Gabriele Cosmo
78 lines
2.8 KiB
C++
78 lines
2.8 KiB
C++
//
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// ********************************************************************
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// * DISCLAIMER *
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// * *
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// * The following disclaimer summarizes all the specific disclaimers *
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// * of contributors to this software. The specific disclaimers,which *
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// * govern, are listed with their locations in: *
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// * http://cern.ch/geant4/license *
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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. *
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// * *
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// * This code implementation is the intellectual property of the *
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// * GEANT4 collaboration. *
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// * By copying, distributing or modifying the Program (or any work *
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// * based on the Program) you indicate your acceptance of this *
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// * statement, and all its terms. *
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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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int Shell(std::string s) { return ::system(s.c_str()); };
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// execute the shell command. returns zero if success.
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int 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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int 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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