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authorMartin Rudalics <rudalics@gmx.at>2019-02-02 09:43:34 +0100
committerMartin Rudalics <rudalics@gmx.at>2019-02-02 09:43:34 +0100
commitdc1d2d3c22ab91b8b52188574680a028851fbda8 (patch)
tree1b77668b8b5f0eba7ce1ce07ad5f7f7ea4098c7d
parentc0052dd43dc1c4a7a68e6b26edf6cd30d926373a (diff)
downloademacs-dc1d2d3c22ab91b8b52188574680a028851fbda8.tar.gz
Fix bugs caused by running window change functions during redisplay
* src/xdisp.c (redisplay_internal): Run window change functions before updating the display so changes induced by these functions can get caught by redisplay (Bug#34138). * src/window.c (run_window_change_functions): Bind Qinhibit_redisplay to avoid that the minibuffer window gets resized while running window change functions (Bug#34179, Bug#34260).
-rw-r--r--src/window.c1
-rw-r--r--src/xdisp.c27
2 files changed, 4 insertions, 24 deletions
diff --git a/src/window.c b/src/window.c
index 1b474a663a4..49d7fc2426b 100644
--- a/src/window.c
+++ b/src/window.c
@@ -3710,6 +3710,7 @@ run_window_change_functions (void)
ptrdiff_t count_outer = SPECPDL_INDEX ();
record_unwind_protect_void (window_change_record);
+ specbind (Qinhibit_redisplay, Qt);
FOR_EACH_FRAME (tail, frame)
{
diff --git a/src/xdisp.c b/src/xdisp.c
index ec8dd862302..b5034b513e6 100644
--- a/src/xdisp.c
+++ b/src/xdisp.c
@@ -14153,6 +14153,9 @@ redisplay_internal (void)
clear_garbaged_frames ();
}
+ if (!NILP (Vrun_hooks))
+ run_window_change_functions ();
+
if (windows_or_buffers_changed && !update_mode_lines)
/* Code that sets windows_or_buffers_changed doesn't distinguish whether
only the windows's contents needs to be refreshed, or whether the
@@ -14332,18 +14335,6 @@ redisplay_internal (void)
&& (w = XWINDOW (selected_window)) != sw)
goto retry;
- if (!NILP (Vrun_hooks))
- {
- run_window_change_functions ();
-
- /* If windows or buffers changed or selected_window
- changed, redisplay again. */
- if ((windows_or_buffers_changed)
- || (WINDOWP (selected_window)
- && (w = XWINDOW (selected_window)) != sw))
- goto retry;
- }
-
/* We used to always goto end_of_redisplay here, but this
isn't enough if we have a blinking cursor. */
if (w->cursor_off_p == w->last_cursor_off_p)
@@ -14707,18 +14698,6 @@ redisplay_internal (void)
&& (w = XWINDOW (selected_window)) != sw))
goto retry;
- if (!NILP (Vrun_hooks))
- {
- run_window_change_functions ();
-
- /* If windows or buffers changed or selected_window changed,
- redisplay again. */
- if ((windows_or_buffers_changed)
- || (WINDOWP (selected_window)
- && (w = XWINDOW (selected_window)) != sw))
- goto retry;
- }
-
/* Clear the face and image caches.
We used to do this only if consider_all_windows_p. But the cache