# Copyright 1999-2005 Gentoo Foundation # Distributed under the terms of the GNU General Public License v2 # $Header: /var/cvsroot/gentoo-x86/eclass/toolchain.eclass,v 1.121 2005/03/06 00:00:41 eradicator Exp $ HOMEPAGE="http://www.gnu.org/software/gcc/gcc.html" LICENSE="GPL-2 LGPL-2.1" RESTRICT="nostrip" #---->> eclass stuff <<---- inherit eutils versionator libtool toolchain-funcs flag-o-matic gnuconfig multilib ECLASS=toolchain INHERITED="$INHERITED $ECLASS" EXPORT_FUNCTIONS pkg_setup src_unpack src_compile src_test pkg_preinst src_install pkg_postinst pkg_prerm pkg_postrm DESCRIPTION="Based on the ${ECLASS} eclass" FEATURES=${FEATURES/multilib-strict/} toolchain_pkg_setup() { gcc_pkg_setup } toolchain_src_unpack() { gcc_src_unpack } toolchain_src_compile() { gcc_src_compile } toolchain_src_test() { gcc_src_test } toolchain_pkg_preinst() { ${ETYPE}_pkg_preinst } toolchain_src_install() { ${ETYPE}_src_install } toolchain_pkg_postinst() { ${ETYPE}_pkg_postinst } toolchain_pkg_prerm() { ${ETYPE}_pkg_prerm } toolchain_pkg_postrm() { ${ETYPE}_pkg_prerm } #----<< eclass stuff >>---- #---->> globals <<---- export CTARGET=${CTARGET:-${CHOST}} if [[ ${CTARGET} = ${CHOST} ]] ; then if [[ ${CATEGORY/cross-} != ${CATEGORY} ]] ; then export CTARGET=${CATEGORY/cross-} fi fi is_crosscompile() { [[ ${CHOST} != ${CTARGET} ]] } is_uclibc() { use uclibc || [[ ${CTARGET} == *-uclibc ]] } GCC_RELEASE_VER=$(get_version_component_range 1-3) GCC_BRANCH_VER=$(get_version_component_range 1-2) GCCMAJOR=$(get_version_component_range 1) GCCMINOR=$(get_version_component_range 2) GCCMICRO=$(get_version_component_range 3) [[ -z ${BRANCH_UPDATE} ]] && BRANCH_UPDATE=$(get_version_component_range 4) # 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 '-')"} # Pre-release support if [[ ${PV} != ${PV/_pre/-} ]] ; then PRERELEASE=${PV/_pre/-} fi # make _alpha and _beta ebuilds automatically use a snapshot if [[ ${PV} != ${PV/_alpha/} ]] ; then SNAPSHOT=${GCC_BRANCH_VER}-${PV##*_alpha} elif [[ ${PV} != ${PV/_beta/} ]] ; then SNAPSHOT=${GCC_BRANCH_VER}-${PV##*_beta} fi if [[ ${ETYPE} == "gcc-library" ]] ; then GCC_VAR_TYPE=${GCC_VAR_TYPE:-non-versioned} GCC_LIB_COMPAT_ONLY=${GCC_LIB_COMPAT_ONLY:-true} GCC_TARGET_NO_MULTILIB=${GCC_TARGET_NO_MULTILIB:-true} else GCC_VAR_TYPE=${GCC_VAR_TYPE:-versioned} GCC_LIB_COMPAT_ONLY="false" GCC_TARGET_NO_MULTILIB=${GCC_TARGET_NO_MULTILIB:-false} fi PREFIX=${PREFIX:-/usr} if [[ ${GCC_VAR_TYPE} == "versioned" ]] ; then if version_is_at_least 3.4.0 ; then # GCC 3.4 no longer uses gcc-lib. LIBPATH=${LIBPATH:-${PREFIX}/lib/gcc/${CTARGET}/${GCC_CONFIG_VER}} else LIBPATH=${LIBPATH:-${PREFIX}/lib/gcc-lib/${CTARGET}/${GCC_CONFIG_VER}} fi INCLUDEPATH=${INCLUDEPATH:-${LIBPATH}/include} BINPATH=${BINPATH:-${PREFIX}/${CTARGET}/gcc-bin/${GCC_CONFIG_VER}} DATAPATH=${DATAPATH:-${PREFIX}/share/gcc-data/${CTARGET}/${GCC_CONFIG_VER}} # Dont install in /usr/include/g++-v3/, but in gcc internal directory. # We will handle /usr/include/g++-v3/ with gcc-config ... STDCXX_INCDIR=${STDCXX_INCDIR:-${LIBPATH}/include/g++-v${GCC_BRANCH_VER/\.*/}} elif [[ ${GCC_VAR_TYPE} == "non-versioned" ]] ; then # using non-versioned directories to install gcc, like what is currently # done for ppc64 and 3.3.3_pre, is a BAD IDEA. DO NOT do it!! However... # setting up variables for non-versioned directories might be useful for # specific gcc targets, like libffi. Note that we dont override the value # returned by get_libdir here. LIBPATH=${LIBPATH:-${PREFIX}/$(get_libdir)} INCLUDEPATH=${INCLUDEPATH:-${PREFIX}/include} BINPATH=${BINPATH:-${PREFIX}/bin/} DATAPATH=${DATAPATH:-${PREFIX}/share/} STDCXX_INCDIR=${STDCXX_INCDIR:-${PREFIX}/include/g++-v3/} fi XGCC="${WORKDIR}/build/gcc/xgcc -B${WORKDIR}/build/gcc" #----<< globals >>---- #---->> SLOT+IUSE logic <<---- if [[ ${ETYPE} == "gcc-library" ]] ; then IUSE="nls build uclibc" SLOT="${CTARGET}-${SO_VERSION_SLOT:-5}" else IUSE="static nls bootstrap build multislot multilib gcj gtk fortran nocxx objc hardened uclibc n32 n64 ip28" [[ -n ${HTB_VER} ]] && IUSE="${IUSE} boundschecking" # Support upgrade paths here or people get pissed if use multislot ; then SLOT="${CTARGET}-${GCC_CONFIG_VER}" elif is_crosscompile; then SLOT="${CTARGET}-${GCC_BRANCH_VER}" else SLOT="${GCC_BRANCH_VER}" fi fi #----<< SLOT+IUSE logic >>---- #---->> S + SRC_URI essentials <<---- # This function sets the source directory depending on whether we're using # a prerelease, snapshot, or release tarball. To use it, just set S with: # # S="$(gcc_get_s_dir)" # # Travis Tilley (03 Sep 2004) # gcc_get_s_dir() { if [[ -n ${PRERELEASE} ]] ; then GCC_S=${WORKDIR}/gcc-${PRERELEASE} elif [[ -n ${SNAPSHOT} ]] ; then GCC_S=${WORKDIR}/gcc-${SNAPSHOT} else GCC_S=${WORKDIR}/gcc-${GCC_RELEASE_VER} fi echo "${GCC_S}" } # 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: # ${PN}-${PATCH_GCC_VER:-${GCC_RELEASE_VER}}-patches-${PATCH_VER}.tar.bz2 # # PIE_VER # PIE_CORE # 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_CORE the actual filename # of the patch. An example: # PIE_VER="8.7.6.5" # PIE_CORE="gcc-3.4.0-piepatches-v${PIE_VER}.tar.bz2" # # PP_VER # PP_FVER # These variables control patching in stack smashing protection # support. They both control the version of ProPolice to download. # PP_VER sets the version of the directory in which to find the # patch, and PP_FVER sets the version of the patch itself. For # example: # PP_VER="3_4" # PP_FVER="${PP_VER//_/.