From 17795ec40072435ffa55c59825ea5fe219d0b1d0 Mon Sep 17 00:00:00 2001
From: David Walter Seikel
Date: Sat, 1 Feb 2014 16:30:17 +1000
Subject: Fixed dumbsh end of screen handling.

---
 dumbsh.c | 13 +++++--------
 1 file changed, 5 insertions(+), 8 deletions(-)

diff --git a/dumbsh.c b/dumbsh.c
index 5f2c63e..a36e265 100644
--- a/dumbsh.c
+++ b/dumbsh.c
@@ -39,15 +39,10 @@ GLOBALS(
 static void updateLine()
 {
   if (0 > TT.x)  TT.x = 0;
-  if (strlen(toybuf) <= TT.x)  TT.x = strlen(toybuf);
-  if (TT.w < TT.x)  TT.x = TT.w;
   if (0 > TT.y)  TT.y = 0;
-  if (TT.h < TT.y)
-  {
-    printf("\x1B[%d;0H\n", TT.y + 1);
-    fflush(stdout);
-    TT.y = TT.h;
-  }
+  if (TT.w < TT.x)  TT.x = TT.w;
+  if (TT.h < TT.y)  TT.y = TT.h;
+  if (strlen(toybuf) < TT.x)  TT.x = strlen(toybuf);
   printf("\x1B[%d;0H%-*s\x1B[%d;%dH",
     TT.y + 1, TT.w, toybuf, TT.y + 1, TT.x + 1);
   fflush(stdout);
@@ -115,6 +110,8 @@ static void doCommand()
   toybuf[0] = 0;
   TT.x = 0;
   TT.y++;
+  printf("\n");
+  fflush(stdout);
   updateLine();
 }
 
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