bsd/include/signal.h

   1 /*
   2  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * The contents of this file constitute Original Code as defined in and
   7  * are subject to the Apple Public Source License Version 1.1 (the
   8  * "License").  You may not use this file except in compliance with the
   9  * License.  Please obtain a copy of the License at
  10  * http://www.apple.com/publicsource and read it before using this file.
  11  *
  12  * This Original Code and all software distributed under the License are
  13  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  14  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  15  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
  17  * License for the specific language governing rights and limitations
  18  * under the License.
  19  *
  20  * @APPLE_LICENSE_HEADER_END@
  21  */
  22 /*-
  23  * Copyright (c) 1991, 1993
  24  *      The Regents of the University of California.  All rights reserved.
  25  *
  26  * Redistribution and use in source and binary forms, with or without
  27  * modification, are permitted provided that the following conditions
  28  * are met:
  29  * 1. Redistributions of source code must retain the above copyright
  30  *    notice, this list of conditions and the following disclaimer.
  31  * 2. Redistributions in binary form must reproduce the above copyright
  32  *    notice, this list of conditions and the following disclaimer in the
  33  *    documentation and/or other materials provided with the distribution.
  34  * 3. All advertising materials mentioning features or use of this software
  35  *    must display the following acknowledgement:
  36  *      This product includes software developed by the University of
  37  *      California, Berkeley and its contributors.
  38  * 4. Neither the name of the University nor the names of its contributors
  39  *    may be used to endorse or promote products derived from this software
  40  *    without specific prior written permission.
  41  *
  42  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  43  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  44  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  45  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  46  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  47  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  48  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  49  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  50  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  51  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  52  * SUCH DAMAGE.
  53  *
  54  *      @(#)signal.h    8.3 (Berkeley) 3/30/94
  55  */
  56
  57 #ifndef _USER_SIGNAL_H
  58 #define _USER_SIGNAL_H
  59
  60 #include <sys/types.h>
  61 #include <sys/cdefs.h>
  62 #include <sys/signal.h>
  63
  64 #if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
  65 extern __const char *__const sys_signame[NSIG];
  66 extern __const char *__const sys_siglist[NSIG];
  67 #endif
  68
  69 __BEGIN_DECLS
  70 int     raise __P((int));
  71 #ifndef _ANSI_SOURCE
  72 int     kill __P((pid_t, int));
  73 int     sigaction __P((int, const struct sigaction *, struct sigaction *));
  74 int     sigaddset __P((sigset_t *, int));
  75 int     sigdelset __P((sigset_t *, int));
  76 int     sigemptyset __P((sigset_t *));
  77 int     sigfillset __P((sigset_t *));
  78 int     sigismember __P((const sigset_t *, int));
  79 int     sigpending __P((sigset_t *));
  80 int     sigprocmask __P((int, const sigset_t *, sigset_t *));
  81 int     sigsuspend __P((const sigset_t *));
  82 #ifndef _POSIX_SOURCE
  83 int     killpg __P((pid_t, int));
  84 int     sigblock __P((int));
  85 int     siginterrupt __P((int, int));
  86 int     sigpause __P((int));
  87 int     sigreturn __P((struct sigcontext *));
  88 int     sigsetmask __P((int));
  89 int     sigvec __P((int, struct sigvec *, struct sigvec *));
  90 void    psignal __P((unsigned int, const char *));
  91 #endif  /* !_POSIX_SOURCE */
  92 #endif  /* !_ANSI_SOURCE */
  93 __END_DECLS
  94
  95 /* List definitions after function declarations, or Reiser cpp gets upset. */
  96 #define sigaddset(set, signo)   (*(set) |= 1 << ((signo) - 1), 0)
  97 #define sigdelset(set, signo)   (*(set) &= ~(1 << ((signo) - 1)), 0)
  98 #define sigemptyset(set)        (*(set) = 0, 0)
  99 #define sigfillset(set)         (*(set) = ~(sigset_t)0, 0)
 100 #define sigismember(set, signo) ((*(set) & (1 << ((signo) - 1))) != 0)
 101
 102 #endif  /* !_USER_SIGNAL_H */