#!/bin/bash 

set -e

cd $(dirname $0)/..

install_go()
{
    # Taken from Google/golang Dockerfile...
    apt-get update -y && apt-get install --no-install-recommends -y -q curl build-essential \
        ca-certificates git mercurial bzr
    mkdir /goroot && curl https://storage.googleapis.com/golang/go1.4.linux-amd64.tar.gz | tar xvzf - -C /goroot --strip-components=1
    echo $PWD
    echo "export GOROOT=\"/goroot\"" > ./build/bootstrap.envs
    echo "export PATH=\"$PATH:/goroot/bin\"" >> ./build/bootstrap.envs
}


mkdir -p ./build

if [ ! $(command -v go) ]; then
    echo "Going to try installing Go..."
    install_go
fi

if [ -x "$(which xz)" ]; then
    apt-get update
    apt-get install -y xz-utils
fi