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vim-patch:8.1.0988: deleting location list buffer breaks location list window

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Problem:    Deleting a location list buffer breaks location list window
            functionality.
Solution:   (Yegappan Lakshmanan, closes vim/vim#4056)
d82a81cad9

Cherry-pick Xqbuf_test() changes from patch 8.1.0892.
Patch 8.1.0892 triggers a memory leak.
This commit is contained in:
Jan Edmund Lazo
2020-10-10 15:22:05 -04:00
parent e82b8ddef1
commit 9606317486
2 changed files with 52 additions and 8 deletions
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26
src/nvim/quickfix.c
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@@ -3581,6 +3581,18 @@ static int qf_goto_cwindow(const qf_info_T *qi, bool resize, int sz,
return OK;
}
// Set options for the buffer in the quickfix or location list window.
static void qf_set_cwindow_options(void)
{
// switch off 'swapfile'
set_option_value("swf", 0L, NULL, OPT_LOCAL);
set_option_value("bt", 0L, "quickfix", OPT_LOCAL);
set_option_value("bh", 0L, "hide", OPT_LOCAL);
RESET_BINDING(curwin);
curwin->w_p_diff = false;
set_option_value("fdm", 0L, "manual", OPT_LOCAL);
}
// Open a new quickfix or location list window, load the quickfix buffer and
// set the appropriate options for the window.
// Returns FAIL if the window could not be opened.
@@ -3629,17 +3641,17 @@ static int qf_open_new_cwindow(qf_info_T *qi, int height)
// Create a new quickfix buffer
(void)do_ecmd(0, NULL, NULL, NULL, ECMD_ONE, ECMD_HIDE, oldwin);
// switch off 'swapfile'
set_option_value("swf", 0L, NULL, OPT_LOCAL);
set_option_value("bt", 0L, "quickfix", OPT_LOCAL);
set_option_value("bh", 0L, "hide", OPT_LOCAL);
RESET_BINDING(curwin);
curwin->w_p_diff = false;
set_option_value("fdm", 0L, "manual", OPT_LOCAL);
// save the number of the new buffer
qi->qf_bufnr = curbuf->b_fnum;
}
// Set the options for the quickfix buffer/window (if not already done)
// Do this even if the quickfix buffer was already present, as an autocmd
// might have previously deleted (:bdelete) the quickfix buffer.
if (curbuf->b_p_bt[0] != 'q') {
qf_set_cwindow_options();
}
// Only set the height when still in the same tab page and there is no
// window to the side.
if (curtab == prevtab && curwin->w_width == Columns) {