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113 lines
3.2 KiB
C
113 lines
3.2 KiB
C
/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
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\\ / O peration |
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\\ / A nd | Copyright (C) 1991-2008 OpenCFD Ltd.
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\\/ M anipulation |
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-------------------------------------------------------------------------------
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License
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This file is part of OpenFOAM.
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OpenFOAM is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by the
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Free Software Foundation; either version 2 of the License, or (at your
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option) any later version.
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OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with OpenFOAM; if not, write to the Free Software Foundation,
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Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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\*---------------------------------------------------------------------------*/
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#include "error.H"
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#include "sigQuit.H"
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#include "JobInfo.H"
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#include "IOstreams.H"
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// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
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struct sigaction Foam::sigQuit::oldAction_;
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// * * * * * * * * * * * * * Private Member Functions * * * * * * * * * * * //
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void Foam::sigQuit::sigQuitHandler(int)
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{
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// Reset old handling
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if (sigaction(SIGQUIT, &oldAction_, NULL) < 0)
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{
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FatalErrorIn
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(
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"Foam::sigQuit::sigQuitHandler()"
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) << "Cannot reset SIGQUIT trapping"
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<< abort(FatalError);
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}
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// Update jobInfo file
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jobInfo.signalEnd();
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error::printStack(Perr);
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// Throw signal (to old handler)
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raise(SIGQUIT);
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}
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// * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
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Foam::sigQuit::sigQuit()
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{
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oldAction_.sa_handler = NULL;
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}
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// * * * * * * * * * * * * * * * * Destructor * * * * * * * * * * * * * * * //
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Foam::sigQuit::~sigQuit()
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{
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// Reset old handling
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if (oldAction_.sa_handler && sigaction(SIGQUIT, &oldAction_, NULL) < 0)
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{
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FatalErrorIn
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(
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"Foam::sigQuit::~sigQuit()"
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) << "Cannot reset SIGQUIT trapping"
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<< abort(FatalError);
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}
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}
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// * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
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void Foam::sigQuit::set()
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{
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if (oldAction_.sa_handler)
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{
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FatalErrorIn
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(
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"Foam::sigQuit::set()"
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) << "Cannot call sigQuit::set() more than once"
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<< abort(FatalError);
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}
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struct sigaction newAction;
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newAction.sa_handler = sigQuitHandler;
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newAction.sa_flags = SA_NODEFER;
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sigemptyset(&newAction.sa_mask);
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if (sigaction(SIGQUIT, &newAction, &oldAction_) < 0)
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{
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FatalErrorIn
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(
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"Foam::sigQuit::set()"
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) << "Cannot set SIGQUIT trapping"
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<< abort(FatalError);
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}
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}
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// ************************************************************************* //
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