}-2" # would download gcc3_4/protector-3.4-2.tar.gz # # 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. # # MAN_VER # The version of gcc for which we will download manpages. This will # default to ${GCC_RELEASE_VER}, but we may not want to pre-generate man pages # for prerelease test ebuilds for example. This allows you to # continue using pre-generated manpages from the last stable release. # If set to "none", this will prevent the downloading of manpages, # which is useful for individual library targets. # gentoo_urls() { local devspace="HTTP~lv/GCC/URI HTTP~eradicator/gcc/URI HTTP~vapier/dist/URI" devspace=${devspace//HTTP/http:\/\/dev.gentoo.org\/} echo mirror://gentoo/$1 ${devspace//URI/$1} } get_gcc_src_uri() { export PATCH_GCC_VER=${PATCH_GCC_VER:-${GCC_RELEASE_VER}} export HTB_GCC_VER=${HTB_GCC_VER:-${GCC_RELEASE_VER}} [[ -n ${PIE_VER} ]] && \ PIE_CORE=${PIE_CORE:-gcc-${GCC_RELEASE_VER}-piepatches-v${PIE_VER}.tar.bz2} # 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-${SNAPSHOT}.tar.bz2" else GCC_SRC_URI="ftp://gcc.gnu.org/pub/gcc/releases/${P}/gcc-${GCC_RELEASE_VER}.tar.bz2" # we want all branch updates to be against the main release [[ -n ${BRANCH_UPDATE} ]] && \ GCC_SRC_URI="${GCC_SRC_URI} $(gentoo_urls ${PN}-${GCC_RELEASE_VER}-branch-update-${BRANCH_UPDATE}.patch.bz2)" fi # propolice aka stack smashing protection [[ -n ${PP_VER} ]] && \ GCC_SRC_URI="${GCC_SRC_URI} http://www.research.ibm.com/trl/projects/security/ssp/gcc${PP_VER}/protector-${PP_FVER}.tar.gz $(gentoo_urls protector-${PP_FVER}.tar.gz )" # uclibc lovin [[ -n ${UCLIBC_VER} ]] && \ GCC_SRC_URI="${GCC_SRC_URI} $(gentoo_urls gcc-${PATCH_GCC_VER}-uclibc-patches-${UCLIBC_VER}.tar.bz2)" # PERL cannot be present at bootstrap, and is used to build the man pages. # So... lets include some pre-generated ones, shall we? [[ -n ${MAN_VER} ]] && \ GCC_SRC_URI="${GCC_SRC_URI} $(gentoo_urls gcc-${MAN_VER}-manpages.tar.bz2)" # various gentoo patches [[ -n ${PATCH_VER} ]] && \ GCC_SRC_URI="${GCC_SRC_URI} $(gentoo_urls ${PN}-${PATCH_GCC_VER}-patches-${PATCH_VER}.tar.bz2)" # strawberry pie, Cappuccino and a Gauloises (it's a good thing) [[ -n ${PIE_CORE} ]] && \ GCC_SRC_URI="${GCC_SRC_URI} $(gentoo_urls ${PIE_CORE})" # gcc bounds checking patch if [[ -n ${HTB_VER} ]] ; then local HTBFILE="bounds-checking-gcc-${HTB_GCC_VER}-${HTB_VER}.patch.bz2" GCC_SRC_URI="${GCC_SRC_URI} boundschecking? ( mirror://sourceforge/boundschecking/${HTBFILE} http://web.inter.nl.net/hcc/Haj.Ten.Brugge/${HTBFILE} $(gentoo_urls ${HTBFILE}) )" fi echo "${GCC_SRC_URI}" } S=$(gcc_get_s_dir) SRC_URI=$(get_gcc_src_uri) #---->> S + SRC_URI essentials >>---- #---->> support checks <<---- # 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 [[ $1 == "pie" ]] ; then hardened_gcc_is_stable pie && return 0 if has ~$(tc-arch) ${ACCEPT_KEYWORDS} ; then hardened_gcc_check_unsupported pie && return 1 ewarn "Allowing pie-by-default for an unstable arch ($(tc-arch))" return 0 fi return 1 elif [[ $1 == "ssp" ]] ; then hardened_gcc_is_stable ssp && return 0 if has ~$(tc-arch) ${ACCEPT_KEYWORDS} ; then hardened_gcc_check_unsupported ssp && return 1 ewarn "Allowing ssp-by-default for an unstable arch ($(tc-arch))" return 0 fi return 1 else # laziness ;) hardened_gcc_works pie || return 1 hardened_gcc_works ssp || return 1 return 0 fi } hardened_gcc_is_stable() { if [[ $1 == "pie" ]] ; then # HARDENED_* variables are deprecated and here for compatibility local tocheck="${HARDENED_PIE_WORKS} ${HARDENED_GCC_WORKS}" if is_uclibc ; then tocheck="${tocheck} ${PIE_UCLIBC_STABLE}" else tocheck="${tocheck} ${PIE_GLIBC_STABLE}" fi elif [[ $1 == "ssp" ]] ; then # ditto local tocheck="${HARDENED_SSP_WORKS} ${HARDENED_GCC_WORKS}" if is_uclibc ; then tocheck="${tocheck} ${SSP_UCLIBC_STABLE}" else tocheck="${tocheck} ${SSP_STABLE}" fi else die "hardened_gcc_stable needs to be called with pie or ssp" fi hasq $(tc-arch) ${tocheck} && return 0 return 1 } hardened_gcc_check_unsupported() { local tocheck="" # if a variable is unset, we assume that all archs are unsupported. since # this function is never called if hardened_gcc_is_stable returns true, # this shouldn't cause problems... however, allowing this logic to work # even with the variables unset will break older ebuilds that dont use them. if [[ $1 == "pie" ]] ; then if is_uclibc ; then [[ -z ${PIE_UCLIBC_UNSUPPORTED} ]] && return 0 tocheck="${tocheck} ${PIE_UCLIBC_UNSUPPORTED}" else [[ -z ${PIE_GLIBC_UNSUPPORTED} ]] && return 0 tocheck="${tocheck} ${PIE_GLIBC_UNSUPPORTED}" fi elif [[ $1 == "ssp" ]] ; then if is_uclibc ; then [[ -z ${SSP_UCLIBC_UNSUPPORTED} ]] && return 0 tocheck="${tocheck} ${SSP_UCLIBC_UNSUPPORTED}" else [[ -z ${SSP_UNSUPPORTED} ]] && return 0 tocheck="${tocheck} ${SSP_UNSUPPORTED}" fi else die "hardened_gcc_check_unsupported needs to be called with pie or ssp" fi hasq $(tc-arch) ${tocheck} && return 0 return 1 } has_libssp() { [[ -e /$(get_libdir)/libssp.so ]] && return 0 return 1 } want_libssp() { [[ ${GCC_LIBSSP_SUPPORT} == "true" ]] || return 1 has_libssp || return 1 [[ -n ${PP_FVER} ]] || return 1 return 0 } want_boundschecking() { [[ -z ${HTB_VER} ]] && return 1 use boundschecking && return 0 return 1 } want_split_specs() { [[ ${SPLIT_SPECS} == "true" ]] && [[ -n ${PIE_CORE} ]] && \ ! want_boundschecking && return 0 return 1 } # This function checks whether or not glibc has the support required to build # Position Independant Executables with gcc. glibc_have_pie() { if [[ ! -f ${ROOT}/usr/$(get_libdir)/Scrt1.o ]] ; then echo ewarn "Your glibc does not have support for pie, the file Scrt1.o is missing" ewarn "Please update your glibc to a proper version or disable hardened" echo return 1 fi } # This function determines whether or not libc has been patched with stack # smashing protection support. libc_has_ssp() { local libc_prefix [[ $(tc-arch) == "ppc64" ]] && [[ -z ${ABI} ]] && libc_prefix="/lib64/" libc_prefix=${libc_prefix:-/$(get_libdir)/} echo 'int main(){}' > "${T}"/libctest.c gcc "${T}"/libctest.c -lc -o libctest local libc_file=$(readelf -d libctest | grep 'NEEDED.*\[libc\.so[0-9\.]*\]' | awk '{print $NF}') libc_file=${libc_file:1:${#libc_file}-2} local my_libc=${ROOT}/${libc_prefix}/${libc_file} # Check for the libc to have the __guard symbols if [[ -n $(readelf -s "${my_libc}" 2>/dev/null | \ grep 'OBJECT.*GLOBAL.*__guard') ]] && \ [[ -n $(readelf -s "${my_libc}" 2>/dev/null | \ grep 'FUNC.*GLOBAL.