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patch 9.0.1571: RedrawingDisabled not used consistently

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Problem:    RedrawingDisabled not used consistently.
Solution:   Avoid RedrawingDisabled going negative.  Set RedrawingDisabled in
            win_split_ins(). (closes #11961)
This commit is contained in:
Bram Moolenaar
2023-05-20 14:07:00 +01:00
parent bf63011a52
commit 79cdf026f1
16 changed files with 86 additions and 65 deletions
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3
src/userfunc.c
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@@ -3048,7 +3048,8 @@ call_user_func(
// Invoke functions added with ":defer".
handle_defer_one(current_funccal);
--RedrawingDisabled;
if (RedrawingDisabled > 0)
--RedrawingDisabled;
// when the function was aborted because of an error, return -1
if ((did_emsg && (fp->uf_flags & FC_ABORT)) || rettv->v_type == VAR_UNKNOWN)