安装socket.io返回（node-gyp rebuild 2> builderror.log）|| （出口0）
当运行命令sudo npm install socket.io我得到以下输出。
> ws@0.4.31 install /Users/xafar/Documents/projects/node/chat/node_modules/socket.io/node_modules/engine.io/node_modules/ws > (node-gyp rebuild 2> builderror.log) || (exit 0) CXX(target) Release/obj.target/bufferutil/src/bufferutil.o SOLINK_MODULE(target) Release/bufferutil.node SOLINK_MODULE(target) Release/bufferutil.node: Finished CXX(target) Release/obj.target/validation/src/validation.o SOLINK_MODULE(target) Release/validation.node SOLINK_MODULE(target) Release/validation.node: Finished > ws@0.4.31 install /Users/xafar/Documents/projects/node/chat/node_modules/socket.io/node_modules/socket.io-client/node_modules/engine.io-client/node_modules/ws > (node-gyp rebuild 2> builderror.log) || (exit 0) CXX(target) Release/obj.target/bufferutil/src/bufferutil.o SOLINK_MODULE(target) Release/bufferutil.node SOLINK_MODULE(target) Release/bufferutil.node: Finished CXX(target) Release/obj.target/validation/src/validation.o SOLINK_MODULE(target) Release/validation.node SOLINK_MODULE(target) Release/validation.node: Finished socket.io@1.2.0 node_modules/socket.io ├── debug@0.7.4 ├── has-binary-data@0.1.3 (isarray@0.0.1) ├── socket.io-adapter@0.3.1 (object-keys@1.0.1, debug@1.0.2) ├── socket.io-parser@2.2.2 (isarray@0.0.1, component-emitter@1.1.2, benchmark@1.0.0, json3@3.2.6) ├── engine.io@1.4.2 (base64id@0.1.0, debug@1.0.3, engine.io-parser@1.1.0, ws@0.4.31) └── socket.io-client@1.2.0 (to-array@0.1.3, indexof@0.0.1, component-bind@1.0.0, object-component@0.0.3, component-emitter@1.1.2, has-binary@0.1.5, parseuri@0.0.2, engine.io-client@1.4.2)
我想知道，因为通常当我运行上面的命令npm install something然后HTTP GET请求发送到存储库，下载这些依赖项。 为什么我在这里没有得到相同的输出？ 如果这是一个错误，那么我该如何解决呢？
你看到的是C ++编译。 一些npm模块获得了在模块安装期间编译的C ++。