Avoid possible memory leakage.
[dragonfly.git] / include / signal.h
blob4a06482c345b62479f010c739985edf729ca0d22
1 /*-
2 * Copyright (c) 1991, 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
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.
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.
33 * @(#)signal.h 8.3 (Berkeley) 3/30/94
35 * $FreeBSD: src/include/signal.h,v 1.14 1999/10/02 19:33:23 marcel Exp $
36 * $DragonFly: src/include/signal.h,v 1.5 2007/03/12 21:07:41 corecode Exp $
39 #ifndef _SIGNAL_H_
40 #define _SIGNAL_H_
42 #include <sys/cdefs.h>
43 #include <sys/_posix.h>
44 #ifndef _MACHINE_STDINT_H_
45 #include <machine/stdint.h>
46 #endif
47 #include <sys/signal.h>
48 #include <sys/time.h>
50 #if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
51 extern __const char *__const sys_signame[NSIG];
52 extern __const char *__const sys_siglist[NSIG];
53 extern __const int sys_nsig;
54 #endif
56 __BEGIN_DECLS
57 int raise (int);
58 #ifndef _ANSI_SOURCE
59 int kill (__pid_t, int);
60 int sigaction (int, const struct sigaction *, struct sigaction *);
61 int sigaddset (sigset_t *, int);
62 int sigdelset (sigset_t *, int);
63 int sigemptyset (sigset_t *);
64 int sigfillset (sigset_t *);
65 int sigismember (const sigset_t *, int);
66 int sigpending (sigset_t *);
67 int sigprocmask (int, const sigset_t *, sigset_t *);
68 int sigsuspend (const sigset_t *);
69 int sigwait (const sigset_t *, int *);
72 #ifdef _P1003_1B_VISIBLE
74 __BEGIN_DECLS
75 int sigqueue (__pid_t, int, const union sigval);
76 int sigtimedwait (const sigset_t *, siginfo_t *, const struct timespec *);
77 int sigwaitinfo (const sigset_t *, siginfo_t *);
78 __END_DECLS
80 #endif
81 #ifndef _POSIX_SOURCE
82 int killpg (__pid_t, int);
83 int lwp_kill (__pid_t, lwpid_t, int);
84 int sigaltstack (const stack_t *, stack_t *);
85 int sigblock (int);
86 int siginterrupt (int, int);
87 int sigpause (int);
88 int sigreturn (ucontext_t *);
89 int sigsetmask (int);
90 int sigstack (const struct sigstack *, struct sigstack *);
91 int sigvec (int, struct sigvec *, struct sigvec *);
92 void psignal (unsigned int, const char *);
93 #endif /* !_POSIX_SOURCE */
94 #endif /* !_ANSI_SOURCE */
95 __END_DECLS
97 #endif /* !_SIGNAL_H_ */