go [JZ Wiki]

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====== Cross compile ======


===== From linux to windows =====

Make sure the toolchain for windows is installed.

<code bash>
sudo pacman -S mingw-w64-gcc
</code>


**32bit**
<code bash>
CGO_ENABLED=1 CC=i686-w64-mingw32-gcc GOOS=windows GOARCH=386 go build -o gorvp.exe main.go
</code>

**64bit**
<code bash>
CGO_ENABLED=1 CC=x86_64-w64-mingw32-gcc GOOS=windows GOARCH=amd64 go build -o gorvp.exe main.go
</code>

====== Install GO on CentOS ======

===== Binary =====

<code bash>
wget https://storage.googleapis.com/golang/go1.7.3.linux-amd64.tar.gz
tar -zxf go1.7.3.linux-amd64.tar.gz -C /usr/local/
mkdir /Golang
</code>

<code bash>
vim /etc/profile
export GOROOT=/usr/local/go 
export GOBIN=$GOROOT/bin
export GOPKG=$GOROOT/pkg/tool/linux_amd64 
export GOARCH=amd64
export GOOS=linux
export PATH=$PATH:$GOBIN:$GOPKG

vim ~/.bash_profile
export GOPATH=/Golang
export PATH=$PATH:$GOPATH/bin
</code>

==== YUM ====

<code bash>
yum install epel -y
yum install go -y

vim ~/.bash_profile
export GOPATH=$HOME/go
export PATH=$PATH:$GOPATH/bin
</code>