1 /*---------------------------------------------------------------------------*\
3 \\ / F ield | OpenFOAM: The Open Source CFD Toolbox
5 \\ / A nd | Copyright (C) 2011 OpenFOAM Foundation
7 -------------------------------------------------------------------------------
9 This file is part of OpenFOAM.
11 OpenFOAM is free software: you can redistribute it and/or modify it
12 under the terms of the GNU General Public License as published by
13 the Free Software Foundation, either version 3 of the License, or
14 (at your option) any later version.
16 OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
17 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
18 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
21 You should have received a copy of the GNU General Public License
22 along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
24 \*---------------------------------------------------------------------------*/
29 #include "IOstreams.H"
31 // * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
33 struct sigaction Foam::sigInt::oldAction_;
36 // * * * * * * * * * * * * * Private Member Functions * * * * * * * * * * * //
38 void Foam::sigInt::sigHandler(int)
41 if (sigaction(SIGINT, &oldAction_, NULL) < 0)
45 "Foam::sigInt::sigHandler()"
46 ) << "Cannot reset SIGINT trapping"
50 // Update jobInfo file
53 // Throw signal (to old handler)
58 // * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
60 Foam::sigInt::sigInt()
62 oldAction_.sa_handler = NULL;
66 // * * * * * * * * * * * * * * * * Destructor * * * * * * * * * * * * * * * //
68 Foam::sigInt::~sigInt()
71 if (sigaction(SIGINT, &oldAction_, NULL) < 0)
75 "Foam::sigInt::~sigInt()"
76 ) << "Cannot reset SIGINT trapping"
82 // * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
84 void Foam::sigInt::set(const bool)
86 if (oldAction_.sa_handler)
91 ) << "Cannot call sigInt::set() more than once"
95 struct sigaction newAction;
96 newAction.sa_handler = sigHandler;
97 newAction.sa_flags = SA_NODEFER;
98 sigemptyset(&newAction.sa_mask);
99 if (sigaction(SIGINT, &newAction, &oldAction_) < 0)
103 "Foam::sigInt::set()"
104 ) << "Cannot set SIGINT trapping"
105 << abort(FatalError);
110 // ************************************************************************* //