# Copyright 1999-2012 Gentoo Foundation # Distributed under the terms of the GNU General Public License v2 # $Header: /var/cvsroot/gentoo-x86/eclass/toolchain.eclass,v 1.551 2012/08/19 01:23:44 vapier Exp $ # # Maintainer: Toolchain Ninjas #---->> eclass stuff <<---- HOMEPAGE="http://gcc.gnu.org/" LICENSE="GPL-2 LGPL-2.1" RESTRICT="strip" # cross-compilers need controlled stripping inherit eutils versionator libtool toolchain-funcs flag-o-matic gnuconfig multilib fixheadtails pax-utils if [[ ${PV} == *_pre9999* ]] ; then EGIT_REPO_URI="git://gcc.gnu.org/git/gcc.git" # naming style: # gcc-4.7.1_pre9999 -> gcc-4_7-branch # Note that the micro version is required or lots of stuff will break. # To checkout master set gcc_LIVE_BRANCH="master" in the ebuild before # inheriting this eclass. EGIT_BRANCH="${PN}-${PV%.?_pre9999}-branch" EGIT_BRANCH=${EGIT_BRANCH//./_} inherit git-2 fi EXPORT_FUNCTIONS pkg_setup src_unpack src_compile src_test src_install pkg_postinst pkg_postrm DESCRIPTION="The GNU Compiler Collection" FEATURES=${FEATURES/multilib-strict/} #----<< eclass stuff >>---- #---->> globals <<---- export CTARGET=${CTARGET:-${CHOST}} if [[ ${CTARGET} = ${CHOST} ]] ; then if [[ ${CATEGORY/cross-} != ${CATEGORY} ]] ; then export CTARGET=${CATEGORY/cross-} fi fi : ${TARGET_ABI:=${ABI}} : ${TARGET_MULTILIB_ABIS:=${MULTILIB_ABIS}} : ${TARGET_DEFAULT_ABI:=${DEFAULT_ABI}} is_crosscompile() { [[ ${CHOST} != ${CTARGET} ]] } tc_version_is_at_least() { version_is_at_least "$1" "${2:-${GCC_RELEASE_VER}}" ; } GCC_PV=${TOOLCHAIN_GCC_PV:-${PV}} GCC_PVR=${GCC_PV} [[ ${PR} != "r0" ]] && GCC_PVR=${GCC_PVR}-${PR} GCC_RELEASE_VER=$(get_version_component_range 1-3 ${GCC_PV}) GCC_BRANCH_VER=$(get_version_component_range 1-2 ${GCC_PV}) GCCMAJOR=$(get_version_component_range 1 ${GCC_PV}) GCCMINOR=$(get_version_component_range 2 ${GCC_PV}) GCCMICRO=$(get_version_component_range 3 ${GCC_PV}) [[ ${BRANCH_UPDATE-notset} == "notset" ]] && BRANCH_UPDATE=$(get_version_component_range 4 ${GCC_PV}) # According to gcc/c-cppbuiltin.c, GCC_CONFIG_VER MUST match this regex. # ([^0-9]*-)?[0-9]+[.][0-9]+([.][0-9]+)?([- ].*)? GCC_CONFIG_VER=${GCC_CONFIG_VER:-$(replace_version_separator 3 '-' ${GCC_PV})} # Pre-release support if [[ ${GCC_PV} != ${GCC_PV/_pre/-} ]] ; then PRERELEASE=${GCC_PV/_pre/-} fi # make _alpha and _beta ebuilds automatically use a snapshot if [[ ${GCC_PV} == *_alpha* ]] ; then SNAPSHOT=${GCC_BRANCH_VER}-${GCC_PV##*_alpha} elif [[ ${GCC_PV} == *_beta* ]] ; then SNAPSHOT=${GCC_BRANCH_VER}-${GCC_PV##*_beta} elif [[ ${GCC_PV} == *_rc* ]] ; then SNAPSHOT=${GCC_PV%_rc*}-RC-${GCC_PV##*_rc} fi export GCC_FILESDIR=${GCC_FILESDIR:-${FILESDIR}} PREFIX=${TOOLCHAIN_PREFIX:-/usr} if tc_version_is_at_least 3.4.0 ; then LIBPATH=${TOOLCHAIN_LIBPATH:-${PREFIX}/lib/gcc/${CTARGET}/${GCC_CONFIG_VER}} else LIBPATH=${TOOLCHAIN_LIBPATH:-${PREFIX}/lib/gcc-lib/${CTARGET}/${GCC_CONFIG_VER}} fi INCLUDEPATH=${TOOLCHAIN_INCLUDEPATH:-${LIBPATH}/include} if is_crosscompile ; then BINPATH=${TOOLCHAIN_BINPATH:-${PREFIX}/${CHOST}/${CTARGET}/gcc-bin/${GCC_CONFIG_VER}} else BINPATH=${TOOLCHAIN_BINPATH:-${PREFIX}/${CTARGET}/gcc-bin/${GCC_CONFIG_VER}} fi DATAPATH=${TOOLCHAIN_DATAPATH:-${PREFIX}/share/gcc-data/${CTARGET}/${GCC_CONFIG_VER}} # Dont install in /usr/include/g++-v3/, but in gcc internal directory. # We will handle /usr/include/g++-v3/ with gcc-config ... STDCXX_INCDIR=${TOOLCHAIN_STDCXX_INCDIR:-${LIBPATH}/include/g++-v${GCC_BRANCH_VER/\.*/}} #----<< globals >>---- #---->> SLOT+IUSE logic <<---- IUSE="build multislot nls nptl test vanilla" if [[ ${PN} != "kgcc64" && ${PN} != gcc-* ]] ; then IUSE+=" altivec cxx fortran nocxx" [[ -n ${PIE_VER} ]] && IUSE+=" nopie" [[ -n ${HTB_VER} ]] && IUSE+=" boundschecking" [[ -n ${D_VER} ]] && IUSE+=" d" [[ -n ${SPECS_VER} ]] && IUSE+=" nossp" if tc_version_is_at_least 3 ; then IUSE+=" bootstrap doc gcj gtk hardened multilib objc" tc_version_is_at_least "4.0" && IUSE+=" objc-gc mudflap" tc_version_is_at_least "4.1" && IUSE+=" libssp objc++" tc_version_is_at_least "4.2" && IUSE+=" openmp" tc_version_is_at_least "4.3" && IUSE+=" fixed-point" tc_version_is_at_least "4.4" && IUSE+=" graphite" [[ ${GCC_BRANCH_VER} == 4.5 ]] && IUSE+=" lto" tc_version_is_at_least "4.6" && IUSE+=" go" fi fi # Support upgrade paths here or people get pissed if use multislot ; then SLOT="${GCC_CONFIG_VER}" else SLOT="${GCC_BRANCH_VER}" fi #----<< SLOT+IUSE logic >>---- #---->> DEPEND <<---- RDEPEND="sys-libs/zlib !build? ( nls? ( sys-devel/gettext ) )" if tc_version_is_at_least 3 ; then RDEPEND+=" virtual/libiconv" fi if tc_version_is_at_least 4 ; then GMP_MPFR_DEPS=">=dev-libs/gmp-4.3.2 >=dev-libs/mpfr-2.4.2" if tc_version_is_at_least 4.3 ; then RDEPEND+=" ${GMP_MPFR_DEPS}" elif in_iuse fortran ; then RDEPEND+=" fortran? ( ${GMP_MPFR_DEPS} )" fi if tc_version_is_at_least 4.5 ; then RDEPEND+=" >=dev-libs/mpc-0.8.1" fi in_iuse lto && RDEPEND+=" lto? ( || ( >=dev-libs/elfutils-0.143 dev-libs/libelf ) )" fi if in_iuse graphite ; then RDEPEND+=" graphite? ( >=dev-libs/cloog-ppl-0.15.10 >=dev-libs/ppl-0.11 )" fi DEPEND="${RDEPEND} >=sys-apps/texinfo-4.8 >=sys-devel/bison-1.875 >=sys-devel/flex-2.5.4 test? ( >=dev-util/dejagnu-1.4.4 >=sys-devel/autogen-5.5.4 )" if in_iuse gcj ; then GCJ_GTK_DEPS=" x11-libs/libXt x11-libs/libX11 x11-libs/libXtst x11-proto/xproto x11-proto/xextproto =x11-libs/gtk+-2*" tc_version_is_at_least 3.4 && GCJ_GTK_DEPS+=" x11-libs/pango" GCJ_DEPS=">=media-libs/libart_lgpl-2.1" tc_version_is_at_least 4.2 && GCJ_DEPS+=" app-arch/zip app-arch/unzip" DEPEND+=" gcj? ( gtk? ( ${GCJ_GTK_DEPS} ) ${GCJ_DEPS} )" fi PDEPEND=">=sys-devel/gcc-config-1.5" #----<< DEPEND >>---- #---->> S + SRC_URI essentials <<---- # Set the source directory depending on whether we're using # a prerelease, snapshot, or release tarball. S=$( if [[ -n ${PRERELEASE} ]] ; then echo ${WORKDIR}/gcc-${PRERELEASE} elif [[ -n ${SNAPSHOT} ]] ; then echo ${WORKDIR}/gcc-${SNAPSHOT} else echo ${WORKDIR}/gcc-${GCC_RELEASE_VER} fi ) # This function handles the basics of setting the SRC_URI for a gcc ebuild. # To use, set SRC_URI with: # # SRC_URI="$(get_gcc_src_uri)" # # Other than the variables normally set by portage, this function's behavior # can be altered by setting the following: # # SNAPSHOT # If set, this variable signals that we should be using a snapshot # of gcc from ftp://sources.redhat.com/pub/gcc/snapshots/. It is # expected to be in the format "YYYY-MM-DD". Note that if the ebuild # has a _pre suffix, this variable is ignored and the prerelease # tarball is used instead. # # BRANCH_UPDATE # If set, this variable signals that we should be using the main # release tarball (determined by ebuild version) and applying a # CVS branch update patch against it. The location of this branch # update patch is assumed to be in ${GENTOO_TOOLCHAIN_BASE_URI}. # Just like with SNAPSHOT, this variable is ignored if the ebuild # has a _pre suffix. # # PATCH_VER # PATCH_GCC_VER # This should be set to the version of the gentoo patch tarball. # The resulting filename of this tarball will be: # gcc-${PATCH_GCC_VER:-${GCC_RELEASE_VER}}-patches-${PATCH_VER}.tar.bz2 # # PIE_VER # PIE_GCC_VER # These variables control patching in various updates for the logic # controlling Position Independant Executables. PIE_VER is expected # to be the version of this patch, and PIE_GCC_VER the gcc version of # the patch: # An example: # PIE_VER="8.7.6.5" # PIE_GCC_VER="3.4.0" # The resulting filename of this tarball will be: # gcc-${PIE_GCC_VER:-${GCC_RELEASE_VER}}-piepatches-v${PIE_VER}.tar.bz2 # # SPECS_VER # SPECS_GCC_VER # This is for the minispecs files included in the hardened gcc-4.x # The specs files for hardenedno*, vanilla and for building the "specs" file. # SPECS_VER is expected to be the version of this patch, SPECS_GCC_VER # the gcc version of the patch. # An example: # SPECS_VER="8.7.6.5" # SPECS_GCC_VER="3.4.0" # The resulting filename of this tarball will be: # gcc-${SPECS_GCC_VER:-${GCC_RELEASE_VER}}-specs-${SPECS_VER}.tar.bz2 # # HTB_VER # HTB_GCC_VER # These variables control whether or not an ebuild supports Herman # ten Brugge's bounds-checking patches. If you want to use a patch # for an older gcc version with a new gcc, make sure you set # HTB_GCC_VER to that version of gcc. # gentoo_urls() { local devspace="HTTP~vapier/dist/URI HTTP~dirtyepic/dist/URI HTTP~halcy0n/patches/URI HTTP~zorry/patches/gcc/URI" devspace=${devspace//HTTP/http:\/\/dev.gentoo.org\/} echo mirror://gentoo/$1 ${devspace//URI/$1} } get_gcc_src_uri() { export PATCH_GCC_VER=${PATCH_GCC_VER:-${GCC_RELEASE_VER}} export UCLIBC_GCC_VER=${UCLIBC_GCC_VER:-${PATCH_GCC_VER}} export PIE_GCC_VER=${PIE_GCC_VER:-${GCC_RELEASE_VER}} export HTB_GCC_VER=${HTB_GCC_VER:-${GCC_RELEASE_VER}} export SPECS_GCC_VER=${SPECS_GCC_VER:-${GCC_RELEASE_VER}} # Set where to download gcc itself depending on whether we're using a # prerelease, snapshot, or release tarball. if [[ -n ${PRERELEASE} ]] ; then GCC_SRC_URI="ftp://gcc.gnu.org/pub/gcc/prerelease-${PRERELEASE}/gcc-${PRERELEASE}.tar.bz2" elif [[ -n ${SNAPSHOT} ]] ; then GCC_SRC_URI="ftp://sources.redhat.com/pub/gcc/snapshots/${SNAPSHOT}/gcc-${SNAPSHOT}.tar.bz2" elif [[ ${PV} != *9999* ]] ; then GCC_SRC_URI="mirror://gnu/gcc/gcc-${GCC_PV}/gcc-${GCC_RELEASE_VER}.tar.bz2" # we want all branch updates to be against the main release [[ -n ${BRANCH_UPDATE} ]] && \ GCC_SRC_URI+=" $(gentoo_urls gcc-${GCC_RELEASE_VER}-branch-update-${BRANCH_UPDATE}.patch.bz2)" fi [[ -n ${UCLIBC_VER} ]] && GCC_SRC_URI+=" $(gentoo_urls gcc-${UCLIBC_GCC_VER}-uclibc-patches-${UCLIBC_VER}.tar.bz2)" [[ -n ${PATCH_VER} ]] && GCC_SRC_URI+=" $(gentoo_urls gcc-${PATCH_GCC_VER}-patches-${PATCH_VER}.tar.bz2)" # strawberry pie, Cappuccino and a Gauloises (it's a good thing) [[ -n ${PIE_VER} ]] && \ PIE_CORE=${PIE_CORE:-gcc-${PIE_GCC_VER}-piepatches-v${PIE_VER}.tar.bz2} && \ GCC_SRC_URI+=" $(gentoo_urls ${PIE_CORE})" # gcc minispec for the hardened gcc 4 compiler [[ -n ${SPECS_VER} ]] && GCC_SRC_URI+=" $(gentoo_urls gcc-${SPECS_GCC_VER}-specs-${SPECS_VER}.tar.bz2)" # gcc bounds checking patch if [[ -n ${HTB_VER} ]] ; then local HTBFILE="bounds-checking-gcc-${HTB_GCC_VER}-${HTB_VER}.patch.bz2" GCC_SRC_URI+=" boundschecking? ( mirror://sourceforge/boundschecking/${HTBFILE} $(gentoo_urls ${HTBFILE}) )" fi [[ -n ${D_VER} ]] && GCC_SRC_URI+=" d? ( mirror://sourceforge/dgcc/gdc-${D_VER}-src.tar.bz2 )" # >= gcc-4.3 uses ecj.jar and we only add gcj as a use flag under certain # conditions if [[ ${PN} != "kgcc64" && ${PN} != gcc-* ]] ; then if tc_version_is_at_least "4.5" ; then GCC_SRC_URI+=" gcj? ( ftp://sourceware.org/pub/java/ecj-4.5.jar )" elif tc_version_is_at_least "4.3" ; then GCC_SRC_URI+=" gcj? ( ftp://sourceware.org/pub/java/ecj-4.3.jar )" fi fi echo "${GCC_SRC_URI}" } SRC_URI=$(get_gcc_src_uri) #---->> S + SRC_URI essentials >>---- #---->> support checks <<---- # Grab a variable from the build system (taken from linux-info.eclass) get_make_var() { local var=$1 makefile=${2:-${WORKDIR}/build/Makefile} echo -e "e:\\n\\t@echo \$(${var})\\ninclude ${makefile}" | \ r=${makefile%/*} emake --no-print-directory -s -f - 2>/dev/null } XGCC() { get_make_var GCC_FOR_TARGET ; } # The gentoo piessp patches allow for 3 configurations: # 1) PIE+SSP by default # 2) PIE by default # 3) SSP by default hardened_gcc_works() { if [[ $1 == "pie" ]] ; then # $gcc_cv_ld_pie is unreliable as it simply take the output of # `ld --help | grep -- -pie`, that reports the option in all cases, also if # the loader doesn't actually load the resulting executables. # To avoid breakage, blacklist FreeBSD here at least [[ ${CTARGET} == *-freebsd* ]] && return 1 want_pie || return 1 use_if_iuse nopie && return 1 hardened_gcc_is_stable pie return $? elif [[ $1 == "ssp" ]] ; then [[ -n ${SPECS_VER} ]] || return 1 use_if_iuse nossp && return 1 hardened_gcc_is_stable ssp return $? else # laziness ;) hardened_gcc_works pie || return 1 hardened_gcc_works ssp || return 1 return 0 fi } hardened_gcc_is_stable() { local tocheck if [[ $1 == "pie" ]] ; then if [[ ${CTARGET} == *-uclibc* ]] ; then tocheck=${PIE_UCLIBC_STABLE} else tocheck=${PIE_GLIBC_STABLE} fi elif [[ $1 == "ssp" ]] ; then if [[ ${CTARGET} == *-uclibc* ]] ; then tocheck=${SSP_UCLIBC_STABLE} else tocheck=${SSP_STABLE} fi else die "hardened_gcc_stable needs to be called with pie or ssp" fi has $(tc-arch) ${tocheck} && return 0 return 1 } want_pie() { ! use hardened && [[ -n ${PIE_VER} ]] && use nopie && return 1 [[ -n ${PIE_VER} ]] && [[ -n ${SPECS_VER} ]] && return 0 tc_version_is_at_least 4.3.2 && return 1 [[ -z ${PIE_VER} ]] && return 1 use !nopie && return 0 return 1 } want_minispecs() { if tc_version_is_at_least 4.3.2 && use hardened ; then if ! want_pie ; then ewarn "PIE_VER or SPECS_VER is not defiend in the GCC ebuild." elif use vanilla ; then ewarn "You will not get hardened features if you have the vanilla USE-flag." elif use nopie && use nossp ; then ewarn "You will not get hardened features if you have the nopie and nossp USE-flag." elif ! hardened_gcc_works ; then ewarn "Your $(tc-arch) arch is not supported." else return 0 fi ewarn "Hope you know what you are doing. Hardened will not work." return 0 fi return 1 } # This is to make sure we don't accidentally try to enable support for a # language that doesnt exist. GCC 3.4 supports f77, while 4.0 supports f95, etc. # # Also add a hook so special ebuilds (kgcc64) can control which languages # exactly get enabled gcc-lang-supported() { grep ^language=\"${1}\" "${S}"/gcc/*/config-lang.in > /dev/null || return 1 [[ -z ${TOOLCHAIN_ALLOWED_LANGS} ]] && return 0 has $1 ${TOOLCHAIN_ALLOWED_LANGS} } #----<< support checks >>---- #---->> specs + env.d logic <<---- # configure to build with the hardened GCC specs as the default make_gcc_hard() { # defaults to enable for all hardened toolchains local gcc_hard_flags="-DEFAULT_RELRO -DEFAULT_BIND_NOW" if hardened_gcc_works ; then einfo "Updating gcc to use automatic PIE + SSP building ..." gcc_hard_flags+=" -DEFAULT_PIE_SSP" elif hardened_gcc_works pie ; then einfo "Updating gcc to use automatic PIE building ..." ewarn "SSP has not been enabled by default" gcc_hard_flags+=" -DEFAULT_PIE" elif hardened_gcc_works ssp ; then einfo "Updating gcc to use automatic SSP building ..." ewarn "PIE has not been enabled by default" gcc_hard_flags+=" -DEFAULT_SSP" else # do nothing if hardened isnt supported, but dont die either ewarn "hardened is not supported for this arch in this gcc version" ebeep return 0 fi sed -i \ -e "/^HARD_CFLAGS = /s|=|= ${gcc_hard_flags} |" \ "${S}"/gcc/Makefile.in || die # rebrand to make bug reports easier BRANDING_GCC_PKGVERSION=${BRANDING_GCC_PKGVERSION/Gentoo/Gentoo Hardened} } create_gcc_env_entry() { dodir /etc/env.d/gcc local gcc_envd_base="/etc/env.d/gcc/${CTARGET}-${GCC_CONFIG_VER}" if [[ -z $1 ]] ; then gcc_envd_file="${D}${gcc_envd_base}" # I'm leaving the following commented out to remind me that it # was an insanely -bad- idea. Stuff broke. GCC_SPECS isnt unset # on chroot or in non-toolchain.eclass gcc ebuilds! #gcc_specs_file="${LIBPATH}/specs" gcc_specs_file="" else gcc_envd_file="${D}${gcc_envd_base}-$1" gcc_specs_file="${LIBPATH}/$1.specs" fi # phase PATH/ROOTPATH out ... echo "PATH=\"${BINPATH}\"" > ${gcc_envd_file} echo "ROOTPATH=\"${BINPATH}\"" >> ${gcc_envd_file} echo "GCC_PATH=\"${BINPATH}\"" >> ${gcc_envd_file} # We want to list the default ABI's LIBPATH first so libtool # searches that directory first. This is a temporary # workaround for libtool being stupid and using .la's from # conflicting ABIs by using the first one in the search path local abi=${TARGET_DEFAULT_ABI} local MULTIDIR=$($(XGCC) $(get_abi_CFLAGS ${abi}) --print-multi-directory) local LDPATH=${LIBPATH} [[ ${MULTIDIR} != "." ]] && LDPATH+=/${MULTIDIR} for abi in $(get_all_abis TARGET) ; do [[ ${abi} == ${TARGET_DEFAULT_ABI} ]] && continue MULTIDIR=$($(XGCC) $(get_abi_CFLAGS ${abi}) --print-multi-directory) LDPATH+=:${LIBPATH} [[ ${MULTIDIR} != "." ]] && LDPATH+=/${MULTIDIR} done echo "LDPATH=\"${LDPATH}\"" >> ${gcc_envd_file} echo "MANPATH=\"${DATAPATH}/man\"" >> ${gcc_envd_file} echo "INFOPATH=\"${DATAPATH}/info\"" >> ${gcc_envd_file} echo "STDCXX_INCDIR=\"${STDCXX_INCDIR##*/}\"" >> ${gcc_envd_file} is_crosscompile && echo "CTARGET=${CTARGET}" >> ${gcc_envd_file} # Set which specs file to use [[ -n ${gcc_specs_file} ]] && echo "GCC_SPECS=\"${gcc_specs_file}\"" >> ${gcc_envd_file} } setup_minispecs_gcc_build_specs() { # Setup the "build.specs" file for gcc 4.3 to use when building. if hardened_gcc_works pie ; then cat "${WORKDIR}"/specs/pie.specs >> "${WORKDIR}"/build.specs fi if hardened_gcc_works ssp ; then for s in ssp sspall ; do cat "${WORKDIR}"/specs/${s}.specs >> "${WORKDIR}"/build.specs done fi for s in nostrict znow ; do cat "${WORKDIR}"/specs/${s}.specs >> "${WORKDIR}"/build.specs done export GCC_SPECS="${WORKDIR}"/build.specs } copy_minispecs_gcc_specs() { # setup the hardenedno* specs files and the vanilla specs file. if hardened_gcc_works ; then create_gcc_env_entry hardenednopiessp fi if hardened_gcc_works pie ; then create_gcc_env_entry hardenednopie fi if hardened_gcc_works ssp ; then create_gcc_env_entry hardenednossp fi create_gcc_env_entry vanilla insinto ${LIBPATH} doins "${WORKDIR}"/specs/*.specs || die "failed to install specs" # Build system specs file which, if it exists, must be a complete set of # specs as it completely and unconditionally overrides the builtin specs. # For gcc 4.3 if ! tc_version_is_at_least 4.4 ; then $(XGCC) -dumpspecs > "${WORKDIR}"/specs/specs cat "${WORKDIR}"/build.specs >> "${WORKDIR}"/specs/specs doins "${WORKDIR}"/specs/specs || die "failed to install the specs file" fi } #----<< specs + env.d logic >>---- #---->> pkg_* <<---- toolchain_pkg_setup() { if [[ -n ${PRERELEASE}${SNAPSHOT} || ${PV} == *9999* ]] && [[ -z ${I_PROMISE_TO_SUPPLY_PATCHES_WITH_BUGS} ]] then die "Please \`export I_PROMISE_TO_SUPPLY_PATCHES_WITH_BUGS=1\` or define it in your make.conf if you want to use this version." \ "This is to try and cut down on people filing bugs for a compiler we do not currently support." fi # we dont want to use the installed compiler's specs to build gcc! unset GCC_SPECS if ! use_if_iuse cxx ; then use_if_iuse go && ewarn 'Go requires a C++ compiler, disabled due to USE="-cxx"' use_if_iuse objc++ && ewarn 'Obj-C++ requires a C++ compiler, disabled due to USE="-cxx"' use_if_iuse gcj && ewarn 'GCJ requires a C++ compiler, disabled due to USE="-cxx"' fi want_minispecs unset LANGUAGES #265283 } toolchain_pkg_postinst() { do_gcc_config if ! is_crosscompile ; then echo ewarn "If you have issues with packages unable to locate libstdc++.la," ewarn "then try running 'fix_libtool_files.sh' on the old gcc versions." echo ewarn "You might want to review the GCC upgrade guide when moving between" ewarn "major versions (like 4.2 to 4.3):" ewarn "http://www.gentoo.org/doc/en/gcc-upgrading.xml" echo fi if ! is_crosscompile ; then # hack to prevent collisions between SLOTs # Clean up old paths rm -f "${ROOT}"/*/rcscripts/awk/fixlafiles.awk "${ROOT}"/sbin/fix_libtool_files.sh rmdir "${ROOT}"/*/rcscripts{/awk,} 2>/dev/null mkdir -p "${ROOT}"/usr/{share/gcc-data,sbin,bin} cp "${ROOT}/${DATAPATH}"/fixlafiles.awk "${ROOT}"/usr/share/gcc-data/ || die cp "${ROOT}/${DATAPATH}"/fix_libtool_files.sh "${ROOT}"/usr/sbin/ || die # Since these aren't critical files and portage sucks with # handling of binpkgs, don't require these to be found cp "${ROOT}/${DATAPATH}"/c{89,99} "${ROOT}"/usr/bin/ 2>/dev/null fi } toolchain_pkg_postrm() { # to make our lives easier (and saner), we do the fix_libtool stuff here. # rather than checking SLOT's and trying in upgrade paths, we just see if # the common libstdc++.la exists in the ${LIBPATH} of the gcc that we are # unmerging. if it does, that means this was a simple re-emerge. # clean up the cruft left behind by cross-compilers if is_crosscompile ; then if [[ -z $(ls "${ROOT}"/etc/env.d/gcc/${CTARGET}* 2>/dev/null) ]] ; then rm -f "${ROOT}"/etc/env.d/gcc/config-${CTARGET} rm -f "${ROOT}"/etc/env.d/??gcc-${CTARGET} rm -f "${ROOT}"/usr/bin/${CTARGET}-{gcc,{g,c}++}{,32,64} fi return 0 fi # ROOT isnt handled by the script [[ ${ROOT} != "/" ]] && return 0 if [[ ! -e ${LIBPATH}/libstdc++.so ]] ; then # make sure the profile is sane during same-slot upgrade #289403 do_gcc_config einfo "Running 'fix_libtool_files.sh ${GCC_RELEASE_VER}'" /usr/sbin/fix_libtool_files.sh ${GCC_RELEASE_VER} if [[ -n ${BRANCH_UPDATE} ]] ; then einfo "Running 'fix_libtool_files.sh ${GCC_RELEASE_VER}-${BRANCH_UPDATE}'" /usr/sbin/fix_libtool_files.sh ${GCC_RELEASE_VER}-${BRANCH_UPDATE} fi fi return 0 } #---->> pkg_* <<---- #---->> src_* <<---- guess_patch_type_in_dir() { [[ -n $(ls "$1"/*.bz2 2>/dev/null) ]] \ && EPATCH_SUFFIX="patch.bz2" \ || EPATCH_SUFFIX="patch" } do_gcc_rename_java_bins() { # bug #139918 - conflict between gcc and java-config-2 for ownership of # /usr/bin/rmi{c,registry}. Done with mv & sed rather than a patch # because patches would be large (thanks to the rename of man files), # and it's clear from the sed invocations that all that changes is the # rmi{c,registry} names to grmi{c,registry} names. # Kevin F. Quinn 2006-07-12 einfo "Renaming jdk executables rmic and rmiregistry to grmic and grmiregistry." # 1) Move the man files if present (missing prior to gcc-3.4) for manfile in rmic rmiregistry; do [[ -f ${S}/gcc/doc/${manfile}.1 ]] || continue mv "${S}"/gcc/doc/${manfile}.1 "${S}"/gcc/doc/g${manfile}.1 done # 2) Fixup references in the docs if present (mission prior to gcc-3.4) for jfile in gcc/doc/gcj.info gcc/doc/grmic.1 gcc/doc/grmiregistry.1 gcc/java/gcj.texi; do [[ -f ${S}/${jfile} ]] || continue sed -i -e 's:rmiregistry:grmiregistry:g' "${S}"/${jfile} || die "Failed to fixup file ${jfile} for rename to grmiregistry" sed -i -e 's:rmic:grmic:g' "${S}"/${jfile} || die "Failed to fixup file ${jfile} for rename to grmic" done # 3) Fixup Makefiles to build the changed executable names # These are present in all 3.x versions, and are the important bit # to get gcc to build with the new names. for jfile in libjava/Makefile.am libjava/Makefile.in gcc/java/Make-lang.in; do sed -i -e 's:rmiregistry:grmiregistry:g' "${S}"/${jfile} || die "Failed to fixup file ${jfile} for rename to grmiregistry" # Careful with rmic on these files; it's also the name of a directory # which should be left unchanged. Replace occurrences of 'rmic$', # 'rmic_' and 'rmic '. sed -i -e 's:rmic\([$_ ]\):grmic\1:g' "${S}"/${jfile} || die "Failed to fixup file ${jfile} for rename to grmic" done } toolchain_src_unpack() { [[ -z ${UCLIBC_VER} ]] && [[ ${CTARGET} == *-uclibc* ]] && die "Sorry, this version does not support uClibc" if [[ ${PV} == *9999* ]]; then git-2_src_unpack else gcc_quick_unpack fi export BRANDING_GCC_PKGVERSION="Gentoo ${GCC_PVR}" cd "${S}" if ! use vanilla ; then if [[ -n ${PATCH_VER} ]] ; then guess_patch_type_in_dir "${WORKDIR}"/patch EPATCH_MULTI_MSG="Applying Gentoo patches ..." \ epatch "${WORKDIR}"/patch BRANDING_GCC_PKGVERSION="${BRANDING_GCC_PKGVERSION} p${PATCH_VER}" fi if [[ -n ${UCLIBC_VER} ]] ; then guess_patch_type_in_dir "${WORKDIR}"/uclibc EPATCH_MULTI_MSG="Applying uClibc patches ..." \ epatch "${WORKDIR}"/uclibc fi fi do_gcc_HTB_patches do_gcc_PIE_patches epatch_user use hardened && make_gcc_hard # install the libstdc++ python into the right location # http://gcc.gnu.org/PR51368 if tc_version_is_at_least 4.5 ; then sed -i \ '/^pythondir =/s:=.