00001 /********************************************************************** 00002 * $Id: cpl_dir_cpp-source.html,v 1.10 2002/04/16 13:11:47 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 1.10 2002/04/16 13:11:47 warmerda 00031 * updated 00031 * 00032 * Revision 1.4 2001/07/18 04:00:49 warmerda 00033 * added CPL_CVSID 00034 * 00035 * Revision 1.3 2000/09/25 19:59:03 warmerda 00036 * look for WIN32 not _WIN32 00037 * 00038 * Revision 1.2 1999/05/20 02:54:38 warmerda 00039 * Added API documentation 00040 * 00041 * Revision 1.1 1999/02/25 04:52:00 danmo 00042 * *** empty log message *** 00043 * 00044 **********************************************************************/ 00045 00046 #include "cpl_conv.h" 00047 #include "cpl_string.h" 00048 00049 CPL_CVSID("$Id: cpl_dir_cpp-source.html,v 1.10 2002/04/16 13:11:47 warmerda Exp $"); 00050 00051 #ifdef WIN32 00052 00053 /*===================================================================== 00054 WIN32 / MSVC++ implementation 00055 *====================================================================*/ 00056 00057 #include <io.h> 00058 00059 /********************************************************************** 00060 * CPLReadDir() 00061 * 00062 * Return a stringlist with the list of files in a directory. 00063 * The returned stringlist should be freed with CSLDestroy(). 00064 * 00065 * Returns NULL if an error happened or if the directory could not 00066 * be read. 00067 **********************************************************************/ 00068 00069 char **CPLReadDir(const char *pszPath) 00070 { 00071 struct _finddata_t c_file; 00072 long hFile; 00073 char *pszFileSpec, **papszDir = NULL; 00074 00075 if (strlen(pszPath) == 0) 00076 pszPath = "."; 00077 00078 pszFileSpec = CPLStrdup(CPLSPrintf("%s\\*.*", pszPath)); 00079 00080 if ( (hFile = _findfirst( pszFileSpec, &c_file )) != -1L ) 00081 { 00082 do 00083 { 00084 papszDir = CSLAddString(papszDir, c_file.name); 00085 } while( _findnext( hFile, &c_file ) == 0 ); 00086 00087 _findclose( hFile ); 00088 } 00089 else 00090 { 00091 /* Should we generate an error??? 00092 * For now we'll just return NULL (at the end of the function) 00093 */ 00094 } 00095 00096 CPLFree(pszFileSpec); 00097 00098 return papszDir; 00099 } 00100 00101 #else 00102 00103 /*===================================================================== 00104 POSIX (Unix) implementation 00105 *====================================================================*/ 00106 00107 #include <sys/types.h> 00108 #include <dirent.h> 00109 00110 /********************************************************************** 00111 * CPLReadDir() 00112 * 00113 * Return a stringlist with the list of files in a directory. 00114 * The returned stringlist should be freed with CSLDestroy(). 00115 * 00116 * Returns NULL if an error happened or if the directory could not 00117 * be read. 00118 **********************************************************************/ 00119 00136 char **CPLReadDir(const char *pszPath) 00137 { 00138 DIR *hDir; 00139 struct dirent *psDirEntry; 00140 char **papszDir = NULL; 00141 00142 if (strlen(pszPath) == 0) 00143 pszPath = "."; 00144 00145 if ( (hDir = opendir(pszPath)) != NULL ) 00146 { 00147 while( (psDirEntry = readdir(hDir)) != NULL ) 00148 { 00149 papszDir = CSLAddString(papszDir, psDirEntry->d_name); 00150 } 00151 00152 closedir( hDir ); 00153 } 00154 else 00155 { 00156 /* Should we generate an error??? 00157 * For now we'll just return NULL (at the end of the function) 00158 */ 00159 } 00160 00161 return papszDir; 00162 } 00163 00164 #endif