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Calculation of total number of lines (Bash recipe) by Shao-chuan Wang
ActiveState Code (http://code.activestate.com/recipes/577717/)

This bash script enables you to calculate the total number of lines of source code.

Example usage: 1. calculate total number of lines of java source files. $ line.sh java

  1. calculate total number of lines of python source files. $ line.sh py
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#!/bin/bash
# @date: May 23, 2011
# @author: Shao-Chuan Wang
# Example usage:
# calculate total number of lines of java source files.
# $ line.sh java
# calculate total number of lines of python source files.
# $ line.sh py

line=0
for f in `find . -type f -name "*.$1"`
do
	li=`wc -l $f | awk '{print $1}'`
	let "line = $line + $li"
done
echo "Total lines: $line"
Tags: line

2 comments

Max Zhuang 12 years, 3 months ago  # | flag

I'd like to write it as following:

if [ $# -ne 1 ]; then
    echo "$0: calculate total number of lines of source files"
    echo "Usage: $0 extension"
    exit
fi

line=0
for f in `find . -type f -name "*.$1"`; do
    li=`wc -l < "$f"`
    let line=line+li
done

echo "Total lines: $line"
Shao-chuan Wang (author) 12 years, 3 months ago  # | flag

Hey, Max. Thank for the feedbacks. =)

Created by Shao-chuan Wang on Mon, 23 May 2011 (MIT)
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