*__stack_smash_handler') ]] then return 0 elif is_crosscompile; then die "'${my_libc}' was detected w/out ssp, that sucks (a lot)" else return 1 fi } # This is to make sure we don't accidentally try to enable support for a # language that doesnt exist. GCC 3.4 supports f77, while 4.0 supports f95, etc. # # Travis Tilley (26 Oct 2004) # gcc-lang-supported() { grep ^language=\"${1}\" ${S}/gcc/*/config-lang.in > /dev/null && return 0 ewarn "The ${1} language is not supported by this release of gcc" return 1 } #----<< support checks >>---- #---->> specs + env.d logic <<---- # configure to build with the hardened GCC specs as the default make_gcc_hard() { if hardened_gcc_works ; then einfo "Updating gcc to use automatic PIE + SSP building ..." sed -e 's|^HARD_CFLAGS = |HARD_CFLAGS = -DEFAULT_PIE_SSP |' \ -i ${S}/gcc/Makefile.in || die "Failed to update gcc!" elif hardened_gcc_works pie ; then einfo "Updating gcc to use automatic PIE building ..." ewarn "SSP has not been enabled by default" sed -e 's|^HARD_CFLAGS = |HARD_CFLAGS = -DEFAULT_PIE |' \ -i ${S}/gcc/Makefile.in || die "Failed to update gcc!" elif hardened_gcc_works ssp ; then einfo "Updating gcc to use automatic SSP building ..." ewarn "PIE has not been enabled by default" sed -e 's|^HARD_CFLAGS = |HARD_CFLAGS = -DEFAULT_SSP |' \ -i ${S}/gcc/Makefile.in || die "Failed to update gcc!" else # do nothing if hardened isnt supported, but dont die either ewarn "hardened is not supported for this arch in this gcc version" ebeep return 0 fi # rebrand to make bug reports easier release_version="${release_version/Gentoo/Gentoo Hardened}" } create_vanilla_specs_file() { pushd ${WORKDIR}/build/gcc > /dev/null if use hardened ; then # if using hardened, then we need to move xgcc out of the way # and recompile it cp Makefile Makefile.orig sed -i -e 's/^HARD_CFLAGS.*/HARD_CFLAGS = /g' Makefile mv xgcc xgcc.hard mv gcc.o gcc.o.hard make xgcc einfo "Creating a vanilla gcc specs file" ./xgcc -dumpspecs > ${WORKDIR}/build/vanilla.specs # restore everything to normal mv gcc.o.hard gcc.o mv xgcc.hard xgcc mv Makefile.orig Makefile else einfo "Creating a vanilla gcc specs file" ./xgcc -dumpspecs > ${WORKDIR}/build/vanilla.specs fi popd > /dev/null } create_hardened_specs_file() { pushd ${WORKDIR}/build/gcc > /dev/null if use !hardened ; then # if not using hardened, then we need to move xgcc out of the way # and recompile it cp Makefile Makefile.orig sed -i -e 's/^HARD_CFLAGS.*/HARD_CFLAGS = -DEFAULT_PIE_SSP/g' Makefile mv xgcc xgcc.vanilla mv gcc.o gcc.o.vanilla make xgcc einfo "Creating a hardened gcc specs file" ./xgcc -dumpspecs > ${WORKDIR}/build/hardened.specs # restore everything to normal mv gcc.o.vanilla gcc.o mv xgcc.vanilla xgcc mv Makefile.orig Makefile else einfo "Creating a hardened gcc specs file" ./xgcc -dumpspecs > ${WORKDIR}/build/hardened.specs fi popd > /dev/null } create_hardenednossp_specs_file() { pushd ${WORKDIR}/build/gcc > /dev/null cp Makefile Makefile.orig sed -i -e 's/^HARD_CFLAGS.*/HARD_CFLAGS = -DEFAULT_PIE/g' Makefile mv xgcc xgcc.moo mv gcc.o gcc.o.moo make xgcc einfo "Creating a hardened no-ssp gcc specs file" ./xgcc -dumpspecs > ${WORKDIR}/build/hardenednossp.specs # restore everything to normal mv gcc.o.moo gcc.o mv xgcc.moo xgcc mv Makefile.orig Makefile popd > /dev/null } create_hardenednopie_specs_file() { pushd ${WORKDIR}/build/gcc > /dev/null cp Makefile Makefile.orig sed -i -e 's/^HARD_CFLAGS.*/HARD_CFLAGS = -DEFAULT_SSP/g' Makefile mv xgcc xgcc.moo mv gcc.o gcc.o.moo make xgcc einfo "Creating a hardened no-pie gcc specs file" ./xgcc -dumpspecs > ${WORKDIR}/build/hardenednopie.specs # restore everything to normal mv gcc.o.moo gcc.o mv xgcc.moo xgcc mv Makefile.orig Makefile popd > /dev/null } split_out_specs_files() { want_split_specs || return 1 if hardened_gcc_works ; then create_hardened_specs_file create_vanilla_specs_file create_hardenednossp_specs_file create_hardenednopie_specs_file elif hardened_gcc_works pie ; then create_vanilla_specs_file create_hardenednossp_specs_file elif hardened_gcc_works ssp ; then create_vanilla_specs_file create_hardenednopie_specs_file fi } create_gcc_env_entry() { dodir /etc/env.d/gcc local gcc_envd_base="/etc/env.d/gcc/${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}/$1.specs" fi echo "PATH=\"${BINPATH}\"" > ${gcc_envd_file} echo "ROOTPATH=\"${BINPATH}\"" >> ${gcc_envd_file} LDPATH="${LIBPATH}" if has_multilib_profile ; then local abi= for abi in $(get_all_abis) ; do local MULTIDIR=$(${XGCC} $(get_abi_CFLAGS ${abi}) --print-multi-directory) [[ ${MULTIDIR} != "." && -d ${LIBPATH}/${MULTIDIR} ]] && LDPATH="${LDPATH}:${LIBPATH}/${MULTIDIR}" done else for path in 32 64 o32 ; do [[ -d ${LIBPATH}/${path} ]] && LDPATH="${LDPATH}:${LIBPATH}/${path}" done fi local mbits CC=${XGCC} has_m32 && mbits="${mbits:+${mbits} }32" CC=${XGCC} has_m64 && mbits="${mbits:+${mbits} }64" echo "GCCBITS=\"${mbits}\"" >> ${gcc_envd_file} echo "LDPATH=\"${LDPATH}\"" >> ${gcc_envd_file} echo "MANPATH=\"${DATAPATH}/man\"" >> ${gcc_envd_file} echo "INFOPATH=\"${DATAPATH}/info\"" >> ${gcc_envd_file} echo "STDCXX_INCDIR=\"${STDCXX_INCDIR##*/}\"" >> ${gcc_envd_file} if has_version '>=sys-devel/gcc-config-1.4.0' ; then echo "CFLAGS_default=\"$(get_abi_CFLAGS ${DEFAULT_ABI})\"" >> ${gcc_envd_file} echo "CTARGET=${CTARGET}" >> ${gcc_envd_file} local ctarget_alias local abi local FAKE_TARGETS="" for abi in $(get_all_abis) ; do for ctarget_alias in $(get_abi_CHOST ${abi}) $(get_abi_FAKE_TARGETS ${abi}) ; do if [[ ${ctarget_alias} != ${CHOST} ]] ; then FAKE_TARGETS="${FAKE_TARGETS+${FAKE_TARGETS} }${ctarget_alias}" local var="CFLAGS_${ctarget_alias//-/_}" echo "${var}=\"$(get_abi_CFLAGS ${abi}) ${!var}\"" >> ${gcc_envd_file} fi done done if [[ -n ${FAKE_TARGETS} ]] ; then echo "FAKE_TARGETS=\"${FAKE_TARGETS}\"" >> ${gcc_envd_file} fi elif is_crosscompile ; then echo "CTARGET=${CTARGET}" >> ${gcc_envd_file} fi # Set which specs file to use [[ -n ${gcc_specs_file} ]] && echo "GCC_SPECS=\"${gcc_specs_file}\"" >> ${gcc_envd_file} } #----<< specs + env.d logic >>---- #---->> pkg_* <<---- gcc_pkg_setup() { if [[ $(tc-arch) == "amd64" ]] && [[ ${LD_PRELOAD} == "/lib/libsandbox.so" ]] && use_multilib ; then eerror "Sandbox in your installed portage does not support compilation." eerror "of a multilib gcc. Please set FEATURES=-sandbox and try again." eerror "After you have a multilib gcc, re-emerge portage to have a working sandbox." die "No 32bit sandbox. Retry with FEATURES=-sandbox." fi if [[ ${ETYPE} == "gcc-compiler" ]] ; then # Must compile for mips64-linux target if we want n32/n64 support case "${CTARGET}" in mips64-*) ;; *) if use n32 || use n64; then eerror "n32/n64 can only be used when target host is mips64-*-linux-*"; die "Invalid USE flags for CTARGET ($CTARGET)"; fi ;; esac #cannot have both n32 & n64 without multilib if use n32 && use n64 && ! use_multilib; then eerror "Please enable multilib if you want to use both n32 & n64"; die "Invalid USE flag combination"; fi # we dont want to use the installed compiler's specs to build gcc! unset GCC_SPECS || : fi want_libssp && libc_has_ssp && \ die "libssp cannot be used with a glibc that has been patched to provide ssp symbols" } gcc-compiler_pkg_preinst() { # Now we have to figure out if all the little libtool linker scripts # need updating to our new gcc version. Basically we only want to # do this if the old gcc version is being cleaned out due to this # new version. # We check to see if we need to run fix_libtool_files in pkg_preinst() # and then we run the script in pkg_postinst(). The reason being # that portage updates the package database between these functions, # so we have to gather information on the state of the system before # the new gcc is emerged into ${ROOT}, but we want to fix the .la # files after the new gcc is emerged. Whoo ! # USE=multislot ... no compilers get cleaned out during an upgrade use multislot && return 0 # libtool files aren't affected by cross compilers is_crosscompile && return 0 # Now check to see if we already have a version installed in this # SLOT ... if we do, then bail if it's a minor upgrade (like we # go from 3.3.4 to 3.3.4-r1 vs 3.3.4 to 3.3.5) local old_gcc_release=$(portageq match ${ROOT} =sys-devel/gcc-${GCC_RELEASE_VER}*) [[ -n ${old_gcc_release} ]] && return 0 local old_gcc_branch=$(portageq match ${ROOT} =sys-devel/gcc-${GCC_BRANCH_VER}*) [[ -z ${old_gcc_branch} ]] && return 0 local old_gcc_ver=${old_gcc_branch/*gcc-} echo ${old_gcc_ver%%-*} > "${T}"/libtool-old-gcc-ver } gcc-compiler_pkg_postinst() { export LD_LIBRARY_PATH=${LIBPATH}:${LD_LIBRARY_PATH} do_gcc_config if [[ -e ${T}/libtool-old-gcc-ver ]] ; then /sbin/fix_libtool_files.sh $(<"${T}"/libtool-old-gcc-ver) fi echo einfo "If you have issues with packages unable to locate libstdc++.la," einfo "then try running 'fix_libtool_files.sh' on the old gcc versions." echo # If our gcc-config version doesn't like '-' in it's version string, # tell our users that gcc-config will yell at them, but it's all good. if ! has_version '>=sys-devel/gcc-config-1.3.10-r1' && [[ ${GCC_CONFIG_VER/-/} != ${GCC_CONFIG_VER} ]] ; then ewarn "Your version of gcc-config will issue about having an invalid profile" ewarn "when switching to this profile. It is safe to ignore this warning," ewarn "and this problem has been corrected in >=sys-devel/gcc-config-1.3.10-r1." fi } gcc-compiler_pkg_prerm() { # TODO: flesh this out when I care return 0 # When unmerging a compiler, we need to make sure that # we don't leave any of configuration stuff stranded. # After all, we can't assume the user won't shoot themselves # in the foot. # First handle gcc-config matters #if [[ $(gcc-config -c 2>&1) == "${CTARGET}-${PV}" ]] ; then # gcc-config #fi # libtool files aren't affected by cross compilers #is_crosscompile || return 0 #/sbin/fix_libtool_files.sh ${PV} } gcc-compiler_pkg_postrm() { : } #---->> pkg_* <<---- #---->> src_* <<---- # generic GCC src_unpack, to be called from the ebuild's src_unpack. # BIG NOTE regarding hardened support: ebuilds with support for hardened are # expected to export the following variable: # # HARDENED_GCC_WORKS # This variable should be set to the archs on which hardened should # be allowed. For example: HARDENED_GCC_WORKS="x86 sparc amd64" # This allows for additional archs to be supported by hardened when # ready. # # Travis Tilley (03 Sep 2004) # gcc-compiler_src_unpack() { # fail if using pie patches, building hardened, and glibc doesnt have # the necessary support [[ -n ${PIE_VER} ]] && use hardened && glibc_have_pie if ! want_boundschecking ; then if use hardened ; then einfo "updating configuration to build hardened GCC" make_gcc_hard || die "failed to make gcc hard" fi fi } gcc-library_src_unpack() { : } gcc_src_unpack() { local release_version="Gentoo Linux ${PVR}" gcc_quick_unpack exclude_gcc_patches cd ${S:=$(gcc_get_s_dir)} [[ -n ${PATCH_VER} ]] && epatch ${WORKDIR}/patch [[ -n ${UCLIBC_VER} ]] && epatch ${WORKDIR}/uclibc if ! want_boundschecking ; then [[ -n ${PP_VER} ]] && do_gcc_SSP_patches [[ -n ${PIE_VER} ]] && do_gcc_PIE_patches else [[ -n ${HTB_VER} ]] && do_gcc_HTB_boundschecking_patches fi ${ETYPE}_src_unpack || die "failed to ${ETYPE}_src_unpack" if [[ $(tc-arch) == "amd64" ]] \ && [[ -z ${SKIP_MULTILIB_HACK} ]] && use_multilib then disgusting_gcc_multilib_HACK || die "multilib hack failed" fi local version_string="${GCC_CONFIG_VER}" # Backwards support... add the BRANCH_UPDATE for 3.3.5-r1 and 3.4.3-r1 # which set it directly rather than using ${PV} if [[ ${PVR} == "3.3.5-r1" || ${PVR} = "3.4.3-r1" ]] ; then version_string="${version_string} ${BRANCH_UPDATE}" fi version_string="${version_string} (${release_version})" einfo "patching gcc version: ${version_string}" gcc_version_patch "${version_string}" # Misdesign in libstdc++ (Redhat) cp -a ${S}/libstdc++-v3/config/cpu/i{4,3}86/atomicity.h # disable --as-needed from being compiled into gcc specs # natively when using >=sys-devel/binutils-2.15.90.0.1 this is # done to keep our gcc backwards compatible with binutils. # gcc 3.4.1 cvs has patches that need back