From 0962b7dd9f7e1e7181bb1f72bd0ab651f3c37aab Mon Sep 17 00:00:00 2001
From: Babak Farrokhi <babak@farrokhi.net>
Date: Mon, 24 Aug 2015 20:11:09 +0430
Subject: [PATCH] - improve awk readability - eliminate unnecessary calls to
 external tools (e.g. cat)

---
 intr_ | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

diff --git a/intr_ b/intr_
index e33ec81..6df0588 100755
--- a/intr_
+++ b/intr_
@@ -49,7 +49,12 @@ if [ $# -lt 1 ]; then
 
   case ${STAT_TYPE} in
     cpu)
-		cat ${STATFILE} | ${AWK} '{ FS = "[ ]{2,}" }  /^cpu/{split($1,name,":"); print name[1]".value "$2}'
+		${AWK} '
+{ FS = "[ ]{2,}" }  
+/^cpu/ {
+	split($1,name,":");
+	print name[1]".value "$2;
+}' ${STATFILE}
 		;;
   esac 
 
@@ -70,7 +75,14 @@ elif [ "$1" == "config" ]; then
 		echo "graph_vlabel interrupts / second"
 		echo "graph_category system"
 		
-		cat ${STATFILE} | ${AWK} '{ FS = "[ ]{2,}" }  /^cpu/{split($1,name,":"); print name[1]".label "$1"\n"name[1]".type DERIVE\n"name[1]".min 0"}'
+		${AWK} '
+{ FS = "[ ]{2,}" }  
+/^cpu/ {
+	split($1,name,":"); 
+	print name[1]".label "$1;
+	print name[1]".type DERIVE";
+	print name[1]".min 0";
+}' ${STATFILE}
 	;;
   esac