1 /* GIO - GLib Input, Output and Streaming Library
3 * Copyright (C) 2006-2007 Red Hat, Inc.
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
15 * You should have received a copy of the GNU Lesser General
16 * Public License along with this library; if not, write to the
17 * Free Software Foundation, Inc., 59 Temple Place, Suite 330,
18 * Boston, MA 02111-1307, USA.
20 * Author: Alexander Larsson <alexl@redhat.com>
25 #include <sys/types.h>
35 #include <sys/statfs.h>
37 #if HAVE_SYS_STATVFS_H
38 #include <sys/statvfs.h>
42 #elif HAVE_SYS_MOUNT_H
44 #include <sys/param.h>
46 #include <sys/mount.h>
49 #if defined(HAVE_STATFS) && defined(HAVE_STATVFS)
50 /* Some systems have both statfs and statvfs, pick the
51 most "native" for these */
52 # if defined(sun) && defined(__SVR4)
53 /* on solaris, statfs doesn't even have the
57 /* at least on linux, statfs is the actual syscall */
61 #elif defined(HAVE_STATFS)
65 #elif defined(HAVE_STATVFS)
71 #include "glocalfile.h"
72 #include "glocalfileinfo.h"
73 #include "glocalfileenumerator.h"
74 #include "glocalfileinputstream.h"
75 #include "glocalfileoutputstream.h"
76 #include "glocaldirectorymonitor.h"
77 #include "glocalfilemonitor.h"
78 #include "gmountprivate.h"
79 #include <glib/gstdio.h>
88 #define S_ISDIR(m) (((m) & _S_IFMT) == _S_IFDIR)
91 #define S_ISLNK(m) (0)
97 static void g_local_file_file_iface_init (GFileIface *iface);
99 static GFileAttributeInfoList *local_writable_attributes = NULL;
100 static GFileAttributeInfoList *local_writable_namespaces = NULL;
104 GObject parent_instance;
109 #define g_local_file_get_type _g_local_file_get_type
110 G_DEFINE_TYPE_WITH_CODE (GLocalFile, g_local_file, G_TYPE_OBJECT,
111 G_IMPLEMENT_INTERFACE (G_TYPE_FILE,
112 g_local_file_file_iface_init))
114 static char * find_mountpoint_for (const char *file, dev_t dev);
117 g_local_file_finalize (GObject *object)
121 local = G_LOCAL_FILE (object);
123 g_free (local->filename);
125 if (G_OBJECT_CLASS (g_local_file_parent_class)->finalize)
126 (*G_OBJECT_CLASS (g_local_file_parent_class)->finalize) (object);
130 g_local_file_class_init (GLocalFileClass *klass)
132 GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
133 GFileAttributeInfoList *list;
135 gobject_class->finalize = g_local_file_finalize;
137 /* Set up attribute lists */
139 /* Writable attributes: */
141 list = g_file_attribute_info_list_new ();
143 g_file_attribute_info_list_add (list,
144 G_FILE_ATTRIBUTE_UNIX_MODE,
145 G_FILE_ATTRIBUTE_TYPE_UINT32,
146 G_FILE_ATTRIBUTE_INFO_COPY_WHEN_MOVED);
149 g_file_attribute_info_list_add (list,
150 G_FILE_ATTRIBUTE_UNIX_UID,
151 G_FILE_ATTRIBUTE_TYPE_UINT32,
152 G_FILE_ATTRIBUTE_INFO_COPY_WHEN_MOVED);
153 g_file_attribute_info_list_add (list,
154 G_FILE_ATTRIBUTE_UNIX_GID,
155 G_FILE_ATTRIBUTE_TYPE_UINT32,
156 G_FILE_ATTRIBUTE_INFO_COPY_WHEN_MOVED);
160 g_file_attribute_info_list_add (list,
161 G_FILE_ATTRIBUTE_STANDARD_SYMLINK_TARGET,
162 G_FILE_ATTRIBUTE_TYPE_BYTE_STRING,
167 g_file_attribute_info_list_add (list,
168 G_FILE_ATTRIBUTE_TIME_MODIFIED,
169 G_FILE_ATTRIBUTE_TYPE_UINT64,
170 G_FILE_ATTRIBUTE_INFO_COPY_WHEN_MOVED);
171 g_file_attribute_info_list_add (list,
172 G_FILE_ATTRIBUTE_TIME_MODIFIED_USEC,
173 G_FILE_ATTRIBUTE_TYPE_UINT32,
174 G_FILE_ATTRIBUTE_INFO_COPY_WHEN_MOVED);
175 g_file_attribute_info_list_add (list,
176 G_FILE_ATTRIBUTE_TIME_ACCESS,
177 G_FILE_ATTRIBUTE_TYPE_UINT64,
178 G_FILE_ATTRIBUTE_INFO_COPY_WHEN_MOVED);
179 g_file_attribute_info_list_add (list,
180 G_FILE_ATTRIBUTE_TIME_ACCESS_USEC,
181 G_FILE_ATTRIBUTE_TYPE_UINT32,
182 G_FILE_ATTRIBUTE_INFO_COPY_WHEN_MOVED);
185 local_writable_attributes = list;
187 /* Writable namespaces: */
189 list = g_file_attribute_info_list_new ();
192 g_file_attribute_info_list_add (list,
194 G_FILE_ATTRIBUTE_TYPE_STRING,
195 G_FILE_ATTRIBUTE_INFO_COPY_WITH_FILE |
196 G_FILE_ATTRIBUTE_INFO_COPY_WHEN_MOVED);
197 g_file_attribute_info_list_add (list,
199 G_FILE_ATTRIBUTE_TYPE_STRING,
200 G_FILE_ATTRIBUTE_INFO_COPY_WHEN_MOVED);
203 local_writable_namespaces = list;
207 g_local_file_init (GLocalFile *local)
213 canonicalize_filename (const char *filename)
215 char *canon, *start, *p, *q;
218 if (!g_path_is_absolute (filename))
220 cwd = g_get_current_dir ();
221 canon = g_build_filename (cwd, filename, NULL);
225 canon = g_strdup (filename);
