批量替换目录下面的文件为大写或小写

#!/bin/sh
# Usage: ./loworup.sh <-l | -u> <target_directory>
#
# 碌诙镁脨虏伪脴毛目录拢卢碌脷禄脨虏脦赂露篓-l禄貌#
if [ $# -ne 2 ] ; then
     echo "Usage: ${0} <-l | -u> <target_directory>"
     exit 1
fi
if [ ! -d ${2} -o "${1}" != "-l" -a "${1}" != "-u" ] ; then
     echo "Usage: ${0} <-l | -u> <target_directory>"
     exit 1
fi
exec 1>/dev/null 2>&1
dir=`dirname "${2}"`
cd ${dir}
if [ "${1}" = "-l" ] ; then
     base=`basename "${2}" | tr "[A-Z]" "[a-z]"`
else
     base=`basename "${2}" | tr "[a-z]" "[A-Z]"`
fi
mv -f "`basename ${2}`" "${base}"
for entry in `find ${base}`
do
     before="."
     #
     # 脮赂枚篓脪5for in脫路篓拢卢脫驴崭帽指么卢脣脪虏禄脛麓娄脌脛些卤戮脡脙脳麓酶    # 赂帽驴录脧拢卢脢脫小BUG
     #
     for after in `echo "${entry}" | sed -e 's,/, ,g'`
     do
         tmp_entry="${before}/${after}"
         if [ "${1}" = "-l" ] ; then
             before=`echo "${tmp_entry}" | tr "[A-Z]" "[a-z]"`
         else
             before=`echo "${tmp_entry}" | tr "[a-z]" "[A-Z]"`
         fi
         mv -f "${tmp_entry}" "${before}"
     done
done

使用sh -x 2.sh -l /root/test   把这个目录下面的全部替换为小写了

sh -x 2.sh -u /root/test   把这个目录下面的全部替换为大写了

 本文转自 liang3391 51CTO博客，原文链接:http://blog.51cto.com/liang3391/577778