eos 1.8 启动 mongo_db_plugin 插件 ENABLE_MONGO
./eosio_build.sh -m // 添加参数支持mongo支持的参数
function usage() {
printf "Usage: $0 OPTION...
-P Build with pinned clang and libcxx
-o TYPE Build <Debug|Release|RelWithDebInfo|MinSizeRel> (default: Release)
-s NAME Core Symbol Name <1-7 characters> (default: SYS)
-b DIR Use pre-built boost in DIR
-i DIR Directory to use for installing dependencies & EOSIO (default: $HOME)
-y Noninteractive mode (answers yes to every prompt)
-c Enable Code Coverage
-d Generate Doxygen
-m Build MongoDB dependencies
\\n" "$0" 1>&2
exit 1
}