227 start = (char *)g_path_skip_root (canon);
232 if (p[0] == '.' && (p[1] == 0 || G_IS_DIR_SEPARATOR (p[1])))
234 memmove (p, p+1, strlen (p+1)+1);
236 else if (p[0] == '.' && p[1] == '.' && (p[2] == 0 || G_IS_DIR_SEPARATOR (p[2])))
239 /* Skip previous separator */
243 while (p > start && !G_IS_DIR_SEPARATOR (*p))
245 if (G_IS_DIR_SEPARATOR (*p))
246 *p++ = G_DIR_SEPARATOR;
247 memmove (p, q, strlen (q)+1);
251 /* Skip until next separator */
252 while (*p != 0 && !G_IS_DIR_SEPARATOR (*p))
257 /* Canonicalize one separator */
258 *p++ = G_DIR_SEPARATOR;
262 /* Remove additional separators */
264 while (*q && G_IS_DIR_SEPARATOR (*q))
268 memmove (p, q, strlen (q)+1);
271 /* Remove trailing slashes */
272 if (p > start && G_IS_DIR_SEPARATOR (*(p-1)))
280 * @filename: filename of the file to create.
282 * Returns: new local #GFile.
285 _g_local_file_new (const char *filename)
289 local = g_object_new (G_TYPE_LOCAL_FILE, NULL);
290 local->filename = canonicalize_filename (filename);
292 return G_FILE (local);
296 g_local_file_is_native (GFile *file)
302 g_local_file_has_uri_scheme (GFile *file,
303 const char *uri_scheme)
305 return g_ascii_strcasecmp (uri_scheme, "file") == 0;
309 g_local_file_get_uri_scheme (GFile *file)
311 return g_strdup ("file");
315 g_local_file_get_basename (GFile *file)
317 return g_path_get_basename (G_LOCAL_FILE (file)->filename);
321 g_local_file_get_path (GFile *file)
323 return g_strdup (G_LOCAL_FILE (file)->filename);
327 g_local_file_get_uri (GFile *file)
329 return g_filename_to_uri (G_LOCAL_FILE (file)->filename, NULL, NULL);
333 get_filename_charset (const gchar **filename_charset)
335 const gchar **charsets;
338 is_utf8 = g_get_filename_charsets (&charsets);
340 if (filename_charset)
341 *filename_charset = charsets[0];
347 name_is_valid_for_display (const char *string,
348 gboolean is_valid_utf8)
352 if (!is_valid_utf8 &&
353 !g_utf8_validate (string, -1, NULL))
356 while ((c = *string++) != 0)
358 if (g_ascii_iscntrl(c))
366 g_local_file_get_parse_name (GFile *file)
368 const char *filename;
370 const gchar *charset;
372 char *roundtripped_filename;
373 gboolean free_utf8_filename;
374 gboolean is_valid_utf8;
376 filename = G_LOCAL_FILE (file)->filename;
377 if (get_filename_charset (&charset))
379 utf8_filename = (char *)filename;
380 free_utf8_filename = FALSE;
381 is_valid_utf8 = FALSE; /* Can't guarantee this */
385 utf8_filename = g_convert (filename, -1,
386 "UTF-8", charset, NULL, NULL, NULL);
387 free_utf8_filename = TRUE;
388 is_valid_utf8 = TRUE;
390 if (utf8_filename != NULL)
392 /* Make sure we can roundtrip: */
393 roundtripped_filename = g_convert (utf8_filename, -1,
394 charset, "UTF-8", NULL, NULL, NULL);
396 if (roundtripped_filename == NULL ||
397 strcmp (utf8_filename, roundtripped_filename) != 0)
399 g_free (utf8_filename);
400 utf8_filename = NULL;
406 if (utf8_filename != NULL &&
407 name_is_valid_for_display (utf8_filename, is_valid_utf8))
409 if (free_utf8_filename)
410 parse_name = utf8_filename;
412 parse_name = g_strdup (utf8_filename);
416 parse_name = g_filename_to_uri (filename, NULL, NULL);
417 if (free_utf8_filename)
418 g_free (utf8_filename);
425 g_local_file_get_parent (GFile *file)
427 GLocalFile *local = G_LOCAL_FILE (file);
428 const char *non_root;
433 non_root = g_path_skip_root (local->filename);
437 dirname = g_path_get_dirname (local->filename);
438 parent = _g_local_file_new (dirname);
444 g_local_file_dup (GFile *file)
446 GLocalFile *local = G_LOCAL_FILE (file);
448 return _g_local_file_new (local->filename);
452 g_local_file_hash (GFile *file)
454 GLocalFile *local = G_LOCAL_FILE (file);
456 return g_str_hash (local->filename);
460 g_local_file_equal (GFile *file1,
463 GLocalFile *local1 = G_LOCAL_FILE (file1);
464 GLocalFile *local2 = G_LOCAL_FILE (file2);
466 return g_str_equal (local1->filename, local2->filename);
470 match_prefix (const char *path,
475 prefix_len = strlen (prefix);
476 if (strncmp (path, prefix, prefix_len) != 0)
479 /* Handle the case where prefix is the root, so that
480 * the IS_DIR_SEPRARATOR check below works */
481 if (prefix_len > 0 &&
482 G_IS_DIR_SEPARATOR (prefix[prefix_len-1]))
485 return path + prefix_len;
489 g_local_file_contains_file (GFile *parent,
492 GLocalFile *parent_local = G_LOCAL_FILE (parent);
