From eccc80ad1688170328f659edc6e4fcff48204644 Mon Sep 17 00:00:00 2001
From: XeonSquared <redtailedairways@gmail.com>
Date: Wed, 25 Mar 2020 07:08:17 +1100
Subject: [PATCH] added tab support to the  terminal emulator

---
 module/vt100.lua | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/module/vt100.lua b/module/vt100.lua
index ed18996..b709237 100644
--- a/module/vt100.lua
+++ b/module/vt100.lua
@@ -31,6 +31,8 @@ function vt100emu(gpu) -- takes GPU component proxy *gpu* and returns a function
      cx = 1
     elseif cc == "\27" then -- escape
      mode = "e"
+    elseif cc == "\t" then
+     cx = 8*((cx+9)//8)
     elseif string.byte(cc) > 31 and string.byte(cc) < 127 then -- printable, I guess
      gpu.set(cx, cy, cc)
      cx = cx + 1