[Emacs-diffs] /srv/bzr/emacs/trunk r111589: * insdel.c (prepare_to_modify_buffer): Force redisplay if

[Dmitry Antipov]

------------------------------------------------------------
revno: 111589
committer: Dmitry Antipov <address@hidden>
branch nick: trunk
timestamp: Wed 2013-01-23 18:49:54 +0400
message:
  * insdel.c (prepare_to_modify_buffer): Force redisplay if
  hidden buffer is prepared to modification (Bug#13164).
modified:
  src/ChangeLog
  src/insdel.c

=== modified file 'src/ChangeLog'
--- a/src/ChangeLog     2013-01-22 11:48:00 +0000
+++ b/src/ChangeLog     2013-01-23 14:49:54 +0000
@@ -1,3 +1,8 @@
+2013-01-23  Dmitry Antipov  <address@hidden>
+
+       * insdel.c (prepare_to_modify_buffer): Force redisplay if
+       hidden buffer is prepared to modification (Bug#13164).
+
 2013-01-22  Dmitry Antipov  <address@hidden>
 
        * window.h (struct window): Change window_end_valid member from

=== modified file 'src/insdel.c'
--- a/src/insdel.c      2013-01-11 23:08:55 +0000
+++ b/src/insdel.c      2013-01-23 14:49:54 +0000
@@ -1804,9 +1804,12 @@
     Fbarf_if_buffer_read_only ();
 
   /* If we're modifying the buffer other than shown in a selected window,
-     let redisplay consider other windows if this buffer is visible.  */
+     let redisplay consider other windows if this buffer is visible or
+     hidden (although hidden buffers have zero window counts, their state
+     may affect the display too, e.g. via mode lines of other buffers).  */
   if (XBUFFER (XWINDOW (selected_window)->buffer) != current_buffer
-      && buffer_window_count (current_buffer))
+      && (buffer_window_count (current_buffer)
+         || BUFFER_HIDDEN_P (current_buffer)))
     ++windows_or_buffers_changed;
 
   if (buffer_intervals (current_buffer))