X-Git-Url: https://git.notmuchmail.org/git?p=notmuch;a=blobdiff_plain;f=notmuch-new.c;h=44b50aaa2c49ceea06825abea39256790f2c1a5d;hp=3e6b96a7c45688501b512650d9332ac1c02032b2;hb=14e98e454e86d2322ecb6b9dc2364280cde4afbd;hpb=c5416b6f1b2ec0ab1bcc011b521542a7839479d2

diff --git a/notmuch-new.c b/notmuch-new.c
index 3e6b96a7..44b50aaa 100644
--- a/notmuch-new.c
+++ b/notmuch-new.c
@@ -273,9 +273,19 @@ add_files_recursive (notmuch_database_t *notmuch,
 
 	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
@@ -314,7 +324,7 @@ add_files_recursive (notmuch_database_t *notmuch,
 
 	/* 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,
@@ -323,10 +333,10 @@ add_files_recursive (notmuch_database_t *notmuch,
 
 	    _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);
@@ -339,11 +349,17 @@ add_files_recursive (notmuch_database_t *notmuch,
 		_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;
 
@@ -365,10 +381,10 @@ add_files_recursive (notmuch_database_t *notmuch,
 	}
 
 	/* 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;
 	}
 
@@ -440,7 +456,7 @@ add_files_recursive (notmuch_database_t *notmuch,
 
     /* 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,
@@ -448,10 +464,10 @@ add_files_recursive (notmuch_database_t *notmuch,
 
 	_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,
@@ -459,7 +475,7 @@ add_files_recursive (notmuch_database_t *notmuch,
 
 	_filename_list_add (state->removed_directories, absolute);
 
-	notmuch_filenames_advance (db_subdirs);
+	notmuch_filenames_move_to_next (db_subdirs);
     }
 
     if (! interrupted) {
@@ -660,8 +676,8 @@ _remove_directory (void *ctx,
     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));
@@ -674,8 +690,8 @@ _remove_directory (void *ctx,
     }
 
     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));