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# Copyright 1999-2015 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
EAPI="4"
PATCH_VER="1.6"
UCLIBC_VER="1.0"
# Hardened gcc 4 stuff
PIE_VER="0.6.1"
SPECS_VER="0.2.0"
SPECS_GCC_VER="4.4.3"
# arch/libc configurations known to be stable with {PIE,SSP}-by-default
PIE_GLIBC_STABLE="x86 amd64 mips ppc ppc64 arm ia64"
PIE_UCLIBC_STABLE="x86 arm amd64 mips ppc ppc64"
SSP_STABLE="amd64 x86 mips ppc ppc64 arm"
# uclibc need tls and nptl support for SSP support
# uclibc need to be >= 0.9.33
SSP_UCLIBC_STABLE="x86 amd64 mips ppc ppc64 arm"
#end Hardened stuff
inherit eutils toolchain
KEYWORDS="~amd64 ~x86"
RDEPEND=""
DEPEND="${RDEPEND}
elibc_glibc? ( >=sys-libs/glibc-2.8 )
>=${CATEGORY}/binutils-2.20"
if [[ ${CATEGORY} != cross-* ]] ; then
PDEPEND="${PDEPEND} elibc_glibc? ( >=sys-libs/glibc-2.8 )"
fi
src_prepare() {
if has_version '<sys-libs/glibc-2.12' ; then
ewarn "Your host glibc is too old; disabling automatic fortify."
ewarn "Please rebuild gcc after upgrading to >=glibc-2.12 #362315"
EPATCH_EXCLUDE+=" 10_all_default-fortify-source.patch"
fi
toolchain_src_prepare
use vanilla && return 0
#Use -r1 for newer piepatchet that use DRIVER_SELF_SPECS for the hardened specs.
[[ ${CHOST} == ${CTARGET} ]] && epatch "${FILESDIR}"/gcc-spec-env-r1.patch
}
src_install() {
toolchain_src_install
# drop base gcc libraries, they're provided by sys-devel/base-gcc-${PV}
export local libdir="${D}usr/lib/gcc/$(uname -m)-pc-linux-gnu/${PV}"
if use multilib ; then
export local multilibdir="${D}usr/lib/gcc/$(uname -m)-pc-linux-gnu/${PV}/32"
fi
# if we remove whole libdir, headers are gone, so remove only libs and their symlinks
find "$libdir" -maxdepth 1 -type f -delete
find "$libdir" -maxdepth 1 -type l -delete
# however, removing multilibdir as a whole doesn't cause any problems
if use multilib ; then
rm -rf "$multilibdir"
fi
# drop golibs, they're provided by sys-devel/base-gcc-{PV}
if [[ "$(uname -m)" = "x86_64" ]] ; then
export local golibdir="${D}usr/lib64/go/${PV}"
if use multilib ; then
export local gomultilibdir="${D}usr/lib32/go/${PV}"
fi
elif [[ "$(uname -m)" = "i686" ]] ; then
export local golibdir="${D}/usr/lib/go/${PV}"
fi
rm -rf "$golibdir"
if use multilib ; then
rm -rf "$gomultilibdir"
fi
# drop gcjlibs, they're provided by sys-devel/base-gcc-${PV}
if [[ "$(uname -m)" = "x86_64" ]] ; then
export local gcjlibdir="${D}usr/lib64/gcj-${PV}-14"
if use multilib ; then
export local gcjmultilibdir="${D}usr/lib32/gcj-${PV}-14"
fi
elif [[ "$(uname -m)" = "i686" ]] ; then
export local gcjlibdir="${D}usr/lib/gcj-${PV}-14"
fi
rm -rf "$gcjlibdir"
if use multilib ; then
rm -rf "$gcjmultilibdir"
fi
# drop pkgconfig files, they're provided by sys-devel/base-gcc-${PV}
if [[ "$(uname -m)" = "x86_64" ]] ; then
export local pkgconfigdir="${D}usr/lib64/pkgconfig"
if use multilib ; then
export local pkgconfigmultilibdir="${D}usr/lib32/pkgconfig"
fi
elif [[ "$(uname -m)" = "i686" ]] ; then
export local pkgconfigdir="${D}usr/lib/pkgconfig"
fi
rm -rf "$pkgconfigdir"
if use multilib ; then
rm -rf "$pkgconfigmultilibdir"
fi
# drop gcc profiles, they're provided by sys-devel/base-gcc-${PV}
export local envdir="${D}etc"
rm -rf "$envdir"
}
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