# Maintainer: Morten Linderud <foxboron@archlinux.org>
# Contributor: Bartłomiej Piotrowski <bpiotrowski@archlinux.org>
# Contributor: Alexander F. Rødseth <xyproto@archlinux.org>
# Contributor: Pierre Neidhardt <ambrevar@gmail.com>
# Contributor: Vesa Kaihlavirta <vegai@iki.fi>
# Contributor: Rémy Oudompheng <remy@archlinux.org>
# Contributor: Andres Perera <andres87p gmail>
# Contributor: Matthew Bauer <mjbauer95@gmail.com>
# Contributor: Christian Himpel <chressie@gmail.com>
# Contributor: Mike Rosset <mike.rosset@gmail.com>
# Contributor: Daniel YC Lin <dlin.tw@gmail.com>
# Contributor: John Luebs <jkluebs@gmail.com>

# ALARM: Kevin Mihelich <kevin@archlinuxarm.org>
#  - added switches for our architectures

pkgname=go
epoch=2
pkgver=1.17
pkgrel=2
pkgdesc='Core compiler tools for the Go programming language'
arch=(x86_64)
url='https://golang.org/'
license=(BSD)
makedepends=(git go perl)
replaces=(go-pie)
provides=(go-pie)
options=(!strip staticlibs)
source=(https://storage.googleapis.com/golang/go$pkgver.src.tar.gz{,.asc})
validpgpkeys=('EB4C1BFD4F042F6DDDCCEC917721F63BD38B4796')
sha256sums=('3a70e5055509f347c0fb831ca07a2bf3b531068f349b14a3c652e9b5b67beb5d'
            'SKIP')

case "$CARCH" in
  x86_64) export GOARCH=amd64 ;;
  arm) export GOARCH=arm GOARM=5 ;;
  armv6h) export GOARCH=arm GOARM=6 ;;
  armv7h) export GOARCH=arm GOARM=7 ;;
  aarch64) export GOARCH=arm64 ;;
esac

build() {
  export GOROOT_FINAL=/usr/lib/go
  export GOROOT_BOOTSTRAP=/usr/lib/go
  export GOPATH="$srcdir/"
  export GOROOT="$srcdir/$pkgname"
  export GOBIN="$GOROOT/bin"

  cd "$pkgname/src"
  ./make.bash --no-clean -v

  PATH="$GOBIN:$PATH" go install -v std
}

check() {
  export GOROOT_FINAL=/usr/lib/go
  export GOROOT_BOOTSTRAP=/usr/lib/go
  export GOROOT="$srcdir/$pkgname"
  export GOBIN="$GOROOT/bin"
  export PATH="$srcdir/$pkgname/bin:$PATH"
  export GO_TEST_TIMEOUT_SCALE=3

  cd $pkgname/src
  ./run.bash --no-rebuild -v -v -v -k
}

package() {
  cd "$pkgname"

  install -d "$pkgdir/usr/bin" "$pkgdir/usr/lib/go" "$pkgdir/usr/share/doc/go" \
    "$pkgdir/usr/lib/go/pkg/linux_amd64_"{dynlink,race}

  # TODO: Make split package for source files?
  # This saves around 100 MB.
  # Rest of the size is from the duplicate _race and _dynlib .a files
  # cp -a bin pkg src lib misc api test "$pkgdir/usr/lib/go"
  cp -a bin pkg src lib misc api "$pkgdir/usr/lib/go"
  cp -r doc/* "$pkgdir/usr/share/doc/go"

  ln -sf /usr/lib/go/bin/go "$pkgdir/usr/bin/go"
  ln -sf /usr/lib/go/bin/gofmt "$pkgdir/usr/bin/gofmt"
  ln -sf /usr/share/doc/go "$pkgdir/usr/lib/go/doc"

  install -Dm644 VERSION "$pkgdir/usr/lib/go/VERSION"

  rm -rf "$pkgdir/usr/lib/go/pkg/bootstrap" "$pkgdir/usr/lib/go/pkg/tool/*/api"

  # TODO: Figure out if really needed
  rm -rf "$pkgdir"/usr/lib/go/pkg/obj/go-build/*
  find "$pkgdir/usr/lib/go" -name "testdata" -type d -prune -exec rm -rf "{}" \;
  find "$pkgdir/usr/lib/go" -name "*_test.go" -exec rm -rf "{}" \;

  install -Dm644 LICENSE "$pkgdir/usr/share/licenses/$pkgname/LICENSE"
}

# vim: ts=2 sw=2 et