Commit: patch 9.1.0473: term_start() does not clear vertical modifier

[Christian Brabandt]

patch 9.1.0473: term_start() does not clear vertical modifier

Commit: https://github.com/vim/vim/commit/d603e956095b8bc79526476138fe80b1e0be9b8d
Author: Yegappan Lakshmanan <yega...@yahoo.com>
Date: Mon Jun 10 18:16:34 2024 +0200

patch 9.1.0473: term_start() does not clear vertical modifier

Problem: term_start() does not clear vertical modifier
Solution: Clear the flag after splitting the window
(Yegappan Lakshmanan)

closes: #14953

Signed-off-by: Yegappan Lakshmanan <yega...@yahoo.com>
Signed-off-by: Christian Brabandt <c...@256bit.org>

diff --git a/src/terminal.c b/src/terminal.c
index 25a6a5dd7..28e1abfec 100644
--- a/src/terminal.c
+++ b/src/terminal.c
@@ -538,9 +538,15 @@ term_start(
split_ea.addr_count = 1;
}

+ int cmod_split_modified = FALSE;
if (vertical)
+ {
cmdmod.cmod_split |= WSP_VERT;
+ cmod_split_modified = TRUE;
+ }
ex_splitview(&split_ea);
+ if (vertical && cmod_split_modified)
+ cmdmod.cmod_split &= ~WSP_VERT;
if (curwin == old_curwin)
{
// split failed
diff --git a/src/testdir/test_terminal3.vim b/src/testdir/test_terminal3.vim
index 848e3fa47..3cca1b05c 100644
--- a/src/testdir/test_terminal3.vim
+++ b/src/testdir/test_terminal3.vim
@@ -10,6 +10,8 @@ source screendump.vim
source mouse.vim
source term_util.vim

+import './vim9.vim' as v9
+
let $PROMPT_COMMAND=''

func Test_terminal_altscreen()
@@ -959,4 +961,18 @@ func Test_terminal_vt420()
call StopVimInTerminal(buf)
endfunc

+" Test for using 'vertical' with term_start(). If a following term_start(),
+" doesn't have the 'vertical' attribute, then it should be split horizontally.
+func Test_terminal_vertical()
+ let lines =<< trim END
+ call term_start("NONE", {'vertical': 1})
+ call term_start("NONE")
+ VAR layout = winlayout()
+ call assert_equal('row', layout[0], string(layout))
+ call assert_equal('col', layout[1][0][0], string(layout))
+ :%bw!
+ END
+ call v9.CheckLegacyAndVim9Success(lines)
+endfunc
+
" vim: shiftwidth=2 sts=2 expandtab
diff --git a/src/version.c b/src/version.c
index 334ebd716..78668eaad 100644
--- a/src/version.c
+++ b/src/version.c
@@ -704,6 +704,8 @@ static char *(features[]) =

static int included_patches[] =
{ /* Add new patch number below this line */
+/**/
+ 473,
/**/
472,
/**/