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# Copyright 1999-2017 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# @ECLASS: opam.eclass
# @MAINTAINER:
# Gentoo ML Project <ml@gentoo.org>
# @AUTHOR:
# Alexis Ballier <aballier@gentoo.org>
# @SUPPORTED_EAPIS: 5 6 7
# @BLURB: Provides functions for installing opam packages.
# @DESCRIPTION:
# Provides dependencies on opam and ocaml, opam-install and a default
# src_install for opam-based packages.
case ${EAPI:-0} in
0|1|2|3|4) die "You need at least EAPI-5 to use opam.eclass";;
*) ;;
esac
RDEPEND=">=dev-lang/ocaml-4:="
DEPEND="${RDEPEND}
dev-ml/opam"
# @FUNCTION: opam-install
# @USAGE: <list of packages>
# @DESCRIPTION:
# Installs the opam packages given as arguments. For each "${pkg}" element in
# that list, "${pkg}.install" must be readable from current working directory.
opam-install() {
local pkg
for pkg ; do
opam-installer -i \
--prefix="${ED}usr" \
--libdir="${D}$(ocamlc -where)" \
--docdir="${ED}usr/share/doc/${PF}" \
--mandir="${ED}usr/share/man" \
"${pkg}.install" || die
done
}
opam_src_install() {
local pkg="${1:-${PN}}"
opam-install "${pkg}"
# Handle opam putting doc in a subdir
if [ -d "${ED}usr/share/doc/${PF}/${pkg}" ] ; then
mv "${ED}usr/share/doc/${PF}/${pkg}/"* "${ED}usr/share/doc/${PF}/" || die
rmdir "${ED}usr/share/doc/${PF}/${pkg}" || die
fi
}
EXPORT_FUNCTIONS src_install
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