493 GLocalFile *descendant_local = G_LOCAL_FILE (descendant);
494 const char *remainder;
496 remainder = match_prefix (descendant_local->filename, parent_local->filename);
497 if (remainder != NULL && G_IS_DIR_SEPARATOR (*remainder))
503 g_local_file_get_relative_path (GFile *parent,
506 GLocalFile *parent_local = G_LOCAL_FILE (parent);
507 GLocalFile *descendant_local = G_LOCAL_FILE (descendant);
508 const char *remainder;
510 remainder = match_prefix (descendant_local->filename, parent_local->filename);
512 if (remainder != NULL && G_IS_DIR_SEPARATOR (*remainder))
513 return g_strdup (remainder + 1);
518 g_local_file_resolve_relative_path (GFile *file,
519 const char *relative_path)
521 GLocalFile *local = G_LOCAL_FILE (file);
525 if (g_path_is_absolute (relative_path))
526 return _g_local_file_new (relative_path);
528 filename = g_build_filename (local->filename, relative_path, NULL);
529 child = _g_local_file_new (filename);
535 static GFileEnumerator *
536 g_local_file_enumerate_children (GFile *file,
537 const char *attributes,
538 GFileQueryInfoFlags flags,
539 GCancellable *cancellable,
542 GLocalFile *local = G_LOCAL_FILE (file);
543 return _g_local_file_enumerator_new (local->filename,
549 g_local_file_get_child_for_display_name (GFile *file,
550 const char *display_name,
553 GFile *parent, *new_file;
556 basename = g_filename_from_utf8 (display_name, -1, NULL, NULL, NULL);
557 if (basename == NULL)
559 g_set_error (error, G_IO_ERROR,
560 G_IO_ERROR_INVALID_FILENAME,
561 _("Invalid filename %s"), display_name);
565 parent = g_file_get_parent (file);
566 new_file = g_file_get_child (file, basename);
567 g_object_unref (parent);
575 get_fs_type (long f_type)
578 /* filesystem ids taken from linux manpage */
675 G_LOCK_DEFINE_STATIC(mount_info_hash);
676 static GHashTable *mount_info_hash = NULL;
677 static guint64 mount_info_hash_cache_time = 0;
680 MOUNT_INFO_READONLY = 1<<0
684 device_equal (gconstpointer v1,
687 return *(dev_t *)v1 == * (dev_t *)v2;
691 device_hash (gconstpointer v)
693 return (guint) *(dev_t *)v;
697 get_mount_info (GFileInfo *fs_info,
699 GFileAttributeMatcher *matcher)
703 gpointer info_as_ptr;
707 GUnixMountEntry *mount;
710 if (g_lstat (path, &buf) != 0)
713 G_LOCK (mount_info_hash);
715 if (mount_info_hash == NULL)
716 mount_info_hash = g_hash_table_new_full (device_hash, device_equal,
720 if (g_unix_mounts_changed_since (mount_info_hash_cache_time))
721 g_hash_table_remove_all (mount_info_hash);
723 got_info = g_hash_table_lookup_extended (mount_info_hash,
728 G_UNLOCK (mount_info_hash);
730 mount_info = GPOINTER_TO_UINT (info_as_ptr);
736 mountpoint = find_mountpoint_for (path, buf.st_dev);
737 if (mountpoint == NULL)
740 mount = g_unix_mount_at (mountpoint, &cache_time);
743 if (g_unix_mount_is_readonly (mount))
744 mount_info |= MOUNT_INFO_READONLY;
746 g_unix_mount_free (mount);
749 dev = g_new0 (dev_t, 1);
752 G_LOCK (mount_info_hash);
753 mount_info_hash_cache_time = cache_time;
754 g_hash_table_insert (mount_info_hash, dev, GUINT_TO_POINTER (mount_info));
755 G_UNLOCK (mount_info_hash);
758 if (mount_info & MOUNT_INFO_READONLY)
759 g_file_info_set_attribute_boolean (fs_info, G_FILE_ATTRIBUTE_FILESYSTEM_READONLY, TRUE);
765 g_local_file_query_filesystem_info (GFile *file,
766 const char *attributes,
767 GCancellable *cancellable,
770 GLocalFile *local = G_LOCAL_FILE (file);
777 struct statfs statfs_buffer;
779 #elif defined(USE_STATVFS)
780 struct statvfs statfs_buffer;
783 GFileAttributeMatcher *attribute_matcher;
790 statfs_result = statfs (local->filename, &statfs_buffer);
791 #elif STATFS_ARGS == 4
792 statfs_result = statfs (local->filename, &statfs_buffer,
793 sizeof (statfs_buffer), 0);
795 block_size = statfs_buffer.f_bsize;
797 #if defined(__linux__)
798 /* ncpfs does not know the amount of available and free space *
799 * assuming ncpfs is linux specific, if you are on a non-linux platform
800 * where ncpfs is available, please file a bug about it on bugzilla.gnome.org
802 if (statfs_buffer.f_bavail == 0 && statfs_buffer.f_bfree == 0 &&
803 /* linux/ncp_fs.h: NCP_SUPER_MAGIC == 0x564c */
804 statfs_buffer.f_type == 0x564c)
808 #elif defined(USE_STATVFS)
809 statfs_result = statvfs (local->filename, &statfs_buffer);
810 block_size = statfs_buffer.f_frsize;