porting.. # http://gcc.gnu.org/bugzilla/show_bug.cgi?id=14992 (May 3 2004) sed -i -e s/HAVE_LD_AS_NEEDED/USE_LD_AS_NEEDED/g ${S}/gcc/config.in # Fixup libtool to correctly generate .la files with portage cd ${S} elibtoolize --portage --shallow --no-uclibc gnuconfig_update cd ${S}; ./contrib/gcc_update --touch &> /dev/null disable_multilib_libjava || die "failed to disable multilib java" } gcc-library-configure() { # multilib support [[ ${GCC_TARGET_NO_MULTILIB} == "true" ]] \ && confgcc="${confgcc} --disable-multilib" \ || confgcc="${confgcc} --enable-multilib" } gcc-compiler-configure() { # multilib support if use_multilib; then confgcc="${confgcc} --enable-multilib" else confgcc="${confgcc} --disable-multilib" fi # GTK+ is preferred over xlib in 3.4.x (xlib is unmaintained # right now). Much thanks to for the heads up. # Travis Tilley (11 Jul 2004) if ! use build && use gcj && use gtk ; then confgcc="${confgcc} --enable-java-awt=gtk" fi use build || ! use gcj && confgcc="${confgcc} --disable-libgcj" # Add --with-abi flags to enable respective MIPS ABIs case $(tc-arch) in mips) if is_crosscompile && use_multilib; then confgcc="${confgcc} --with-abi=32 --with-abi=n32 --with-abi=64" else use_multilib && confgcc="${confgcc} --with-abi=32" use n64 && confgcc="${confgcc} --with-abi=64" use n32 && confgcc="${confgcc} --with-abi=n32" fi ;; esac if ! use build ; then GCC_LANG="c" use !nocxx && GCC_LANG="${GCC_LANG},c++" # 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. if use fortran ; then if gcc-lang-supported f95 ; then GCC_LANG="${GCC_LANG},f95" elif gcc-lang-supported f77 ; then GCC_LANG="${GCC_LANG},f77" elif gcc-lang-supported fortran ; then GCC_LANG="${GCC_LANG},fortran" else die "GCC doesnt support fortran" fi fi use objc && gcc-lang-supported objc && GCC_LANG="${GCC_LANG},objc" use gcj && gcc-lang-supported java && GCC_LANG="${GCC_LANG},java" # We do NOT want 'ADA support' in here! # use ada && gcc_lang="${gcc_lang},ada" else GCC_LANG="c" fi einfo "configuring for GCC_LANG: ${GCC_LANG}" } # Other than the variables described for gcc_setup_variables, the following # will alter tha behavior of gcc_do_configure: # # CTARGET # CBUILD # Enable building for a target that differs from CHOST # # GCC_TARGET_NO_MULTILIB # Disable multilib. Useful when building single library targets. # # GCC_LANG # Enable support for ${GCC_LANG} languages. defaults to just "c" # # Travis Tilley (04 Sep 2004) # gcc_do_configure() { local confgcc if [[ ${GCC_VAR_TYPE} == "versioned" ]] ; then confgcc="--enable-version-specific-runtime-libs" elif [[ ${GCC_VAR_TYPE} == "non-versioned" ]] ; then confgcc="--libdir=${LIBPATH}" else die "bad GCC_VAR_TYPE" fi # Set configuration based on path variables confgcc="${confgcc} \ --prefix=${PREFIX} \ --bindir=${BINPATH} \ --includedir=${INCLUDEPATH} \ --datadir=${DATAPATH} \ --mandir=${DATAPATH}/man \ --infodir=${DATAPATH}/info \ --with-gxx-include-dir=${STDCXX_INCDIR}" # All our cross-compile logic goes here ! woo ! confgcc="${confgcc} --host=${CHOST}" if is_crosscompile; 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="${confgcc} --target=${CTARGET}" fi [[ -n ${CBUILD} ]] && confgcc="${confgcc} --build=${CBUILD}" # ppc altivec support confgcc="${confgcc} $(use_enable altivec)" # Fix linking problem with c++ apps which where linked # against a 3.2.2 libgcc [[ $(tc-arch) == "hppa" ]] && confgcc="${confgcc} --enable-sjlj-exceptions" # Native Language Support if use nls && ! use build ; then confgcc="${confgcc} --enable-nls --without-included-gettext" else confgcc="${confgcc} --disable-nls" fi # __cxa_atexit is "essential for fully standards-compliant handling of # destructors", but apparently requires glibc. # --enable-sjlj-exceptions : currently the unwind stuff seems to work # for statically linked apps but not dynamic # so use setjmp/longjmp exceptions by default # uclibc uses --enable-clocale=uclibc (autodetected) # --disable-libunwind-exceptions needed till unwind sections get fixed. see ps.m for details if ! is_uclibc ; then confgcc="${confgcc} --enable-__cxa_atexit --enable-clocale=gnu" else confgcc="${confgcc} --disable-__cxa_atexit --enable-target-optspace \ --enable-sjlj-exceptions" fi # reasonably sane globals (hopefully) confgcc="${confgcc} \ --with-system-zlib \ --disable-checking \ --disable-werror \ --disable-libunwind-exceptions" # etype specific configuration einfo "running ${ETYPE}-configure" ${ETYPE}-configure || die # if not specified, assume we are building for a target that only # requires C support GCC_LANG=${GCC_LANG:-c} confgcc="${confgcc} --enable-languages=${GCC_LANG}" # When building a stage1 cross-compiler (just C compiler), we # have to disable shared gcc libs and threads or gcc goes boom if is_crosscompile && [[ ${GCC_LANG} == "c" ]] ; then confgcc="${confgcc} --disable-shared --disable-threads --without-headers" elif use static ; then confgcc="${confgcc} --disable-shared --enable-threads=posix" else confgcc="${confgcc} --enable-shared --enable-threads=posix" fi # 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: ${confgcc} ${@} ${EXTRA_ECONF}" echo # Build in a separate build tree mkdir -p "${WORKDIR}"/build pushd "${WORKDIR}"/build > /dev/null # and now to do the actual configuration addwrite /dev/zero "${S}"/configure ${confgcc} $@ ${EXTRA_ECONF} \ || die "failed to run configure" # return to whatever directory we were in before 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() { # Setup -j in MAKEOPTS get_number_of_jobs # Only build it static if we are just building the C frontend, else # a lot of things break because there are not libstdc++.so .... if use static && [[ ${GCC_LANG} == "c" ]] ; then append-ldflags -static fi STAGE1_CFLAGS=${STAGE1_CFLAGS--O} if is_crosscompile; then 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) ${CFLAGS}"} fi # Fix for libtool-portage.patch local OLDS=${S} S=${WORKDIR}/build # Set make target to $1 if passed [[ -n $1 ]] && GCC_MAKE_TARGET="$1" # default target if is_crosscompile; then # 3 stage