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3c06f6a0b2
openbsd-compat/. And resolve all ./configure and Makefile.in issues assocated. Logic: * All OpenBSD functions should have the same filename as in the OpenBSD tree * All 'home brew' functions have bsd-* infront of them. * All 'not really implemented' functions have fake-* infront of them.
103 lines
3.4 KiB
C
103 lines
3.4 KiB
C
/* $OpenBSD: sigaction.c,v 1.3 1999/06/27 08:14:21 millert Exp $ */
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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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/****************************************************************************
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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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#include <signal.h>
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#include "config.h"
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#include "sigaction.h"
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/* This file provides sigaction() emulation using sigvec() */
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/* Use only if this is non POSIX system */
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#if !HAVE_SIGACTION && HAVE_SIGVEC
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int
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sigaction(int sig, struct sigaction *sigact, struct sigaction *osigact)
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{
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return sigvec(sig, &(sigact->sv), &(osigact->sv));
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}
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int
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sigemptyset (sigset_t * mask)
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{
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*mask = 0;
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return 0;
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}
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int
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sigprocmask (int mode, sigset_t * mask, sigset_t * omask)
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{
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sigset_t current = sigsetmask(0);
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if (omask) *omask = current;
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if (mode==SIG_BLOCK)
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current |= *mask;
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else if (mode==SIG_UNBLOCK)
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current &= ~*mask;
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else if (mode==SIG_SETMASK)
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current = *mask;
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sigsetmask(current);
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return 0;
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}
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int
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sigsuspend (sigset_t * mask)
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{
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return sigpause(*mask);
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}
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int
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sigdelset (sigset_t * mask, int sig)
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{
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*mask &= ~sigmask(sig);
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return 0;
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}
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int
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sigaddset (sigset_t * mask, int sig)
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{
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*mask |= sigmask(sig);
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return 0;
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}
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int
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sigismember (sigset_t * mask, int sig)
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{
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return (*mask & sigmask(sig)) != 0;
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}
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#endif
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