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Diffstat (limited to 'lib/plugins/stonith/stonith_signal.h')
-rw-r--r-- | lib/plugins/stonith/stonith_signal.h | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/lib/plugins/stonith/stonith_signal.h b/lib/plugins/stonith/stonith_signal.h new file mode 100644 index 0000000..99513f5 --- /dev/null +++ b/lib/plugins/stonith/stonith_signal.h @@ -0,0 +1,68 @@ +/* + * stonith_signal.h: signal handling routines to be used by stonith + * plugin libraries + * + * Copyright (C) 2002 Horms <horms@verge.net.au> + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ +#ifndef _STONITH_SIGNAL_H +#define _STONITH_SIGNAL_H + +#include <signal.h> +#include <sys/signal.h> + +int +stonith_signal_set_simple_handler(int sig, void (*handler)(int) +, struct sigaction *oldact); + +int +stonith_signal_set_simple_handler(int sig, void (*handler)(int) +, struct sigaction *oldact) +{ + struct sigaction sa; + sigset_t mask; + + (void)stonith_signal_set_simple_handler; + if(sigemptyset(&mask) < 0) { + return(-1); + } + + sa.sa_handler = handler; + sa.sa_mask = mask; + sa.sa_flags = 0; + + if(sigaction(sig, &sa, oldact) < 0) { + return(-1); + } + + return(0); +} + +#define STONITH_SIGNAL(_sig, _handler) \ + stonith_signal_set_simple_handler((_sig), (_handler), NULL) +#ifdef HAVE_SIGIGNORE +#define STONITH_IGNORE_SIG(_sig) \ + sigignore((_sig)) +#else +#define STONITH_IGNORE_SIG(_sig) \ + STONITH_SIGNAL((_sig), SIG_IGN) +#endif +#define STONITH_DEFAULT_SIG(_sig) STONITH_SIGNAL((_sig), SIG_DFL) + +#define STONITH_KILL(_pid, _sig) kill((_pid), (_sig)) + +#endif /* _STONITH_SIGNAL_H */ |