From 7f9a62d91604ef81572b092341ab8b664c9b62d6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Juhani=20Krekel=C3=A4?= <juhani@krekelä.fi>
Date: Tue, 4 May 2021 00:59:17 +0300
Subject: [PATCH] Implement Alt + key mapping to Esc followed by key in kernel
 tty

---
 kernel/logterminal.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/kernel/logterminal.cpp b/kernel/logterminal.cpp
index 0fd45866..92c82095 100644
--- a/kernel/logterminal.cpp
+++ b/kernel/logterminal.cpp
@@ -175,6 +175,8 @@ void LogTerminal::OnKeystroke(Keyboard* kb, void* /*user*/)
 		bool control = modifiers & (MODIFIER_LCONTROL | MODIFIER_RCONTROL);
 		if ( !(tio.c_cflag & ISORTIX_TERMMODE) && unicode == '\b' )
 			unicode = 127;
+		if ( modifiers & MODIFIER_ALT && !(tio.c_lflag & ISORTIX_KBKEY) )
+			ProcessByte('\e');
 		if ( control && unicode == L' ' )
 			ProcessByte(0, unicode);
 		else if ( control && (L'`' <= unicode && unicode <= L'}') )