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patch 8.1.0537: ui_breakcheck() may be called recursively

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Problem:    ui_breakcheck() may be called recursively, which doesn't work.
Solution:   When called recursively, just return. (James McCoy, closes #3617)
This commit is contained in:
Bram Moolenaar
2018-11-20 02:42:43 +01:00
parent addc156c38
commit 48d23bb4de
2 changed files with 14 additions and 2 deletions
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14
src/ui.c
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@@ -403,9 +403,17 @@ ui_breakcheck(void)
void
ui_breakcheck_force(int force)
{
int save_updating_screen = updating_screen;
static int recursive = FALSE;
int save_updating_screen = updating_screen;
/* We do not want gui_resize_shell() to redraw the screen here. */
// We could be called recursively if stderr is redirected, calling
// fill_input_buf() calls settmode() when stdin isn't a tty. settmode()
// calls vgetorpeek() which calls ui_breakcheck() again.
if (recursive)
return;
recursive = TRUE;
// We do not want gui_resize_shell() to redraw the screen here.
++updating_screen;
#ifdef FEAT_GUI
@@ -419,6 +427,8 @@ ui_breakcheck_force(int force)
updating_screen = TRUE;
else
reset_updating_screen(FALSE);
recursive = FALSE;
}
/*****************************************************************************