summaryrefslogtreecommitdiff
path: root/lisp/ibuf-ext.el
diff options
context:
space:
mode:
Diffstat (limited to 'lisp/ibuf-ext.el')
-rw-r--r--lisp/ibuf-ext.el13
1 files changed, 11 insertions, 2 deletions
diff --git a/lisp/ibuf-ext.el b/lisp/ibuf-ext.el
index a3143e5e29a..a1adb1df35a 100644
--- a/lisp/ibuf-ext.el
+++ b/lisp/ibuf-ext.el
@@ -1033,8 +1033,11 @@ group definitions by setting `ibuffer-filter-groups' to nil."
(ibuffer-jump-to-buffer (buffer-name buf)))))
(defun ibuffer-push-filter (filter-specification)
- "Add FILTER-SPECIFICATION to `ibuffer-filtering-qualifiers'."
- (push filter-specification ibuffer-filtering-qualifiers))
+ "Add FILTER-SPECIFICATION to `ibuffer-filtering-qualifiers'.
+If FILTER-SPECIFICATION is already in the list then return nil. Otherwise,
+return the updated list."
+ (unless (member filter-specification ibuffer-filtering-qualifiers)
+ (push filter-specification ibuffer-filtering-qualifiers)))
;;;###autoload
(defun ibuffer-decompose-filter ()
@@ -1283,6 +1286,12 @@ currently used by buffers."
:reader (read-from-minibuffer "Filter by name (regexp): "))
(string-match qualifier (buffer-name buf)))
+;;;###autoload (autoload 'ibuffer-filter-by-process "ibuf-ext")
+(define-ibuffer-filter process
+ "Limit current view to buffers running a process."
+ (:description "process")
+ (get-buffer-process buf))
+
;;;###autoload (autoload 'ibuffer-filter-by-starred-name "ibuf-ext")
(define-ibuffer-filter starred-name
"Limit current view to buffers with name beginning and ending