# Compiling Time: 0.16 SBU
# Maintainer: DeX77 <dex77@frugalware.org>

pkgname=go
pkgver=1.16.6
pkgrel=1
go_bootstrap_ver=1.4.3
pkgdesc='Compiler and tools for the Go programming language from Google'
archs=('x86_64')
groups=('devel-extra')
url='http://golang.org/'
depends=('perl>=5.28.2' 'gawk')
makedepends=('git')
Fpkgversep=""
_F_archive_prefix=".src"
_F_cd_path="go/src"
_F_archive_grepv="beta\|alpha\|rc[1-9]"
up2date="Flastarchive $url/dl/ .src.tar.gz"
options=('nostrip' 'scriptlet')
source=(https://storage.googleapis.com/golang/go${pkgver}.src.tar.gz \
	go.sh)

sha1sums=('047772552a78bb6d20682425e38d43dc4d94ad3f' \
          'a760c32cbad5a013f384a086efb3b8b8fd88794f')

build() {

	export GOROOT="$Fsrcdir/$pkgname"
	export GOPATH="$Fsrcdir/gopath"
	export GOROOT_FINAL="/usr/lib/go"
	export GOROOT_BOOTSTRAP="$Fsrcdir/$pkgname${go_bootstrap_ver}"
	mkdir $GOROOT_BOOTSTRAP

	export GOARCH=amd64

	Fcd

	Fexec wget https://storage.googleapis.com/golang/go${go_bootstrap_ver}.linux-amd64.tar.gz || Fdie
	Fexec tar -zxvf go${go_bootstrap_ver}.linux-amd64.tar.gz -C $GOROOT_BOOTSTRAP || Fdie
	export GOROOT_BOOTSTRAP="$GOROOT_BOOTSTRAP/go"

	Fexec bash make.bash  --no-clean || Fdie

	Fmkdir usr/share/go

	Fcp go/doc   usr/share/go
	Fcp go/misc  usr/share/go

	Fln usr/share/go/doc usr/lib/go/doc

	Fmkdir usr/bin

	Fexe go/bin/go usr/bin/
	Fexe go/bin/gofmt usr/bin/
	Fcp go/pkg/  usr/lib/go/

	# Remove obj files
	Frm usr/lib/go/pkg/obj/

	Fmkdir usr/lib/go/src
	Fcpr go/src usr/lib/go

	Fmkdir usr/lib/go/src/cmd
	Fcp "go/src/cmd/*" usr/lib/go/src/cmd
	Fcpr go/lib usr/lib/go

	Finstall 644 go/src/Make.* usr/lib/go/src

	# Remove object files from target src dir
	find "${Fdestdir}/usr/lib/go/src/" -type f -name '*.[ao]' -delete

	# For packages that source /etc/profile.d/go.sh
	Finstall 755 "$pkgname.sh" /etc/profile.d/$pkgname.sh

	# This is to make go get code.google.com/p/go-tour/gotour and
	# then running the gotour executable work out of the box.
	Fln /usr/bin /usr/lib/go/bin

	# Chmod *.a files
	Ffileschmod "usr/lib/go/pkg/linux_${GOARCH}/" 755
	Ffileschmod "usr/lib/go/pkg/tool/linux_${GOARCH}/" 755

	# For godoc
	Finstall 644 go/favicon.ico usr/lib/go/favicon.ico

	Frm usr/share/go/doc/articles/wiki/get.bin

}

# optimization OK