Shell script for counting the total physical source lines of code (LOC)

LOC.sh

#!/bin/bash
#
# Author: Mike Herwig
# Description:
# Shell script for counting the total physical source lines of code (LOC)
#
# example: ./LOC.sh java h cpp xml

ARG_COUNT=1

for ARG in $*; do	
	if [ $ARG_COUNT -gt 1 ]; then
		find $1 -name "*.$ARG" -exec loc_helper.sh {} \;
	fi
	
	ARG_COUNT=$(( $ARG_COUNT + 1 ))
done

echo "The total physical source lines of code (LOC) are " $(cat .loc.tmp)
rm .loc.tmp

loc_helper.sh

#!/bin/bash

if [ -f .loc.tmp ]; then
	NUM=`cat .loc.tmp`
else
	NUM=0
fi

NUM_CUR=`wc -l $1 | cut -f1 -d" "`
NUM=$(( $NUM + $NUM_CUR )) 

echo $NUM > .loc.tmp