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# Copyright 1999-2016 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Id$
EAPI="3"
inherit eutils toolchain prefix
GCC_VERS=${PV/_p*/}
APPLE_VERS=${PV/*_p/}
DESCRIPTION="Apple branch of the GNU Compiler Collection, Developer Tools 3.1.3"
HOMEPAGE="https://gcc.gnu.org"
SRC_URI="http://www.opensource.apple.com/darwinsource/tarballs/other/gcc-${APPLE_VERS}.tar.gz"
LICENSE="APSL-2 GPL-2"
SLOT="40"
KEYWORDS="~ppc-macos ~x64-macos ~x86-macos"
IUSE="nls objc objc++ +cxx"
RDEPEND=">=sys-libs/zlib-1.1.4
>=sys-libs/ncurses-5.2-r2
nls? ( sys-devel/gettext )"
DEPEND="${RDEPEND}
>=sys-apps/texinfo-4.2-r4
>=sys-devel/bison-1.875
${CATEGORY}/binutils-apple"
S=${WORKDIR}/gcc-${APPLE_VERS}
# TPREFIX is the prefix of the CTARGET installation
export TPREFIX=${TPREFIX:-${EPREFIX}}
LIBPATH=${EPREFIX}/usr/lib/gcc/${CTARGET}/${GCC_VERS}
if is_crosscompile ; then
BINPATH=${EPREFIX}/usr/${CHOST}/${CTARGET}/gcc-bin/${GCC_VERS}
else
BINPATH=${EPREFIX}/usr/${CTARGET}/gcc-bin/${GCC_VERS}
fi
STDCXX_INCDIR=${LIBPATH}/include/g++-v${GCC_VERS/\.*/}
src_unpack() {
# override toolchain.eclass func
unpack ${A}
}
src_prepare() {
# we use our libtool
sed -i -e "s:/usr/bin/libtool:${EPREFIX}/usr/bin/${CTARGET}-libtool:" \
gcc/config/darwin.h || die "sed gcc/config/darwin.h failed"
# add prefixed Frameworks to default search paths (may want to change this
# in a cross-compile)
sed -i -e "/\"\/System\/Library\/Frameworks\"\,/i\ \ \"${EPREFIX}/Frameworks\"\, " \
gcc/config/darwin-c.c || die "sed gcc/config/darwin-c.c failed"
# Workaround deprecated "+Nc" syntax for GNU tail(1)
sed -i -e "s:tail +16c:tail -c +16:g" \
gcc/Makefile.in || die "sed gcc/Makefile.in failed."
epatch "${FILESDIR}"/${PN}-4.0.1_p5465-default-altivec.patch
epatch "${FILESDIR}"/${PN}-4.2.1-prefix-search-dirs.patch
eprefixify "${S}"/gcc/gcc.c
}
src_configure() {
local langs="c"
use cxx && langs="${langs},c++"
use objc && langs="${langs},objc"
use objc++ && langs="${langs/,objc/},objc,obj-c++" # need objc with objc++
local myconf="${myconf} \
--prefix=${EPREFIX}/usr \
--bindir=${BINPATH} \
--includedir=${LIBPATH}/include \
--datadir=${EPREFIX}/usr/share/gcc-data/${CTARGET}/${GCC_VERS} \
--mandir=${EPREFIX}/usr/share/gcc-data/${CTARGET}/${GCC_VERS}/man \
--infodir=${EPREFIX}/usr/share/gcc-data/${CTARGET}/${GCC_VERS}/info \
--with-gxx-include-dir=${STDCXX_INCDIR} \
--host=${CHOST}
--enable-version-specific-runtime-libs"
if is_crosscompile ; then
# Straight from the GCC install doc:
# "GCC has code to correctly determine the correct value for target
# for nearly all native systems. Therefore, we highly recommend you
# not provide a configure target when configuring a native compiler."
myconf="${myconf} --target=${CTARGET}"
# Tell compiler where to find what it needs
myconf="${myconf} --with-sysroot=${EPREFIX}/usr/${CTARGET}"
# Set this to something sane for both native and target
CFLAGS="-O2 -pipe"
local VAR="CFLAGS_"${CTARGET//-/_}
CXXFLAGS=${!VAR}
fi
[[ -n ${CBUILD} ]] && myconf="${myconf} --build=${CBUILD}"
# Native Language Support
if use nls ; then
myconf="${myconf} --enable-nls --without-included-gettext"
else
myconf="${myconf} --disable-nls"
fi
# reasonably sane globals (hopefully)
myconf="${myconf} \
--with-system-zlib \
--disable-checking \
--disable-werror"
# languages to build
myconf="${myconf} --enable-languages=${langs}"
