[原] Bash Script 显示其自身位置

 SOURCE="${BASH_SOURCE[0]}"

 BIN_DIR="$( dirname "$SOURCE" )"

 while [ -h "$SOURCE" ]

 do

   SOURCE="$(readlink "$SOURCE")"

   [[ $SOURCE != /* ]] && SOURCE="$DIR/$SOURCE"

   BIN_DIR="$( cd -P "$( dirname "$SOURCE"  )" && pwd )"

 done

 BIN_DIR="$( cd -P "$( dirname "$SOURCE" )" && pwd )"

 LIB_DIR=$BIN_DIR/../lib