bug#14673: Fwd: Show all lines in marked buffers matching a regexp (with patch)

bug#14673: Fwd: Show all lines in marked buffers matching a regexp (with patch)

[Matthias Meulien]

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Severity: wishlist
Tags: patch


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From: Matthias Meulien <orontee@gmail.com>
To: emacs-devel@gnu.org
Subject: Show all lines in marked buffers matching a regexp (with patch)
References: <20130618.092933.35336000126336498.kazu@iij.ad.jp> 
<20130618.112719.2252126271017151770.kazu@iij.ad.jp> 
<8338sfs5ct.fsf@gnu.org> <20130619.064010.988324446963344956.kazu@iij.ad.jp>
Date: Wed, 19 Jun 2013 02:46:18 +0200
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Yamamoto \=\?utf-8\?B\?KOWxseacrOWSjOW9pikiJ3M\=\?\= message of "Wed, 19 
Jun 2013 06:40:10 +0900 (JST)")
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Don't you think the Buffer List should have a command to show all
lines in marked buffers matching a regexp?

An analog of `M-s a C-s' and `M-s a M-C-s' but using Multi Occur
in place of ISearch.

Here is a patch to lisp/buff-menu.el that adds such a command with
key binding `M-s a C-o'.
-- 
Matthias



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From a4f8d342ebad3f357ba470c8e7b56a36e57c4379 Mon Sep 17 00:00:00 2001
From: Matthias Meulien <orontee@gmail.com>
Date: Wed, 19 Jun 2013 02:28:22 +0200
Subject: [PATCH] Extend buffer menu with command to show lines in marked
 buffers matching a regexp

---
 lisp/buff-menu.el | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/lisp/buff-menu.el b/lisp/buff-menu.el
index 6c02233..0ac109d 100644
--- a/lisp/buff-menu.el
+++ b/lisp/buff-menu.el
@@ -129,7 +129,8 @@ commands.")
     (define-key map "T" 'Buffer-menu-toggle-files-only)
     (define-key map (kbd "M-s a C-s")   'Buffer-menu-isearch-buffers)
     (define-key map (kbd "M-s a M-C-s") 'Buffer-menu-isearch-buffers-regexp)
-
+    (define-key map (kbd "M-s a C-o") 'Buffer-menu-multi-occur)
+    
     (define-key map [mouse-2] 'Buffer-menu-mouse-select)
     (define-key map [follow-link] 'mouse-face)
 
@@ -169,6 +170,9 @@ commands.")
     (bindings--define-key menu-map [ir]
       '(menu-item "Isearch Marked Buffers..." Buffer-menu-isearch-buffers
 		 :help "Search for a string through all marked buffers using Isearch"))
+    (bindings--define-key menu-map [mo]
+      '(menu-item "Multi Occur Marked Buffers..." Buffer-menu-multi-occur
+		 :help "Show lines matching a regexp in marked buffers using Occur"))
     (bindings--define-key menu-map [s3] menu-bar-separator)
     (bindings--define-key menu-map [by]
       '(menu-item "Bury" Buffer-menu-bury
@@ -226,6 +230,7 @@ In Buffer Menu mode, the following commands are defined:
      buffer selected before this one in another window.
 \\[Buffer-menu-isearch-buffers]    Incremental search in the marked buffers.
 \\[Buffer-menu-isearch-buffers-regexp]  Isearch for regexp in the marked buffers.
+\\[Buffer-menu-multi-occur] Show lines matching regexp in the marked buffers.
 \\[Buffer-menu-visit-tags-table]    visit-tags-table this buffer.
 \\[Buffer-menu-not-modified]    Clear modified-flag on that buffer.
 \\[Buffer-menu-save]    Mark that buffer to be saved, and move down.
@@ -477,6 +482,13 @@ If UNMARK is non-nil, unmark them."
   (interactive)
   (multi-isearch-buffers-regexp (Buffer-menu-marked-buffers)))
 
+(defun Buffer-menu-multi-occur ()
+  "Show all lines in marked buffers containing a match for a
+regexp ."
+  (interactive)
+  (let ((regexp (occur-read-primary-args)))
+    (multi-occur (Buffer-menu-marked-buffers) (car regexp))))
+
 \f
 (defun Buffer-menu-visit-tags-table ()
   "Visit the tags table in the buffer on this line.  See `visit-tags-table'."
-- 
1.8.3.1



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Comments welcome,
-- 
Matthias

bug#14673: Fwd: Show all lines in marked buffers matching a regexp (with patch)

[Juri Linkov]

> Severity: wishlist
> Tags: patch
>
> Here is a patch to lisp/buff-menu.el that adds such a command with
> key binding `M-s a C-o'.

Provided there no objections I could commit it in a few days.

bug#14673: Fwd: Show all lines in marked buffers matching a regexp (with patch)

[Juri Linkov]

Version: 24.3.50

> Severity: wishlist
> Tags: patch

> Here is a patch to lisp/buff-menu.el that adds such a command with
> key binding `M-s a C-o'.

Thanks, your patch is applied now.