813 if (statfs_result == -1)
815 g_set_error (error, G_IO_ERROR,
816 g_io_error_from_errno (errno),
817 _("Error getting filesystem info: %s"),
822 info = g_file_info_new ();
824 attribute_matcher = g_file_attribute_matcher_new (attributes);
826 if (g_file_attribute_matcher_matches (attribute_matcher,
827 G_FILE_ATTRIBUTE_FILESYSTEM_FREE))
830 gchar *localdir = g_path_get_dirname (local->filename);
831 wchar_t *wdirname = g_utf8_to_utf16 (localdir, -1, NULL, NULL, NULL);
835 if (GetDiskFreeSpaceExW (wdirname, &li, NULL, NULL))
836 g_file_info_set_attribute_uint64 (info, G_FILE_ATTRIBUTE_FILESYSTEM_FREE, (guint64)li.QuadPart);
839 g_file_info_set_attribute_uint64 (info, G_FILE_ATTRIBUTE_FILESYSTEM_FREE, block_size * statfs_buffer.f_bavail);
842 if (g_file_attribute_matcher_matches (attribute_matcher,
843 G_FILE_ATTRIBUTE_FILESYSTEM_SIZE))
846 gchar *localdir = g_path_get_dirname (local->filename);
847 wchar_t *wdirname = g_utf8_to_utf16 (localdir, -1, NULL, NULL, NULL);
851 if (GetDiskFreeSpaceExW (wdirname, NULL, &li, NULL))
852 g_file_info_set_attribute_uint64 (info, G_FILE_ATTRIBUTE_FILESYSTEM_SIZE, (guint64)li.QuadPart);
855 g_file_info_set_attribute_uint64 (info, G_FILE_ATTRIBUTE_FILESYSTEM_SIZE, block_size * statfs_buffer.f_blocks);
859 fstype = get_fs_type (statfs_buffer.f_type);
861 g_file_attribute_matcher_matches (attribute_matcher,
862 G_FILE_ATTRIBUTE_FILESYSTEM_TYPE))
863 g_file_info_set_attribute_string (info, G_FILE_ATTRIBUTE_FILESYSTEM_TYPE, fstype);
866 if (g_file_attribute_matcher_matches (attribute_matcher,
867 G_FILE_ATTRIBUTE_FILESYSTEM_READONLY))
870 /* need to implement with *unix_mount* */
872 get_mount_info (info, local->filename, attribute_matcher);
876 g_file_attribute_matcher_unref (attribute_matcher);
882 g_local_file_find_enclosing_mount (GFile *file,
883 GCancellable *cancellable,
886 GLocalFile *local = G_LOCAL_FILE (file);
891 if (g_lstat (local->filename, &buf) != 0)
893 g_set_error (error, G_IO_ERROR,
894 G_IO_ERROR_NOT_FOUND,
895 _("Containing mount does not exist"));
899 mountpoint = find_mountpoint_for (local->filename, buf.st_dev);
900 if (mountpoint == NULL)
902 g_set_error (error, G_IO_ERROR,
903 G_IO_ERROR_NOT_FOUND,
904 _("Containing mount does not exist"));
908 mount = _g_mount_get_for_mount_path (mountpoint, cancellable);
913 g_set_error (error, G_IO_ERROR,
914 G_IO_ERROR_NOT_FOUND,
915 _("Containing mount does not exist"));
920 g_local_file_set_display_name (GFile *file,
921 const char *display_name,
922 GCancellable *cancellable,
925 GLocalFile *local, *new_local;
926 GFile *new_file, *parent;
930 parent = g_file_get_parent (file);
933 g_set_error (error, G_IO_ERROR,
935 _("Can't rename root directory"));
939 new_file = g_file_get_child_for_display_name (parent, display_name, error);
940 g_object_unref (parent);
942 if (new_file == NULL)
945 local = G_LOCAL_FILE (file);
946 new_local = G_LOCAL_FILE (new_file);
948 if (!(g_lstat (new_local->filename, &statbuf) == -1 &&
951 g_set_error (error, G_IO_ERROR,
953 _("Can't rename file, filename already exist"));
957 if (rename (local->filename, new_local->filename) == -1)
962 /* We can't get a rename file into itself error herer,
963 so this must be an invalid filename, on e.g. FAT */
964 g_set_error (error, G_IO_ERROR,
965 G_IO_ERROR_INVALID_FILENAME,
966 _("Invalid filename"));
968 g_set_error (error, G_IO_ERROR,
969 g_io_error_from_errno (errsv),
970 _("Error renaming file: %s"),
972 g_object_unref (new_file);
980 g_local_file_query_info (GFile *file,
981 const char *attributes,
982 GFileQueryInfoFlags flags,
983 GCancellable *cancellable,
986 GLocalFile *local = G_LOCAL_FILE (file);
988 GFileAttributeMatcher *matcher;
989 char *basename, *dirname;
990 GLocalParentFileInfo parent_info;
992 matcher = g_file_attribute_matcher_new (attributes);
994 basename = g_path_get_basename (local->filename);
996 dirname = g_path_get_dirname (local->filename);
997 _g_local_file_info_get_parent_info (dirname, matcher, &parent_info);
1000 info = _g_local_file_info_get (basename, local->filename,
1001 matcher, flags, &parent_info,
1006 g_file_attribute_matcher_unref (matcher);
1011 static GFileAttributeInfoList *
1012 g_local_file_query_settable_attributes (GFile *file,
1013 GCancellable *cancellable,
1016 return g_file_attribute_info_list_ref (local_writable_attributes);
