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sigWriteNow.H
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23 
24 Class
25  Foam::sigWriteNow
26 
27 Description
28  Signal handler for interrupt defined by OptimisationSwitches::writeNowSignal
29 
30  Write once and continue.
31 
32 SourceFiles
33  sigWriteNow.C
34 
35 \*---------------------------------------------------------------------------*/
36 
37 #ifndef sigWriteNow_H
38 #define sigWriteNow_H
39 
40 #include <signal.h>
41 
42 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
43 
44 namespace Foam
45 {
46 
47 class Time;
48 
49 /*---------------------------------------------------------------------------*\
50  Class sigWriteNow Declaration
51 \*---------------------------------------------------------------------------*/
52 
53 class sigWriteNow
54 {
55  // Private Data
56 
57  //- Number of signal to use
58  static int signal_;
59 
60  //- Pointer to Time
61  static Time* runTimePtr_;
62 
63  //- Saved old signal trapping setting
64  static struct sigaction oldAction_;
65 
66 
67  // Private Member Functions
68 
69  static void sigHandler(int);
70 
71 
72 public:
73 
74  friend class sigStopAtWriteNow;
75 
76  //- wip. Have setter have access to signal_
77  friend class addwriteNowSignalToOpt;
78 
79  // Constructors
80 
81  //- Construct null
82  sigWriteNow();
83 
84  //- Construct from components
85  sigWriteNow(const bool verbose, Time& runTime);
86 
87 
88  //- Destructor
89  ~sigWriteNow();
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 // ************************************************************************* //
engineTime & runTime
~sigWriteNow()
Destructor.
Definition: sigWriteNow.C:110
Class to control time during OpenFOAM simulations that is also the top-level objectRegistry.
Definition: Time.H:68
bool active() const
Is active?
Definition: sigWriteNow.C:152
Signal handler for interrupt defined by OptimisationSwitches::writeNowSignal.
Definition: sigWriteNow.H:52
Signal handler for interrupt defined by OptimisationSwitches::stopAtWriteNowSignal.
sigWriteNow()
Construct null.
Definition: sigWriteNow.C:95
Namespace for OpenFOAM.