Cross compile golang on linux with this script.

Golang-Cross-Compile.sh

#!/usr/bin/env bash
#Main file from https://www.digitalocean.com/community/tutorials/how-to-build-go-executables-for-multiple-platforms-on-ubuntu-16-04
#I just edited the platform; I'm just backing up it here

package=$1
if [[ -z "$package" ]]; then
  echo "usage: $0 <package-name>"
  exit 1
fi
package_split=(${package//\// })
package_name=${package_split[-1]}

platforms=("windows/amd64" "windows/386" "darwin/amd64" "darwin/386" "linux/386" "linux/amd64" "linux/arm" "linux/arm64")

mkdir build

for platform in "${platforms[@]}"
do
	echo "Building for $platform"
    platform_split=(${platform//\// })
    GOOS=${platform_split[0]}
    GOARCH=${platform_split[1]}
    output_name=$package_name'-'$GOOS'-'$GOARCH
    if [ $GOOS = "windows" ]; then
        output_name+='.exe'
    fi  

    env GOOS=$GOOS GOARCH=$GOARCH go build -o $output_name $package
    if [ $? -ne 0 ]; then
        echo 'An error has occurred! Aborting the script execution...'
        exit 1
    fi
	
	mv $output_name build/
done
echo "Done"