entry = fs_entries[i];
- if (entry->d_type != DT_DIR && entry->d_type != DT_LNK
- && entry->d_type != DT_UNKNOWN)
+ /* We only want to descend into directories.
+ * But symlinks can be to directories too, of course.
+ *
+ * And if the filesystem doesn't tell us the file type in the
+ * scandir results, then it might be a directory (and if not,
+ * then we'll stat and return immediately in the next level of
+ * recursion). */
+ if (entry->d_type != DT_DIR &&
+ entry->d_type != DT_LNK &&
+ entry->d_type != DT_UNKNOWN)
+ {
continue;
+ }
/* Ignore special directories to avoid infinite recursion.
* Also ignore the .notmuch directory and any "tmp" directory
/* Check if we've walked past any names in db_files or
* db_subdirs. If so, these have been deleted. */
- while (notmuch_filenames_has_more (db_files) &&
+ while (notmuch_filenames_valid (db_files) &&
strcmp (notmuch_filenames_get (db_files), entry->d_name) < 0)
{
char *absolute = talloc_asprintf (state->removed_files,
_filename_list_add (state->removed_files, absolute);
- notmuch_filenames_advance (db_files);
+ notmuch_filenames_move_to_next (db_files);
}
- while (notmuch_filenames_has_more (db_subdirs) &&
+ while (notmuch_filenames_valid (db_subdirs) &&
strcmp (notmuch_filenames_get (db_subdirs), entry->d_name) <= 0)
{
const char *filename = notmuch_filenames_get (db_subdirs);
_filename_list_add (state->removed_directories, absolute);
}
- notmuch_filenames_advance (db_subdirs);
+ notmuch_filenames_move_to_next (db_subdirs);
}
/* If we're looking at a symlink, we only want to add it if it
- * links to a regular file, (and not to a directory, say). */
+ * links to a regular file, (and not to a directory, say).
+ *
+ * Similarly, if the file is of unknown type (due to filesytem
+ * limitations), then we also need to look closer.
+ *
+ * In either case, a stat does the trick.
+ */
if (entry->d_type == DT_LNK || entry->d_type == DT_UNKNOWN) {
int err;
}
/* Don't add a file that we've added before. */
- if (notmuch_filenames_has_more (db_files) &&
+ if (notmuch_filenames_valid (db_files) &&
strcmp (notmuch_filenames_get (db_files), entry->d_name) == 0)
{
- notmuch_filenames_advance (db_files);
+ notmuch_filenames_move_to_next (db_files);
continue;
}
/* Now that we've walked the whole filesystem list, anything left
* over in the database lists has been deleted. */
- while (notmuch_filenames_has_more (db_files))
+ while (notmuch_filenames_valid (db_files))
{
char *absolute = talloc_asprintf (state->removed_files,
"%s/%s", path,
_filename_list_add (state->removed_files, absolute);
- notmuch_filenames_advance (db_files);
+ notmuch_filenames_move_to_next (db_files);
}
- while (notmuch_filenames_has_more (db_subdirs))
+ while (notmuch_filenames_valid (db_subdirs))
{
char *absolute = talloc_asprintf (state->removed_directories,
"%s/%s", path,
_filename_list_add (state->removed_directories, absolute);
- notmuch_filenames_advance (db_subdirs);
+ notmuch_filenames_move_to_next (db_subdirs);
}
if (! interrupted) {
directory = notmuch_database_get_directory (notmuch, path);
for (files = notmuch_directory_get_child_files (directory);
- notmuch_filenames_has_more (files);
- notmuch_filenames_advance (files))
+ notmuch_filenames_valid (files);
+ notmuch_filenames_move_to_next (files))
{
absolute = talloc_asprintf (ctx, "%s/%s", path,
notmuch_filenames_get (files));
}
for (subdirs = notmuch_directory_get_child_directories (directory);
- notmuch_filenames_has_more (subdirs);
- notmuch_filenames_advance (subdirs))
+ notmuch_filenames_valid (subdirs);
+ notmuch_filenames_move_to_next (subdirs))
{
absolute = talloc_asprintf (ctx, "%s/%s", path,
notmuch_filenames_get (subdirs));