54 lines
1.7 KiB
C
54 lines
1.7 KiB
C
/*
|
|
* Copyright (C) 2007-2010 Lawrence Livermore National Security, LLC.
|
|
* Copyright (C) 2007 The Regents of the University of California.
|
|
* Produced at Lawrence Livermore National Laboratory (cf, DISCLAIMER).
|
|
* Written by Brian Behlendorf <behlendorf1@llnl.gov>.
|
|
* UCRL-CODE-235197
|
|
*
|
|
* This file is part of the SPL, Solaris Porting Layer.
|
|
*
|
|
* The SPL 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.
|
|
*
|
|
* The SPL 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 the SPL. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#ifndef _SPL_SIGNAL_H
|
|
#define _SPL_SIGNAL_H
|
|
|
|
#include <linux/sched.h>
|
|
|
|
#ifdef HAVE_SCHED_SIGNAL_HEADER
|
|
#include <linux/sched/signal.h>
|
|
#endif
|
|
|
|
#define FORREAL 0 /* Usual side-effects */
|
|
#define JUSTLOOKING 1 /* Don't stop the process */
|
|
|
|
/*
|
|
* The "why" argument indicates the allowable side-effects of the call:
|
|
*
|
|
* FORREAL: Extract the next pending signal from p_sig into p_cursig;
|
|
* stop the process if a stop has been requested or if a traced signal
|
|
* is pending.
|
|
*
|
|
* JUSTLOOKING: Don't stop the process, just indicate whether or not
|
|
* a signal might be pending (FORREAL is needed to tell for sure).
|
|
*/
|
|
static __inline__ int
|
|
issig(int why)
|
|
{
|
|
ASSERT(why == FORREAL || why == JUSTLOOKING);
|
|
|
|
return (signal_pending(current));
|
|
}
|
|
|
|
#endif /* SPL_SIGNAL_H */
|