xref: /freebsd/include/signal.h (revision 2a4a1db342263067035ce69a4017c645da63455d)
1 /*-
2  * Copyright (c) 1991, 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
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.
20  *
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
31  * SUCH DAMAGE.
32  *
33  *	@(#)signal.h	8.3 (Berkeley) 3/30/94
34  *
35  * $FreeBSD$
36  */
37 
38 #ifndef _SIGNAL_H_
39 #define	_SIGNAL_H_
40 
41 #include <sys/cdefs.h>
42 #include <sys/_posix.h>
43 #include <machine/ansi.h>
44 #include <sys/signal.h>
45 #include <sys/time.h>
46 
47 #if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
48 extern __const char *__const sys_signame[NSIG];
49 extern __const char *__const sys_siglist[NSIG];
50 extern __const int sys_nsig;
51 #endif
52 
53 __BEGIN_DECLS
54 int	raise(int);
55 #ifndef	_ANSI_SOURCE
56 int	kill(_BSD_PID_T_, int);
57 int	sigaction(int, const struct sigaction *, struct sigaction *);
58 int	sigaddset(sigset_t *, int);
59 int	sigdelset(sigset_t *, int);
60 int	sigemptyset(sigset_t *);
61 int	sigfillset(sigset_t *);
62 int	sigismember(const sigset_t *, int);
63 int	sigpending(sigset_t *);
64 int	sigprocmask(int, const sigset_t *, sigset_t *);
65 int	sigsuspend(const sigset_t *);
66 int	sigwait(const sigset_t *, int *);
67 
68 
69 #ifdef _P1003_1B_VISIBLE
70 
71 __BEGIN_DECLS
72 int sigqueue(_BSD_PID_T_, int, const union sigval);
73 int sigtimedwait(const sigset_t *, siginfo_t *, const struct timespec *);
74 int sigwaitinfo(const sigset_t *, siginfo_t *);
75 __END_DECLS
76 
77 #endif
78 #ifndef _POSIX_SOURCE
79 int	killpg(_BSD_PID_T_, int);
80 int	sigaltstack(const stack_t *, stack_t *);
81 int	sigblock(int);
82 int	siginterrupt(int, int);
83 int	sigpause(int);
84 int	sigreturn(const struct __ucontext *);
85 int	sigsetmask(int);
86 int	sigstack(const struct sigstack *, struct sigstack *);
87 int	sigvec(int, struct sigvec *, struct sigvec *);
88 void	psignal(unsigned int, const char *);
89 #endif /* !_POSIX_SOURCE */
90 #endif /* !_ANSI_SOURCE */
91 __END_DECLS
92 
93 #endif /* !_SIGNAL_H_ */
94