From: Lars Ingebrigtsen <larsi@gnus.org>
Date: Fri, 22 Jan 2021 20:07:35 +0000 (+0100)
Subject: Mention undo-amalgamate-change-group in the lispref manual
X-Git-Tag: emacs-27.1.91~8
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=c8fa056a50586429be37fc5bfde8226c4b6cefa2;p=emacs.git

Mention undo-amalgamate-change-group in the lispref manual

* doc/lispref/text.texi (Atomic Changes): Mention
undo-amalgamate-change-group (bug#42303).

(cherry picked from commit ba25a82855a2c03c25fec83f3056c166b692e94f)
---

diff --git a/doc/lispref/text.texi b/doc/lispref/text.texi
index 06975f76706..5eead42031d 100644
--- a/doc/lispref/text.texi
+++ b/doc/lispref/text.texi
@@ -5559,6 +5559,11 @@ This function accepts all the changes in the change group specified by
 @defun cancel-change-group handle
 This function cancels and undoes all the changes in the change group
 specified by @var{handle}.
+@end defun
+
+@defun undo-amalgamate-change-group
+Amalgamate changes in change-group since @var{handle}.  I.e., remove
+all undo boundaries between the state of @var{handle} and now.
 @end defun
 
   Your code should use @code{unwind-protect} to make sure the group is