# Copyright 1999-2016 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: $

EAPI=5

PYTHON_COMPAT=( python2_7 )
PYTHON_REQ_USE="xml"

inherit autotools eutils python-r1 toolchain-funcs multilib-minimal

DESCRIPTION="XSLT libraries and tools"
HOMEPAGE="http://www.xmlsoft.org/"
SRC_URI="ftp://xmlsoft.org/${PN}/${P}.tar.gz"

LICENSE="MIT"
SLOT="0"
KEYWORDS="amd64"
IUSE="crypt debug examples python static-libs"

REQUIRED_USE="python? ( ${PYTHON_REQUIRED_USE} )"

RDEPEND="
	>=dev-libs/libxml2-2.9.1-r5:2[${MULTILIB_USEDEP}]
	crypt?  ( >=dev-libs/libgcrypt-1.5.3:0=[${MULTILIB_USEDEP}] )
	python? (
		${PYTHON_DEPS}
		dev-libs/libxml2:2[python,${PYTHON_USEDEP}] )
	abi_x86_32? (
		!<=app-emulation/emul-linux-x86-baselibs-20131008-r20
		!app-emulation/emul-linux-x86-baselibs[-abi_x86_32(-)]
	)
"
DEPEND="${RDEPEND}"

MULTILIB_CHOST_TOOLS=(
	/usr/bin/xslt-config
)

src_prepare() {
	DOCS=( AUTHORS ChangeLog FEATURES NEWS README TODO )

	# https://bugzilla.gnome.org/show_bug.cgi?id=684621
	epatch "${FILESDIR}"/${PN}.m4-${PN}-1.1.26.patch

	# use AC_PATH_TOOL for libgcrypt-config for sane cross-compile and multilib support
	# https://bugzilla.gnome.org/show_bug.cgi?id=725635
	# same for xml2-config
	# https://bugs.gentoo.org/show_bug.cgi?id=518728
	epatch "${FILESDIR}"/${PN}-1.1.28-AC_PATH_TOOL.patch

	# Apply patches from master found in debian
	epatch \
		"${FILESDIR}"/${PN}-1.1.28-broken-fprintf-parameters.patch \
		"${FILESDIR}"/${PN}-1.1.28-exslt-str-replace.patch \
		"${FILESDIR}"/${PN}-1.1.28-fix-quoting-xlocale.patch \
		"${FILESDIR}"/${PN}-1.1.28-seed-pseudo-random-generator.patch

	# Fix null pointer dereference, from master
	# https://bugs.gentoo.org/show_bug.cgi?id=558822
	epatch "${FILESDIR}"/${PN}-1.1.28-attribute-type-preprocessing.patch

	# Simplify python setup
	epatch "${FILESDIR}"/${PN}-1.1.28-simplify-python.patch
	epatch "${FILESDIR}"/${PN}-1.1.28-disable-static-modules.patch

	mv configure.{in,ac} || die

	eautoreconf
	# If eautoreconf'd with new autoconf, then epunt_cxx is not necessary
	# and it is propably otherwise too if upstream generated with new
	# autoconf
#	epunt_cxx
	# But Prefix always needs elibtoolize if not eautoreconf'd.
#	elibtoolize
}

multilib_src_configure() {
	libxslt_configure() {
		ECONF_SOURCE="${S}" econf \
			--with-html-dir="${EPREFIX}"/usr/share/doc/${PF} \
			--with-html-subdir=html \
			$(use_with crypt crypto) \
			$(use_with debug) \
			$(use_with debug mem-debug) \
			$(use_enable static-libs static) \
			"$@"
	}

	libxslt_py_configure() {
		mkdir -p "${BUILD_DIR}" || die # ensure python build dirs exist
		run_in_build_dir libxslt_configure --with-python
	}

	libxslt_configure --without-python # build python bindings separately

	if multilib_is_native_abi && use python; then
		python_foreach_impl libxslt_py_configure
	fi
}

multilib_src_compile() {
	default
	multilib_is_native_abi && use python && libxslt_foreach_py_emake all
}

multilib_src_test() {
	default
	multilib_is_native_abi && use python && libxslt_foreach_py_emake test
}

multilib_src_install() {
	# "default" does not work here - docs are installed by multilib_src_install_all
	emake DESTDIR="${D}" install

	if multilib_is_native_abi && use python; then
		libxslt_foreach_py_emake \
			DESTDIR="${D}" \
			docsdir="${EPREFIX}"/usr/share/doc/${PF}/python \
			EXAMPLE_DIR="${EPREFIX}"/usr/share/doc/${PF}/python/examples \
			install
		python_foreach_impl python_optimize
	fi
}

multilib_src_install_all() {
	einstalldocs

	if ! use examples; then
		rm -rf "${ED}"/usr/share/doc/${PF}/examples
		rm -rf "${ED}"/usr/share/doc/${PF}/python/examples
	fi

	prune_libtool_files --modules
}

libxslt_foreach_py_emake() {
	libxslt_py_emake() {
		pushd "${BUILD_DIR}/python" > /dev/null || die
		emake "$@"
		popd > /dev/null
	}
	local native_builddir=${BUILD_DIR}
	python_foreach_impl libxslt_py_emake top_builddir="${native_builddir}" "$@"
}