/[gentoo-x86]/eclass/toolchain-funcs.eclass
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1# Copyright 1999-2011 Gentoo Foundation 1# Copyright 1999-2011 Gentoo Foundation
2# Distributed under the terms of the GNU General Public License v2 2# Distributed under the terms of the GNU General Public License v2
3# $Header: /var/cvsroot/gentoo-x86/eclass/toolchain-funcs.eclass,v 1.112 2012/06/14 03:38:51 vapier Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/toolchain-funcs.eclass,v 1.113 2012/07/21 16:11:01 vapier Exp $
4 4
5# @ECLASS: toolchain-funcs.eclass 5# @ECLASS: toolchain-funcs.eclass
6# @MAINTAINER: 6# @MAINTAINER:
7# Toolchain Ninjas <toolchain@gentoo.org> 7# Toolchain Ninjas <toolchain@gentoo.org>
8# @BLURB: functions to query common info about the toolchain 8# @BLURB: functions to query common info about the toolchain
610 local lib libdir=$(get_libdir) output_format="" auto=false suffix=$(get_libname) 610 local lib libdir=$(get_libdir) output_format="" auto=false suffix=$(get_libname)
611 [[ -z ${ED+set} ]] && local ED=${D%/}${EPREFIX}/ 611 [[ -z ${ED+set} ]] && local ED=${D%/}${EPREFIX}/
612 612
613 tc-is-static-only && return 613 tc-is-static-only && return
614 614
615 # Eventually we'd like to get rid of this func completely #417451
616 case ${CTARGET:-${CHOST}} in
617 *-darwin*) ;;
618 *linux*) use prefix && return 0 ;;
619 *) return 0 ;;
620 esac
621
615 # Just make sure it exists 622 # Just make sure it exists
616 dodir /usr/${libdir} 623 dodir /usr/${libdir}
617 624
618 if [[ $1 == "-a" ]] ; then 625 if [[ $1 == "-a" ]] ; then
619 auto=true 626 auto=true
676 # understand linker scripts, just create a symlink. 683 # understand linker scripts, just create a symlink.
677 pushd "${ED}/usr/${libdir}" > /dev/null 684 pushd "${ED}/usr/${libdir}" > /dev/null
678 ln -snf "../../${libdir}/${tlib}" "${lib}" 685 ln -snf "../../${libdir}/${tlib}" "${lib}"
679 popd > /dev/null 686 popd > /dev/null
680 ;; 687 ;;
681 *-aix*|*-irix*|*64*-hpux*|*-interix*|*-winnt*) 688 *linux*)
682 if ${auto} ; then
683 mv "${ED}"/usr/${libdir}/${lib}* "${ED}"/${libdir}/ || die
684 # no way to retrieve soname on these platforms (?)
685 tlib=$(readlink "${ED}"/${libdir}/${lib})
686 tlib=${tlib##*/}
687 if [[ -z ${tlib} ]] ; then
688 # ok, apparently was not a symlink, don't remove it and
689 # just link to it
690 tlib=${lib}
691 else
692 rm -f "${ED}"/${libdir}/${lib}
693 fi
694 else
695 tlib=${lib}
696 fi
697
698 # we don't have GNU binutils on these platforms, so we symlink
699 # instead, which seems to work fine. Keep it relative, otherwise
700 # we break some QA checks in Portage
701 # on interix, the linker scripts would work fine in _most_
702 # situations. if a library links to such a linker script the
703 # absolute path to the correct library is inserted into the binary,
704 # which is wrong, since anybody linking _without_ libtool will miss
705 # some dependencies, since the stupid linker cannot find libraries
706 # hardcoded with absolute paths (as opposed to the loader, which
707 # seems to be able to do this).
708 # this has been seen while building shared-mime-info which needs
709 # libxml2, but links without libtool (and does not add libz to the
710 # command line by itself).
711 pushd "${ED}/usr/${libdir}" > /dev/null
712 ln -snf "../../${libdir}/${tlib}" "${lib}"
713 popd > /dev/null
714 ;;
715 hppa*-hpux*) # PA-RISC 32bit (SOM) only, others (ELF) match *64*-hpux* above.
716 if ${auto} ; then
717 tlib=$(chatr "${ED}"/usr/${libdir}/${lib} | sed -n '/internal name:/{n;s/^ *//;p;q}')
718 [[ -z ${tlib} ]] && tlib=${lib}
719 tlib=${tlib##*/} # 'internal name' can have a path component
720 mv "${ED}"/usr/${libdir}/${lib}* "${ED}"/${libdir}/ || die
721 # some SONAMEs are funky: they encode a version before the .so
722 if [[ ${tlib} != ${lib}* ]] ; then
723 mv "${ED}"/usr/${libdir}/${tlib}* "${ED}"/${libdir}/ || die
724 fi
725 [[ ${tlib} != ${lib} ]] &&
726 rm -f "${ED}"/${libdir}/${lib}
727 else
728 tlib=$(chatr "${ED}"/${libdir}/${lib} | sed -n '/internal name:/{n;s/^ *//;p;q}')
729 [[ -z ${tlib} ]] && tlib=${lib}
730 tlib=${tlib##*/} # 'internal name' can have a path component
731 fi
732 pushd "${ED}"/usr/${libdir} >/dev/null
733 ln -snf "../../${libdir}/${tlib}" "${lib}"
734 # need the internal name in usr/lib too, to be available at runtime
735 # when linked with /path/to/lib.sl (hardcode_direct_absolute=yes)
736 [[ ${tlib} != ${lib} ]] &&
737 ln -snf "../../${libdir}/${tlib}" "${tlib}"
738 popd >/dev/null
739 ;;
740 *)
741 if ${auto} ; then 689 if ${auto} ; then
742 tlib=$(scanelf -qF'%S#F' "${ED}"/usr/${libdir}/${lib}) 690 tlib=$(scanelf -qF'%S#F' "${ED}"/usr/${libdir}/${lib})
743 [[ -z ${tlib} ]] && die "unable to read SONAME from ${lib}" 691 [[ -z ${tlib} ]] && die "unable to read SONAME from ${lib}"
744 mv "${ED}"/usr/${libdir}/${lib}* "${ED}"/${libdir}/ || die 692 mv "${ED}"/usr/${libdir}/${lib}* "${ED}"/${libdir}/ || die
745 # some SONAMEs are funky: they encode a version before the .so 693 # some SONAMEs are funky: they encode a version before the .so

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