1/* lt__dirent.c -- internal directory entry scanning interface 2 3 Copyright (C) 2001, 2004 Free Software Foundation, Inc. 4 Written by Bob Friesenhahn, 2001 5 6 NOTE: The canonical source of this file is maintained with the 7 GNU Libtool package. Report bugs to bug-libtool@gnu.org. 8 9GNU Libltdl is free software; you can redistribute it and/or 10modify it under the terms of the GNU Lesser General Public 11License as published by the Free Software Foundation; either 12version 2 of the License, or (at your option) any later version. 13 14As a special exception to the GNU Lesser General Public License, 15if you distribute this file as part of a program or library that 16is built using GNU Libtool, you may include this file under the 17same distribution terms that you use for the rest of that program. 18 19GNU Libltdl is distributed in the hope that it will be useful, 20but WITHOUT ANY WARRANTY; without even the implied warranty of 21MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 22GNU Lesser General Public License for more details. 23 24You should have received a copy of the GNU Lesser General Public 25License along with GNU Libltdl; see the file COPYING.LIB. If not, a 26copy can be downloaded from http://www.gnu.org/licenses/lgpl.html, 27or obtained by writing to the Free Software Foundation, Inc., 2851 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. 29*/ 30 31#include "lt__private.h" 32 33#include <assert.h> 34#include <stddef.h> 35 36#include "lt__dirent.h" 37 38#if defined(__WINDOWS__) 39 40void 41closedir (DIR *entry) 42{ 43 assert (entry != (DIR *) NULL); 44 FindClose (entry->hSearch); 45 free ((void *) entry); 46} 47 48 49DIR * 50opendir (const char *path) 51{ 52 char file_spec[LT_FILENAME_MAX]; 53 DIR *entry; 54 55 assert (path != (char *) 0); 56 if (lt_strlcpy (file_spec, path, sizeof file_spec) >= sizeof file_spec 57 || lt_strlcat (file_spec, "\\", sizeof file_spec) >= sizeof file_spec) 58 return (DIR *) 0; 59 entry = (DIR *) malloc (sizeof(DIR)); 60 if (entry != (DIR *) 0) 61 { 62 entry->firsttime = TRUE; 63 entry->hSearch = FindFirstFile (file_spec, &entry->Win32FindData); 64 65 if (entry->hSearch == INVALID_HANDLE_VALUE) 66 { 67 if (lt_strlcat (file_spec, "\\*.*", sizeof file_spec) < sizeof file_spec) 68 { 69 entry->hSearch = FindFirstFile (file_spec, &entry->Win32FindData); 70 } 71 72 if (entry->hSearch == INVALID_HANDLE_VALUE) 73 { 74 entry = (free (entry), (DIR *) 0); 75 } 76 } 77 } 78 79 return entry; 80} 81 82 83struct dirent * 84readdir (DIR *entry) 85{ 86 int status; 87 88 if (entry == (DIR *) 0) 89 return (struct dirent *) 0; 90 91 if (!entry->firsttime) 92 { 93 status = FindNextFile (entry->hSearch, &entry->Win32FindData); 94 if (status == 0) 95 return (struct dirent *) 0; 96 } 97 98 entry->firsttime = FALSE; 99 if (lt_strlcpy (entry->file_info.d_name, entry->Win32FindData.cFileName, 100 sizeof entry->file_info.d_name) >= sizeof entry->file_info.d_name) 101 return (struct dirent *) 0; 102 entry->file_info.d_namlen = strlen (entry->file_info.d_name); 103 104 return &entry->file_info; 105} 106 107#endif /*defined(__WINDOWS__)*/ 108