eclass/opam.eclass

   1 # Copyright 1999-2019 Gentoo Authors
   2 # Distributed under the terms of the GNU General Public License v2
   3
   4 # @ECLASS: opam.eclass
   5 # @MAINTAINER:
   6 # maintainer-needed@gentoo.org
   7 # @AUTHOR:
   8 # Alexis Ballier <aballier@gentoo.org>
   9 # @SUPPORTED_EAPIS: 5 6 7
  10 # @BLURB: Provides functions for installing opam packages.
  11 # @DESCRIPTION:
  12 # Provides dependencies on opam and ocaml, opam-install and a default
  13 # src_install for opam-based packages.
  14
  15 case ${EAPI:-0} in
  16         5|6|7) ;;
  17         *) die "${ECLASS}: EAPI ${EAPI} not supported" ;;
  18 esac
  19
  20 RDEPEND=">=dev-lang/ocaml-4:="
  21 DEPEND="${RDEPEND}
  22         dev-ml/opam"
  23
  24 # @FUNCTION: opam-install
  25 # @USAGE: <list of packages>
  26 # @DESCRIPTION:
  27 # Installs the opam packages given as arguments. For each "${pkg}" element in
  28 # that list, "${pkg}.install" must be readable from current working directory.
  29 opam-install() {
  30         local pkg
  31         for pkg ; do
  32                 opam-installer -i \
  33                         --prefix="${ED%/}/usr" \
  34                         --libdir="${D%/}/$(ocamlc -where)" \
  35                         --docdir="${ED%/}/usr/share/doc/${PF}" \
  36                         --mandir="${ED%/}/usr/share/man" \
  37                         "${pkg}.install" || die
  38         done
  39 }
  40
  41 opam_src_install() {
  42         local pkg="${1:-${PN}}"
  43         opam-install "${pkg}"
  44         # Handle opam putting doc in a subdir
  45         if [ -d "${ED%/}/usr/share/doc/${PF}/${pkg}" ] ; then
  46                 mv "${ED%/}/usr/share/doc/${PF}/${pkg}/"* "${ED%/}/usr/share/doc/${PF}/" || die
  47                 rmdir "${ED%/}/usr/share/doc/${PF}/${pkg}" || die
  48         fi
  49 }
  50
  51 EXPORT_FUNCTIONS src_install