【Go】【Basic】MacOS上搭建GO开发环境

1. GO下载

1.1. 下载地址：https://www.golangtc.com/download （需要科学上网）

1.1.1. PKG安装：

下载这个包：go1.9.2.darwin-amd64.pkg

点点点，下一步就好了，环境变量也自动添加了。安装完成如下

zhangkedeMacBook-Pro:~ root# which go
/usr/local/go/bin/go
zhangkedeMacBook-Pro:~ root# echo $PATH
/usr/local/bin:/usr/bin:/bin:/usr/sbin:/sbin:/usr/local/go/bin
zhangkedeMacBook-Pro:~ root# go env
GOARCH="amd64"
GOBIN=""
GOEXE=""
GOHOSTARCH="amd64"
GOHOSTOS="darwin"
GOOS="darwin"
GOPATH="/var/root/go"
GORACE=""
GOROOT="/usr/local/go"
GOTOOLDIR="/usr/local/go/pkg/tool/darwin_amd64"
GCCGO="gccgo"
CC="clang"
GOGCCFLAGS="-fPIC -m64 -pthread -fno-caret-diagnostics -Qunused-arguments -fmessage-length=0 -fdebug-prefix-map=/tmp/go-build648898837=/tmp/go-build -gno-record-gcc-switches -fno-common"
CXX="clang++"
CGO_ENABLED="1"
CGO_CFLAGS="-g -O2"
CGO_CPPFLAGS=""
CGO_CXXFLAGS="-g -O2"
CGO_FFLAGS="-g -O2"
CGO_LDFLAGS="-g -O2"
PKG_CONFIG="pkg-config"

1.1.2. 二进制包

下载这个：go1.9.2.darwin-amd64.tar.gz