Geant4 Cross Reference

Cross-Referencing   Geant4
Geant4/persistency/mctruth/include/G4FileUtilities.hh

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  1 //
  2 // ********************************************************************
  3 // * License and Disclaimer                                           *
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  8 // * LICENSE and available at  http://cern.ch/geant4/license .  These *
  9 // * include a list of copyright holders.                             *
 10 // *                                                                  *
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 24 // ********************************************************************
 25 //
 26 // G4FileUtilities
 27 //
 28 // Class Description:
 29 //
 30 // File utilities to access files with POSIX interface
 31 
 32 // Author: Youhei Morita, 24.08.2001
 33 // --------------------------------------------------------------------
 34 #ifndef G4FILE_UTILITIES_HH
 35 #define G4FILE_UTILITIES_HH 1
 36 
 37 #include "G4Types.hh"
 38 #include "G4String.hh"
 39 
 40 class G4FileUtilities
 41 {
 42   public:
 43 
 44     G4FileUtilities();
 45       // Constructor
 46 
 47     ~G4FileUtilities();
 48       // Destructor
 49 
 50     G4bool FileExists(const G4String& file);
 51       // checks if the "file" exists.  returns true if it does
 52 
 53     G4String StrErrNo() const;
 54       // returns the error message of the last system call as string
 55 
 56     G4int Shell(const G4String& str);
 57       // executes the shell command.  returns zero if success
 58 
 59     G4int CopyFile(const G4String& srcFile, const G4String& dstFile);
 60       // copies the "srcFile" to "dstFile".  returns zero if success
 61 
 62     G4int DeleteFile(const G4String& file, const G4String& option);
 63       // deletes the "file" with the "option".  returns zero if success
 64 
 65     G4String GetEnv(const G4String& env);
 66       // retuns the value of environment variable as string
 67 };
 68 
 69 #endif
 70