Commit: patch 9.2.0264: Cannot disable kitty keyboard protocol in vim :terminal

[Christian Brabandt]

patch 9.2.0264: Cannot disable kitty keyboard protocol in vim :terminal

Commit: https://github.com/vim/vim/commit/d13f135295a4637df48619e15eb03fac389ad552
Author: Julio B <julio...@gmail.com>
Date: Sat Mar 28 10:01:38 2026 +0000

patch 9.2.0264: Cannot disable kitty keyboard protocol in vim :terminal

Problem: Cannot disable kitty keyboard protocol in vim :terminal
Solution: Handle "CSI <u" sequence in libvterm (Julio B).

related: v9.0.0930
closes: #19837

Signed-off-by: Julio B <julio...@gmail.com>
Signed-off-by: Christian Brabandt <c...@256bit.org>

diff --git a/src/libvterm/src/state.c b/src/libvterm/src/state.c
index aff97b076..fca833326 100644
--- a/src/libvterm/src/state.c
+++ b/src/libvterm/src/state.c
@@ -983,6 +983,7 @@ static int on_csi(const char *leader, const long args[], int argcount, const cha
switch(leader[0]) {
case '?':
case '>':
+ case '<':
leader_byte = leader[0];
break;
default:
diff --git a/src/testdir/test_terminal.vim b/src/testdir/test_terminal.vim
index 1097b06c7..6f8fb3662 100644
--- a/src/testdir/test_terminal.vim
+++ b/src/testdir/test_terminal.vim
@@ -2441,4 +2441,14 @@ func Test_term_TextChangedT_close()
augroup END
endfunc

+func Test_terminal_disable_kitty_keyboard()
+ CheckRunVimInTerminal
+ let cmd = ['sh', '-c', 'printf '' [>1u [?u [<u [?u''; sleep 1']
+ let buf = term_start(cmd)
+ let job = term_getjob(buf)
+ call WaitForAssert({-> assert_equal('dead', job_status(job))})
+ call WaitForAssert({-> assert_equal('^[[?1u^[[?0u', term_getline(buf, 1))})
+ bwipe!
+endfunc
+
" vim: shiftwidth=2 sts=2 expandtab
diff --git a/src/version.c b/src/version.c
index 500dfc864..c63416ee5 100644
--- a/src/version.c
+++ b/src/version.c
@@ -734,6 +734,8 @@ static char *(features[]) =

static int included_patches[] =
{ /* Add new patch number below this line */
+/**/
+ 264,
/**/
263,
/**/