Gabriele Cosmo
81 lines
3.0 KiB
C++
81 lines
3.0 KiB
C++
//
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// ********************************************************************
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// * License and Disclaimer *
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// * *
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// * The Geant4 software is copyright of the Copyright Holders of *
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// * the Geant4 Collaboration. It is provided under the terms and *
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// * conditions of the Geant4 Software License, included in the file *
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// * LICENSE and available at http://cern.ch/geant4/license . These *
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// * include a list of copyright holders. *
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// * *
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// * Neither the authors of this software system, nor their employing *
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// * institutes,nor the agencies providing financial support for this *
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// * work make any representation or warranty, express or implied, *
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// * regarding this software system or assume any liability for its *
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// * use. Please see the license in the file LICENSE and URL above *
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// * for the full disclaimer and the limitation of liability. *
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// * *
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// * This code implementation is the result of the scientific and *
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// * technical work of the GEANT4 collaboration. *
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// * By using, copying, modifying or distributing the software (or *
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// * any work based on the software) you agree to acknowledge its *
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// * use in resulting scientific publications, and indicate your *
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// * acceptance of all terms of the Geant4 Software license. *
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// ********************************************************************
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//
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// File: G4FileUtilities.hh
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//
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// History:
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// 01.08.24 Youhei Morita Initial creation
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#ifndef FILE_UTILITIES_HH
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#define FILE_UTILITIES_HH 1
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#include "G4Types.hh"
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#include <sys/types.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include <errno.h>
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#include <stdlib.h>
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#include <string.h>
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#include <string>
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#include <iostream>
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// Class Description:
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// File utilities to access files with POSIX interface.
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class G4FileUtilities
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{
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public: // With description
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G4FileUtilities();
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// Constructor
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~G4FileUtilities();
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// Destructor
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public: // With description
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G4bool FileExists(const std::string file);
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// checks if the "file" exists. returns true if it does.
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std::string StrErrNo() const { return ::strerror(errno); };
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// returns the error message of the last system call as string.
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G4int Shell(std::string str) { return ::system(str.c_str()); };
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// execute the shell command. returns zero if success.
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G4int CopyFile(const std::string srcFile, const std::string dstFile);
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// copies the "srcFile" to "dstFile". returns zero if success.
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G4int DeleteFile(const std::string file, const std::string option);
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// deletes the "file" with the "option". returns zero if success.
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std::string GetEnv(const std::string env) { return ::getenv(env.c_str()); };
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// retuns the value of environment variable as string.
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}; // End of class G4FileUtilities
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#endif
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