00001 /********************************************************************** 00002 * $Id: cpl_dir_cpp-source.html,v 1.5 2000/11/06 04:49:01 warmerda Exp $ 00003 * 00004 * Name: cpl_dir.cpp 00005 * Project: CPL - Common Portability Library 00006 * Purpose: Directory manipulation. 00007 * Author: Daniel Morissette, danmo@videotron.ca 00008 * 00009 ********************************************************************** 00010 * Copyright (c) 1998, Daniel Morissette 00011 * 00012 * Permission is hereby granted, free of charge, to any person obtaining a 00013 * copy of this software and associated documentation files (the "Software"), 00014 * to deal in the Software without restriction, including without limitation 00015 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 00016 * and/or sell copies of the Software, and to permit persons to whom the 00017 * Software is furnished to do so, subject to the following conditions: 00018 * 00019 * The above copyright notice and this permission notice shall be included 00020 * in all copies or substantial portions of the Software. 00021 * 00022 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 00023 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 00024 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 00025 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 00026 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 00027 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 00028 * DEALINGS IN THE SOFTWARE. 00029 ********************************************************************** 00030 * 00031 * $Log: cpl_dir_cpp-source.html,v $ 00031 * Revision 1.5 2000/11/06 04:49:01 warmerda 00031 * *** empty log message *** 00031 * 00032 * Revision 1.3 2000/09/25 19:59:03 warmerda 00033 * look for WIN32 not _WIN32 00034 * 00035 * Revision 1.2 1999/05/20 02:54:38 warmerda 00036 * Added API documentation 00037 * 00038 * Revision 1.1 1999/02/25 04:52:00 danmo 00039 * *** empty log message *** 00040 * 00041 **********************************************************************/ 00042 00043 #include "cpl_conv.h" 00044 #include "cpl_string.h" 00045 00046 00047 #ifdef WIN32 00048 00049 /*===================================================================== 00050 WIN32 / MSVC++ implementation 00051 *====================================================================*/ 00052 00053 #include <io.h> 00054 00055 /********************************************************************** 00056 * CPLReadDir() 00057 * 00058 * Return a stringlist with the list of files in a directory. 00059 * The returned stringlist should be freed with CSLDestroy(). 00060 * 00061 * Returns NULL if an error happened or if the directory could not 00062 * be read. 00063 **********************************************************************/ 00064 00081 char **CPLReadDir(const char *pszPath) 00082 { 00083 struct _finddata_t c_file; 00084 long hFile; 00085 char *pszFileSpec, **papszDir = NULL; 00086 00087 if (strlen(pszPath) == 0) 00088 pszPath = "."; 00089 00090 pszFileSpec = CPLStrdup(CPLSPrintf("%s\\*.*", pszPath)); 00091 00092 if ( (hFile = _findfirst( pszFileSpec, &c_file )) != -1L ) 00093 { 00094 do 00095 { 00096 papszDir = CSLAddString(papszDir, c_file.name); 00097 } while( _findnext( hFile, &c_file ) == 0 ); 00098 00099 _findclose( hFile ); 00100 } 00101 else 00102 { 00103 /* Should we generate an error??? 00104 * For now we'll just return NULL (at the end of the function) 00105 */ 00106 } 00107 00108 CPLFree(pszFileSpec); 00109 00110 return papszDir; 00111 } 00112 00113 #else 00114 00115 /*===================================================================== 00116 POSIX (Unix) implementation 00117 *====================================================================*/ 00118 00119 #include <sys/types.h> 00120 #include <dirent.h> 00121 00122 /********************************************************************** 00123 * CPLReadDir() 00124 * 00125 * Return a stringlist with the list of files in a directory. 00126 * The returned stringlist should be freed with CSLDestroy(). 00127 * 00128 * Returns NULL if an error happened or if the directory could not 00129 * be read. 00130 **********************************************************************/ 00131 char **CPLReadDir(const char *pszPath) 00132 { 00133 DIR *hDir; 00134 struct dirent *psDirEntry; 00135 char **papszDir = NULL; 00136 00137 if (strlen(pszPath) == 0) 00138 pszPath = "."; 00139 00140 if ( (hDir = opendir(pszPath)) != NULL ) 00141 { 00142 while( (psDirEntry = readdir(hDir)) != NULL ) 00143 { 00144 papszDir = CSLAddString(papszDir, psDirEntry->d_name); 00145 } 00146 00147 closedir( hDir ); 00148 } 00149 else 00150 { 00151 /* Should we generate an error??? 00152 * For now we'll just return NULL (at the end of the function) 00153 */ 00154 } 00155 00156 return papszDir; 00157 } 00158 00159 #endif