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1 //
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25 //
26 // G4MTcoutDestination
27 //
28 // Handling of cout/cerr in multi-threaded mode
29
30 // Authors: M.Asai, A.Dotti (SLAC) - 23 May 2013
31 // ---------------------------------------------------------------
32 #ifndef G4MTcoutDestination_hh
33 #define G4MTcoutDestination_hh
34
35 #include <fstream>
36 #include <iostream>
37 #include <sstream>
38
39 #include "G4MulticoutDestination.hh"
40 #include "G4StateManager.hh"
41 #include "globals.hh"
42
43 class G4LockcoutDestination;
44
45 class G4MTcoutDestination : public G4MulticoutDestination
46 {
47 public:
48 explicit G4MTcoutDestination(const G4int& threadId);
49 ~G4MTcoutDestination() override;
50
51 virtual void Reset();
52
53 void SetDefaultOutput(G4bool addMasterDestination = true,
54 G4bool formatAlsoMaster = true);
55
56 void SetCoutFileName(const G4String& fileN = "G4cout.txt",
57 G4bool ifAppend = true);
58 void AddCoutFileName(const G4String& fileN = "G4cout.txt",
59 G4bool ifAppend = true);
60 void SetCerrFileName(const G4String& fileN = "G4cerr.txt",
61 G4bool ifAppend = true);
62 void AddCerrFileName(const G4String& fileN = "G4cerr.txt",
63 G4bool ifAppend = true);
64
65 void EnableBuffering(G4bool flag = true);
66
67 inline void SetPrefixString(const G4String& wd = "G4WT") { prefix = wd; }
68
69 void SetIgnoreCout(G4int tid = 0);
70 inline void SetIgnoreInit(G4bool val = true) { ignoreInit = val; }
71
72 inline G4String GetPrefixString() const { return prefix; }
73 inline G4String GetFullPrefixString() const
74 {
75 std::stringstream os;
76 os << prefix << id;
77 return os.str();
78 }
79
80 protected:
81 void AddMasterOutput(G4bool formatAlsoMaster);
82 void HandleFileCout(const G4String& fileN, G4bool appendFlag,
83 G4bool suppressDefault);
84 void HandleFileCerr(const G4String& fileN, G4bool appendFlag,
85 G4bool suppressDefault);
86
87 private:
88 void DumpBuffer();
89
90 private:
91 // Reference to the default destination
92 G4coutDestination* ref_defaultOut = nullptr;
93
94 // Reference to the master destination
95 G4coutDestination* ref_masterOut = nullptr;
96 G4bool masterDestinationFlag = true;
97 G4bool masterDestinationFmtFlag = true;
98
99 const G4int id;
100 G4bool useBuffer = false;
101 G4bool ignoreCout = false;
102 G4bool ignoreInit = true;
103
104 G4String prefix = "G4WT";
105 G4StateManager* stateMgr = nullptr;
106 };
107
108 #endif
109