Import Geant4 11.2.0.beta source tree

2023-06-30 09:09:57 +02:00
parent aef78ca386
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+//
+// ********************************************************************
+// * License and Disclaimer                                           *
+// *                                                                  *
+// * The  Geant4 software  is  copyright of the Copyright Holders  of *
+// * the Geant4 Collaboration.  It is provided  under  the terms  and *
+// * conditions of the Geant4 Software License,  included in the file *
+// * LICENSE and available at  http://cern.ch/geant4/license .  These *
+// * include a list of copyright holders.                             *
+// *                                                                  *
+// * Neither the authors of this software system, nor their employing *
+// * institutes,nor the agencies providing financial support for this *
+// * work  make  any representation or  warranty, express or implied, *
+// * regarding  this  software system or assume any liability for its *
+// * use.  Please see the license in the file  LICENSE  and URL above *
+// * for the full disclaimer and the limitation of liability.         *
+// *                                                                  *
+// * This  code  implementation is the result of  the  scientific and *
+// * technical work of the GEANT4 collaboration.                      *
+// * By using,  copying,  modifying or  distributing the software (or *
+// * any work based  on the software)  you  agree  to acknowledge its *
+// * use  in  resulting  scientific  publications,  and indicate your *
+// * acceptance of all terms of the Geant4 Software license.          *
+// ********************************************************************
+//
+/// @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