http://www.ousob.com --- Legacy Redefined OuSob - File: /wwwroot/clipx/usr/include/clplumbing/cl_signal.h

/* $Id: cl_signal.h,v 1.10 2004/02/17 22:11:58 lars Exp $ */ /* * cl_signal.h: signal handling routines to be used by Linux-HA programmes * * 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 _CL_SIGNAL_H #define _CL_SIGNAL_H #include <stdio.h> #include <signal.h> #include <sys/signal.h> typedef struct { int sig; void (*handler)(int); int interrupt; } cl_signal_mode_t; #define CL_SIGNAL(_sig, _handler) \ cl_signal_set_simple_handler((_sig), (_handler), NULL) #if HAVE_SIGIGNORE #define CL_IGNORE_SIG(_sig) sigignore((_sig)) #else #define CL_IGNORE_SIG(_sig) CL_SIGNAL((_sig), SIG_IGN) #endif #define CL_DEFAULT_SIG(_sig) CL_SIGNAL((_sig), SIG_DFL) #define CL_SIGINTERRUPT(_sig, _flag) siginterrupt((_sig), (_flag)) #define CL_SIGACTION(_signum, _act, _oldact) \ sigaction((_signum), (_act), (_oldact)) #define CL_SIGPROCMASK(_how, _set, _oldset) \ cl_signal_block_set((_how), (_set), (_oldset)) #define CL_SIGPENDING(_set) sigpending(_set) #define CL_SIGSUSPEND(_mask) sigsuspend(_mask) #define CL_SIGEMPTYSET(_set) sigemptyset(_set) #define CL_SIGFILLSET(_set) sigfillset(_set) #define CL_SIGADDSET(_set, _signum) sigaddset((_set), (_signum)) #define CL_SIGDELSET(_set, _signum) sigdelset((_set), (_signum)) #define CL_SIGISMEMBER(_set, _signum) sigmember((_set), (_signum)) #define CL_KILL(_pid, _sig) kill((_pid), (_sig)) #define CL_PID_EXISTS(_pid) ( CL_KILL((_pid), 0) >= 0 || errno != ESRCH ) int cl_signal_set_handler(int sig, void (*handler)(int), sigset_t *mask , int flags, struct sigaction *oldact); int cl_signal_set_simple_handler(int sig, void (*handler)(int) , struct sigaction *oldact); int cl_signal_set_action(int sig, void (*action)(int, siginfo_t *, void *) , sigset_t *mask, int flags, struct sigaction *oldact); int cl_signal_set_simple_action(int sig, void (*action)(int, siginfo_t *, void *) , struct sigaction *oldact); int cl_signal_set_interrupt(int sig, int flag); int cl_signal_block(int how, int signal, sigset_t *oldset); int cl_signal_block_set(int how, const sigset_t *set, sigset_t *oldset); int cl_signal_set_handler_mode(const cl_signal_mode_t *mode, sigset_t *set); #endif /* _CL_SIGNAL_H */