1 /* GLIB - Library of useful routines for C programming
2 * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
4 * gdir.c: Simplified wrapper around the DIRENT functions.
6 * Copyright 2001 Hans Breuer
7 * Copyright 2004 Tor Lillqvist
9 * This library is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU Lesser General Public
11 * License as published by the Free Software Foundation; either
12 * version 2 of the License, or (at your option) any later version.
14 * This library is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * Lesser General Public License for more details.
19 * You should have received a copy of the GNU Lesser General Public
20 * License along with this library; if not, write to the
21 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
22 * Boston, MA 02111-1307, USA.
32 #include <sys/types.h>
43 #if defined (_MSC_VER) && !defined (HAVE_DIRENT_H)
44 #include "../build/win32/dirent/dirent.h"
45 #include "../build/win32/dirent/wdirent.c"
56 gchar utf8_buf[FILENAME_MAX*4];
62 * @path: the path to the directory you are interested in. On Unix
63 * in the on-disk encoding. On Windows in UTF-8
64 * @flags: Currently must be set to 0. Reserved for future use.
65 * @error: return location for a #GError, or %NULL.
66 * If non-%NULL, an error will be set if and only if
69 * Opens a directory for reading. The names of the files in the
70 * directory can then be retrieved using g_dir_read_name().
72 * Return value: a newly allocated #GDir on success, %NULL on failure.
73 * If non-%NULL, you must free the result with g_dir_close()
74 * when you are finished with it.
77 g_dir_open (const gchar *path,
88 g_return_val_if_fail (path != NULL, NULL);
91 wpath = g_utf8_to_utf16 (path, -1, NULL, NULL, error);
96 dir = g_new (GDir, 1);
98 dir->wdirp = _wopendir (wpath);
108 g_file_error_from_errno (errno),
109 _("Error opening directory '%s': %s"),
110 path, g_strerror (errno));
116 dir = g_new (GDir, 1);
118 dir->dirp = opendir (path);
124 utf8_path = g_filename_to_utf8 (path, -1,
128 g_file_error_from_errno (errno),
129 _("Error opening directory '%s': %s"),
130 utf8_path, g_strerror (errno));
141 /* The above function actually is called g_dir_open_utf8, and it's
142 * that what applications compiled with this GLib version will
148 /* Binary compatibility version. Not for newly compiled code. */
151 g_dir_open (const gchar *path,
155 gchar *utf8_path = g_locale_to_utf8 (path, -1, NULL, NULL, error);
158 if (utf8_path == NULL)
161 retval = g_dir_open_utf8 (utf8_path, flags, error);
171 * @dir: a #GDir* created by g_dir_open()
173 * Retrieves the name of the next entry in the directory. The '.' and
174 * '..' entries are omitted. On Windows, the returned name is in
175 * UTF-8. On Unix, it is in the on-disk encoding.
177 * Return value: The entry's name or %NULL if there are no
178 * more entries. The return value is owned by GLib and
179 * must not be modified or freed.
181 G_CONST_RETURN gchar*
182 g_dir_read_name (GDir *dir)
186 struct _wdirent *wentry;
188 struct dirent *entry;
191 g_return_val_if_fail (dir != NULL, NULL);
196 wentry = _wreaddir (dir->wdirp);
198 && (0 == wcscmp (wentry->d_name, L".") ||
199 0 == wcscmp (wentry->d_name, L"..")))
200 wentry = _wreaddir (dir->wdirp);
205 utf8_name = g_utf16_to_utf8 (wentry->d_name, -1, NULL, NULL, NULL);
207 if (utf8_name == NULL)
208 continue; /* Huh, impossible? Skip it anyway */
210 strcpy (dir->utf8_buf, utf8_name);
213 return dir->utf8_buf;
216 entry = readdir (dir->dirp);
218 && (0 == strcmp (entry->d_name, ".") ||
219 0 == strcmp (entry->d_name, "..")))
220 entry = readdir (dir->dirp);
223 return entry->d_name;
231 /* Ditto for g_dir_read_name */
233 #undef g_dir_read_name
235 /* Binary compatibility version. Not for newly compiled code. */
237 G_CONST_RETURN gchar*
238 g_dir_read_name (GDir *dir)
242 const gchar *utf8_name = g_dir_read_name_utf8 (dir);
245 if (utf8_name == NULL)
248 retval = g_locale_from_utf8 (utf8_name, -1, NULL, NULL, NULL);
252 strcpy (dir->utf8_buf, retval);
255 return dir->utf8_buf;
264 * @dir: a #GDir* created by g_dir_open()
266 * Resets the given directory. The next call to g_dir_read_name()
267 * will return the first entry again.
270 g_dir_rewind (GDir *dir)
272 g_return_if_fail (dir != NULL);
275 _wrewinddir (dir->wdirp);
277 rewinddir (dir->dirp);
283 * @dir: a #GDir* created by g_dir_open()
285 * Closes the directory and deallocates all related resources.
288 g_dir_close (GDir *dir)
290 g_return_if_fail (dir != NULL);
293 _wclosedir (dir->wdirp);
295 closedir (dir->dirp);
301 #include "galiasdef.c"