# Description: Free peer-reviewed portable C++ source libraries.
# URL: https://www.boost.org/
# Maintainer: Danny Rawlins, crux at romster dot me
# Depends on: python python3
# Optional: icu

name=boost
version=1.74.0
release=1
source=(https://dl.bintray.com/boostorg/release/$version/source/${name}_${version//./_}.tar.bz2)

build() {
	cd ${name}_${version//./_}

       local config="
variant=release \
threading=multi \
runtime-link=shared \
link=shared,static \
debug-symbols=off \
toolset=gcc \
-j ${JOBS-1}"

	local ICU="$([ -e /usr/bin/icu-config ] && echo --with-icu)"
	./bootstrap.sh --prefix=$PKG/usr --with-toolset=gcc $ICU --with-python=/usr/bin/python2
	local pyver2="$(/usr/bin/python2 -c 'import sys; print("%s.%s" % sys.version_info[:2])')"

	./b2 stage $config python="$pyver2"
	./b2 install threading=multi link=shared

	##
	./bootstrap.sh --prefix=$PKG/usr --with-toolset=gcc $ICU --with-python=/usr/bin/python3 --with-libraries=python
	local pyver3=$(/usr/bin/python3 -c 'import sys; print("%s.%s" % sys.version_info[:2])')

	./b2 clean
	./b2 stage $config python="$pyver3"
	./b2 install threading=multi link=shared

	# https://github.com/boostorg/python/issues/203#issuecomment-391477685
	local pyver="$(/usr/bin/python3 -c 'import sys; print("%s%s" % sys.version_info[:2])')"
	ln -s libboost_python$pyver.so $PKG/usr/lib/libboost_python3.so
}