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262 lines
8.2 KiB
262 lines
8.2 KiB
# Copyright 1999-2011 Gentoo Foundation
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# Distributed under the terms of the GNU General Public License v2
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# $Id$
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EAPI="3"
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inherit eutils toolchain prefix
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GCC_VERS=${PV/_p*/}
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APPLE_VERS=${PV/*_p/}
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DESCRIPTION="Apple branch of the GNU Compiler Collection, Developer Tools 3.1.3"
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HOMEPAGE="https://gcc.gnu.org"
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SRC_URI="http://www.opensource.apple.com/darwinsource/tarballs/other/gcc-${APPLE_VERS}.tar.gz"
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LICENSE="APSL-2 GPL-2"
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if is_crosscompile; then
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SLOT="${CTARGET}-40"
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else
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SLOT="40"
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fi
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KEYWORDS="~ppc-macos ~x64-macos ~x86-macos"
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IUSE="nls objc objc++ +cxx"
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RDEPEND=">=sys-libs/zlib-1.1.4
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>=sys-libs/ncurses-5.2-r2
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nls? ( sys-devel/gettext )"
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DEPEND="${RDEPEND}
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>=sys-apps/texinfo-4.2-r4
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>=sys-devel/bison-1.875
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${CATEGORY}/binutils-apple"
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S=${WORKDIR}/gcc-${APPLE_VERS}
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# TPREFIX is the prefix of the CTARGET installation
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export TPREFIX=${TPREFIX:-${EPREFIX}}
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LIBPATH=${EPREFIX}/usr/lib/gcc/${CTARGET}/${GCC_VERS}
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if is_crosscompile ; then
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BINPATH=${EPREFIX}/usr/${CHOST}/${CTARGET}/gcc-bin/${GCC_VERS}
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else
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BINPATH=${EPREFIX}/usr/${CTARGET}/gcc-bin/${GCC_VERS}
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fi
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STDCXX_INCDIR=${LIBPATH}/include/g++-v${GCC_VERS/\.*/}
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src_unpack() {
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# override toolchain.eclass func
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unpack ${A}
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}
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src_prepare() {
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# we use our libtool
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sed -i -e "s:/usr/bin/libtool:${EPREFIX}/usr/bin/${CTARGET}-libtool:" \
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gcc/config/darwin.h || die "sed gcc/config/darwin.h failed"
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# add prefixed Frameworks to default search paths (may want to change this
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# in a cross-compile)
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sed -i -e "/\"\/System\/Library\/Frameworks\"\,/i\ \ \"${EPREFIX}/Frameworks\"\, " \
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gcc/config/darwin-c.c || die "sed gcc/config/darwin-c.c failed"
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# Workaround deprecated "+Nc" syntax for GNU tail(1)
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sed -i -e "s:tail +16c:tail -c +16:g" \
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gcc/Makefile.in || die "sed gcc/Makefile.in failed."
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epatch "${FILESDIR}"/${PN}-4.0.1_p5465-default-altivec.patch
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epatch "${FILESDIR}"/${PN}-4.2.1-prefix-search-dirs.patch
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eprefixify "${S}"/gcc/gcc.c
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}
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src_configure() {
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local langs="c"
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use cxx && langs="${langs},c++"
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use objc && langs="${langs},objc"
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use objc++ && langs="${langs/,objc/},objc,obj-c++" # need objc with objc++
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local myconf="${myconf} \
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--prefix=${EPREFIX}/usr \
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--bindir=${BINPATH} \
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--includedir=${LIBPATH}/include \
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--datadir=${EPREFIX}/usr/share/gcc-data/${CTARGET}/${GCC_VERS} \
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--mandir=${EPREFIX}/usr/share/gcc-data/${CTARGET}/${GCC_VERS}/man \
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--infodir=${EPREFIX}/usr/share/gcc-data/${CTARGET}/${GCC_VERS}/info \
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--with-gxx-include-dir=${STDCXX_INCDIR} \
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--host=${CHOST}
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--enable-version-specific-runtime-libs"
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if is_crosscompile ; then
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# Straight from the GCC install doc:
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# "GCC has code to correctly determine the correct value for target
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# for nearly all native systems. Therefore, we highly recommend you
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# not provide a configure target when configuring a native compiler."