1019 static GFileAttributeInfoList *
1020 g_local_file_query_writable_namespaces (GFile *file,
1021 GCancellable *cancellable,
1024 return g_file_attribute_info_list_ref (local_writable_namespaces);
1028 g_local_file_set_attribute (GFile *file,
1029 const char *attribute,
1030 GFileAttributeType type,
1032 GFileQueryInfoFlags flags,
1033 GCancellable *cancellable,
1036 GLocalFile *local = G_LOCAL_FILE (file);
1038 return _g_local_file_info_set_attribute (local->filename,
1048 g_local_file_set_attributes_from_info (GFile *file,
1050 GFileQueryInfoFlags flags,
1051 GCancellable *cancellable,
1054 GLocalFile *local = G_LOCAL_FILE (file);
1055 int res, chained_res;
1056 GFileIface* default_iface;
1058 res = _g_local_file_info_set_attributes (local->filename,
1064 error = NULL; /* Don't write over error if further errors */
1066 default_iface = g_type_default_interface_peek (G_TYPE_FILE);
1068 chained_res = (default_iface->set_attributes_from_info) (file, info, flags, cancellable, error);
1070 return res && chained_res;
1073 static GFileInputStream *
1074 g_local_file_read (GFile *file,
1075 GCancellable *cancellable,
1078 GLocalFile *local = G_LOCAL_FILE (file);
1082 fd = g_open (local->filename, O_RDONLY, 0);
1085 g_set_error (error, G_IO_ERROR,
1086 g_io_error_from_errno (errno),
1087 _("Error opening file: %s"),
1088 g_strerror (errno));
1092 if (fstat(fd, &buf) == 0 && S_ISDIR (buf.st_mode))
1095 g_set_error (error, G_IO_ERROR,
1096 G_IO_ERROR_IS_DIRECTORY,
1097 _("Can't open directory"));
1101 return _g_local_file_input_stream_new (fd);
1104 static GFileOutputStream *
1105 g_local_file_append_to (GFile *file,
1106 GFileCreateFlags flags,
1107 GCancellable *cancellable,
1110 return _g_local_file_output_stream_append (G_LOCAL_FILE (file)->filename,
1111 flags, cancellable, error);
1114 static GFileOutputStream *
1115 g_local_file_create (GFile *file,
1116 GFileCreateFlags flags,
1117 GCancellable *cancellable,
1120 return _g_local_file_output_stream_create (G_LOCAL_FILE (file)->filename,
1121 flags, cancellable, error);
1124 static GFileOutputStream *
1125 g_local_file_replace (GFile *file,
1127 gboolean make_backup,
1128 GFileCreateFlags flags,
1129 GCancellable *cancellable,
1132 return _g_local_file_output_stream_replace (G_LOCAL_FILE (file)->filename,
1133 etag, make_backup, flags,
1134 cancellable, error);
1139 g_local_file_delete (GFile *file,
1140 GCancellable *cancellable,
1143 GLocalFile *local = G_LOCAL_FILE (file);
1145 if (g_remove (local->filename) == -1)
1147 g_set_error (error, G_IO_ERROR,
1148 g_io_error_from_errno (errno),
1149 _("Error removing file: %s"),
1150 g_strerror (errno));
1158 strip_trailing_slashes (const char *path)
1163 path_copy = g_strdup (path);
1164 len = strlen (path_copy);
1165 while (len > 1 && path_copy[len-1] == '/')
1166 path_copy[--len] = 0;
1172 expand_symlink (const char *link)
1174 char *resolved, *canonical, *parent, *link2;
1175 char symlink_value[4096];
1183 res = readlink (link, symlink_value, sizeof (symlink_value) - 1);
1186 return g_strdup (link);
1187 symlink_value[res] = 0;
1190 if (g_path_is_absolute (symlink_value))
1191 return canonicalize_filename (symlink_value);
1194 link2 = strip_trailing_slashes (link);
1195 parent = g_path_get_dirname (link2);
1198 resolved = g_build_filename (parent, symlink_value, NULL);
1201 canonical = canonicalize_filename (resolved);
1210 get_parent (const char *path,
1214 struct stat parent_stat;
1218 path_copy = strip_trailing_slashes (path);
1220 parent = g_path_get_dirname (path_copy);
1221 if (strcmp (parent, ".") == 0 ||
1222 strcmp (parent, path_copy) == 0)
1231 if (g_lstat (parent, &parent_stat) != 0)
1237 if (S_ISLNK (parent_stat.st_mode))
1240 parent = expand_symlink (parent);
1245 if (num_recursions > 12)
1250 } while (S_ISLNK (parent_stat.st_mode));
1252 *parent_dev = parent_stat.st_dev;
1258 expand_all_symlinks (const char *path)
1260 char *parent, *parent_expanded;
1261 char *basename, *res;
1264 parent = get_parent (path, &parent_dev);
1267 parent_expanded = expand_all_symlinks (parent);
1269 basename = g_path_get_basename (path);
1270 res = g_build_filename (parent_expanded, basename, NULL);
1272 g_free (parent_expanded);
1275 res = g_strdup (path);
1281 find_mountpoint_for (const char *file,
