engine_path=$(pwd) runtime_mode=release bitcode="" while getopts ":r:m:e" opt do case $opt in r) engine_path=$OPTARG # set engine_path, depot_tools and flutter engine folder will be put into this path ;; m) runtime_mode=$OPTARG ;; e) bitcode="-e" # enable-bitcode switch ;; ?) echo "unknown param" exit 1;; esac done python3 lib_build.py -r $engine_path -p ios -m $runtime_mode $bitcode