1 | // |
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2 | // C++ Implementation: osutils |
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3 | // |
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4 | // Description: |
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5 | // |
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6 | // |
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7 | // Author: smidl <smidl@utia.cas.cz>, (C) 2008 |
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8 | // |
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9 | // Copyright: See COPYING file that comes with this distribution |
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10 | // |
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11 | // |
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12 | |
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13 | #include "osutils.h" |
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14 | #include "bdmerror.h" |
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15 | #include <iostream> |
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16 | #include <stdexcept> |
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17 | #include <string> |
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18 | |
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19 | #ifdef WIN32 |
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20 | #include "dirent.h" |
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21 | #include <direct.h> |
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22 | #define rmdir _rmdir |
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23 | #define unlink _unlink |
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24 | #else |
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25 | #include <dirent.h> |
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26 | #include <unistd.h> |
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27 | #include <sys/types.h> |
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28 | #include <sys/stat.h> |
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29 | #endif |
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30 | |
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31 | #include <fcntl.h> |
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32 | #include <errno.h> |
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33 | |
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34 | |
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35 | void get_fname ( char* filename, string &dirname, string &f ) { |
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36 | #ifdef WIN32 |
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37 | sprintf ( filename, "%s\\%s", dirname.c_str(), f.c_str() ); |
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38 | #else |
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39 | sprintf ( filename, "%s/%s", dirname.c_str() , f.c_str() ); |
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40 | #endif |
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41 | } |
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42 | |
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43 | void makedir ( string &dirname, bool rewrite ) { |
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44 | #ifdef WIN32 |
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45 | if ( _mkdir ( dirname.c_str() ) == -1 ) // Create the directory |
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46 | #else |
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47 | if ( mkdir ( dirname.c_str(), 00755 ) == -1 ) // Create the directory |
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48 | #endif |
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49 | { |
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50 | if ( ( rewrite ) && ( errno == EEXIST ) ) bdm_warning ( "rewriting directory" ); |
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51 | else bdm_error ( "dirfilelog:: cannot create directory" ); |
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52 | } |
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53 | } |
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54 | |
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55 | bool remove_all ( const char *path ) { |
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56 | DIR *dir; |
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57 | dirent *de; |
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58 | |
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59 | bool rv = true; |
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60 | if ( ( dir = opendir ( path ) ) != 0 ) { |
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61 | try { |
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62 | std::string top ( path ); |
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63 | top += "/"; |
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64 | |
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65 | while ( ( de = readdir ( dir ) ) != 0 ) { |
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66 | if ( strcmp ( de->d_name, "." ) && strcmp ( de->d_name, ".." ) ) { |
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67 | std::string subpath ( top ); |
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68 | subpath += de->d_name; |
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69 | remove_all ( subpath.c_str() ); |
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70 | } |
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71 | } |
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72 | } catch ( ... ) { |
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73 | closedir ( dir ); |
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74 | throw; |
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75 | } |
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76 | |
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77 | closedir ( dir ); |
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78 | |
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79 | if ( rmdir ( path ) ) { |
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80 | std::string msg = "can't remove dir "; |
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81 | msg += path; |
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82 | bdm_error ( msg ); |
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83 | } |
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84 | } else { |
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85 | if ( ( errno == ENOTDIR ) || // Linux |
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86 | ( errno == EINVAL ) ) { // Windows |
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87 | if ( unlink ( path ) ) { |
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88 | std::string msg = "can't remove file "; |
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89 | msg += path; |
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90 | bdm_error ( msg ); |
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91 | } |
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92 | } else { |
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93 | if ( errno != ENOENT ) { |
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94 | std::string msg = "can't remove "; |
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95 | msg += path; |
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96 | bdm_error ( msg ); |
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97 | } else { |
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98 | // it wasn't there in the first place |
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99 | rv = false; |
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100 | } |
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101 | } |
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102 | } |
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103 | |
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104 | return rv; |
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105 | } |
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