1285 dev_t dir_dev, parent_dev;
1287 dir = g_strdup (file);
1292 parent = get_parent (dir, &parent_dev);
1296 if (parent_dev != dir_dev)
1310 find_topdir_for (const char *file)
1315 dir = get_parent (file, &dir_dev);
1319 return find_mountpoint_for (dir, dir_dev);
1325 get_unique_filename (const char *basename,
1331 return g_strdup (basename);
1333 dot = strchr (basename, '.');
1335 return g_strdup_printf ("%.*s.%d%s", (int)(dot - basename), basename, id, dot);
1337 return g_strdup_printf ("%s.%d", basename, id);
1341 path_has_prefix (const char *path,
1349 prefix_len = strlen (prefix);
1351 if (strncmp (path, prefix, prefix_len) == 0 &&
1352 (prefix_len == 0 || /* empty prefix always matches */
1353 prefix[prefix_len - 1] == '/' || /* last char in prefix was a /, so it must be in path too */
1354 path[prefix_len] == 0 ||
1355 path[prefix_len] == '/'))
1362 try_make_relative (const char *path,
1365 char *path2, *base2;
1368 path2 = expand_all_symlinks (path);
1369 base2 = expand_all_symlinks (base);
1372 if (path_has_prefix (path2, base2))
1374 relative = path2 + strlen (base2);
1375 while (*relative == '/')
1377 relative = g_strdup (relative);
1385 /* Failed, use abs path */
1386 return g_strdup (path);
1390 escape_trash_name (char *name)
1393 const gchar hex[16] = "0123456789ABCDEF";
1395 str = g_string_new ("");
1403 if (g_ascii_isprint (c))
1404 g_string_append_c (str, c);
1407 g_string_append_c (str, '%');
1408 g_string_append_c (str, hex[((guchar)c) >> 4]);
1409 g_string_append_c (str, hex[((guchar)c) & 0xf]);
1413 return g_string_free (str, FALSE);
1417 g_local_file_trash (GFile *file,
1418 GCancellable *cancellable,
1421 GLocalFile *local = G_LOCAL_FILE (file);
1422 struct stat file_stat, home_stat;
1423 const char *homedir;
1424 char *trashdir, *topdir, *infodir, *filesdir;
1425 char *basename, *trashname, *trashfile, *infoname, *infofile;
1426 char *original_name, *original_name_escaped;
1429 gboolean is_homedir_trash;
1430 char delete_time[32];
1433 struct stat trash_stat, global_stat;
1434 char *dirname, *globaldir;
1437 if (g_lstat (local->filename, &file_stat) != 0)
1439 g_set_error (error, G_IO_ERROR,
1440 g_io_error_from_errno (errno),
1441 _("Error trashing file: %s"),
1442 g_strerror (errno));
1446 homedir = g_get_home_dir ();
1447 g_stat (homedir, &home_stat);
1449 is_homedir_trash = FALSE;
1451 if (file_stat.st_dev == home_stat.st_dev)
1453 is_homedir_trash = TRUE;
1455 trashdir = g_build_filename (g_get_user_data_dir (), "Trash", NULL);
1456 if (g_mkdir_with_parents (trashdir, 0700) < 0)
1462 display_name = g_filename_display_name (trashdir);
1463 g_set_error (error, G_IO_ERROR,
1464 g_io_error_from_errno (err),
1465 _("Unable to create trash dir %s: %s"),
1466 display_name, g_strerror (err));
1467 g_free (display_name);
1471 topdir = g_strdup (g_get_user_data_dir ());
1476 g_warning ("Recycle bin not implemented");
1482 g_snprintf (uid_str, sizeof (uid_str), "%lu", (unsigned long)uid);
1484 topdir = find_topdir_for (local->filename);
1487 g_set_error (error, G_IO_ERROR,
1488 G_IO_ERROR_NOT_SUPPORTED,
1489 _("Unable to find toplevel directory for trash"));
1493 /* Try looking for global trash dir $topdir/.Trash/$uid */
1494 globaldir = g_build_filename (topdir, ".Trash", NULL);
1495 if (g_lstat (globaldir, &global_stat) == 0 &&
1496 S_ISDIR (global_stat.st_mode) &&
1497 (global_stat.st_mode & S_ISVTX) != 0)
1499 trashdir = g_build_filename (globaldir, uid_str, NULL);
1501 if (g_lstat (trashdir, &trash_stat) == 0)
1503 if (!S_ISDIR (trash_stat.st_mode) ||
1504 trash_stat.st_uid != uid)
1506 /* Not a directory or not owned by user, ignore */
1511 else if (g_mkdir (trashdir, 0700) == -1)
1519 if (trashdir == NULL)
1521 /* No global trash dir, or it failed the tests, fall back to $topdir/.Trash-$uid */
1522 dirname = g_strdup_printf (".Trash-%s", uid_str);
1523 trashdir = g_build_filename (topdir, dirname, NULL);
1526 if (g_lstat (trashdir, &trash_stat) == 0)
1528 if (!S_ISDIR (trash_stat.st_mode) ||
1529 trash_stat.st_uid != uid)
1531 /* Not a directory or not owned by user, ignore */
1536 else if (g_mkdir (trashdir, 0700) == -1)
1544 if (trashdir == NULL)
1547 g_set_error (error, G_IO_ERROR,
1548 G_IO_ERROR_NOT_SUPPORTED,
1549 _("Unable to find or create trash directory"));
