00001 /********************************************************************** 00002 * $Id: cpl_dir_cpp-source.html,v 1.1 2000/09/25 20:50:11 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 1.1 2000/09/25 20:50:11 warmerda 00031 * New 00031 * 00032 * Revision 1.2 1999/05/20 02:54:38 warmerda 00033 * Added API documentation 00034 * 00035 * Revision 1.1 1999/02/25 04:52:00 danmo 00036 * *** empty log message *** 00037 * 00038 **********************************************************************/ 00039 00040 #include "cpl_conv.h" 00041 #include "cpl_string.h" 00042 00043 00044 #ifdef _WIN32 00045 00046 /*===================================================================== 00047 WIN32 / MSVC++ implementation 00048 *====================================================================*/ 00049 00050 #include <io.h> 00051 00052 /********************************************************************** 00053 * CPLReadDir() 00054 * 00055 * Return a stringlist with the list of files in a directory. 00056 * The returned stringlist should be freed with CSLDestroy(). 00057 * 00058 * Returns NULL if an error happened or if the directory could not 00059 * be read. 00060 **********************************************************************/ 00061 00078 char **CPLReadDir(const char *pszPath) 00079 { 00080 struct _finddata_t c_file; 00081 long hFile; 00082 char *pszFileSpec, **papszDir = NULL; 00083 00084 if (strlen(pszPath) == 0) 00085 pszPath = "."; 00086 00087 pszFileSpec = CPLStrdup(CPLSPrintf("%s\\*.*", pszPath)); 00088 00089 if ( (hFile = _findfirst( pszFileSpec, &c_file )) != -1L ) 00090 { 00091 do 00092 { 00093 papszDir = CSLAddString(papszDir, c_file.name); 00094 } while( _findnext( hFile, &c_file ) == 0 ); 00095 00096 _findclose( hFile ); 00097 } 00098 else 00099 { 00100 /* Should we generate an error??? 00101 * For now we'll just return NULL (at the end of the function) 00102 */ 00103 } 00104 00105 CPLFree(pszFileSpec); 00106 00107 return papszDir; 00108 } 00109 00110 #else 00111 00112 /*===================================================================== 00113 POSIX (Unix) implementation 00114 *====================================================================*/ 00115 00116 #include <sys/types.h> 00117 #include <dirent.h> 00118 00119 /********************************************************************** 00120 * CPLReadDir() 00121 * 00122 * Return a stringlist with the list of files in a directory. 00123 * The returned stringlist should be freed with CSLDestroy(). 00124 * 00125 * Returns NULL if an error happened or if the directory could not 00126 * be read. 00127 **********************************************************************/ 00128 char **CPLReadDir(const char *pszPath) 00129 { 00130 DIR *hDir; 00131 struct dirent *psDirEntry; 00132 char **papszDir = NULL; 00133 00134 if (strlen(pszPath) == 0) 00135 pszPath = "."; 00136 00137 if ( (hDir = opendir(pszPath)) != NULL ) 00138 { 00139 while( (psDirEntry = readdir(hDir)) != NULL ) 00140 { 00141 papszDir = CSLAddString(papszDir, psDirEntry->d_name); 00142 } 00143 00144 closedir( hDir ); 00145 } 00146 else 00147 { 00148 /* Should we generate an error??? 00149 * For now we'll just return NULL (at the end of the function) 00150 */ 00151 } 00152 00153 return papszDir; 00154 } 00155 00156 #endif