# Maintainer: Natanael Copa <ncopa@alpinelinux.org>
pkgname=boost
pkgver=1.62.0
_pkgver="${pkgver//./_}"
pkgrel=2
pkgdesc="Free peer-reviewed portable C++ source libraries"
url="http://www.boost.org/"
arch="all"
license="custom"
depends=""
depends_dev="linux-headers"
makedepends="$depends_dev python2-dev>=2.6 python3-dev flex bison bzip2-dev zlib-dev"
subpackages="$pkgname-dev $pkgname-doc"
source="http://downloads.sourceforge.net/$pkgname/${pkgname}_$_pkgver.tar.bz2
	libressl.patch"
builddir="$srcdir/${pkgname}_${_pkgver}"

_libs="date_time
	filesystem
	graph
	iostreams
	math
	prg_exec_monitor
	program_options
	python3
	python
	random
	regex
	serialization
	signals
	system
	thread
	unit_test_framework
	wave
	wserialization
	"
for _lib in $_libs; do
	subpackages="$subpackages $pkgname-$_lib:_boostlib"
done

prepare() {
	default_prepare || return 1

	cd "$builddir"

	PY2_VERSION="$(_pyversion python2)"
	PY3_VERSION="$(_pyversion python3)"

	# create user-config.jam
	cat > user-config.jam <<-__EOF__

	using gcc : : $CC : <cxxflags>"${CXXFLAGS}" <linkflags>"${LDFLAGS}" ;
	using python : ${PY2_VERSION} : /usr/bin/python2 : /usr/include/python${PY2_VERSION} : /usr/lib ;
	using python : ${PY3_VERSION} : /usr/bin/python3 : /usr/include/python${PY3_VERSION}m : /usr/lib ;

	__EOF__
}

_options="--user-config=\"$builddir/user-config.jam\"
	--prefix=\"$pkgdir/usr\"
	release
	debug-symbols=off
	threading=single,multi
	runtime-link=shared
	link=shared,static
	cflags=-fno-strict-aliasing
	-sPYTHON_ROOT=/usr
	-sPYTHON_VERSION=$PY2_VERSION
	-sTOOLS=gcc
	--layout=tagged
	-q
	-j${JOBS:-2}
	"

case "$CARCH" in
	armhf|aarch64) _boostarch=arm;;
	*) _boostarch=$CARCH;;
esac
_enginedir=tools/build/src/engine

build() {
	export BOOST_ROOT="$builddir"

	msg "Building bjam"
	cd "$builddir"/$_enginedir
	CC= ./build.sh cc || return 1
	local _bjam="$PWD/bin.linux$_boostarch/bjam"

	msg "Building bcp"
	cd "$builddir"/tools/bcp
	"$_bjam" -j${JOBS:-2} || return 1

	msg "Building boost"
	cd "$builddir"
	"$_bjam" $_options
}

package() {
	export BOOST_ROOT="$builddir"
	cd "$builddir"

	install -Dm755 $_enginedir/bin.linux${_boostarch}/bjam \
		"$pkgdir"/usr/bin/bjam || return 1

	install -Dm755 dist/bin/bcp "$pkgdir"/usr/bin/bcp || return 1

	install -Dm644 LICENSE_1_0.txt \
		"$pkgdir"/usr/share/licenses/$pkgname/LICENSE_1_0.txt || return 1

	"$pkgdir"/usr/bin/bjam $_options \
		--includedir="$pkgdir"/usr/include \
		--libdir="$pkgdir"/usr/lib \
		install || return 1

	cd libs/python/pyste/install
	python2 setup.py install --root="$pkgdir" || return 1
}

_boostlib() {
	local name="${subpkgname#$pkgname-}"
	pkgdesc="Boost $name library"
	case "$name" in
	python*) depends="$depends $name"
	esac

	mkdir -p "$subpkgdir"/usr/lib
	mv "$pkgdir"/usr/lib/libboost_$name* "$subpkgdir"/usr/lib/
}

_pyversion() {
	$1 -c 'import sys; print("%i.%i" % (sys.version_info.major, sys.version_info.minor))'
}

md5sums="21b799e5d35ba2beef75b225deaf199a  boost_1_62_0.tar.bz2
b941ebae33e625fe0d08ff48502c11d0  libressl.patch"
sha256sums="a715dc2adff2d451719352b1e863d78cbb100a03f7ed76097c89b9016c59091e  boost_1_62_0.tar.bz2
bb47222b596f0b3ef1b85470d29abac5f497295f4965dae4d207962d4e41e84f  libressl.patch"
sha512sums="26f9bd25133e459e2e583cec7e0cbaf805de920a411dd1aa4e2b88091f6a6a9ea3642545da38fa3e7b8f44c336b8b909a4ce76db5502f7140fd62a1505e18e7c  boost_1_62_0.tar.bz2
5804c344b5e5ece17811e744f1965c58840b6695a084dd09c23c9db380f3cbfbca201d6c595b5379bc12ff6f285794509799d28864df6037db6212c63adb2207  libressl.patch"