1 | // |
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2 | // ******************************************************************** |
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3 | // * License and Disclaimer * |
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4 | // * * |
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5 | // * The Geant4 software is copyright of the Copyright Holders of * |
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6 | // * the Geant4 Collaboration. It is provided under the terms and * |
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7 | // * conditions of the Geant4 Software License, included in the file * |
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8 | // * LICENSE and available at http://cern.ch/geant4/license . These * |
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9 | // * include a list of copyright holders. * |
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10 | // * * |
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11 | // * Neither the authors of this software system, nor their employing * |
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12 | // * institutes,nor the agencies providing financial support for this * |
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13 | // * work make any representation or warranty, express or implied, * |
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14 | // * regarding this software system or assume any liability for its * |
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15 | // * use. Please see the license in the file LICENSE and URL above * |
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16 | // * for the full disclaimer and the limitation of liability. * |
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17 | // * * |
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18 | // * This code implementation is the result of the scientific and * |
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19 | // * technical work of the GEANT4 collaboration. * |
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20 | // * By using, copying, modifying or distributing the software (or * |
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21 | // * any work based on the software) you agree to acknowledge its * |
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22 | // * use in resulting scientific publications, and indicate your * |
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23 | // * acceptance of all terms of the Geant4 Software license. * |
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24 | // ******************************************************************** |
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25 | // |
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26 | // File: G4FileUtilities.hh |
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27 | // |
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28 | // History: |
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29 | // 01.08.24 Youhei Morita Initial creation |
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30 | |
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31 | #ifndef FILE_UTILITIES_HH |
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32 | #define FILE_UTILITIES_HH 1 |
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33 | |
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34 | #include "G4Types.hh" |
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35 | |
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36 | #include <sys/types.h> |
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37 | #include <fcntl.h> |
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38 | #include <unistd.h> |
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39 | #include <errno.h> |
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40 | #include <stdlib.h> |
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41 | #include <string.h> |
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42 | #include <string> |
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43 | #include <iostream> |
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44 | |
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45 | |
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46 | // Class Description: |
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47 | // File utilities to access files with POSIX interface. |
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48 | |
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49 | class G4FileUtilities |
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50 | { |
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51 | public: // With description |
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52 | G4FileUtilities(); |
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53 | // Constructor |
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54 | |
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55 | ~G4FileUtilities(); |
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56 | // Destructor |
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57 | |
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58 | public: // With description |
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59 | G4bool FileExists(const std::string file); |
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60 | // checks if the "file" exists. returns true if it does. |
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61 | |
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62 | std::string StrErrNo() const { return ::strerror(errno); }; |
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63 | // returns the error message of the last system call as string. |
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64 | |
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65 | int Shell(std::string s) { return ::system(s.c_str()); }; |
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66 | // execute the shell command. returns zero if success. |
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67 | |
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68 | int CopyFile(const std::string srcFile, const std::string dstFile); |
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69 | // copies the "srcFile" to "dstFile". returns zero if success. |
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70 | |
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71 | int DeleteFile(const std::string file, const std::string option); |
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72 | // deletes the "file" with the "option". returns zero if success. |
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73 | |
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74 | std::string GetEnv(const std::string env) { return ::getenv(env.c_str()); }; |
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75 | // retuns the value of environment variable as string. |
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76 | |
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77 | }; // End of class G4FileUtilities |
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78 | |
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79 | #endif |
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80 | |
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