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fix(float): fix crash with bufpos and non-existent window

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(cherry picked from commit 759b04a2e7)
This commit is contained in:
zeertzjq
2022-12-07 10:54:59 +08:00
committed by github-actions[bot]
parent 17f636cf23
commit 8d41ffcb5b
2 changed files with 17 additions and 8 deletions
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16
src/nvim/window.c
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@@ -821,16 +821,16 @@ void win_config_float(win_T *wp, FloatConfig fconfig)
grid_adjust(&grid, &row_off, &col_off);
row += row_off;
col += col_off;
if (wp->w_float_config.bufpos.lnum >= 0) {
pos_T pos = { wp->w_float_config.bufpos.lnum + 1,
wp->w_float_config.bufpos.col, 0 };
int trow, tcol, tcolc, tcole;
textpos2screenpos(parent, &pos, &trow, &tcol, &tcolc, &tcole, true);
row += trow - 1;
col += tcol - 1;
}
}
api_clear_error(&dummy);
if (wp->w_float_config.bufpos.lnum >= 0) {
pos_T pos = { wp->w_float_config.bufpos.lnum + 1,
wp->w_float_config.bufpos.col, 0 };
int trow, tcol, tcolc, tcole;
textpos2screenpos(parent, &pos, &trow, &tcol, &tcolc, &tcole, true);
row += trow - 1;
col += tcol - 1;
}
wp->w_winrow = row;
wp->w_wincol = col;
} else {

9
test/functional/ui/float_spec.lua
View File

@@ -421,6 +421,15 @@ describe('float window', function()
eq(winids, eval('winids'))
end)
it('no crash with bufpos and non-existent window', function()
command('new')
local closed_win = meths.get_current_win().id
command('close')
local buf = meths.create_buf(false,false)
meths.open_win(buf, true, {relative='win', win=closed_win, width=1, height=1, bufpos={0,0}})
assert_alive()
end)
it("no segfault when setting minimal style after clearing local 'fillchars' #19510", function()
local float_opts = {relative = 'editor', row = 1, col = 1, width = 1, height = 1}
local float_win = meths.open_win(0, true, float_opts)