patch 8.0.1450: GUI: endless loop when stopping cursor blinking
Problem: Endless loop when gui_mch_stop_blink() is called while blink_state
is BLINK_OFF. (zdohnal)
Solution: Avoid calling gui_update_cursor() recursively.
diff --git a/src/gui_w32.c b/src/gui_w32.c
index 074954a..67aa1fc 100644
--- a/src/gui_w32.c
+++ b/src/gui_w32.c
@@ -638,10 +638,10 @@
* Stop the cursor blinking. Show the cursor if it wasn't shown.
*/
void
-gui_mch_stop_blink(void)
+gui_mch_stop_blink(int may_call_gui_update_cursor)
{
gui_mswin_rm_blink_timer();
- if (blink_state == BLINK_OFF)
+ if (blink_state == BLINK_OFF && may_call_gui_update_cursor)
{
gui_update_cursor(TRUE, FALSE);
gui_mch_flush();
@@ -2111,7 +2111,7 @@
if (gui.in_focus)
gui_mch_start_blink();
else
- gui_mch_stop_blink();
+ gui_mch_stop_blink(TRUE);
focus = gui.in_focus;
}