go build

build.sh

#!/bin/bash

VERSION=1.4
WD=$(pwd)
mkdir -p $WD/downloads

echo "Downloading"
cd $WD/downloads
FILES="go${VERSION}.src.tar.gz
go${VERSION}.windows-386.zip
go${VERSION}.windows-amd64.zip
go${VERSION}.linux-386.tar.gz
go${VERSION}.linux-amd64.tar.gz
go${VERSION}.freebsd-386.tar.gz
go${VERSION}.freebsd-amd64.tar.gz
go${VERSION}.darwin-386-osx10.8.tar.gz
go${VERSION}.darwin-amd64-osx10.8.tar.gz
"
for F in $FILES
do
  echo $F
  if [ ! -f $F ]; then
    curl -O -l https://storage.googleapis.com/golang/$F
  fi
done

echo "Extracting"
cd $WD
tar -xzf $WD/downloads/go${VERSION}.src.tar.gz

for OS in windows linux freebsd darwin
do
  for ARCH in 386 amd64
  do
    echo "${OS}-${ARCH}"
    cd $WD
    # extract
    if [ $OS = windows ]
    then
      unzip -o -q $WD/downloads/go${VERSION}.${OS}-${ARCH}.zip go/pkg/${OS}_${ARCH}/\*
    elif [ $OS = darwin ]
    then
      tar -xzf $WD/downloads/go${VERSION}.${OS}-${ARCH}-osx10.8.tar.gz go/pkg/${OS}_${ARCH}
    else
      tar -xzf $WD/downloads/go${VERSION}.${OS}-${ARCH}.tar.gz go/pkg/${OS}_${ARCH}
    fi
    # update timestamps
    find go/pkg/${OS}_${ARCH} -exec touch {} +
  done
done

echo "Building"
cd $WD/go/src
chmod +x all.bash
chmod +x make.bash
./make.bash

for OS in windows linux freebsd darwin
do
  for ARCH in 386 amd64
  do
    echo "${OS}-${ARCH}"
    # build
    cd $WD/go/src
    GOOS=$OS GOARCH=$ARCH ./make.bash --no-clean
  done
done