1998-03-01 12:21:12 +08:00
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/****************************************************************************
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* Copyright (c) 1998 Free Software Foundation, Inc. *
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* *
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* Permission is hereby granted, free of charge, to any person obtaining a *
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* copy of this software and associated documentation files (the *
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* "Software"), to deal in the Software without restriction, including *
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* without limitation the rights to use, copy, modify, merge, publish, *
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* distribute, distribute with modifications, sublicense, and/or sell *
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* copies of the Software, and to permit persons to whom the Software is *
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* furnished to do so, subject to the following conditions: *
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* *
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* The above copyright notice and this permission notice shall be included *
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* in all copies or substantial portions of the Software. *
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* *
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
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* IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
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* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
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* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
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* THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
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* *
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* Except as contained in this notice, the name(s) of the above copyright *
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* holders shall not be used in advertising or otherwise to promote the *
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* sale, use or other dealings in this Software without prior written *
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* authorization. *
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****************************************************************************/
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1997-05-15 12:00:00 +08:00
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1998-03-01 12:21:12 +08:00
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/****************************************************************************
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* Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 *
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* and: Eric S. Raymond <esr@snark.thyrsus.com> *
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****************************************************************************/
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/*
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* $Id: SigAction.h,v 1.4 1998/02/11 12:13:55 tom Exp $
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*
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* This file exists to handle non-POSIX systems which don't have <unistd.h>,
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1997-05-15 12:00:00 +08:00
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* and usually no sigaction() nor <termios.h>
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*/
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#ifndef _SIGACTION_H
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#define _SIGACTION_H
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1998-03-01 12:21:12 +08:00
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#if HAVE_SIGACTION
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#if !HAVE_TYPE_SIGACTION
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typedef struct sigaction sigaction_t;
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#endif
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#else /* !HAVE_SIGACTION */
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#if HAVE_SIGVEC
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1997-05-15 12:00:00 +08:00
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#if HAVE_LIBC_H
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#include <libc.h>
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#endif
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#undef SIG_BLOCK
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#define SIG_BLOCK 00
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#undef SIG_UNBLOCK
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#define SIG_UNBLOCK 01
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#undef SIG_SETMASK
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#define SIG_SETMASK 02
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/*
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* <bsd/signal.h> is in the Linux 1.2.8 + gcc 2.7.0 configuration,
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* and is useful for testing this header file.
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*/
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#if HAVE_BSD_SIGNAL_H
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#include <bsd/signal.h>
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#endif
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typedef struct sigvec sigaction_t;
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#define sigset_t _nc_sigset_t
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typedef unsigned long sigset_t;
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#undef sa_mask
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#define sa_mask sv_mask
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#undef sa_handler
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#define sa_handler sv_handler
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#undef sa_flags
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#define sa_flags sv_flags
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#undef sigaction
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#define sigaction _nc_sigaction
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#undef sigprocmask
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#define sigprocmask _nc_sigprocmask
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#undef sigemptyset
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#define sigemptyset _nc_sigemptyset
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#undef sigsuspend
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#define sigsuspend _nc_sigsuspend
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#undef sigdelset
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#define sigdelset _nc_sigdelset
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#undef sigaddset
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#define sigaddset _nc_sigaddset
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extern int sigaction (int sig, sigaction_t * sigact, sigaction_t * osigact);
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extern int sigprocmask (int how, sigset_t *mask, sigset_t *omask);
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extern int sigemptyset (sigset_t *mask);
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extern int sigsuspend (sigset_t *mask);
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extern int sigdelset (sigset_t *mask, int sig);
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extern int sigaddset (sigset_t *mask, int sig);
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1998-03-01 12:21:12 +08:00
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#endif /* HAVE_SIGVEC */
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#endif /* HAVE_SIGACTION */
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#endif /* !defined(_SIGACTION_H) */
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