统计代码行数

#! /bin/bash

#

# 计算有效变更代码量的脚本

# 包括注释，但不包括新增的空行

#

version() {

OS=`uname -o`

echo "Source_counter ($OS) 0.0.1"

echo " tony bai ()"

}

usage() {

echo "usage: source-counter [-t SVN_REPOSITORY_URL] [-s START_REVISION]"

echo " [-e END_REVISION] [-u USER_NAME]"

echo " [-p PASSWD]"

echo " source-counter [-v|-h]"

echo

echo " -t, 目标SVN库地址"

echo " -s, 起始修订号"

echo " -e, 结束修订号"

echo " -u, svn帐号"

echo " -p, svn密码"

echo " -h, 帮助"

echo " -v, 版本信息"

}

if [ $# -lt 2 ]; then

usage

exit 1

fi

while getopts "t:s:e:u:p:vh" opt; do

case $opt in

t) target=$OPTARG;;

s) start_revision=$OPTARG;;

e) end_revision=$OPTARG;;

u) user=$OPTARG;;

p) passwd=$OPTARG;;

v) version; exit 1;;

h) usage; exit 1;;

esac

done

if [ -z $target ]; then

echo "请输入目标SVN库地址!"

exit 1

fi

if [ -z $start_revision ]; then

echo "请输入起始修订号!"

exit 1

fi

if [ -z $end_revision ]; then

echo "请输入终止修订号!"

exit 1

fi

TEMPFILE=temp.log

USERNAME=${user:-}

PASSWD=${passwd:-}

svn diff -r$start_revision:$end_revision $target $USERNAME $PASSWD > $TEMPFILE

add_lines_count=`grep "^+" $TEMPFILE|grep -v "^+++"|sed 's/^.//'|sed '/^$/d'|wc -l`

rm -fr $TEMPFILE

echo "the actually incremental source code lines = $add_lines_count"