/*****************************************************************************\
 * src/common/xsignal.h - POSIX signal wrapper functions
 * $Id$
 *****************************************************************************
 *  Copyright (C) 2002 The Regents of the University of California.
 *  Produced at Lawrence Livermore National Laboratory (cf, DISCLAIMER).
 *  Written by Mark Grondona <mgrondona@llnl.gov>.
 *  UCRL-CODE-2002-040.
 *  
 *  This file is part of SLURM, a resource management program.
 *  For details, see <http://www.llnl.gov/linux/slurm/>.
 *  
 *  SLURM is free software; you can redistribute it and/or modify it under
 *  the terms of the GNU General Public License as published by the Free
 *  Software Foundation; either version 2 of the License, or (at your option)
 *  any later version.
 *  
 *  SLURM 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 General Public License for more
 *  details.
 *  
 *  You should have received a copy of the GNU General Public License along
 *  with SLURM; if not, write to the Free Software Foundation, Inc.,
 *  59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
\*****************************************************************************/

#ifndef _XSIGNAL_H
#define _XSIGNAL_H

#include <signal.h>

typedef void SigFunc(int);

/* 
 * Install a signal handler in the POSIX way, but with BSD signal() semantics
 */
SigFunc *xsignal(int signo, SigFunc *);

/*
 * Unblock a single signal
 */
int xsignal_unblock(int signo);

/* 
 * Unblock all possible signals
 */
int unblock_all_signals(void);

#endif /* !_XSIGNAL_H */
