[OpenBIOS] [PATCH 03/16] terminal.fs: Fix linefeeds on the bottom line of the Forth console.

[Mark Cave-Ayland]

Fix cursor position when a linefeed is entered on the bottom line.

Signed-off-by: Mark Cave-Ayland 
---
 openbios-devel/forth/device/terminal.fs |    6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/openbios-devel/forth/device/terminal.fs b/openbios-devel/forth/device/terminal.fs
index 3ef56ee..c9c7d59 100644
--- a/openbios-devel/forth/device/terminal.fs
+++ b/openbios-devel/forth/device/terminal.fs
@@ -230,6 +230,12 @@
   endof
   a of \ LF
     line# 1+ to line# 0 to column# 
+    line# #lines >= if
+      line# 1-
+      0 to line#
+      1 delete-lines
+      to line#
+    then    
   endof
   b of \ VT
     line# 0<> if