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/* $OpenBSD: SigAction.h,v 1.1 1998/07/23 21:17:25 millert Exp $ */
/****************************************************************************
* Copyright (c) 1998 Free Software Foundation, Inc. *
* *
* Permission is hereby granted, free of charge, to any person obtaining a *
* copy of this software and associated documentation files (the *
* "Software"), to deal in the Software without restriction, including *
* without limitation the rights to use, copy, modify, merge, publish, *
* distribute, distribute with modifications, sublicense, and/or sell *
* copies of the Software, and to permit persons to whom the Software is *
* furnished to do so, subject to the following conditions: *
* *
* The above copyright notice and this permission notice shall be included *
* in all copies or substantial portions of the Software. *
* *
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
* IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
* THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
* *
* Except as contained in this notice, the name(s) of the above copyright *
* holders shall not be used in advertising or otherwise to promote the *
* sale, use or other dealings in this Software without prior written *
* authorization. *
****************************************************************************/
/****************************************************************************
* Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 *
* and: Eric S. Raymond <esr@snark.thyrsus.com> *
****************************************************************************/
/*
* $From: SigAction.h,v 1.4 1998/02/11 12:13:55 tom Exp $
*
* This file exists to handle non-POSIX systems which don't have <unistd.h>,
* and usually no sigaction() nor <termios.h>
*/
#ifndef _SIGACTION_H
#define _SIGACTION_H
#if HAVE_SIGACTION
#if !HAVE_TYPE_SIGACTION
typedef struct sigaction sigaction_t;
#endif
#else /* !HAVE_SIGACTION */
#if HAVE_SIGVEC
#if HAVE_LIBC_H
#include <libc.h>
#endif
#undef SIG_BLOCK
#define SIG_BLOCK 00
#undef SIG_UNBLOCK
#define SIG_UNBLOCK 01
#undef SIG_SETMASK
#define SIG_SETMASK 02
/*
* <bsd/signal.h> is in the Linux 1.2.8 + gcc 2.7.0 configuration,
* and is useful for testing this header file.
*/
#if HAVE_BSD_SIGNAL_H
#include <bsd/signal.h>
#endif
typedef struct sigvec sigaction_t;
#define sigset_t _nc_sigset_t
typedef unsigned long sigset_t;
#undef sa_mask
#define sa_mask sv_mask
#undef sa_handler
#define sa_handler sv_handler
#undef sa_flags
#define sa_flags sv_flags
#undef sigaction
#define sigaction _nc_sigaction
#undef sigprocmask
#define sigprocmask _nc_sigprocmask
#undef sigemptyset
#define sigemptyset _nc_sigemptyset
#undef sigsuspend
#define sigsuspend _nc_sigsuspend
#undef sigdelset
#define sigdelset _nc_sigdelset
#undef sigaddset
#define sigaddset _nc_sigaddset
extern int sigaction (int sig, sigaction_t * sigact, sigaction_t * osigact);
extern int sigprocmask (int how, sigset_t *mask, sigset_t *omask);
extern int sigemptyset (sigset_t *mask);
extern int sigsuspend (sigset_t *mask);
extern int sigdelset (sigset_t *mask, int sig);
extern int sigaddset (sigset_t *mask, int sig);
#endif /* HAVE_SIGVEC */
#endif /* HAVE_SIGACTION */
#endif /* !defined(_SIGACTION_H) */
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