*:= $(datadir)/python:' \ "${S}"/libstdc++-v3/python/Makefile.in || die fi # No idea when this first started being fixed, but let's go with 4.3.x for now if ! tc_version_is_at_least 4.3 ; then fix_files="" for x in contrib/test_summary libstdc++-v3/scripts/check_survey.in ; do [[ -e ${x} ]] && fix_files="${fix_files} ${x}" done ht_fix_file ${fix_files} */configure *.sh */Makefile.in fi setup_multilib_osdirnames gcc_version_patch if tc_version_is_at_least 4.1 ; then if [[ -n ${SNAPSHOT} || -n ${PRERELEASE} ]] ; then # BASE-VER must be a three-digit version number # followed by an optional -pre string # eg. 4.5.1, 4.6.2-pre20120213, 4.7.0-pre9999 # If BASE-VER differs from ${PV/_/-} then libraries get installed in # the wrong directory. echo ${PV/_/-} > "${S}"/gcc/BASE-VER fi fi # >= gcc-4.3 doesn't bundle ecj.jar, so copy it if tc_version_is_at_least 4.3 && use gcj ; then if tc_version_is_at_least "4.5" ; then einfo "Copying ecj-4.5.jar" cp -pPR "${DISTDIR}/ecj-4.5.jar" "${S}/ecj.jar" || die elif tc_version_is_at_least "4.3" ; then einfo "Copying ecj-4.3.jar" cp -pPR "${DISTDIR}/ecj-4.3.jar" "${S}/ecj.jar" || die fi fi # disable --as-needed from being compiled into gcc specs # natively when using a gcc version < 3.4.4 # http://gcc.gnu.org/bugzilla/show_bug.cgi?id=14992 if ! tc_version_is_at_least 3.4.4 ; then sed -i -e s/HAVE_LD_AS_NEEDED/USE_LD_AS_NEEDED/g "${S}"/gcc/config.in fi # In gcc 3.3.x and 3.4.x, rename the java bins to gcc-specific names # in line with gcc-4. if tc_version_is_at_least 3.3 && ! tc_version_is_at_least 4.0 ; then do_gcc_rename_java_bins fi # Prevent libffi from being installed sed -i -e 's/\(install.*:\) install-.*recursive/\1/' "${S}"/libffi/Makefile.in sed -i -e 's/\(install-data-am:\).*/\1/' "${S}"/libffi/include/Makefile.in # Fixup libtool to correctly generate .la files with portage cd "${S}" elibtoolize --portage --shallow --no-uclibc gnuconfig_update # update configure files local f einfo "Fixing misc issues in configure files" tc_version_is_at_least 4.1 && epatch "${GCC_FILESDIR}"/gcc-configure-texinfo.patch for f in $(grep -l 'autoconf version 2.13' $(find "${S}" -name configure)) ; do ebegin " Updating ${f/${S}\/} [LANG]" patch "${f}" "${GCC_FILESDIR}"/gcc-configure-LANG.patch >& "${T}"/configure-patch.log \ || eerror "Please file a bug about this" eend $? done sed -i 's|A-Za-z0-9|[:alnum:]|g' "${S}"/gcc/*.awk #215828 if [[ -x contrib/gcc_update ]] ; then einfo "Touching generated files" ./contrib/gcc_update --touch | \ while read f ; do einfo " ${f%%...}" done fi disable_multilib_libjava || die "failed to disable multilib java" } gcc-abi-map() { # Convert the ABI name we use in Gentoo to what gcc uses local map=() case ${CTARGET} in mips*) map=("o32 32" "n32 n32" "n64 64") ;; x86_64*) map=("amd64 m64" "x86 m32" "x32 mx32") ;; esac local m for m in "${map[@]}" ; do l=( ${m} ) [[ $1 == ${l[0]} ]] && echo ${l[1]} && break done } gcc-multilib-configure() { if ! is_multilib ; then confgcc+=" --disable-multilib" # Fun times: if we are building for a target that has multiple # possible ABI formats, and the user has told us to pick one # that isn't the default, then not specifying it via the list # below will break that on us. else confgcc+=" --enable-multilib" fi # translate our notion of multilibs into gcc's local abi list for abi in $(get_all_abis TARGET) ; do local l=$(gcc-abi-map ${abi}) [[ -n ${l} ]] && list+=",${l}" done if [[ -n ${list} ]] ; then case ${CTARGET} in x86_64*) tc_version_is_at_least 4.7 && confgcc+=" --with-multilib-list=${list:1}" ;; esac fi } gcc-compiler-configure() { gcc-multilib-configure if tc_version_is_at_least "4.0" ; then if in_iuse mudflap ; then confgcc+=" $(use_enable mudflap libmudflap)" else confgcc+=" --disable-libmudflap" fi if use_if_iuse libssp ; then confgcc+=" --enable-libssp" else export gcc_cv_libc_provides_ssp=yes confgcc+=" --disable-libssp" fi # If we want hardened support with the newer piepatchset for >=gcc 4.4 if tc_version_is_at_least 4.4 && want_minispecs ; then confgcc+=" $(use_enable hardened esp)" fi if tc_version_is_at_least "4.2" ; then if in_iuse openmp ; then # Make sure target has pthreads support. #326757 #335883 # There shouldn't be a chicken&egg problem here as openmp won't # build without a C library, and you can't build that w/out # already having a compiler ... if ! is_crosscompile || \ $(tc-getCPP ${CTARGET}) -E - <<<"#include " >& /dev/null then confgcc+=" $(use_enable openmp libgomp)" else # Force disable as the configure script can be dumb #359855 confgcc+=" --disable-libgomp" fi else # For gcc variants where we don't want openmp (e.g. kgcc) confgcc+=" --disable-libgomp" fi fi # Stick the python scripts in their own slotted directory # bug #279252 # # --with-python-dir=DIR # Specifies where to install the Python modules used for aot-compile. DIR # should not include the prefix used in installation. For example, if the # Python modules are to be installed in /usr/lib/python2.5/site-packages, # then --with-python-dir=/lib/python2.5/site-packages should be passed. # # This should translate into "/share/gcc-data/${CTARGET}/${GCC_CONFIG_VER}/python" if tc_version_is_at_least "4.4" ; then confgcc+=" --with-python-dir=${DATAPATH/$PREFIX/}/python" fi fi # Enable build warnings by default with cross-compilers when system # paths are included (e.g. via -I flags). is_crosscompile && confgcc+=" --enable-poison-system-directories" # For newer versions of gcc, use the default ("release"), because no # one (even upstream apparently) tests with it disabled. #317217 if tc_version_is_at_least 4 || [[ -n ${GCC_CHECKS_LIST} ]] ; then confgcc+=" --enable-checking=${GCC_CHECKS_LIST:-release}" else confgcc+=" --disable-checking" fi # GTK+ is preferred over xlib in 3.4.x (xlib is unmaintained # right now). Much thanks to for the heads up. # Travis Tilley (11 Jul 2004) if ! is_gcj ; then confgcc+=" --disable-libgcj" elif use gtk ; then confgcc+=" --enable-java-awt=gtk" fi # newer gcc versions like to bootstrap themselves with C++, # so we need to manually disable it ourselves if tc_version_is_at_least 4.7 && ! is_cxx ; then confgcc+=" --disable-build-with-cxx --disable-build-poststage1-with-cxx" fi # newer gcc's come with libquadmath, but only fortran uses # it, so auto punt it when we don't care if tc_version_is_at_least 4.6 && ! is_fortran ; then confgcc+=" --disable-libquadmath" fi local with_abi_map=() case $(tc-arch) in arm) #264534 #414395 local a arm_arch=${CTARGET%%-*} # Remove trailing endian variations first: eb el be bl b l for a in e{b,l} {b,l}e b l ; do if [[ ${arm_arch} == *${a} ]] ; then arm_arch=${arm_arch%${a}} break fi done # Convert armv7{a,r,m} to armv7-{a,r,m} [[ ${arm_arch} == armv7? ]] && arm_arch=${arm_arch/7/7-} # See if this is a valid --with-arch flag if (srcdir=${S}/gcc target=${CTARGET} with_arch=${arm_arch}; . "${srcdir}"/config.gcc) &>/dev/null then confgcc+=" --with-arch=${arm_arch}" fi # Enable hardvfp if [[ $(tc-is-softfloat) == "no" ]] && \ [[ ${CTARGET} == armv[67]* ]] && \ tc_version_is_at_least "4.5" then # Follow the new arm hardfp distro standard by default confgcc+=" --with-float=hard" case ${CTARGET} in armv6*) confgcc+=" --with-fpu=vfp" ;; armv7*) confgcc+=" --with-fpu=vfpv3-d16" ;; esac fi ;; # Add --with-abi flags to set default ABI mips) confgcc+=" --with-abi=$(gcc-abi-map ${TARGET_DEFAULT_ABI})" ;; amd64) # drop the older/ABI checks once this get's merged into some # version of gcc upstream if tc_version_is_at_least 4.7 && has x32 $(get_all_abis TARGET) ; then confgcc+=" --with-abi=$(gcc-abi-map ${TARGET_DEFAULT_ABI})" fi ;; # Default arch for x86 is normally i386, lets give it a bump # since glibc will do so based on CTARGET anyways x86) confgcc+=" --with-arch=${CTARGET%%-*}" ;; # Enable sjlj exceptions for backward compatibility on hppa hppa) [[ ${GCCMAJOR} == "3" ]] && confgcc+=" --enable-sjlj-exceptions" ;; # Set up defaults based on current CFLAGS ppc) is-flagq -mfloat-gprs=double && confgcc+=" --enable-e500-double" [[ ${CTARGET//_/-} == *-e500v2-* ]] && confgcc+=" --enable-e500-double" ;; esac local GCC_LANG="c" is_cxx && GCC_LANG+=",c++" is_d && GCC_LANG+=",d" is_gcj && GCC_LANG+=",java" is_go && GCC_LANG+=",go" if is_objc || is_objcxx ; then GCC_LANG+=",objc" if tc_version_is_at_least "4.0" ; then use objc-gc && confgcc+=" --enable-objc-gc" fi is_objcxx && GCC_LANG+=",obj-c++" fi is_treelang && GCC_LANG+=",treelang" # fortran support just got sillier! the lang value can be f77 for # fortran77, f95 for fortran95, or just plain old fortran for the # currently supported standard depending on gcc version. is_fortran && GCC_LANG+=",fortran" is_f77 && GCC_LANG+=",f77" is_f95 && GCC_LANG+=",f95" # We do NOT want 'ADA support' in here! # is_ada && GCC_LANG+=",ada" einfo "configuring for GCC_LANG: ${GCC_LANG}" confgcc+=" --enable-languages=${GCC_LANG}" } gcc_do_configure() { local confgcc # Sanity check for USE=nocxx -> USE=cxx migration if in_iuse cxx && in_iuse nocxx ; then if (use cxx && use nocxx) || (use !cxx && use !nocxx) ; then eerror "We are migrating USE=nocxx to USE=cxx, but your USE settings do not make" eerror "sense. Please make sure these two flags line up logically in your setup." die "USE='cxx nocxx' and USE='-cxx -nocxx' make no sense" fi fi # Set configuration based on path variables confgcc+=" \ --prefix=${PREFIX} \ --bindir=${BINPATH} \ --includedir=${INCLUDEPATH} \ --datadir=${DATAPATH} \ --mandir=${DATAPATH}/man \ --infodir=${DATAPATH}/info \ --with-gxx-include-dir=${STDCXX_INCDIR}" # On Darwin we need libdir to be set in order to get correct install names # for things like libobjc-gnu, libgcj and libfortran. If we enable it on # non-Darwin we screw up the behaviour this eclass relies on. We in # particular need this over --libdir for bug #255315. [[ ${CTARGET} == *-darwin* ]] && \ confgcc+=" --enable-version-specific-runtime-libs" # All our cross-compile logic goes here ! woo ! confgcc+=" --host=${CHOST}" if is_crosscompile || tc-is-cross-compiler ; then # Straight from the GCC install doc: # "GCC has code to correctly determine the correct value for target # for nearly all native systems. Therefore, we highly recommend you # not provide a configure target when configuring a native compiler." confgcc+=" --target=${CTARGET}" fi [[ -n ${CBUILD} ]] && confgcc+=" --build=${CBUILD}" # ppc altivec support confgcc+=" $(use_enable altivec)" # gcc has fixed-point arithmetic support in 4.3 for mips targets that can # significantly increase compile time by several hours. This will allow # users to control this feature in the event they need the support. tc_version_is_at_least "4.3" && confgcc+=" $(use_enable fixed-point)" # Graphite support was added in 4.4, which depends on external libraries # for optimizations. Current versions use cloog-ppl (cloog fork with Parma # PPL backend). Sometime in the future we will use upstream cloog with the # ISL backend (note: PPL will still be a requirement). cloog-ppl's include # path was modified to prevent collisions between the two packages (library # names are different). # # We disable the PPL version check so we can use >=ppl-0.11. if tc_version_is_at_least "4.4"; then confgcc+=" $(use_with graphite ppl)" confgcc+=" $(use_with graphite cloog)" if use graphite; then confgcc+=" --disable-ppl-version-check" confgcc+=" --with-cloog-include=/usr/include/cloog-ppl" fi fi # LTO support was added in 4.5, which depends upon elfutils. This allows # users to enable that option, and pull in the additional library. In 4.6, # the dependency is no longer required. if tc_version_is_at_least "4.6" ; then confgcc+=" --enable-lto" elif tc_version_is_at_least "4.5" ; then confgcc+=" $(use_enable lto)" fi case $(tc-is-softfloat) in yes) confgcc+=" --with-float=soft" ;; softfp) confgcc+=" --with-float=softfp" ;; *) # If they've explicitly opt-ed in, do hardfloat, # otherwise let the gcc default kick in. [[ ${CTARGET//_/-} == *-hardfloat-* ]] \ && confgcc+=" --with-float=hard" ;; esac # Native Language Support if use nls ; then confgcc+=" --enable-nls --without-included-gettext" else confgcc+=" --disable-nls" fi # reasonably sane globals (hopefully) confgcc+=" \ --with-system-zlib \ --enable-obsolete \ --disable-werror \ --enable-secureplt" gcc-compiler-configure || die if is_crosscompile ; then # When building a stage1 cross-compiler (just C compiler), we have to # disable a bunch of features or gcc goes boom local needed_libc="" case ${CTARGET} in *-linux) needed_libc=no-fucking-clue;; *-dietlibc) needed_libc=dietlibc;; *-elf|*-eabi) needed_libc=newlib;; *-freebsd*) needed_libc=freebsd-lib;; *-gnu*) needed_libc=glibc;; *-klibc) needed_libc=klibc;; *-uclibc*) needed_libc=uclibc;; *-cygwin) needed_libc=cygwin;; x86_64-*-mingw*|\ *-w64-mingw*) needed_libc=mingw64-runtime;; mingw*|*-mingw*) needed_libc=mingw-runtime;; avr) confgcc+=" --enable-shared --disable-threads";; esac if [[ -n ${needed_libc} ]] ; then if ! has_version ${CATEGORY}/${needed_libc} ; then confgcc+=" --disable-shared --disable-threads --without-headers" elif built_with_use --hidden --missing false ${CATEGORY}/${needed_libc} crosscompile_opts_headers-only ; then confgcc+=" --disable-shared --with-sysroot=${PREFIX}/${CTARGET}" else confgcc+=" --with-sysroot=${PREFIX}/${CTARGET}" fi fi tc_version_is_at_least 4.2 && confgcc+=" --disable-bootstrap" else if tc-is-static-only ; then confgcc+=" --disable-shared" else confgcc+=" --enable-shared" fi case ${CHOST} in mingw*|*-mingw*|*-cygwin) confgcc+=" --enable-threads=win32" ;; *) confgcc+=" --enable-threads=posix" ;; esac fi # __cxa_atexit is "essential for fully standards-compliant handling of # destructors", but apparently requires glibc. case ${CTARGET} in *-uclibc*) confgcc+=" --disable-__cxa_atexit --enable-target-optspace $(use_enable nptl tls)" [[ ${GCCMAJOR}.${GCCMINOR} == 3.3 ]] && confgcc+=" --enable-sjlj-exceptions" if tc_version_is_at_least 3.4 && ! tc_version_is_at_least 4.3 ; then confgcc+=" --enable-clocale=uclibc" fi ;; *-elf|*-eabi) confgcc+=" --with-newlib" ;; *-gnu*) confgcc+=" --enable-__cxa_atexit" confgcc+=" --enable-clocale=gnu" ;; *-freebsd*) confgcc+=" --enable-__cxa_atexit" ;; *-solaris*) confgcc+=" --enable-__cxa_atexit" ;; esac tc_version_is_at_least 3.4 || confgcc+=" --disable-libunwind-exceptions" # if the target can do biarch (-m32/-m64), enable it. overhead should # be small, and should simplify building of 64bit kernels in a 32bit # userland by not needing sys-devel/kgcc64. #349405 case $(tc-arch) in ppc|ppc64) tc_version_is_at_least 3.4 && confgcc+=" --enable-targets=all" ;; sparc) tc_version_is_at_least 4.4 && confgcc+=" --enable-targets=all" ;; amd64|x86) tc_version_is_at_least 4.3 && confgcc+=" --enable-targets=all" ;; esac tc_version_is_at_least 4.3 && set -- "$@" \ --with-bugurl=http://bugs.gentoo.org/ \ --with-pkgversion="${BRANDING_GCC_PKGVERSION}" set -- ${confgcc} "$@" ${EXTRA_ECONF} # Nothing wrong with a good dose of verbosity echo einfo "PREFIX: ${PREFIX}" einfo "BINPATH: ${BINPATH}" einfo "LIBPATH: ${LIBPATH}" einfo "DATAPATH: ${DATAPATH}" einfo "STDCXX_INCDIR: ${STDCXX_INCDIR}" echo einfo "Configuring GCC with: ${@//--/\n\t--}" echo # Build in a separate build tree mkdir -p "${WORKDIR}"/build pushd "${WORKDIR}"/build > /dev/null # and now to do the actual configuration addwrite /dev/zero echo "${S}"/configure "$@" "${S}"/configure "$@" || die "failed to run configure" # return to whatever directory we were in before popd > /dev/null } has toolchain_death_notice ${EBUILD_DEATH_HOOKS} || EBUILD_DEATH_HOOKS+=" toolchain_death_notice" toolchain_death_notice() { pushd "${WORKDIR}"/build >/dev/null tar jcf gcc-build-logs.tar.bz2 $(find -name config.log) eerror eerror "Please include ${PWD}/gcc-build-logs.tar.bz2 in your bug report" eerror popd >/dev/null } # This function accepts one optional argument, the make target to be used. # If ommitted, gcc_do_make will try to guess whether it should use all, # profiledbootstrap, or bootstrap-lean depending on CTARGET and arch. An # example of how to use this function: # # gcc_do_make all-target-libstdc++-v3 # # In addition to the target to be used, the following variables alter the # behavior of this function: # # LDFLAGS # Flags to pass to ld # # STAGE1_CFLAGS # CFLAGS to use during stage1 of a gcc bootstrap # # BOOT_CFLAGS # CFLAGS to