eclass/sgml-catalog-r1.eclass

   1 # Copyright 2019 Gentoo Authors
   2 # Distributed under the terms of the GNU General Public License v2
   3
   4 # @ECLASS: sgml-catalog-r1.eclass
   5 # @MAINTAINER:
   6 # Michał Górny <mgorny@gentoo.org>
   7 # @AUTHOR:
   8 # Michał Górny <mgorny@gentoo.org>
   9 # @SUPPORTED_EAPIS: 7
  10 # @BLURB: Functions for installing SGML catalogs
  11 # @DESCRIPTION:
  12 # This eclass regenerates /etc/sgml/catalog, /etc/sgml.{,c}env
  13 # and /etc/env.d/93sgmltools-lite as necessary for the DocBook tooling.
  14 # This is done via exported pkg_postinst and pkg_postrm phases.
  15
  16 case ${EAPI:-0} in
  17         7) ;;
  18         *) die "Unsupported EAPI=${EAPI} for ${ECLASS}";;
  19 esac
  20
  21 EXPORT_FUNCTIONS pkg_postinst pkg_postrm
  22
  23 if [[ ! ${_SGML_CATALOG_R1} ]]; then
  24
  25 if [[ ${CATEGORY}/${PN} != app-text/sgml-common ]]; then
  26         RDEPEND=">=app-text/sgml-common-0.6.3-r7"
  27 fi
  28
  29 # @FUNCTION: sgml-catalog-r1_update_catalog
  30 # @DESCRIPTION:
  31 # Regenerate /etc/sgml/catalog to include all installed catalogs.
  32 sgml-catalog-r1_update_catalog() {
  33         local shopt_save=$(shopt -p nullglob)
  34         shopt -s nullglob
  35         local cats=( "${EROOT}"/etc/sgml/*.cat )
  36         ${shopt_save}
  37
  38         if [[ ${#cats[@]} -gt 0 ]]; then
  39                 ebegin "Updating ${EROOT}/etc/sgml/catalog"
  40                 printf 'CATALOG "%s"\n' "${cats[@]}" > "${T}"/catalog &&
  41                 mv "${T}"/catalog "${EROOT}"/etc/sgml/catalog
  42                 eend "${?}"
  43         else
  44                 ebegin "Removing ${EROOT}/etc/sgml/catalog"
  45                 rm "${EROOT}"/etc/sgml/catalog &&
  46                 { rmdir "${EROOT}"/etc/sgml &>/dev/null || :; }
  47                 eend "${?}"
  48         fi
  49 }
  50
  51 # @FUNCTION: sgml-catalog-r1_update_env
  52 # @DESCRIPTION:
  53 # Regenerate environment variables and copy them to env.d.
  54 sgml-catalog-r1_update_env() {
  55         # gensgmlenv doesn't support overriding root
  56         if [[ -z ${ROOT} && -x "${EPREFIX}/usr/bin/gensgmlenv" ]]; then
  57                 ebegin "Regenerating SGML environment variables"
  58                 gensgmlenv &&
  59                 grep -v export "${EPREFIX}/etc/sgml/sgml.env" > "${T}"/93sgmltools-lite &&
  60                 mv "${T}"/93sgmltools-lite "${EPREFIX}/etc/env.d/93sgmltools-lite"
  61                 eend "${?}"
  62         fi
  63 }
  64
  65 sgml-catalog-r1_pkg_postinst() {
  66         sgml-catalog-r1_update_catalog
  67         sgml-catalog-r1_update_env
  68 }
  69
  70 sgml-catalog-r1_pkg_postrm() {
  71         sgml-catalog-r1_update_catalog
  72         sgml-catalog-r1_update_env
  73 }
  74
  75 _SGML_CATALOG_R1=1
  76 fi