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Merge pull request #21219 from neovim/backport-20894-to-release-0.8

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[Backport release-0.8] vim-patch:9.0.0821: crash with win_move_statusline() in another tabpage
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zeertzjq 2022-11-29 00:30:49 +08:00 committed by GitHub
commit 346f77c5a6
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2 changed files with 16 additions and 0 deletions
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6
src/nvim/eval/funcs.c
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@ -113,6 +113,8 @@ PRAGMA_DIAG_POP
static char *e_listblobarg = N_("E899: Argument of %s must be a List or Blob");
static char *e_invalwindow = N_("E957: Invalid window number");
static char *e_reduceempty = N_("E998: Reduce of an empty %s with no initial value");
static char e_cannot_resize_window_in_another_tab_page[]
= N_("E1308: Cannot resize a window in another tab page");
/// Dummy va_list for passing to vim_snprintf
///
@ -9704,6 +9706,10 @@ static void f_win_move_statusline(typval_T *argvars, typval_T *rettv, EvalFuncDa
if (wp == NULL || wp->w_floating) {
return;
}
if (!win_valid(wp)) {
emsg(_(e_cannot_resize_window_in_another_tab_page));
return;
}
offset = (int)tv_get_number(&argvars[1]);
win_drag_status_line(wp, offset);

10
src/nvim/testdir/test_window_cmd.vim
View File

@ -1451,17 +1451,20 @@ func Test_win_move_statusline()
call assert_true(id->win_move_statusline(-offset))
call assert_equal(h, winheight(id))
endfor
" check that win_move_statusline doesn't error with offsets beyond moving
" possibility
call assert_true(win_move_statusline(id, 5000))
call assert_true(winheight(id) > h)
call assert_true(win_move_statusline(id, -5000))
call assert_true(winheight(id) < h)
" check that win_move_statusline returns false for an invalid window
wincmd =
let h = winheight(0)
call assert_false(win_move_statusline(-1, 1))
call assert_equal(h, winheight(0))
" check that win_move_statusline returns false for a floating window
let id = nvim_open_win(
\ 0, 0, #{relative: 'editor', row: 2, col: 2, width: 5, height: 3})
@ -1469,6 +1472,13 @@ func Test_win_move_statusline()
call assert_false(win_move_statusline(id, 1))
call assert_equal(h, winheight(id))
call nvim_win_close(id, 1)
" check that using another tabpage fails without crash
let id = win_getid()
tabnew
call assert_fails('call win_move_statusline(id, -1)', 'E1308:')
tabclose
%bwipe!
endfunc