# Description: The Go Programming Language
# URL: https://golang.org/
# Maintainer: Matt Housh, jaeger at crux dot ninja

name=go
version=1.7.5
release=1
source=(https://storage.googleapis.com/golang/go1.4.3.linux-amd64.tar.gz \
    https://storage.googleapis.com/golang/${name}${version}.src.tar.gz \
    $name-certpath.diff)

unpack_source() {
    install -d $SRC/go1.4
    bsdtar -xf $PKGMK_SOURCE_DIR/${name}1.4.3.linux-amd64.tar.gz \
        -C $SRC/go1.4 --strip-components 1
    bsdtar -xf $PKGMK_SOURCE_DIR/${name}${version}.src.tar.gz \
        -C $SRC
    cp $name-certpath.diff $SRC
}

build() {
    export GOROOT_BOOTSTRAP=${SRC}/go1.4
    export GOROOT_FINAL=/usr/lib/go
    export GOOS=linux
    export GOARCH=amd64

    patch -p0 -i $SRC/$name-certpath.diff

    cd go/src
    bash make.bash --no-clean

    install -d $PKG/usr/lib
    cp -r $SRC/go $PKG/usr/lib/

    install -d $PKG/usr/bin
    ln -s /usr/lib/go/bin/go $PKG/usr/bin/
    ln -s /usr/lib/go/bin/gofmt $PKG/usr/bin/

    find $PKG \( -name "*.a" -o -name "*.go" \) -exec chmod 644 '{}' \;
    find $PKG \( -name "README*" -o -name "AUTHORS" -o -name "TODO" \) -delete
    rm $PKG/usr/lib/go/src/*.bat
}