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master 1aaeed9: Signal an error in `search-forward-help-for-help'
From: |
Lars Ingebrigtsen |
Subject: |
master 1aaeed9: Signal an error in `search-forward-help-for-help' |
Date: |
Wed, 29 Sep 2021 11:44:21 -0400 (EDT) |
branch: master
commit 1aaeed903a1a9bdb60c745180e13a2e0a313a9bc
Author: Lars Ingebrigtsen <larsi@gnus.org>
Commit: Lars Ingebrigtsen <larsi@gnus.org>
Signal an error in `search-forward-help-for-help'
* lisp/help.el (search-forward-help-for-help): Error out instead
of showing an empty buffer (bug#50881).
---
lisp/help.el | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/lisp/help.el b/lisp/help.el
index b794751..02e9b9e 100644
--- a/lisp/help.el
+++ b/lisp/help.el
@@ -952,8 +952,11 @@ current buffer."
(describe-function-1 defn)))))))
(defun search-forward-help-for-help ()
- "Search forward \"help window\"."
+ "Search forward in the help-for-help window.
+This command is meant to be used after issuing the `C-h C-h' command."
(interactive)
+ (unless (get-buffer help-for-help-buffer-name)
+ (error "No %s buffer; use `C-h C-h' first" help-for-help-buffer-name))
;; Move cursor to the "help window".
(pop-to-buffer help-for-help-buffer-name)
;; Do incremental search forward.
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