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myconf="${myconf} --target=${CTARGET}"
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# Tell compiler where to find what it needs
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myconf="${myconf} --with-sysroot=${EPREFIX}/usr/${CTARGET}"
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# Set this to something sane for both native and target
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CFLAGS="-O2 -pipe"
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local VAR="CFLAGS_"${CTARGET//-/_}
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CXXFLAGS=${!VAR}
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fi
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[[ -n ${CBUILD} ]] && myconf="${myconf} --build=${CBUILD}"
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# Native Language Support
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if use nls ; then
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myconf="${myconf} --enable-nls --without-included-gettext"
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else
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myconf="${myconf} --disable-nls"
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fi
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# reasonably sane globals (hopefully)
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myconf="${myconf} \
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--with-system-zlib \
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--disable-checking \
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--disable-werror"
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# languages to build
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myconf="${myconf} --enable-languages=${langs}"
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# ???
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myconf="${myconf} --enable-shared --enable-threads=posix"
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# make clear we're in an offset
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use prefix && myconf="${myconf} --with-local-prefix=${TPREFIX}/usr"
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# we don't use a GNU linker, so tell GCC where to find the linker stuff we
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# want it to use
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myconf="${myconf} \
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--with-as=${EPREFIX}/usr/bin/${CTARGET}-as \
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--with-ld=${EPREFIX}/usr/bin/${CTARGET}-ld"
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# make sure we never do multilib stuff, for that we need a different Prefix
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[[ -z ${I_KNOW_WHAT_IM_DOING_I_WANT_APPLE_MULTILIB} ]] \
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&& myconf="${myconf} --disable-multilib"
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# The produced libgcc_s.dylib is faulty if using a bit too much
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# optimisation. Nail it down to something sane
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CFLAGS="-O2 -pipe"
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CXXFLAGS=${CFLAGS}
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# https://gcc.gnu.org/ml/gcc-patches/2006-11/msg00765.html
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# (won't hurt if already 64-bits, but is essential when coming from a
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# multilib compiler -- the default)
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[[ ${CTARGET} == powerpc64-* || ${CTARGET} == x86_64-* ]] && \
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export CC="gcc -m64"
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mkdir -p "${WORKDIR}"/build
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cd "${WORKDIR}"/build
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einfo "Configuring GCC with: ${myconf//--/\n\t--}"
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"${S}"/configure ${myconf} || die "conf failed"
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}
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src_compile() {
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cd "${WORKDIR}"/build || die
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emake bootstrap || die "emake failed"
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}
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src_install() {
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cd "${WORKDIR}"/build
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# -jX doesn't work
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emake -j1 DESTDIR="${D}" install || die
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# Punt some tools which are really only useful while building gcc
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find "${ED}" -name install-tools -prune -type d -exec rm -rf "{}" \;
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# This one comes with binutils
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find "${ED}" -name libiberty.a -exec rm -f "{}" \;
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# Basic sanity check
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if ! is_crosscompile ; then
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local EXEEXT
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eval $(grep ^EXEEXT= "${WORKDIR}"/build/gcc/config.log)
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[[ -r ${D}${BINPATH}/gcc${EXEEXT} ]] || die "gcc not found in ${ED}"
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fi
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# create gcc-config entry
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dodir /etc/env.d/gcc
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local gcc_envd_base="/etc/env.d/gcc/${CHOST}-${GCC_VERS}"
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gcc_envd_file="${ED}${gcc_envd_base}"
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# phase PATH/ROOTPATH out ...
