diff options
| author | Roland McGrath <[email protected]> | 1995-04-09 03:18:11 +0000 |
|---|---|---|
| committer | Roland McGrath <[email protected]> | 1995-04-09 03:18:11 +0000 |
| commit | 2f14fde6d0fd935b267341fc2c43ed2bcc2a37f5 (patch) | |
| tree | 355294ff3359961785fa5b6519c6204dc0d00281 /lisp | |
| parent | c4f57b91f11a371b7b23ef2e7c46f6cdc515a0af (diff) | |
(next-file): Handle empty list returned by (tags-table-files).
Diffstat (limited to 'lisp')
| -rw-r--r-- | lisp/progmodes/etags.el | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/lisp/progmodes/etags.el b/lisp/progmodes/etags.el index e572d3361f..9c76c6b28c 100644 --- a/lisp/progmodes/etags.el +++ b/lisp/progmodes/etags.el @@ -1268,7 +1268,9 @@ if the file was newly read in, the value is the filename." (setq tail (cdr tail))) ;; Use a copy so the next loop iteration will not modify the ;; list later returned by (tags-table-files). - (setcdr tail (copy-sequence (tags-table-files))))))) + (if tail + (setcdr tail (copy-sequence (tags-table-files))) + (setq next-file-list (copy-sequence (tags-table-files))))))) (t ;; Initialize the list by evalling the argument. (setq next-file-list (eval initialize)))) |