对目录下所有库文件进行rpath更改操作的SHELL脚本

#!/bin/bash
# sudo apt -y install libx11-dev libxext-dev libxrender-dev libxtst-dev libxt-dev
function mac_change_rpath_command_3param()
{
   # linux: local RPATH_TOOL=chrpath 
   local RPATH_TOOL=install_name_tool
   local RPATH_CMD=/usr/bin/${RPATH_TOOL}
   if [ ! -f ${RPATH_CMD}  ]; then
       RPATH_CMD=./${RPATH_TOOL}
   fi
   ${RPATH_CMD} -change \
       "${2}" \
       "${3}" \
       "${1}"
}
function mac_change_rpath_file_3param()
{
    local SRC_TEXTS=`otool -L "${1}"`
    if [ "${SRC_TEXTS}" == "" ]; then
        return
    fi
    local item
    for item in ${SRC_TEXTS}
    do
        local LIB_NAME
        if [[ ${item} == *${2}* ]]; then
            LIB_NAME=`echo ${item} | awk -F '/' '{ print $6 }'`
        elif [[ ${item} == /lib*dylib ]]; then
            LIB_NAME=`echo ${item} | awk -F '/' '{ print $2 }'`
        elif [[ ${item} == lib*dylib ]]; then
            LIB_NAME=${item}
        else
            continue
        fi
        # echo ${item} ${LIB_NAME}
       mac_change_rpath_command_3param \
           "${1}" \
           "${item}" \
           "${3}"/${LIB_NAME}
    done
}
function mac_change_rpath_dir_3param()
{
    local CURR_DIR=`pwd`
    cd "${1}"
    # pwd
    local files=`ls | tr " " "\?"`
    local item
    for item in ${files}
    do
       if [ -d ${item} ]; then
           mac_change_rpath_dir_3param       "${item}" "${2}" "${3}"
       elif [ -f ${item} ]; then
           mac_change_rpath_file_3param "${1}/${item}" "${2}" "${3}"
       fi
    done
    cd "${CURR_DIR}"
}
# {{{{{{{{{{
INSTALL_LIB_DIR=`pwd`
INSTALL_LIB_DIR="${INSTALL_LIB_DIR}/ffmpeg"
RPATH_SRC="/Users/tsit/lib-ffmpeg/lib"
RPATH_DEST="${INSTALL_LIB_DIR}"
mac_change_rpath_dir_3param "${INSTALL_LIB_DIR}"   "${RPATH_SRC}"    "${RPATH_DEST}"
# }}}}}}}}}}