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echo "PATH=\"${BINPATH}\"" > ${gcc_envd_file}
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echo "ROOTPATH=\"${BINPATH}\"" >> ${gcc_envd_file}
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echo "GCC_PATH=\"${BINPATH}\"" >> ${gcc_envd_file}
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# we don't do multilib
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LDPATH="${LIBPATH}"
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echo "LDPATH=\"${LDPATH}\"" >> ${gcc_envd_file}
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echo "MANPATH=\"${EPREFIX}/usr/share/gcc-data/${CHOST}/${GCC_VERS}/man\"" >> ${gcc_envd_file}
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echo "INFOPATH=\"${EPREFIX}/usr/share/gcc-data/${CHOST}/${GCC_VERS}/info\"" >> ${gcc_envd_file}
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echo "STDCXX_INCDIR=\"g++-v${GCC_VERS/\.*/}\"" >> ${gcc_envd_file}
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is_crosscompile && echo "CTARGET=${CTARGET}" >> ${gcc_envd_file}
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# Move <cxxabi.h> to compiler-specific directories
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[[ -f ${D}${STDCXX_INCDIR}/cxxabi.h ]] && \
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mv -f "${D}"${STDCXX_INCDIR}/cxxabi.h "${D}"${LIBPATH}/include/
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# These should be symlinks
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dodir /usr/bin
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cd "${D}"${BINPATH}
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for x in cpp gcc g++ c++ g77 gcj gcjh gfortran ; do
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# For some reason, g77 gets made instead of ${CTARGET}-g77...
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# this should take care of that
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[[ -f ${x} ]] && mv ${x} ${CTARGET}-${x}
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if [[ -f ${CTARGET}-${x} ]] && ! is_crosscompile ; then
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ln -sf ${CTARGET}-${x} ${x}
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# Create version-ed symlinks
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dosym ${BINPATH#${EPREFIX}}/${CTARGET}-${x} \
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/usr/bin/${CTARGET}-${x}-${GCC_VERS}
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dosym ${BINPATH#${EPREFIX}}/${CTARGET}-${x} \
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/usr/bin/${x}-${GCC_VERS}
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fi
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if [[ -f ${CTARGET}-${x}-${GCC_VERS} ]] ; then
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rm -f ${CTARGET}-${x}-${GCC_VERS}
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ln -sf ${CTARGET}-${x} ${CTARGET}-${x}-${GCC_VERS}
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fi
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done
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# I do not know if this will break gcj stuff, so I'll only do it for
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# objc for now; basically "ffi.h" is the correct file to include,
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# but it gets installed in .../GCCVER/include and yet it does
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# "#include <ffitarget.h>" which (correctly, as it's an "extra" file)
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# is installed in .../GCCVER/include/libffi; the following fixes
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# ffi.'s include of ffitarget.h - Armando Di Cianno <fafhrd@gentoo.org>
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if [[ -d ${D}${LIBPATH}/include/libffi ]] ; then
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mv -i "${D}"${LIBPATH}/include/libffi/* "${D}"${LIBPATH}/include || die
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rm -r "${D}"${LIBPATH}/include/libffi || die
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fi
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# Now do the fun stripping stuff
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env RESTRICT="" CHOST=${CHOST} prepstrip "${D}${BINPATH}"
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env RESTRICT="" CHOST=${CTARGET} prepstrip "${D}${LIBPATH}"
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# gcc used to install helper binaries in lib/ but then moved to libexec/
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[[ -d ${ED}/usr/libexec/gcc ]] && \
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env RESTRICT="" CHOST=${CHOST} prepstrip "${ED}/usr/libexec/gcc/${CTARGET}/${GCC_VERS}"
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# prune empty dirs left behind
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find "${ED}" -type d | xargs rmdir >& /dev/null
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}
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pkg_postinst() {
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# beware this also switches when it's on another branch version of GCC
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gcc-config ${CTARGET}-${GCC_VERS}
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}
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pkg_postrm() {
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# clean up the cruft left behind by cross-compilers
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if is_crosscompile ; then
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if [[ -z $(ls "${EROOT}"/etc/env.d/gcc/${CTARGET}* 2>/dev/null) ]] ; then
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rm -f "${EROOT}"/etc/env.d/gcc/config-${CTARGET}
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rm -f "${EROOT}"/etc/env.d/??gcc-${CTARGET}
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rm -f "${EROOT}"/usr/bin/${CTARGET}-{gcc,{g,c}++}{,32,64}
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fi
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return 0
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fi
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}
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