G4CopyRandomState.hh

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/// @file G4CopyRandomState.hh
/// @brief Helper function for copying random state files in G4run
/// @author Ben Morgan
/// @date 2023-06-05 
 
#ifndef G4CopyRandomState_hh
#define G4CopyRandomState_hh
 
#include "G4Exception.hh"
#include "G4Filesystem.hh"
#include "G4String.hh"
#include "G4Types.hh"
 
/// Return true if file `source` is successfully copied to `dest`
/// Convert any thrown exception to JustWarning G4Exception
inline G4bool G4CopyRandomState(const G4fs::path& source, const G4fs::path& dest,
                              const G4String& callsite)
{
  try {
    G4fs::copy_file(source, dest);
  }
  catch (G4fs::filesystem_error const& ex) {
    G4ExceptionDescription ed;
    ed << "Failed to copy " << ex.path1() << " to " << ex.path2() << " , error:\n"
       << "  code   : " << ex.code().value() << '\n'
       << "  message: " << ex.code().message() << '\n';
    G4Exception(callsite, "UnableToCopyRndmStateFile", JustWarning, ed);
    return false;
  }
  return true;
}
 
#endif  // G4CopyRandomState_hh