Importing pgnus-0.55

[elisp/gnus.git-] / lisp / nneething.el

diff --git a/lisp/nneething.el b/lisp/nneething.el
index 8048849..61e8276 100644 (file)
--- a/lisp/nneething.el
+++ b/lisp/nneething.el
@@ -45,6 +45,11 @@
   "Regexp saying what files to exclude from the group.
 If this variable is nil, no files will be excluded.")
 
+(defvoo nneething-include-files nil
+  "Regexp saying what files to include in the group.
+If this variable is non-nil, only files matching this regexp will be
+included.")
+
 \f
 
 ;;; Internal variables.
@@ -211,6 +216,16 @@ If this variable is nil, no files will be excluded.")
                  (setq files (cdr files)))
              (setq prev f))
            (setq f (cdr f)))))
+      ;; Remove files not matching the inclusion regexp.
+      (when nneething-include-files
+       (let ((f files)
+             prev)
+         (while f
+           (if (not (string-match nneething-include-files (car f)))
+               (if prev (setcdr prev (cdr f))
+                 (setq files (cdr files)))
+             (setq prev f))
+           (setq f (cdr f)))))
       ;; Remove deleted files from the map.
       (let ((map nneething-map)
            prev)