner #if _lib_sigflag
27*3e14f97fSRoger A. Faulkner 
28*3e14f97fSRoger A. Faulkner NoN(sigflag)
29*3e14f97fSRoger A. Faulkner 
30*3e14f97fSRoger A. Faulkner #else
31*3e14f97fSRoger A. Faulkner 
32*3e14f97fSRoger A. Faulkner #include <sig.h>
33*3e14f97fSRoger A. Faulkner 
34*3e14f97fSRoger A. Faulkner int
35*3e14f97fSRoger A. Faulkner sigflag(int sig, int flags, int set)
36*3e14f97fSRoger A. Faulkner {
37*3e14f97fSRoger A. Faulkner #if _lib_sigaction
38*3e14f97fSRoger A. Faulkner 	struct sigaction	sa;
39*3e14f97fSRoger A. Faulkner 
40*3e14f97fSRoger A. Faulkner 	if (sigaction(sig, NiL, &sa))
41*3e14f97fSRoger A. Faulkner 		return -1;
42*3e14f97fSRoger A. Faulkner 	if (set)
43*3e14f97fSRoger A. Faulkner 		sa.sa_flags |= flags;
44*3e14f97fSRoger A. Faulkner 	else
45*3e14f97fSRoger A. Faulkner 		sa.sa_flags &= ~flags;
46*3e14f97fSRoger A. Faulkner 	return sigaction(sig, &sa, NiL);
47*3e14f97fSRoger A. Faulkner #else
48*3e14f97fSRoger A. Faulkner 	return -1;
49*3e14f97fSRoger A. Faulkner #endif
50*3e14f97fSRoger A. Faulkner }
51*3e14f97fSRoger A. Faulkner 
52*3e14f97fSRoger A. Faulkner #endif
53