# ???
myconf="${myconf} --enable-shared --enable-threads=posix"
# make clear we're in an offset
use prefix && myconf="${myconf} --with-local-prefix=${TPREFIX}/usr"
# we don't use a GNU linker, so tell GCC where to find the linker stuff we
# want it to use
myconf="${myconf} \
--with-as=${EPREFIX}/usr/bin/${CTARGET}-as \
--with-ld=${EPREFIX}/usr/bin/${CTARGET}-ld"
# make sure we never do multilib stuff, for that we need a different Prefix
[[ -z ${I_KNOW_WHAT_IM_DOING_I_WANT_APPLE_MULTILIB} ]] \
&& myconf="${myconf} --disable-multilib"
# The produced libgcc_s.dylib is faulty if using a bit too much
# optimisation. Nail it down to something sane
CFLAGS="-O2 -pipe"
CXXFLAGS=${CFLAGS}
# https://gcc.gnu.org/ml/gcc-patches/2006-11/msg00765.html
# (won't hurt if already 64-bits, but is essential when coming from a
# multilib compiler -- the default)
[[ ${CTARGET} == powerpc64-* || ${CTARGET} == x86_64-* ]] && \
export CC="gcc -m64"
mkdir -p "${WORKDIR}"/build
cd "${WORKDIR}"/build
einfo "Configuring GCC with: ${myconf//--/\n\t--}"
"${S}"/configure ${myconf} || die "conf failed"
}
src_compile() {
cd "${WORKDIR}"/build || die
emake bootstrap || die "emake failed"
}
src_install() {
cd "${WORKDIR}"/build
# -jX doesn't work
emake -j1 DESTDIR="${D}" install || die
# Punt some tools which are really only useful while building gcc
find "${ED}" -name install-tools -prune -type d -exec rm -rf "{}" \;
# This one comes with binutils
find "${ED}" -name libiberty.a -exec rm -f "{}" \;
# 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 ${ED}"
fi
# create gcc-config entry
dodir /etc/env.d/gcc
local gcc_envd_base="/etc/env.d/gcc/${CHOST}-${GCC_VERS}"
gcc_envd_file="${ED}${gcc_envd_base}"
# phase PATH/ROOTPATH out ...
echo "PATH=\"${BINPATH}\"" > ${gcc_envd_file}
echo "ROOTPATH=\"${BINPATH}\"" >> ${gcc_envd_file}
echo "GCC_PATH=\"${BINPATH}\"" >> ${gcc_envd_file}
# we don't do multilib
LDPATH="${LIBPATH}"
echo "LDPATH=\"${LDPATH}\"" >> ${gcc_envd_file}
echo "MANPATH=\"${EPREFIX}/usr/share/gcc-data/${CHOST}/${GCC_VERS}/man\"" >> ${gcc_envd_file}
echo "INFOPATH=\"${EPREFIX}/usr/share/gcc-data/${CHOST}/${GCC_VERS}/info\"" >> ${gcc_envd_file}
echo "STDCXX_INCDIR=\"g++-v${GCC_VERS/\.*/}\"" >> ${gcc_envd_file}
is_crosscompile && echo "CTARGET=${CTARGET}" >> ${gcc_envd_file}
# Move <cxxabi.h> to compiler-specific directories
[[ -f ${D}${STDCXX_INCDIR}/cxxabi.h ]] && \
mv -f "${D}"${STDCXX_INCDIR}/cxxabi.h "${D}"${LIBPATH}/include/
# These should be symlinks
dodir /usr/bin
cd "${D}"${BINPATH}
for x in cpp gcc g++ c++ g77 gcj gcjh gfortran ; 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} ]] && ! is_crosscompile ; then
ln -sf ${CTARGET}-${x} ${x}
# Create version-ed symlinks
dosym ${BINPATH#${EPREFIX}}/${CTARGET}-${x} \
/usr/bin/${CTARGET}-${x}-${GCC_VERS}
dosym ${BINPATH#${EPREFIX}}/${CTARGET}-${x} \
/usr/bin/${x}-${GCC_VERS}
fi
if [[ -f ${CTARGET}-${x}-${GCC_VERS} ]] ; then
rm -f ${CTARGET}-${x}-${GCC_VERS}
ln -sf ${CTARGET}-${x} ${CTARGET}-${x}-${GCC_VERS}
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 <ffitarget.h>" 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 <fafhrd@gentoo.org>
if [[ -d ${D}${LIBPATH}/include/libffi ]] ; then
mv -i "${D}"${LIBPATH}/include/libffi/* "${D}"${LIBPATH}/include || die
rm -r "${D}"${LIBPATH}/include/libffi || die
fi
# 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 ${ED}/usr/libexec/gcc ]] && \
env RESTRICT="" CHOST=${CHOST} prepstrip "${ED}/usr/libexec/gcc/${CTARGET}/${GCC_VERS}"
# prune empty dirs left behind
find "${ED}" -type d | xargs rmdir >& /dev/null
}
pkg_postinst() {
# beware this also switches when it's on another branch version of GCC
gcc-config ${CTARGET}-${GCC_VERS}
}
pkg_postrm() {
# clean up the cruft left behind by cross-compilers
if is_crosscompile ; then
if [[ -z $(ls "${EROOT}"/etc/env.d/gcc/${CTARGET}* 2>/dev/null) ]] ; then
rm -f "${EROOT}"/etc/env.d/gcc/config-${CTARGET}
rm -f "${EROOT}"/etc/env.d/??gcc-${CTARGET}
rm -f "${EROOT}"/usr/bin/${CTARGET}-{gcc,{g,c}++}{,32,64}
fi
return 0
fi
}
|
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