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25 //
26 /// @file G4CopyRandomState.hh
27 /// @brief Helper function for copying random state files in G4run
28 /// @author Ben Morgan
29 /// @date 2023-06-05
30
31 #ifndef G4CopyRandomState_hh
32 #define G4CopyRandomState_hh
33
34 #include "G4Exception.hh"
35 #include "G4Filesystem.hh"
36 #include "G4String.hh"
37 #include "G4Types.hh"
38
39 /// Return true if file `source` is successfully copied to `dest`
40 /// Convert any thrown exception to JustWarning G4Exception
41 inline G4bool G4CopyRandomState(const G4fs::path& source, const G4fs::path& dest,
42 const G4String& callsite)
43 {
44 try {
45 G4fs::copy_file(source, dest);
46 }
47 catch (G4fs::filesystem_error const& ex) {
48 G4ExceptionDescription ed;
49 ed << "Failed to copy " << ex.path1() << " to " << ex.path2() << " , error:\n"
50 << " code : " << ex.code().value() << '\n'
51 << " message: " << ex.code().message() << '\n';
52 G4Exception(callsite, "UnableToCopyRndmStateFile", JustWarning, ed);
53 return false;
54 }
55 return true;
56 }
57
58 #endif // G4CopyRandomState_hh
59