1 /* $OpenBSD: SigAction.h,v 1.2 1999/06/27 08:15:19 millert Exp $ */
2
3 #ifndef _SIGACT_H
4 #define _SIGACT_H
5
6 #pragma ident "%Z%%M% %I% %E% SMI"
7
8 #ifdef __cplusplus
9 extern "C" {
10 #endif
11
12
13 /****************************************************************************
14 * Copyright (c) 1998 Free Software Foundation, Inc. *
15 * *
16 * Permission is hereby granted, free of charge, to any person obtaining a *
17 * copy of this software and associated documentation files (the *
18 * "Software"), to deal in the Software without restriction, including *
19 * without limitation the rights to use, copy, modify, merge, publish, *
20 * distribute, distribute with modifications, sublicense, and/or sell *
21 * copies of the Software, and to permit persons to whom the Software is *
22 * furnished to do so, subject to the following conditions: *
23 * *
24 * The above copyright notice and this permission notice shall be included *
25 * in all copies or substantial portions of the Software. *
26 * *
27 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
28 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
29 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
30 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
31 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
32 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
33 * THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
34 * *
35 * Except as contained in this notice, the name(s) of the above copyright *
36 * holders shall not be used in advertising or otherwise to promote the *
37 * sale, use or other dealings in this Software without prior written *
38 * authorization. *
39 ****************************************************************************/
40
41 /****************************************************************************
42 * Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 *
43 * and: Eric S. Raymond <esr@snark.thyrsus.com> *
44 ****************************************************************************/
45
46 /*
47 * $From: SigAction.h,v 1.5 1999/06/19 23:00:54 tom Exp $
48 *
49 * This file exists to handle non-POSIX systems which don't have <unistd.h>,
50 * and usually no sigaction() nor <termios.h>
51 */
52
53 #if !defined(HAVE_SIGACTION) && defined(HAVE_SIGVEC)
54
55 #undef SIG_BLOCK
56 #define SIG_BLOCK 00
57
58 #undef SIG_UNBLOCK
59 #define SIG_UNBLOCK 01
60
61 #undef SIG_SETMASK
62 #define SIG_SETMASK 02
63
64 /*
65 * <bsd/signal.h> is in the Linux 1.2.8 + gcc 2.7.0 configuration,
66 * and is useful for testing this header file.
67 */
68 #if HAVE_BSD_SIGNAL_H
69 # include <bsd/signal.h>
70 #endif
71
72 struct sigaction
73 {
74 struct sigvec sv;
75 };
76
77 typedef unsigned long sigset_t;
78
79 #undef sa_mask
80 #define sa_mask sv.sv_mask
81 #undef sa_handler
82 #define sa_handler sv.sv_handler
83 #undef sa_flags
84 #define sa_flags sv.sv_flags
85
86 int sigaction(int sig, struct sigaction *sigact, struct sigaction *osigact);
87 int sigprocmask (int how, sigset_t *mask, sigset_t *omask);
88 int sigemptyset (sigset_t *mask);
89 int sigsuspend (sigset_t *mask);
90 int sigdelset (sigset_t *mask, int sig);
91 int sigaddset (sigset_t *mask, int sig);
92
93 #endif /* !defined(HAVE_SIGACTION) && defined(HAVE_SIGVEC) */
94
95 #ifdef __cplusplus
96 }
97 #endif
98
99 #endif /* _SIGACT_H */