All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Friends Macros Pages
sigStopAtWriteNow.H
Go to the documentation of this file.
1 /*---------------------------------------------------------------------------*\
2  ========= |
3  \\ / F ield | OpenFOAM: The Open Source CFD Toolbox
4  \\ / O peration | Website: https://openfoam.org
5  \\ / A nd | Copyright (C) 2011-2019 OpenFOAM Foundation
6  \\/ M anipulation |
7 -------------------------------------------------------------------------------
8 License
9  This file is part of OpenFOAM.
10 
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.
15 
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
19  for more details.
20 
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/>.
23 
24 Class
25  Foam::sigStopAtWriteNow
26 
27 Description
28  Signal handler for interrupt defined by
29  OptimisationSwitches::stopAtWriteNowSignal
30 
31  Write and stop the job.
32 
33 SourceFiles
34  sigStopAtWriteNow.C
35 
36 \*---------------------------------------------------------------------------*/
37 
38 #ifndef sigStopAtWriteNow_H
39 #define sigStopAtWriteNow_H
40 
41 #include <signal.h>
42 
43 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
44 
45 namespace Foam
46 {
47 
48 class Time;
49 
50 /*---------------------------------------------------------------------------*\
51  Class sigStopAtWriteNow Declaration
52 \*---------------------------------------------------------------------------*/
53 
55 {
56  // Private Data
57 
58  //- Number of signal to use
59  static int signal_;
60 
61  //- Pointer to Time
62  static Time const* runTimePtr_;
63 
64  //- Saved old signal trapping setting
65  static struct sigaction oldAction_;
66 
67 
68  // Private Member Functions
69 
70  static void sigHandler(int);
71 
72 
73 public:
74 
75  //- wip. Have setter have access to signal_
76  friend class addstopAtWriteNowSignalToOpt;
77 
78 
79  // Constructors
80 
81  //- Construct null
83 
84  //- Construct from components
85  sigStopAtWriteNow(const bool verbose, const Time& runTime);
86 
87 
88  //- Destructor
90 
91 
92  // Member Functions
93 
94  //- (re)set signal catcher
95  static void set(const bool verbose);
96 
97  //- Is active?
98  bool active() const;
99 };
100 
101 
102 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
103 
104 } // End namespace Foam
105 
106 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
107 
108 #endif
109 
110 // ************************************************************************* //
~sigStopAtWriteNow()
Destructor.
engineTime & runTime
bool active() const
Is active?
Class to control time during OpenFOAM simulations that is also the top-level objectRegistry.
Definition: Time.H:68
Signal handler for interrupt defined by OptimisationSwitches::stopAtWriteNowSignal.
sigStopAtWriteNow()
Construct null.
Namespace for OpenFOAM.