bootstrapping doesnt quite work when you cant run the # resulting binaries natively ^^; GCC_MAKE_TARGET=${GCC_MAKE_TARGET-all} elif { use x86 || use amd64 || use ppc64 ;} && [[ ${GCC_BRANCH_VER} != "3.3" ]] ; then GCC_MAKE_TARGET=${GCC_MAKE_TARGET-profiledbootstrap} 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. if [[ ${GCC_MAKE_TARGET} == "profiledbootstrap" ]] ; then MAKE_COMMAND="make" else MAKE_COMMAND="emake" fi pushd ${WORKDIR}/build einfo "Running ${MAKE_COMMAND} LDFLAGS=\"${LDFLAGS}\" STAGE1_CFLAGS=\"${STAGE1_CFLAGS}\" LIBPATH=\"${LIBPATH}\" BOOT_CFLAGS=\"${BOOT_CFLAGS}\" ${GCC_MAKE_TARGET}" ${MAKE_COMMAND} \ LDFLAGS="${LDFLAGS}" \ STAGE1_CFLAGS="${STAGE1_CFLAGS}" \ LIBPATH="${LIBPATH}" \ BOOT_CFLAGS="${BOOT_CFLAGS}" \ ${GCC_MAKE_TARGET} \ || die "${MAKE_COMMAND} failed with ${GCC_MAKE_TARGET}" popd } # This function will add ${GCC_CONFIG_VER} to the names of all shared libraries in the # directory specified to avoid filename collisions between multiple slotted # non-versioned gcc targets. If no directory is specified, it is assumed that # you want -all- shared objects to have ${GCC_CONFIG_VER} added. Example # # add_version_to_shared ${D}/usr/$(get_libdir) # # Travis Tilley (05 Sep 2004) # add_version_to_shared() { local sharedlib sharedlibdir [[ -z $1 ]] \ && sharedlibdir=${D} \ || sharedlibdir=$1 for sharedlib in $(find ${sharedlibdir} -name *.so.*) ; do if [[ ! -L ${sharedlib} ]] ; then einfo "Renaming `basename "${sharedlib}"` to `basename "${sharedlib/.so*/}-${GCC_CONFIG_VER}.so.${sharedlib/*.so./}"`" mv "${sharedlib}" "${sharedlib/.so*/}-${GCC_CONFIG_VER}.so.${sharedlib/*.so./}" \ || die pushd `dirname "${sharedlib}"` > /dev/null || die ln -sf "`basename "${sharedlib/.so*/}-${GCC_CONFIG_VER}.so.${sharedlib/*.so./}"`" \ "`basename "${sharedlib}"`" || die popd > /dev/null || die fi done } # 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*' -m32 -m64 # filter *common* flags that will make other gcc's angry case ${GCC_BRANCH_VER} in 3.3) case $(tc-arch) in x86|amd64) filter-flags '-mtune=*';; esac ;; 3.4) case $(tc-arch) in x86|amd64) filter-flags '-mcpu=*';; esac ;; esac # Compile problems with these (bug #6641 among others)... #filter-flags "-fno-exceptions -fomit-frame-pointer -fforce-addr" export GCJFLAGS=${GCJFLAGS:-${CFLAGS}} } gcc_src_compile() { gcc_do_filter_flags einfo "CFLAGS=\"${CFLAGS}\"" einfo "CXXFLAGS=\"${CXXFLAGS}\"" # Build in a separate build tree mkdir -p ${WORKDIR}/build pushd ${WORKDIR}/build > /dev/null # Install our pre generated manpages if we do not have perl ... [[ ! -x /usr/bin/perl ]] && [[ -n ${MAN_VER} ]] && \ unpack gcc-${MAN_VER}-manpages.tar.bz2 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} # Do not create multiple specs files for PIE+SSP if boundschecking is in # USE, as we disable PIE+SSP when it is. if [[ ${ETYPE} == "gcc-compiler" ]] && [[ ${SPLIT_SPECS} == "true" ]] && ! want_boundschecking ; then split_out_specs_files || die "failed to split out specs" fi popd > /dev/null } gcc_src_test() { # This is wrong, but gcc's tests don't report properly w/sandbox unset LD_PRELOAD cd ${WORKDIR}/build make check || die "check failed :(" } gcc-library_src_install() { einfo "Installing ${PN} ..." # Do the 'make install' from the build directory cd ${WORKDIR}/build S="${WORKDIR}/build" \ make DESTDIR="${D}" \ prefix=${PREFIX} \ bindir=${BINPATH} \ includedir=${LIBPATH}/include \ datadir=${DATAPATH} \ mandir=${DATAPATH}/man \ infodir=${DATAPATH}/info \ LIBPATH="${LIBPATH}" \ ${GCC_INSTALL_TARGET} || die if [[ ${GCC_LIB_COMPAT_ONLY} == "true" ]] ; then rm -rf ${D}/${INCLUDEPATH} rm -rf ${D}/${DATAPATH} pushd ${D}/${LIBPATH}/ rm *.a *.la *.so popd fi if [[ -n ${GCC_LIB_USE_SUBDIR} ]] ; then mkdir -p ${WORKDIR}/${GCC_LIB_USE_SUBDIR}/ mv ${D}/${LIBPATH}/* ${WORKDIR}/${GCC_LIB_USE_SUBDIR}/ mv ${WORKDIR}/${GCC_LIB_USE_SUBDIR}/ ${D}/${LIBPATH} dodir /etc/env.d echo "LDPATH=\"${LIBPATH}/${GCC_LIB_USE_SUBDIR}/\"" >> ${D}/etc/env.d/99${PN} fi if [[ ${GCC_VAR_TYPE} == "non-versioned" ]] ; then # if we're not using versioned directories, we need to use versioned # filenames. add_version_to_shared fi } gcc-compiler_src_install() { local x= # Do allow symlinks in ${PREFIX}/lib/gcc-lib/${CHOST}/${GCC_CONFIG_VER}/include as # this can break the build. for x in "${WORKDIR}"/build/gcc/include/* ; do [[ -L ${x} ]] && rm -f "${x}" done # Remove generated headers, as they can cause things to break # (ncurses, openssl, etc). for x in $(find "${WORKDIR}"/build/gcc/include/ -name '*.h') ; do grep -q 'It has been auto-edited by fixincludes from' "${x}" \ && rm -f "${x}" done einfo "Installing GCC..." # Do the 'make install' from the build directory cd ${WORKDIR}/build S=${WORKDIR}/build \ make DESTDIR="${D}" install || die # Now do the fun stripping stuff env -uRESTRICT STRIP=${CHOST}-strip prepstrip "${D}/${BINPATH}" "${D}/usr/libexec" env -uRESTRICT STRIP=${CTARGET}-strip prepstrip "${D}/${LIBPATH}" is_crosscompile || [[ -r ${D}${BINPATH}/gcc ]] || die "gcc not found in ${D}" dodir /lib /usr/bin dodir /etc/env.d/gcc create_gcc_env_entry if want_split_specs ; then if use hardened ; then create_gcc_env_entry vanilla fi use !hardened && hardened_gcc_works && create_gcc_env_entry hardened if hardened_gcc_works || hardened_gcc_works pie ; then create_gcc_env_entry hardenednossp fi if hardened_gcc_works || hardened_gcc_works ssp ; then create_gcc_env_entry hardenednopie fi cp ${WORKDIR}/build/*.specs ${D}/${LIBPATH} fi # Move the libraries to the proper location gcc_movelibs &> /dev/null # Make sure we dont have stuff lying around that # can nuke multiple versions of gcc if ! use build ; then cd ${D}${LIBPATH} # 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 ]] ; then dodir /${LIBPATH}/security mv -f ${D}${PREFIX}/lib/security/* ${D}${LIBPATH}/security rm -rf ${D}${PREFIX}/lib/security fi # Move libgcj.spec to compiler-specific directories [[ -f ${D}${PREFIX}/lib/libgcj.spec ]] && \ mv -f ${D}${PREFIX}/lib/libgcj.spec ${D}${LIBPATH}/libgcj.spec # Rename jar because it could clash with Kaffe's jar if this gcc is # primary compiler (aka don't have the - extension) cd ${D}${PREFIX}/${CTARGET}/gcc-bin/${GCC_CONFIG_VER} [[ -f jar ]] && mv -f jar gcj-jar # Move to compiler-specific directories [[ -f ${D}${STDCXX_INCDIR}/cxxabi.h ]] && \ mv -f ${D}${STDCXX_INCDIR}/cxxabi.h ${D}${LIBPATH}/include/ # These should be symlinks cd "${D}"${BINPATH} for x in gcc g++ c++ g77 gcj gcjh gfortran ; do # For some reason, g77 gets made instead of ${CTARGET}-g77... this makes it safe [[ -f ${x} ]] && mv ${x} ${CTARGET}-${x} if [[ -f ${CTARGET}-${x} ]] && ! is_crosscompile; then ln -sf ${CTARGET}-${x} ${x} fi if [[ -f ${CTARGET}-${x}-${GCC_CONFIG_VER} ]] ; then rm -f ${CTARGET}-${x}-${GCC_CONFIG_VER} ln -sf ${CTARGET}-${x} ${CTARGET}-${x}-${GCC_CONFIG_VER} fi done # I do not know if this will break gcj stuff, so I'll only do it for # objc for now; basically "ffi.h" is the correct file to include, # but it gets installed in .../GCCVER/include and yet it does # "#include " which (correctly, as it's an "extra" file) # is installed in .../GCCVER/include/libffi; the following fixes # ffi.'s include of ffitarget.h - Armando Di Cianno if ! use build && use objc && ! use gcj ; then #dosed "s:::g" /${LIBPATH}/include/ffi.h mv ${D}/${LIBPATH}/include/libffi/* ${D}/${LIBPATH}/include rm -Rf ${D}/${LIBPATH}/include/libffi fi fi cd ${S} if use build || is_crosscompile; then rm -rf "${D}"/usr/share/{man,info} rm -rf "${D}"${DATAPATH}/{man,info} else prepman ${DATAPATH} prepinfo ${DATAPATH} fi # Rather install the script, else portage with changing $FILESDIR # between binary and source package borks things .... if ! is_crosscompile; then insinto /lib/rcscripts/awk doins ${FILESDIR}/awk/fixlafiles.awk exeinto /sbin doexe ${FILESDIR}/fix_libtool_files.sh fi chown -R root:root "${D}"${LIBPATH} } # Move around the libs to the right location. gcc_movelibs() { # This one comes with binutils rm -f ${D}${PREFIX}/lib/libiberty.a rm -f ${D}${PREFIX}/lib/*/libiberty.a rm -f ${D}${LIBPATH}/libiberty.a rm -f ${D}${LIBPATH}/*/libiberty.a local multiarg 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 ${TODIR} FROMDIR=${D}/${LIBPATH}/${OS_MULTIDIR} if [[ ${FROMDIR} != "${TODIR}" && -d ${FROMDIR} ]] ; then mv ${FROMDIR}/{*.a,*.so*,*.la} ${TODIR} rmdir ${FROMDIR} fi FROMDIR=${D}/${LIBPATH}/../${MULTIDIR} if [[ -d ${FROMDIR} ]] ; then mv ${FROMDIR}/{*.a,*.so*,*.la} ${TODIR} rmdir ${FROMDIR} fi FROMDIR=${D}/${PREFIX}/lib/${OS_MULTIDIR} if [[ -d ${FROMDIR} ]] ; then mv ${FROMDIR}/{*.a,*.so*,*.la} ${TODIR} rmdir ${FROMDIR} fi FROMDIR=${D}/${PREFIX}/lib/${MULTIDIR} if [[ -d ${FROMDIR} ]] ; then # The only thing that ends up here is libiberty.a (which is deleted) # Lucky for us nothing mistakenly gets placed here that we need... # otherwise we'd have a potential conflict when OS_MULTIDIR=../lib and # MULTIDIR=. for different ABI. If this happens, the fix is to patch # the gcc Makefiles to behave with LIBDIR properly. #mv ${FROMDIR}/{*.a,*.so*,*.la} ${TODIR} rmdir ${FROMDIR} fi done # make sure the libtool archives have libdir set to where they actually # -are-, and not where they -used- to be. fix_libtool_libdir_paths "$(find ${D}/${LIBPATH} -name *.la)" } #----<< 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:-${GCC_RELEASE_VER}} export HTB_GCC_VER=${HTB_GCC_VER:-${GCC_RELEASE_VER}} if [[ -n ${PRERELEASE} ]] ; then unpack gcc-${PRERELEASE}.tar.bz2 elif [[ -n ${SNAPSHOT} ]] ; then unpack gcc-${SNAPSHOT}.tar.bz2 else unpack gcc-${GCC_RELEASE_VER}.tar.bz2 # We want branch updates to be against a release tarball if [[ -n ${BRANCH_UPDATE} ]] ; then pushd ${S:-"$(gcc_get_s_dir)"} > /dev/null epatch ${DISTDIR}/gcc-${GCC_RELEASE_VER}-branch-update-${BRANCH_UPDATE}.patch.bz2 popd > /dev/null fi fi [[ -n ${PATCH_VER} ]] && \ unpack ${PN}-${PATCH_GCC_VER}-patches-${PATCH_VER}.tar.bz2 [[ -n ${UCLIBC_VER} ]] && \ unpack ${PN}-${PATCH_GCC_VER}-uclibc-patches-${UCLIBC_VER}.tar.bz2 if [[ -n ${PP_VER} ]] ; then # The gcc 3.4 propolice versions are meant to be unpacked to ${S} pushd ${S:-$(gcc_get_s_dir)} > /dev/null unpack protector-${PP_FVER}.tar.gz popd > /dev/null fi [[ -n ${PIE_VER} ]] && unpack ${PIE_CORE} # pappy@gentoo.org - Fri Oct 1 23:24:39 CEST 2004 want_boundschecking && \ unpack "bounds-checking-${PN}-${HTB_GCC_VER}-${HTB_VER}.patch.bz2" popd > /dev/null } # Exclude any unwanted patches, as specified by the following variables: # # GENTOO_PATCH_EXCLUDE # List of filenames, relative to ${WORKDIR}/patch/ # # PIEPATCH_EXCLUDE # List of filenames, relative to ${WORKDIR}/piepatch/ # # Travis Tilley (03 Sep 2004) # exclude_gcc_patches() { local i for i in ${GENTOO_PATCH_EXCLUDE} ; do if [[ -f ${WORKDIR}/patch/${i} ]] ; then einfo "Excluding patch ${i}" rm -f ${WORKDIR}/patch/${i} || die "failed to delete ${i}" fi done for i in ${PIEPATCH_EXCLUDE} ; do if [[ -f ${WORKDIR}/piepatch/${i} ]] ; then einfo "Excluding piepatch ${i}" rm -f ${WORKDIR}/piepatch/${i} || die "failed to delete ${i}" fi done } do_gcc_HTB_boundschecking_patches() { # modify the bounds checking patch with a regression patch epatch "${WORKDIR}/bounds-checking-${PN}-${HTB_GCC_VER}-${HTB_VER}.patch" release_version="${release_version}, HTB-${HTB_GCC_VER}-${HTB_VER}" } # patch in ProPolice Stack Smashing protection do_gcc_SSP_patches() { # PARISC has no love ... it's our stack :( [[ $(tc-arch) == "hppa" ]] && return 0 local ssppatch local sspdocs # Etoh keeps changing where files are and what the patch is named if version_is_at_least 3.4.1 ; then # >3.4.1 uses version in patch name, and also includes docs ssppatch="${S}/gcc_${PP_VER}.dif" sspdocs="yes" elif version_is_at_least 3.4.0 ; then # >3.4 put files where they belong and 3_4 uses old patch name ssppatch="${S}/protector.dif" sspdocs="no" elif version_is_at_least 3.2.3 ; then # earlier versions have no directory structure or docs mv ${S}/protector.