From 0ee48b90dec3c9c9a352d2060d7e477142fcc80c Mon Sep 17 00:00:00 2001
From: Mattias Andrée <maandree@operamail.com>
Date: Tue, 17 Jul 2012 00:14:49 +0200
Subject: using tail instread of tac | head | tac

---
 ponysay | 16 ++++++++++------
 1 file changed, 10 insertions(+), 6 deletions(-)

diff --git a/ponysay b/ponysay
index dc36713..27ddfc5 100755
--- a/ponysay
+++ b/ponysay
@@ -92,19 +92,23 @@ say() {
 	fi
     }
     
-    function htrunc
+    if [ "$PONYSAY_SHELL_LINES" = "" ]; then
+	PONYSAY_SHELL_LINES=2
+    fi
+    function htrunchead
     {
-	if [ "$PONYSAY_SHELL_LINES" = "" ]; then
-	    PONYSAY_SHELL_LINES=2
-	fi
 	head --lines=$(( `stty size <&2 | cut -d ' ' -f 1` - $PONYSAY_SHELL_LINES ))
     }
+    function htrunctail
+    {
+	tail --lines=$(( `stty size <&2 | cut -d ' ' -f 1` - $PONYSAY_SHELL_LINES ))
+    }
     
     if [ "$TERM" = "linux" ] || [ "$PONYSAY_TRUNCATE_HEIGHT" = 'yes' ] || [ "$PONYSAY_TRUNCATE_HEIGHT" = 'y' ] || [ "$PONYSAY_TRUNCATE_HEIGHT" = '1' ]; then
 	if [ "$PONYSAY_BOTTOM" = 'yes' ] || [ "$PONYSAY_BOTTOM" = 'y' ] || [ "$PONYSAY_BOTTOM" = '1' ]; then
-	    exec "$cmd" -f "$pony" "${wrap:+-W$wrap}" | wtrunc | tac | htrunc | tac
+	    exec "$cmd" -f "$pony" "${wrap:+-W$wrap}" | wtrunc | htrunctail
 	else
-	    exec "$cmd" -f "$pony" "${wrap:+-W$wrap}" | wtrunc | htrunc
+	    exec "$cmd" -f "$pony" "${wrap:+-W$wrap}" | wtrunc | htrunchead
 	fi
     else
 	exec "$cmd" -f "$pony" "${wrap:+-W$wrap}" | wtrunc
-- 
cgit