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69 lines
1.9 KiB
69 lines
1.9 KiB
/*
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* stonith_signal.h: signal handling routines to be used by stonith
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* plugin libraries
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*
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* Copyright (C) 2002 Horms <horms@verge.net.au>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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*/
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#ifndef _STONITH_SIGNAL_H
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#define _STONITH_SIGNAL_H
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#include <signal.h>
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#include <sys/signal.h>
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static int
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stonith_signal_set_simple_handler(int sig, void (*handler)(int)
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, struct sigaction *oldact);
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static int
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stonith_signal_set_simple_handler(int sig, void (*handler)(int)
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, struct sigaction *oldact)
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{
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struct sigaction sa;
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sigset_t mask;
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(void)stonith_signal_set_simple_handler;
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if(sigemptyset(&mask) < 0) {
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return(-1);
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}
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sa.sa_handler = handler;
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sa.sa_mask = mask;
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sa.sa_flags = 0;
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if(sigaction(sig, &sa, oldact) < 0) {
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return(-1);
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}
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return(0);
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}
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#define STONITH_SIGNAL(_sig, _handler) \
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stonith_signal_set_simple_handler((_sig), (_handler), NULL)
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#ifdef HAVE_SIGIGNORE
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#define STONITH_IGNORE_SIG(_sig) \
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sigignore((_sig))
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#else
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#define STONITH_IGNORE_SIG(_sig) \
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STONITH_SIGNAL((_sig), SIG_IGN)
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#endif
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#define STONITH_DEFAULT_SIG(_sig) STONITH_SIGNAL((_sig), SIG_DFL)
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#define STONITH_KILL(_pid, _sig) kill((_pid), (_sig))
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#endif /* _STONITH_SIGNAL_H */
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