1554 /* Trashdir points to the trash dir with the "info" and "files" subdirectories */
1556 infodir = g_build_filename (trashdir, "info", NULL);
1557 filesdir = g_build_filename (trashdir, "files", NULL);
1560 /* Make sure we have the subdirectories */
1561 if ((g_mkdir (infodir, 0700) == -1 && errno != EEXIST) ||
1562 (g_mkdir (filesdir, 0700) == -1 && errno != EEXIST))
1567 g_set_error (error, G_IO_ERROR,
1568 G_IO_ERROR_NOT_SUPPORTED,
1569 _("Unable to find or create trash directory"));
1573 basename = g_path_get_basename (local->filename);
1581 trashname = get_unique_filename (basename, i++);
1582 infoname = g_strconcat (trashname, ".trashinfo", NULL);
1583 infofile = g_build_filename (infodir, infoname, NULL);
1586 fd = open (infofile, O_CREAT | O_EXCL, 0666);
1587 } while (fd == -1 && errno == EEXIST);
1599 g_set_error (error, G_IO_ERROR,
1600 g_io_error_from_errno (errno),
1601 _("Unable to create trashed file: %s"),
1602 g_strerror (errno));
1608 /* TODO: Maybe we should verify that you can delete the file from the trash
1609 before moving it? OTOH, that is hard, as it needs a recursive scan */
1611 trashfile = g_build_filename (filesdir, trashname, NULL);
1615 if (g_rename (local->filename, trashfile) == -1)
1622 g_set_error (error, G_IO_ERROR,
1623 g_io_error_from_errno (errno),
1624 _("Unable to trash file: %s"),
1625 g_strerror (errno));
1631 /* TODO: Do we need to update mtime/atime here after the move? */
1633 /* Use absolute names for homedir */
1634 if (is_homedir_trash)
1635 original_name = g_strdup (local->filename);
1637 original_name = try_make_relative (local->filename, topdir);
1638 original_name_escaped = escape_trash_name (original_name);
1640 g_free (original_name);
1646 g_get_current_time (&now);
1647 strncpy (delete_time, g_time_val_to_iso8601 (&now), sizeof (delete_time));
1654 localtime_r (&t, &now);
1656 strftime(delete_time, sizeof (delete_time), "%Y-%m-%dT%H:%M:%S", &now);
1660 data = g_strdup_printf ("[Trash Info]\nPath=%s\nDeletionDate=%s\n",
1661 original_name_escaped, delete_time);
1663 g_file_set_contents (infofile, data, -1, NULL);
1667 g_free (original_name_escaped);
1674 g_local_file_make_directory (GFile *file,
1675 GCancellable *cancellable,
1678 GLocalFile *local = G_LOCAL_FILE (file);
1680 if (g_mkdir (local->filename, 0755) == -1)
1684 if (errsv == EINVAL)
1685 /* This must be an invalid filename, on e.g. FAT */
1686 g_set_error (error, G_IO_ERROR,
1687 G_IO_ERROR_INVALID_FILENAME,
1688 _("Invalid filename"));
1690 g_set_error (error, G_IO_ERROR,
1691 g_io_error_from_errno (errsv),
1692 _("Error removing file: %s"),
1693 g_strerror (errsv));
1701 g_local_file_make_symbolic_link (GFile *file,
1702 const char *symlink_value,
1703 GCancellable *cancellable,
1707 GLocalFile *local = G_LOCAL_FILE (file);
1709 if (symlink (symlink_value, local->filename) == -1)
1713 if (errsv == EINVAL)
1714 /* This must be an invalid filename, on e.g. FAT */
1715 g_set_error (error, G_IO_ERROR,
1716 G_IO_ERROR_INVALID_FILENAME,
1717 _("Invalid filename"));
1719 g_set_error (error, G_IO_ERROR,
1720 g_io_error_from_errno (errsv),
1721 _("Error making symbolic link: %s"),
1722 g_strerror (errsv));
1727 g_set_error (error, G_IO_ERROR, G_IO_ERROR_NOT_SUPPORTED, "Symlinks not supported");
1734 g_local_file_copy (GFile *source,
1736 GFileCopyFlags flags,
1737 GCancellable *cancellable,
1738 GFileProgressCallback progress_callback,
1739 gpointer progress_callback_data,
1742 /* Fall back to default copy */
1743 g_set_error (error, G_IO_ERROR, G_IO_ERROR_NOT_SUPPORTED, "Copy not supported");
1748 g_local_file_move (GFile *source,
1750 GFileCopyFlags flags,
1751 GCancellable *cancellable,
1752 GFileProgressCallback progress_callback,
1753 gpointer progress_callback_data,
1756 GLocalFile *local_source = G_LOCAL_FILE (source);
1757 GLocalFile *local_destination = G_LOCAL_FILE (destination);
1758 struct stat statbuf;
1759 gboolean destination_exist, source_is_dir;
1763 res = g_lstat (local_source->filename, &statbuf);
1766 g_set_error (error, G_IO_ERROR,
1767 g_io_error_from_errno (errno),
1768 _("Error moving file: %s"),
1769 g_strerror (errno));
1773 source_is_dir = S_ISDIR (statbuf.st_mode);
1775 destination_exist = FALSE;
1776 res = g_lstat (local_destination->filename, &statbuf);
1779 destination_exist = TRUE; /* Target file exists */
