eclass/opam.eclass

   1 # Copyright 1999-2017 Gentoo Foundation
   2 # Distributed under the terms of the GNU General Public License v2
   3
   4 # @ECLASS: opam.eclass
   5 # @MAINTAINER:
   6 # Gentoo ML Project <ml@gentoo.org>
   7 # @AUTHOR:
   8 # Alexis Ballier <aballier@gentoo.org>
   9 # @BLURB: Provides functions for installing opam packages.
  10 # @DESCRIPTION:
  11 # Provides dependencies on opam and ocaml, opam-install and a default
  12 # src_install for opam-based packages.
  13
  14 case ${EAPI:-0} in
  15     0|1|2|3|4) die "You need at least EAPI-5 to use opam.eclass";;
  16     *) ;;
  17 esac
  18
  19 RDEPEND=">=dev-lang/ocaml-4:="
  20 DEPEND="${RDEPEND}
  21         dev-ml/opam"
  22
  23 # @FUNCTION: opam-install
  24 # @USAGE: <list of packages>
  25 # @DESCRIPTION:
  26 # Installs the opam packages given as arguments. For each "${pkg}" element in
  27 # that list, "${pkg}.install" must be readable from current working directory.
  28 opam-install() {
  29         local pkg
  30         for pkg ; do
  31                 opam-installer -i \
  32                         --prefix="${ED}usr" \
  33                         --libdir="${D}$(ocamlc -where)" \
  34                         --docdir="${ED}usr/share/doc/${PF}" \
  35                         --mandir="${ED}usr/share/man" \
  36                         "${pkg}.install" || die
  37         done
  38 }
  39
  40 opam_src_install() {
  41         local pkg="${1:-${PN}}"
  42         opam-install "${pkg}"
  43         # Handle opam putting doc in a subdir
  44         if [ -d "${ED}usr/share/doc/${PF}/${pkg}" ] ; then
  45                 mv "${ED}usr/share/doc/${PF}/${pkg}/"* "${ED}usr/share/doc/${PF}/" || die
  46                 rmdir "${ED}usr/share/doc/${PF}/${pkg}" || die
  47         fi
  48 }
  49
  50 EXPORT_FUNCTIONS src_install