use during stages 2+3 of a gcc bootstrap. # # Travis Tilley (04 Sep 2004) # gcc_do_make() { # Fix for libtool-portage.patch local OLDS=${S} S=${WORKDIR}/build # Set make target to $1 if passed [[ -n $1 ]] && GCC_MAKE_TARGET=$1 # default target if is_crosscompile || tc-is-cross-compiler ; then # 3 stage bootstrapping doesnt quite work when you cant run the # resulting binaries natively ^^; GCC_MAKE_TARGET=${GCC_MAKE_TARGET-all} else GCC_MAKE_TARGET=${GCC_MAKE_TARGET-bootstrap-lean} fi # the gcc docs state that parallel make isnt supported for the # profiledbootstrap target, as collisions in profile collecting may occur. # boundschecking also seems to introduce parallel build issues. if [[ ${GCC_MAKE_TARGET} == "profiledbootstrap" ]] || use_if_iuse boundschecking then export MAKEOPTS="${MAKEOPTS} -j1" fi if [[ ${GCC_MAKE_TARGET} == "all" ]] ; then STAGE1_CFLAGS=${STAGE1_CFLAGS-"${CFLAGS}"} elif [[ $(gcc-version) == "3.4" && ${GCC_BRANCH_VER} == "3.4" ]] && gcc-specs-ssp ; then # See bug #79852 STAGE1_CFLAGS=${STAGE1_CFLAGS-"-O2"} fi if is_crosscompile; then # In 3.4, BOOT_CFLAGS is never used on a crosscompile... # but I'll leave this in anyways as someone might have had # some reason for putting it in here... --eradicator BOOT_CFLAGS=${BOOT_CFLAGS-"-O2"} else # we only want to use the system's CFLAGS if not building a # cross-compiler. BOOT_CFLAGS=${BOOT_CFLAGS-"$(get_abi_CFLAGS ${TARGET_DEFAULT_ABI}) ${CFLAGS}"} fi pushd "${WORKDIR}"/build emake \ LDFLAGS="${LDFLAGS}" \ STAGE1_CFLAGS="${STAGE1_CFLAGS}" \ LIBPATH="${LIBPATH}" \ BOOT_CFLAGS="${BOOT_CFLAGS}" \ ${GCC_MAKE_TARGET} \ || die "emake failed with ${GCC_MAKE_TARGET}" if ! is_crosscompile && use cxx && use doc ; then if type -p doxygen > /dev/null ; then if tc_version_is_at_least 4.3 ; then cd "${CTARGET}"/libstdc++-v3/doc emake doc-man-doxygen || ewarn "failed to make docs" elif tc_version_is_at_least 3.0 ; then cd "${CTARGET}"/libstdc++-v3 emake doxygen-man || ewarn "failed to make docs" fi else ewarn "Skipping libstdc++ manpage generation since you don't have doxygen installed" fi fi popd } # This is mostly a stub function to be overwritten in an ebuild gcc_do_filter_flags() { strip-flags # In general gcc does not like optimization, and add -O2 where # it is safe. This is especially true for gcc 3.3 + 3.4 replace-flags -O? -O2 # ... sure, why not? strip-unsupported-flags # dont want to funk ourselves filter-flags '-mabi*' -m31 -m32 -m64 case ${GCC_BRANCH_VER} in 3.2|3.3) replace-cpu-flags k8 athlon64 opteron i686 x86-64 replace-cpu-flags pentium-m pentium3m pentium3 case $(tc-arch) in amd64|x86) filter-flags '-mtune=*' ;; # in gcc 3.3 there is a bug on ppc64 where if -mcpu is used, # the compiler wrongly assumes a 32bit target ppc64) filter-flags "-mcpu=*";; esac case $(tc-arch) in amd64) replace-cpu-flags core2 nocona;; x86) replace-cpu-flags core2 prescott;; esac replace-cpu-flags G3 750 replace-cpu-flags G4 7400 replace-cpu-flags G5 7400 # XXX: should add a sed or something to query all supported flags # from the gcc source and trim everything else ... filter-flags -f{no-,}unit-at-a-time -f{no-,}web -mno-tls-direct-seg-refs filter-flags -f{no-,}stack-protector{,-all} filter-flags -fvisibility-inlines-hidden -fvisibility=hidden ;; 3.4|4.*) case $(tc-arch) in x86|amd64) filter-flags '-mcpu=*';; *-macos) # http://gcc.gnu.org/bugzilla/show_bug.cgi?id=25127 [[ ${GCC_BRANCH_VER} == 4.0 || ${GCC_BRANCH_VER} == 4.1 ]] && \ filter-flags '-mcpu=*' '-march=*' '-mtune=*' ;; esac ;; esac # Compile problems with these (bug #6641 among others)... #filter-flags "-fno-exceptions -fomit-frame-pointer -fforce-addr" # CFLAGS logic (verified with 3.4.3): # CFLAGS: # This conflicts when creating a crosscompiler, so set to a sane # default in this case: # used in ./configure and elsewhere for the native compiler # used by gcc when creating libiberty.a # used by xgcc when creating libstdc++ (and probably others)! # this behavior should be removed... # # CXXFLAGS: # used by xgcc when creating libstdc++ # # STAGE1_CFLAGS (not used in creating a crosscompile gcc): # used by ${CHOST}-gcc for building stage1 compiler # # BOOT_CFLAGS (not used in creating a crosscompile gcc): # used by xgcc for building stage2/3 compiler if is_crosscompile ; then # Set this to something sane for both native and target CFLAGS="-O2 -pipe" local VAR="CFLAGS_"${CTARGET//-/_} CXXFLAGS=${!VAR} fi export GCJFLAGS=${GCJFLAGS:-${CFLAGS}} } toolchain_src_compile() { gcc_do_filter_flags einfo "CFLAGS=\"${CFLAGS}\"" einfo "CXXFLAGS=\"${CXXFLAGS}\"" # Force internal zip based jar script to avoid random # issues with 3rd party jar implementations. #384291 export JAR=no # For hardened gcc 4.3 piepatchset to build the hardened specs # file (build.specs) to use when building gcc. if ! tc_version_is_at_least 4.4 && want_minispecs ; then setup_minispecs_gcc_build_specs fi # Build in a separate build tree mkdir -p "${WORKDIR}"/build pushd "${WORKDIR}"/build > /dev/null einfo "Configuring ${PN} ..." gcc_do_configure touch "${S}"/gcc/c-gperf.h # Do not make manpages if we do not have perl ... [[ ! -x /usr/bin/perl ]] \ && find "${WORKDIR}"/build -name '*.[17]' | xargs touch einfo "Compiling ${PN} ..." gcc_do_make ${GCC_MAKE_TARGET} popd > /dev/null } toolchain_src_test() { cd "${WORKDIR}"/build emake -k check || ewarn "check failed and that sucks :(" } toolchain_src_install() { local x= cd "${WORKDIR}"/build # Do allow symlinks in private gcc include dir as this can break the build find gcc/include*/ -type l -print0 | xargs -0 rm -f # Remove generated headers, as they can cause things to break # (ncurses, openssl, etc). for x in $(find gcc/include*/ -name '*.h') ; do grep -q 'It has been auto-edited by fixincludes from' "${x}" \ && rm -f "${x}" done # Do the 'make install' from the build directory S=${WORKDIR}/build \ emake -j1 DESTDIR="${D}" install || die # Punt some tools which are really only useful while building gcc find "${D}" -name install-tools -prune -type d -exec rm -rf "{}" \; # This one comes with binutils find "${D}" -name libiberty.a -exec rm -f "{}" \; # Move the libraries to the proper location gcc_movelibs # Basic sanity check if ! is_crosscompile ; then local EXEEXT eval $(grep ^EXEEXT= "${WORKDIR}"/build/gcc/config.log) [[ -r ${D}${BINPATH}/gcc${EXEEXT} ]] || die "gcc not found in ${D}" fi dodir /etc/env.d/gcc create_gcc_env_entry # Setup the gcc_env_entry for hardened gcc 4 with minispecs if want_minispecs ; then copy_minispecs_gcc_specs fi # Make sure we dont have stuff lying around that # can nuke multiple versions of gcc gcc_slot_java # These should be symlinks dodir /usr/bin cd "${D}"${BINPATH} # Ugh: we really need to auto-detect this list. # It's constantly out of date. for x in cpp gcc g++ c++ gcov g77 gcj gcjh gfortran gccgo ; do # For some reason, g77 gets made instead of ${CTARGET}-g77... # this should take care of that [[ -f ${x} ]] && mv ${x} ${CTARGET}-${x} if [[ -f ${CTARGET}-${x} ]] ; then if ! is_crosscompile ; then ln -sf ${CTARGET}-${x} ${x} dosym ${BINPATH}/${CTARGET}-${x} \ /usr/bin/${x}-${GCC_CONFIG_VER} fi # Create version-ed symlinks dosym ${BINPATH}/${CTARGET}-${x} \ /usr/bin/${CTARGET}-${x}-${GCC_CONFIG_VER} fi if [[ -f ${CTARGET}-${x}-${GCC_CONFIG_VER} ]] ; then rm -f ${CTARGET}-${x}-${GCC_CONFIG_VER} ln -sf ${CTARGET}-${x} ${CTARGET}-${x}-${GCC_CONFIG_VER} fi done # Now do the fun stripping stuff env RESTRICT="" CHOST=${CHOST} prepstrip "${D}${BINPATH}" env RESTRICT="" CHOST=${CTARGET} prepstrip "${D}${LIBPATH}" # gcc used to install helper binaries in lib/ but then moved to libexec/ [[ -d ${D}${PREFIX}/libexec/gcc ]] && \ env RESTRICT="" CHOST=${CHOST} prepstrip "${D}${PREFIX}/libexec/gcc/${CTARGET}/${GCC_CONFIG_VER}" cd "${S}" if is_crosscompile; then rm -rf "${D}"/usr/share/{man,info} rm -rf "${D}"${DATAPATH}/{man,info} else local cxx_mandir=$(find "${WORKDIR}/build/${CTARGET}/libstdc++-v3" -name man) if [[ -d ${cxx_mandir} ]] ; then # clean bogus manpages #113902 find "${cxx_mandir}" -name '*_build_*' -exec rm {} \; cp -r "${cxx_mandir}"/man? "${D}/${DATAPATH}"/man/ fi has noinfo ${FEATURES} \ && rm -r "${D}/${DATAPATH}"/info \ || prepinfo "${DATAPATH}" has noman ${FEATURES} \ && rm -r "${D}/${DATAPATH}"/man \ || prepman "${DATAPATH}" fi # prune empty dirs left behind find "${D}" -depth -type d -delete 2>/dev/null # install testsuite results if use test; then docinto testsuite find "${WORKDIR}"/build -type f -name "*.sum" -print0 | xargs -0 dodoc find "${WORKDIR}"/build -type f -path "*/testsuite/*.log" -print0 \ | xargs -0 dodoc fi # Rather install the script, else portage with changing $FILESDIR # between binary and source package borks things .... if ! is_crosscompile ; then insinto "${DATAPATH}" if tc_version_is_at_least 4.0 ; then newins "${GCC_FILESDIR}"/awk/fixlafiles.awk-no_gcc_la fixlafiles.awk || die find "${D}/${LIBPATH}" -name libstdc++.la -type f -exec rm "{}" \; else doins "${GCC_FILESDIR}"/awk/fixlafiles.awk || die fi exeinto "${DATAPATH}" doexe "${GCC_FILESDIR}"/fix_libtool_files.sh || die doexe "${GCC_FILESDIR}"/c{89,99} || die fi # Use gid of 0 because some stupid ports don't have # the group 'root' set to gid 0. Send to /dev/null # for people who are testing as non-root. chown -R root:0 "${D}"${LIBPATH} 2>/dev/null # Move pretty-printers to gdb datadir to shut ldconfig up local py gdbdir=/usr/share/gdb/auto-load${LIBPATH/\/lib\//\/$(get_libdir)\/} pushd "${D}"${LIBPATH} >/dev/null for py in $(find . -name '*-gdb.py') ; do local multidir=${py%/*} insinto "${gdbdir}/${multidir}" sed -i "/^libdir =/s:=.*:= '${LIBPATH}/${multidir}':" "${py}" || die #348128 doins "${py}" || die rm "${py}" || die done popd >/dev/null # Don't scan .gox files for executable stacks - false positives export QA_EXECSTACK="usr/lib*/go/*/*.gox" export QA_WX_LOAD="usr/lib*/go/*/*.gox" # Disable RANDMMAP so PCH works. #301299 if tc_version_is_at_least 4.3 ; then pax-mark -r "${D}${PREFIX}/libexec/gcc/${CTARGET}/${GCC_CONFIG_VER}/cc1" pax-mark -r "${D}${PREFIX}/libexec/gcc/${CTARGET}/${GCC_CONFIG_VER}/cc1plus" fi } gcc_slot_java() { local x # Move Java headers to compiler-specific dir for x in "${D}"${PREFIX}/include/gc*.h "${D}"${PREFIX}/include/j*.h ; do [[ -f ${x} ]] && mv -f "${x}" "${D}"${LIBPATH}/include/ done for x in gcj gnu java javax org ; do if [[ -d ${D}${PREFIX}/include/${x} ]] ; then dodir /${LIBPATH}/include/${x} mv -f "${D}"${PREFIX}/include/${x}/* "${D}"${LIBPATH}/include/${x}/ rm -rf "${D}"${PREFIX}/include/${x} fi done if [[ -d ${D}${PREFIX}/lib/security ]] || [[ -d ${D}${PREFIX}/$(get_libdir)/security ]] ; then dodir /${LIBPATH}/security mv -f "${D}"${PREFIX}/lib*/security/* "${D}"${LIBPATH}/security rm -rf "${D}"${PREFIX}/lib*/security fi # Move random gcj files to compiler-specific directories for x in libgcj.spec logging.properties ; do x="${D}${PREFIX}/lib/${x}" [[ -f ${x} ]] && mv -f "${x}" "${D}"${LIBPATH}/ done # SLOT up libgcj.pc if it's available (and let gcc-config worry about links) for x in "${D}"${PREFIX}/lib*/pkgconfig/libgcj*.pc ; do [[ -f ${x} ]] || continue sed -i "/^libdir=/s:=.*:=${LIBPATH}:" "${x}" mv "${x}" "${D}"/usr/lib/pkgconfig/libgcj-${GCC_PV}.pc || die done # Rename jar because it could clash with Kaffe's jar if this gcc is # primary compiler (aka don't have the - extension) cd "${D}"${BINPATH} [[ -f jar ]] && mv -f jar gcj-jar } # Move around the libs to the right location. For some reason, # when installing gcc, it dumps internal libraries into /usr/lib # instead of the private gcc lib path gcc_movelibs() { # older versions of gcc did not support --print-multi-os-directory tc_version_is_at_least 3.0 || return 0 local multiarg removedirs="" for multiarg in $($(XGCC) -print-multi-lib) ; do multiarg=${multiarg#*;} multiarg=${multiarg//@/ -} local OS_MULTIDIR=$($(XGCC) ${multiarg} --print-multi-os-directory) local MULTIDIR=$($(XGCC) ${multiarg} --print-multi-directory) local TODIR=${D}${LIBPATH}/${MULTIDIR} local FROMDIR= [[ -d ${TODIR} ]] || mkdir -p ${TODIR} for FROMDIR in \ ${LIBPATH}/${OS_MULTIDIR} \ ${LIBPATH}/../${MULTIDIR} \ ${PREFIX}/lib/${OS_MULTIDIR} \ ${PREFIX}/${CTARGET}/lib/${OS_MULTIDIR} do removedirs="${removedirs} ${FROMDIR}" FROMDIR=${D}${FROMDIR} if [[ ${FROMDIR} != "${TODIR}" && -d ${FROMDIR} ]] ; then local files=$(find "${FROMDIR}" -maxdepth 1 ! -type d 2>/dev/null) if [[ -n ${files} ]] ; then mv ${files} "${TODIR}" fi fi done fix_libtool_libdir_paths "${LIBPATH}/${MULTIDIR}" done # We remove directories separately to avoid this case: # mv SRC/lib/../lib/*.o DEST # rmdir SRC/lib/../lib/ # mv SRC/lib/../lib32/*.o DEST # Bork for FROMDIR in ${removedirs} ; do rmdir "${D}"${FROMDIR} >& /dev/null done find "${D}" -type d | xargs rmdir >& /dev/null } #----<< src_* >>---- #---->> unorganized crap in need of refactoring follows # gcc_quick_unpack will unpack the gcc tarball and patches in a way that is # consistant with the behavior of get_gcc_src_uri. The only patch it applies # itself is the branch update if present. # # Travis Tilley (03 Sep 2004) # gcc_quick_unpack() { pushd "${WORKDIR}" > /dev/null export PATCH_GCC_VER=${PATCH_GCC_VER:-${GCC_RELEASE_VER}} export UCLIBC_GCC_VER=${UCLIBC_GCC_VER:-${PATCH_GCC_VER}} export PIE_GCC_VER=${PIE_GCC_VER:-${GCC_RELEASE_VER}} export HTB_GCC_VER=${HTB_GCC_VER:-${GCC_RELEASE_VER}} export SPECS_GCC_VER=${SPECS_GCC_VER:-${GCC_RELEASE_VER}} if [[ -n ${GCC_A_FAKEIT} ]] ; then unpack ${GCC_A_FAKEIT} elif [[ -n ${PRERELEASE} ]] ; then unpack gcc-${PRERELEASE}.tar.bz2 elif [[ -n ${SNAPSHOT} ]] ; then unpack gcc-${SNAPSHOT}.tar.bz2 elif [[ ${PV} != *9999* ]] ; then unpack gcc-${GCC_RELEASE_VER}.tar.bz2 # We want branch updates to be against a release tarball if [[ -n ${BRANCH_UPDATE} ]] ; then pushd "${S}" > /dev/null epatch "${DISTDIR}"/gcc-${GCC_RELEASE_VER}-branch-update-${BRANCH_UPDATE}.patch.bz2 popd > /dev/null fi fi if [[ -n ${D_VER} ]] && use d ; then pushd "${S}"/gcc > /dev/null unpack gdc-${D_VER}-src.tar.bz2 cd .. ebegin "Adding support for the D language" ./gcc/d/setup-gcc.sh >& "${T}"/dgcc.log if ! eend $? ; then eerror "The D gcc package failed to apply" eerror "Please include this log file when posting a bug report:" eerror " ${T}/dgcc.log" die "failed to include the D language" fi popd > /dev/null fi [[ -n ${PATCH_VER} ]] && \ unpack gcc-${PATCH_GCC_VER}-patches-${PATCH_VER}.tar.bz2 [[ -n ${UCLIBC_VER} ]] && \ unpack gcc-${UCLIBC_GCC_VER}-uclibc-patches-${UCLIBC_VER}.tar.bz2 if want_pie ; then if [[ -n ${PIE_CORE} ]] ; then unpack ${PIE_CORE} else unpack gcc-${PIE_GCC_VER}-piepatches-v${PIE_VER}.tar.bz2 fi [[ -n ${SPECS_VER} ]] && \ unpack gcc-${SPECS_GCC_VER}-specs-${SPECS_VER}.tar.bz2 fi use_if_iuse boundschecking && unpack "bounds-checking-gcc-${HTB_GCC_VER}-${HTB_VER}.patch.bz2" popd > /dev/null } do_gcc_HTB_patches() { use_if_iuse boundschecking || return 0 # modify the bounds checking patch with a regression patch epatch "${WORKDIR}/bounds-checking-gcc-${HTB_GCC_VER}-${HTB_VER}.patch" BRANDING_GCC_PKGVERSION="${BRANDING_GCC_PKGVERSION}, HTB-${HTB_GCC_VER}-${HTB_VER}" } # do various updates to PIE logic do_gcc_PIE_patches() { want_pie || return 0 use vanilla && return 0 if tc_version_is_at_least 4.3.2; then guess_patch_type_in_dir "${WORKDIR}"/piepatch/ EPATCH_MULTI_MSG="Applying pie patches ..." \ epatch "${WORKDIR}"/piepatch/ else guess_patch_type_in_dir "${WORKDIR}"/piepatch/upstream # corrects startfile/endfile selection and shared/static/pie flag usage EPATCH_MULTI_MSG="Applying upstream pie patches ..." \ epatch "${WORKDIR}"/piepatch/upstream # adds non-default pie support (rs6000) EPATCH_MULTI_MSG="Applying non-default pie patches ..." \ epatch "${WORKDIR}"/piepatch/nondef # adds default pie support (rs6000 too) if DEFAULT_PIE[_SSP] is defined EPATCH_MULTI_MSG="Applying default pie patches ..." \ epatch "${WORKDIR}"/piepatch/def fi # we want to be able to control the pie patch logic via something other # than ALL_CFLAGS... sed -e '/^ALL_CFLAGS/iHARD_CFLAGS = ' \ -e 's|^ALL_CFLAGS = |ALL_CFLAGS = $(HARD_CFLAGS) |' \ -i "${S}"/gcc/Makefile.in # Need to add HARD_CFLAGS to ALL_CXXFLAGS on >= 4.7 if tc_version_is_at_least 4.7.0 ; then sed -e '/^ALL_CXXFLAGS/iHARD_CFLAGS = ' \ -e 's|^ALL_CXXFLAGS = |ALL_CXXFLAGS = $(HARD_CFLAGS) |' \ -i "${S}"/gcc/Makefile.in fi BRANDING_GCC_PKGVERSION="${BRANDING_GCC_PKGVERSION}, pie-${PIE_VER}" } should_we_gcc_config() { # we always want to run gcc-config if we're bootstrapping, otherwise # we might get stuck with the c-only stage1 compiler use_if_iuse bootstrap && return 0 use build && return 0 # if the current config is invalid, we definitely want a new one # Note: due to bash quirkiness, the following must not be 1 line local curr_config curr_config=$(env -i ROOT="${ROOT}" gcc-config -c ${CTARGET} 2>&1) || return 0 # if the previously selected config has the same major.minor (branch) as # the version we are installing, then it will probably be uninstalled # for being in the same SLOT, make sure we run gcc-config. local curr_config_ver=$(env -i ROOT="${ROOT}" gcc-config -S ${curr_config} | awk '{print $2}') local curr_branch_ver=$(get_version_component_range 1-2 ${curr_config_ver}) # If we're using multislot, just run gcc-config if we're installing # to the same profile as the current one. use multislot && return $([[ ${curr_config_ver} == ${GCC_CONFIG_VER} ]]) if [[ ${curr_branch_ver} == ${GCC_BRANCH_VER} ]] ; then return 0 else # if we're installing a genuinely different compiler version, # we should probably tell the user -how- to switch to the new # gcc version, since we're not going to do it for him/her. # We don't want to switch from say gcc-3.3 to gcc-3.4 right in # the middle of an emerge operation (like an 'emerge -e world' # which could install multiple gcc versions). einfo "The current gcc config appears valid, so it will not be" einfo "automatically switched for you. If you would like to" einfo "switch to the newly installed gcc version, do the" einfo "following:" echo einfo "gcc-config ${CTARGET}-${GCC_CONFIG_VER}" einfo "source /etc/profile" echo ebeep return 1 fi } do_gcc_config() { if ! should_we_gcc_config ; then env -i ROOT="${ROOT}" gcc-config --use-old --force return 0 fi local current_gcc_config="" current_specs="" use_specs="" current_gcc_config=$(env -i ROOT="${ROOT}" gcc-config -c ${CTARGET} 2>/dev/null) if [[ -n ${current_gcc_config} ]] ; then # figure out which specs-specific config is active current_specs=$(gcc-config -S ${current_gcc_config} | awk '{print $3}') [[ -n ${current_specs} ]] && use_specs=-${current_specs} fi if [[ -n ${use_specs} ]] && \ [[ ! -e ${ROOT}/etc/env.d/gcc/${CTARGET}-${GCC_CONFIG_VER}${use_specs} ]] then ewarn "The currently selected specs-specific gcc config," ewarn "${current_specs}, doesn't exist anymore. This is usually" ewarn "due to enabling/disabling hardened or switching to a version" ewarn "of gcc that doesnt create multiple specs files. The default" ewarn "config will be used, and the previous preference forgotten." ebeep epause use_specs="" fi gcc-config ${CTARGET}-${GCC_CONFIG_VER}${use_specs} } # This function allows us to gentoo-ize gcc's version number and bugzilla # URL without needing to use patches. gcc_version_patch() { # gcc-4.3+ has configure flags (whoo!) tc_version_is_at_least 4.3 && return 0 local version_string=${GCC_CONFIG_VER} [[ -n ${BRANCH_UPDATE} ]] && version_string+=" ${BRANCH_UPDATE}" einfo "patching gcc version: ${version_string} (${BRANDING_GCC_PKGVERSION})" local gcc_sed=( -e 's:gcc\.gnu\.org/bugs\.html:bugs\.gentoo\.org/:' ) if grep -qs VERSUFFIX "${S}"/gcc/version.c ; then gcc_sed+=( -e "/VERSUFFIX \"\"/s:\"\":\" (${BRANDING_GCC_PKGVERSION})\":" ) else version_string="${version_string} (${BRANDING_GCC_PKGVERSION})" gcc_sed+=( -e "/const char version_string\[\] = /s:= \".*\":= \"${version_string}\":" ) fi sed -i "${gcc_sed[@]}" "${S}"/gcc/version.c || die } # This is a historical wart. The original Gentoo/amd64 port used: # lib32 - 32bit binaries (x86) # lib64 - 64bit binaries (x86_64) # lib - "native" binaries (a symlink to lib64) # Most other distros use the logic (including mainline gcc): # lib - 32bit binaries (x86) # lib64 - 64bit binaries (x86_64) # Over time, Gentoo is migrating to the latter form. # # Unfortunately, due to distros picking the lib32 behavior, newer gcc # versions will dynamically detect whether to use lib or lib32 for its # 32bit multilib. So, to keep the automagic from getting things wrong # while people are transitioning from the old style to the new style, # we always set the MULTILIB_OSDIRNAMES var for relevant targets. setup_multilib_osdirnames() { is_multilib || return 0 local config local libdirs="../lib64 ../lib32" # this only makes sense for some Linux targets case ${CTARGET} in x86_64*-linux*) config="i386" ;; powerpc64*-linux*) config="rs6000" ;; sparc64*-linux*) config="sparc" ;; s390x*-linux*) config="s390" ;; *) return 0 ;; esac config+="/t-linux64" if [[ ${SYMLINK_LIB} == "yes" ]] ; then einfo "updating multilib directories to be: ${libdirs}" if tc_version_is_at_least 4.7 ; then set -- -e '/^MULTILIB_OSDIRNAMES.*lib32/s:[$][(]if.*):../lib32:' else set -- -e "/^MULTILIB_OSDIRNAMES/s:=.*:= ${libdirs}:" fi else einfo "using upstream multilib; disabling lib32 autodetection" set -- -r -e 's:[$][(]if.*,(.*)[)]:\1:' fi sed -i "$@" "${S}"/gcc/config/${config} || die } disable_multilib_libjava() { # We dont want a multilib libjava, so lets use this hack taken from fedora sed -i -r \ -e 's/^((all:) all-redirect)/ifeq (\$(MULTISUBDIR),)\n\1\nelse\n\2\n\techo Multilib libjava disabled\nendif/' \ -e 's/^((install:) install-redirect)/ifeq (\$(MULTISUBDIR),)\n\1\nelse\n\2\n\techo Multilib libjava disabled\nendif/' \ -e 's/^((check:) check-redirect)/ifeq (\$(MULTISUBDIR),)\n\1\nelse\n\2\n\techo Multilib libjava disabled\nendif/' \ -e 's/^((all:) all-recursive)/ifeq (\$(MULTISUBDIR),)\n\1\nelse\n\2\n\techo Multilib libjava disabled\nendif/' \ -e 's/^((install:) install-recursive)/ifeq (\$(MULTISUBDIR),)\n\1\nelse\n\2\n\techo Multilib libjava disabled\nendif/' \ -e 's/^((check:) check-recursive)/ifeq (\$(MULTISUBDIR),)\n\1\nelse\n\2\n\techo Multilib libjava disabled\nendif/' \ "${S}"/libjava/Makefile.in || die } # make sure the libtool archives have libdir set to where they actually # -are-, and not where they -used- to be. also, any dependencies we have # on our own .la files need to be updated. fix_libtool_libdir_paths() { pushd "${D}" >/dev/null pushd "./${1}" >/dev/null local dir="${PWD#${D%/}}" local allarchives=$(echo *.la) allarchives="\(${allarchives// /\\|}\)" popd >/dev/null sed -i \ -e "/^libdir=/s:=.*:='${dir}':" \ ./${dir}/*.la sed -i \ -e "/^dependency_libs=/s:/[^ ]*/${allarchives}:${LIBPATH}/\1:g" \ $(find ./${PREFIX}/lib* -maxdepth 3 -name '*.la') \ ./${dir}/*.la popd >/dev/null } is_multilib() { tc_version_is_at_least 3 || return 1 use multilib } is_cxx() { gcc-lang-supported 'c++' || return 1 use cxx } is_d() { gcc-lang-supported d || return 1 use_if_iuse d } is_f77() { gcc-lang-supported f77 || return 1 use fortran } is_f95() { gcc-lang-supported f95 || return 1 use fortran } is_fortran() { gcc-lang-supported fortran || return 1 use fortran } is_gcj() { gcc-lang-supported java || return 1 use cxx && use_if_iuse gcj } is_go() { gcc-lang-supported go || return 1 use cxx && use_if_iuse go } is_objc() { gcc-lang-supported objc || return 1 use_if_iuse objc } is_objcxx() { gcc-lang-supported 'obj-c++' || return 1 use cxx && use_if_iuse objc++ } is_ada() { gcc-lang-supported ada || return 1 use ada } is_treelang() { use_if_iuse boundschecking && return 1 #260532 is_crosscompile && return 1 #199924 gcc-lang-supported treelang || return 1 #use treelang return 0 } # should kill these off once all the ebuilds are migrated gcc_pkg_setup() { toolchain_pkg_setup ; } gcc_src_unpack() { toolchain_src_unpack ; } gcc_src_compile() { toolchain_src_compile ; } gcc_src_test() { toolchain_src_test ; }