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vim-patch:8.2.0093: win_splitmove() can make Vim hang

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Problem:    win_splitmove() can make Vim hang.
Solution:   Check windows exists in the current tab page. (closes vim/vim#5444)
7b94e77132
This commit is contained in:
Andy K. Massimino
2021-03-18 22:57:27 -04:00
parent 1ef4340f22
commit b2ec770070
2 changed files with 6 additions and 1 deletions
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3
src/nvim/eval/funcs.c
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@@ -4031,7 +4031,8 @@ static void f_win_splitmove(typval_T *argvars, typval_T *rettv, FunPtr fptr)
wp = find_win_by_nr_or_id(&argvars[0]);
targetwin = find_win_by_nr_or_id(&argvars[1]);
if (wp == NULL || targetwin == NULL || wp == targetwin) {
if (wp == NULL || targetwin == NULL || wp == targetwin
|| !win_valid(wp) || !win_valid(targetwin)) {
EMSG(_(e_invalwindow));
rettv->vval.v_number = -1;
return;

4
src/nvim/testdir/test_window_cmd.vim
View File

@@ -839,6 +839,10 @@ func Test_win_splitmove()
call assert_fails('call win_splitmove(winnr(), 123)', 'E957:')
call assert_fails('call win_splitmove(123, winnr())', 'E957:')
call assert_fails('call win_splitmove(winnr(), winnr())', 'E957:')
tabnew
call assert_fails('call win_splitmove(1, win_getid(1, 1))', 'E957:')
tabclose
endfunc
func Test_window_resize()