eclass/emul-linux-x86.eclass

   1 # Copyright 1999-2014 Gentoo Foundation
   2 # Distributed under the terms of the GNU General Public License v2
   3 # $Id$
   4
   5 # @DEAD
   6
   7 #
   8 # Original Author: Mike Doty <kingtaco@gentoo.org>
   9 # Adapted from emul-libs.eclass
  10 # Purpose: Providing a template for the app-emulation/emul-linux-* packages
  11 #
  12
  13 inherit eutils multilib
  14
  15 case "${EAPI:-0}" in
  16         3|4|5)
  17                 EXPORT_FUNCTIONS src_prepare src_install
  18                 ;;
  19         *) die "EAPI=${EAPI} is not supported" ;;
  20 esac
  21
  22 eqawarn "emul-linux-x86.eclass is last rited and will be removed on 2015-11-24."
  23 eqawarn "Please remove your copies of emul-linux-x86 ebuilds as they are"
  24 eqawarn "no longer supported."
  25
  26 DESCRIPTION="Provides precompiled 32bit libraries"
  27 #HOMEPAGE="https://amd64.gentoo.org/emul/content.xml"
  28 HOMEPAGE="https://dev.gentoo.org/~pacho/emul.html"
  29 SRC_URI="https://dev.gentoo.org/~pacho/emul/${P}.tar.xz"
  30
  31 IUSE="+development"
  32
  33 RESTRICT="strip"
  34 S=${WORKDIR}
  35
  36 QA_PREBUILT="*"
  37
  38 SLOT="0"
  39
  40 DEPEND=">=sys-apps/findutils-4.2.26"
  41 RDEPEND=""
  42
  43 emul-linux-x86_src_prepare() {
  44         ALLOWED=${ALLOWED:-^${S}/etc/env.d}
  45         use development && ALLOWED="${ALLOWED}|/usr/lib32/pkgconfig"
  46         find "${S}" ! -type d ! '(' -name '*.so' -o -name '*.so.[0-9]*' -o -name '*.h' ')' | egrep -v "${ALLOWED}" | xargs -d $'\n' rm -f || die 'failed to remove everything but *.so*'
  47 }
  48
  49 emul-linux-x86_src_install() {
  50         for dir in etc/env.d etc/revdep-rebuild ; do
  51                 if [[ -d "${S}"/${dir} ]] ; then
  52                         for f in "${S}"/${dir}/* ; do
  53                                 mv -f "$f"{,-emul}
  54                         done
  55                 fi
  56         done
  57
  58         # remove void directories
  59         find "${S}" -depth -type d -print0 | xargs -0 rmdir 2&>/dev/null
  60
  61         cp -pPR "${S}"/* "${ED}"/ || die "copying files failed!"
  62
  63         # Do not hardcode lib32, bug #429726
  64         local x86_libdir=$(get_abi_LIBDIR x86)
  65         if [[ ${x86_libdir} != "lib32" ]] ; then
  66                 ewarn "Moving lib32/ to ${x86_libdir}/; some libs might not work"
  67                 mv "${D}"/usr/lib32 "${D}"/usr/${x86_libdir} || die
  68                 if [[ -d ${D}/lib32 ]] ; then
  69                         mv "${D}"/lib32 "${D}"/${x86_libdir} || die
  70                 fi
  71
  72                 pushd "${D}"/usr/${x86_libdir} >/dev/null
  73
  74                 # Fix linker script paths.
  75                 local ldscripts
  76                 if ldscripts=( $(grep -ls '^GROUP.*/lib32/' *.so) ) ; then
  77                         sed -i \
  78                                 -e "s:/lib32/:/${x86_libdir}/:" \
  79                                 "${ldscripts[@]}" || die
  80                 fi
  81
  82                 # Rewrite symlinks (if need be).
  83                 local sym tgt
  84                 while read sym ; do
  85                         tgt=$(readlink "${sym}")
  86                         ln -sf "${tgt/lib32/${x86_libdir}}" "${sym}" || die
  87                 done < <(find -xtype l)
  88
  89                 popd >/dev/null
  90         fi
  91
  92         # Since header wrapping is added as part of gx86-multilib support,
  93         # all packages involved install their own copies of i686* headers
  94         # when built with abi_x86_32.
  95         if [[ -d "${D}"/usr/include ]] && use abi_x86_32; then
  96                 rm -r "${D}"/usr/include || die
  97         fi
  98         # The same goes for ${CHOST}- multilib tool prefixing.
  99         if path_exists "${D}"/usr/bin/i686-pc-linux-gnu-* && use abi_x86_32; then
 100                 rm "${D}"/usr/bin/i686-pc-linux-gnu-* || die
 101         fi
 102 }