删除android 开发路径下无用的图片资源的脚本

find_not_ref()
{
  find res -name "*.$1"  | grep -e "(drawable|anim)" | sed -e "s/.*\/\([a-z0-9_]*\)\..*/\1/g" | sort | uniq  > /tmp/file.txt
  while read line
  do
 javawl=`find . -name "*.java" | xargs grep "\.$line" | wc -l`
 xmlwl=`find . -name "*.xml" | xargs grep "/$line" | wc -l`
 total="$javawl$xmlwl"
 if [[ $total == "00" ]]; then
  find res -name"*$line.$1"
find res -name"*$line.$1" | xargs rm -f
fi
  done < /tmp/file.txt
}

find_not_ref "xml"
find_not_ref "png"
find_not_ref "jpg"