vim-patch:8.2.1748: closing split window in other tab may cause a crash

Problem:    Closing split window in other tab may cause a crash.
Solution:   Set tp_curwin properly. (Rob Pilling, closes vim/vim#7018)

f3c51bbff1

Co-authored-by: Bram Moolenaar <Bram@vim.org>
This commit is contained in:
zeertzjq
2022-12-02 10:28:35 +08:00
parent 982c0053f4
commit 47d3d0102f
2 changed files with 22 additions and 5 deletions

View File

@@ -192,7 +192,23 @@ func Test_tabwin_close()
call win_execute(l:wid, 'close')
" Should not crash.
call assert_true(v:true)
%bwipe!
" This tests closing a window in another tab, while leaving the tab open
" i.e. two windows in another tab.
tabedit
let w:this_win = 42
new
let othertab_wid = win_getid()
tabprevious
call win_execute(othertab_wid, 'q')
" drawing the tabline helps check that the other tab's windows and buffers
" are still valid
redrawtabline
" but to be certain, ensure we can focus the other tab too
tabnext
call assert_equal(42, w:this_win)
bwipe!
endfunc
" Test when closing a split window (above/below) restores space to the window

View File

@@ -3058,6 +3058,7 @@ void win_close_othertab(win_T *win, int free_buf, tabpage_T *tp)
static win_T *win_free_mem(win_T *win, int *dirp, tabpage_T *tp)
{
win_T *wp;
tabpage_T *win_tp = tp == NULL ? curtab : tp;
if (!win->w_floating) {
// Remove the window and its frame from the tree of frames.
@@ -3082,10 +3083,10 @@ static win_T *win_free_mem(win_T *win, int *dirp, tabpage_T *tp)
}
win_free(win, tp);
// When deleting the current window of another tab page select a new
// current window.
if (tp != NULL && win == tp->tp_curwin) {
tp->tp_curwin = wp;
// When deleting the current window in the tab, select a new current
// window.
if (win == win_tp->tp_curwin) {
win_tp->tp_curwin = wp;
}
return wp;