{c,h} ${S}/gcc ssppatch="${S}/protector.dif" sspdocs="no" else die "gcc version not supported by do_gcc_SSP_patches" fi epatch ${ssppatch} if [[ ${PN} == "gcc" && ${sspdocs} == "no" ]] ; then epatch ${FILESDIR}/pro-police-docs.patch fi # we apply only the needed parts of protectonly.dif sed -e 's|^CRTSTUFF_CFLAGS = |CRTSTUFF_CFLAGS = -fno-stack-protector-all |'\ -i gcc/Makefile.in || die "Failed to update crtstuff!" # if gcc in a stage3 defaults to ssp, is version 3.4.0 and a stage1 is built # the build fails building timevar.o w/: # cc1: stack smashing attack in function ix86_split_to_parts() if gcc -dumpspecs | grep -q "fno-stack-protector:" && version_is_at_least 3.4.0 && ! version_is_at_least 4.0.0 && [[ -f ${FILESDIR}/3.4.0/gcc-3.4.0-cc1-no-stack-protector.patch ]] ; then use build && epatch ${FILESDIR}/3.4.0/gcc-3.4.0-cc1-no-stack-protector.patch fi release_version="${release_version}, ssp-${PP_FVER}" if want_libssp ; then update_gcc_for_libssp else update_gcc_for_libc_ssp fi } # If glibc or uclibc has been patched to provide the necessary symbols itself, # then lets use those for SSP instead of libgcc. update_gcc_for_libc_ssp() { if libc_has_ssp ; then einfo "Updating gcc to use SSP from libc ..." sed -e 's|^\(LIBGCC2_CFLAGS.*\)$|\1 -D_LIBC_PROVIDES_SSP_|' \ -i ${S}/gcc/Makefile.in || die "Failed to update gcc!" fi } # a split out non-libc non-libgcc ssp requires additional spec logic changes update_gcc_for_libssp() { einfo "Updating gcc to use SSP from libssp..." sed -e 's|^\(INTERNAL_CFLAGS.*\)$|\1 -D_LIBSSP_PROVIDES_SSP_|' \ -i ${S}/gcc/Makefile.in || die "Failed to update gcc!" } # do various updates to PIE logic do_gcc_PIE_patches() { # corrects startfile/endfile selection and shared/static/pie flag usage epatch ${WORKDIR}/piepatch/upstream # adds non-default pie support (rs6000) epatch ${WORKDIR}/piepatch/nondef # adds default pie support (rs6000 too) if DEFAULT_PIE[_SSP] is defined epatch ${WORKDIR}/piepatch/def # disable relro/now #is_uclibc && epatch ${FILESDIR}/3.3.3/gcc-3.3.3-norelro.patch # 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 ${S}/gcc/Makefile.in release_version="${release_version}, pie-${PIE_VER}" } should_we_gcc_config() { # we only want to switch compilers if installing to / [[ ${ROOT} == "/" ]] || return 1 # we always want to run gcc-config if we're bootstrapping, otherwise # we might get stuck with the c-only stage1 compiler use bootstrap && return 0 use build && return 0 # If we're cross-compiling, only run gcc-config the first time if is_crosscompile; then return $([[ ! -e ${ROOT}/etc/env.d/gcc/config-${CTARGET} ]]) fi # if the current config is invalid, we definitely want a new one env -i gcc-config -c >&/dev/null || 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 gcc-config -c | awk -F - '{ print $5 }') local curr_branch_ver=$(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() { should_we_gcc_config || return 0 # the grep -v is in there to filter out informational messages >_< local current_gcc_config=$(env -i gcc-config -c ${CTARGET} | grep -v ^\ ) # figure out which specs-specific config is active. yes, this works # even if the current config is invalid. local current_specs=$(echo ${current_gcc_config} | awk -F - '{ print $6 }') local use_specs="" [[ -n ${current_specs} ]] && use_specs=-${current_specs} 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. # # Travis Tilley (02 Sep 2004) # gcc_version_patch() { [[ -z $1 ]] && die "no arguments to gcc_version_patch" sed -i -e "s~\(const char version_string\[\] = \"\).*\(\".*\)~\1$1\2~" \ -e 's~http:\/\/gcc\.gnu\.org\/bugs\.html~http:\/\/bugs\.gentoo\.org\/~' ${S}/gcc/version.c || die "failed to update version.c with Gentoo branding." } # The purpose of this DISGUSTING gcc multilib hack is to allow 64bit libs # to live in lib instead of lib64 where they belong, with 32bit libraries # in lib32. This hack has been around since the beginning of the amd64 port, # and we're only now starting to fix everything that's broken. Eventually # this should go away. # # Travis Tilley (03 Sep 2004) # disgusting_gcc_multilib_HACK() { local libdirs has_multilib_profile \ && libdirs="../$(get_abi_LIBDIR amd64) ../$(get_abi_LIBDIR x86)" \ || libdirs="../$(get_libdir) ../$(get_multilibdir)" einfo "updating multilib directories to be: ${libdirs}" sed -i -e "s:^MULTILIB_OSDIRNAMES.*:MULTILIB_OSDIRNAMES = ${libdirs}:" ${S}/gcc/config/i386/t-linux64 } disable_multilib_libjava() { # We dont want a multilib libjava, so lets use this hack taken from fedora pushd ${S} > /dev/null sed -i -e 's/^all: all-redirect/ifeq (\$(MULTISUBDIR),)\nall: all-redirect\nelse\nall:\n\techo Multilib libjava build disabled\nendif/' libjava/Makefile.in sed -i -e 's/^install: install-redirect/ifeq (\$(MULTISUBDIR),)\ninstall: install-redirect\nelse\ninstall:\n\techo Multilib libjava install disabled\nendif/' libjava/Makefile.in sed -i -e 's/^check: check-redirect/ifeq (\$(MULTISUBDIR),)\ncheck: check-redirect\nelse\ncheck:\n\techo Multilib libjava check disabled\nendif/' libjava/Makefile.in sed -i -e 's/^all: all-recursive/ifeq (\$(MULTISUBDIR),)\nall: all-recursive\nelse\nall:\n\techo Multilib libjava build disabled\nendif/' libjava/Makefile.in sed -i -e 's/^install: install-recursive/ifeq (\$(MULTISUBDIR),)\ninstall: install-recursive\nelse\ninstall:\n\techo Multilib libjava install disabled\nendif/' libjava/Makefile.in sed -i -e 's/^check: check-recursive/ifeq (\$(MULTISUBDIR),)\ncheck: check-recursive\nelse\ncheck:\n\techo Multilib libjava check disabled\nendif/' libjava/Makefile.in popd > /dev/null } fix_libtool_libdir_paths() { local dirpath for archive in $* ; do dirpath=$(dirname ${archive} | sed -e "s:^${D}::") sed -i ${archive} -e "s:^libdir.*:libdir=\'${dirpath}\':" done } use_multilib() { case $(tc-arch) in sparc) case ${CTARGET} in sparc64*) is_crosscompile || has_multilib_profile || use multilib ;; *) false ;; esac ;; mips) case ${CTARGET} in mips64*) is_crosscompile || has_multilib_profile || use multilib ;; *) false ;; esac ;; amd64|ppc64) is_crosscompile || has_multilib_profile || use multilib ;; *) false ;; esac }