1781 if (flags & G_FILE_COPY_OVERWRITE)
1783 /* Always fail on dirs, even with overwrite */
1784 if (S_ISDIR (statbuf.st_mode))
1788 G_IO_ERROR_WOULD_MERGE,
1789 _("Can't move directory over directory"));
1798 _("Target file already exists"));
1803 if (flags & G_FILE_COPY_BACKUP && destination_exist)
1805 backup_name = g_strconcat (local_destination->filename, "~", NULL);
1806 if (rename (local_destination->filename, backup_name) == -1)
1810 G_IO_ERROR_CANT_CREATE_BACKUP,
1811 _("Backup file creation failed"));
1812 g_free (backup_name);
1815 g_free (backup_name);
1816 destination_exist = FALSE; /* It did, but no more */
1819 if (source_is_dir && destination_exist && (flags & G_FILE_COPY_OVERWRITE))
1821 /* Source is a dir, destination exists (and is not a dir, because that would have failed
1822 earlier), and we're overwriting. Manually remove the target so we can do the rename. */
1823 res = unlink (local_destination->filename);
1826 g_set_error (error, G_IO_ERROR,
1827 g_io_error_from_errno (errno),
1828 _("Error removing target file: %s"),
1829 g_strerror (errno));
1834 if (rename (local_source->filename, local_destination->filename) == -1)
1839 /* This will cause the fallback code to run */
1840 g_set_error (error, G_IO_ERROR,
1841 G_IO_ERROR_NOT_SUPPORTED,
1842 _("Move between mounts not supported"));
1843 else if (errsv == EINVAL)
1844 /* This must be an invalid filename, on e.g. FAT, or
1845 we're trying to move the file into itself...
1846 We return invalid filename for both... */
1847 g_set_error (error, G_IO_ERROR,
1848 G_IO_ERROR_INVALID_FILENAME,
1849 _("Invalid filename"));
1851 g_set_error (error, G_IO_ERROR,
1852 g_io_error_from_errno (errsv),
1853 _("Error moving file: %s"),
1854 g_strerror (errsv));
1861 static GFileMonitor*
1862 g_local_file_monitor_dir (GFile *file,
1863 GFileMonitorFlags flags,
1864 GCancellable *cancellable,
1867 GLocalFile* local_file = G_LOCAL_FILE(file);
1868 return _g_local_directory_monitor_new (local_file->filename, flags, error);
1871 static GFileMonitor*
1872 g_local_file_monitor_file (GFile *file,
1873 GFileMonitorFlags flags,
1874 GCancellable *cancellable,
1877 GLocalFile* local_file = G_LOCAL_FILE(file);
1878 return _g_local_file_monitor_new (local_file->filename, flags, error);
1882 g_local_file_file_iface_init (GFileIface *iface)
1884 iface->dup = g_local_file_dup;
1885 iface->hash = g_local_file_hash;
1886 iface->equal = g_local_file_equal;
1887 iface->is_native = g_local_file_is_native;
1888 iface->has_uri_scheme = g_local_file_has_uri_scheme;
1889 iface->get_uri_scheme = g_local_file_get_uri_scheme;
1890 iface->get_basename = g_local_file_get_basename;
1891 iface->get_path = g_local_file_get_path;
1892 iface->get_uri = g_local_file_get_uri;
1893 iface->get_parse_name = g_local_file_get_parse_name;
1894 iface->get_parent = g_local_file_get_parent;
1895 iface->contains_file = g_local_file_contains_file;
1896 iface->get_relative_path = g_local_file_get_relative_path;
1897 iface->resolve_relative_path = g_local_file_resolve_relative_path;
1898 iface->get_child_for_display_name = g_local_file_get_child_for_display_name;
1899 iface->set_display_name = g_local_file_set_display_name;
1900 iface->enumerate_children = g_local_file_enumerate_children;
1901 iface->query_info = g_local_file_query_info;
1902 iface->query_filesystem_info = g_local_file_query_filesystem_info;
1903 iface->find_enclosing_mount = g_local_file_find_enclosing_mount;
1904 iface->query_settable_attributes = g_local_file_query_settable_attributes;
1905 iface->query_writable_namespaces = g_local_file_query_writable_namespaces;
1906 iface->set_attribute = g_local_file_set_attribute;
1907 iface->set_attributes_from_info = g_local_file_set_attributes_from_info;
1908 iface->read_fn = g_local_file_read;
1909 iface->append_to = g_local_file_append_to;
1910 iface->create = g_local_file_create;
1911 iface->replace = g_local_file_replace;
1912 iface->delete_file = g_local_file_delete;
1913 iface->trash = g_local_file_trash;
1914 iface->make_directory = g_local_file_make_directory;
1915 iface->make_symbolic_link = g_local_file_make_symbolic_link;
1916 iface->copy = g_local_file_copy;
1917 iface->move = g_local_file_move;
1918 iface->monitor_dir = g_local_file_monitor_dir;
1919 iface->monitor_file = g_local_file_monitor_file;