# Copyright 1999-2013 Gentoo Foundation # Distributed under the terms of the GNU General Public License v2 # $Header: /var/cvsroot/gentoo-x86/sys-libs/libstdc++-v3/libstdc++-v3-3.3.6-r1.ebuild,v 1.4 2013/04/10 18:25:48 vapier Exp $ inherit eutils flag-o-matic libtool multilib transform_known_flags() { declare setting # and on x86, we just need to filter the 3.4 specific amd64 -marchs replace-cpu-flags k8 athlon64 opteron x86-64 # gcc 3.3 doesn't support -march=pentium-m replace-cpu-flags pentium-m pentium3m pentium3 #GCC 3.3 does not understand G3, G4, G5 on ppc replace-cpu-flags G3 750 replace-cpu-flags G4 7400 replace-cpu-flags G5 7400 } is_arch_allowed() { i386_processor_table="i386 i486 i586 pentium pentium-mmx winchip-c6 \ winchip2 c3 i686 pentiumpro pentium2 pentium3 pentium4 prescott \ nocona k6 k6-2 k6-3 athlon athlon-tbird x86-64 athlon-4 athlon-xp \ athlon-mp" for proc in ${i386_processor_table} ; do [ "${proc}" == "${1}" ] && return 0 done mips_processor_table="mips1 mips2 mips3 mips4 mips32 mips64 r3000 r2000 \ r3900 r6000 r4000 vr4100 vr4111 vr4120 vr4300 r4400 r4600 orion \ r4650 r8000 vr5000 vr5400 vr5500 4kc 4kp 5kc 20kc sr71000 sb1" for proc in ${mips_processor_table} ; do [ "${proc}" == "${1}" ] && return 0 done rs6000_processor_table="common power power2 power3 power4 powerpc \ powerpc64 rios rios1 rsc rsc1 rios2 rs64a 401 403 405 505 601 602 \ 603 603e ec603e 604 604e 620 630 740 750 7400 7450 8540 801 821 823 \ 860" for proc in ${rs6000_processor_table} ; do [ "${proc}" == "${1}" ] && return 0 done return 1 } do_filter_flags() { declare setting # In general gcc does not like optimization, and add -O2 where # it is safe. This is especially true for gcc 3.3 + 3.4 replace-flags -O? -O2 # gcc 3.3 doesn't support -mtune on numerous archs, so xgcc will fail setting="`get-flag mtune`" [ ! -z "${setting}" ] && filter-flags -mtune="${setting}" # in gcc 3.3 there is a bug on ppc64 where if -mcpu is used # the compiler incorrectly assumes the code you are about to build # is 32 bit use ppc64 && setting="`get-flag mcpu`" [ ! -z "${setting}" ] && filter-flags -mcpu="${setting}" # only allow the flags that we -know- are supported transform_known_flags setting="`get-flag march`" if [ ! -z "${setting}" ] ; then is_arch_allowed "${setting}" || filter-flags -march="${setting}" fi setting="`get-flag mcpu`" if [ ! -z "${setting}" ] ; then is_arch_allowed "${setting}" || filter-flags -mcpu="${setting}" fi # xgcc wont understand gcc 3.4 flags... filter-flags -fno-unit-at-a-time filter-flags -funit-at-a-time filter-flags -fweb filter-flags -fno-web filter-flags -mno-tls-direct-seg-refs # xgcc isnt patched with propolice filter-flags -fstack-protector-all filter-flags -fno-stack-protector-all filter-flags -fstack-protector filter-flags -fno-stack-protector # xgcc isnt patched with the gcc symbol visibility patch filter-flags -fvisibility-inlines-hidden filter-flags -fvisibility=hidden # Bug #269433 & #290202 filter-flags -fno-strict-overflow filter-flags -fstrict-overflow # Bug #442784 filter-flags '-W*' # ...sure, why not? strip-unsupported-flags strip-flags } PATCH_VER="1.8" DESCRIPTION="Compatibility package for running binaries linked against a pre gcc 3.4 libstdc++" HOMEPAGE="http://gcc.gnu.org/libstdc++/" SRC_URI="ftp://gcc.gnu.org/pub/gcc/releases/gcc-${PV}/gcc-${PV}.tar.bz2 mirror://gentoo/gcc-${PV}-patches-${PATCH_VER}.tar.bz2" LICENSE="GPL-2 LGPL-2.1" SLOT="5" KEYWORDS="~amd64 ~arm ~hppa ~mips ~ppc -ppc64 ~sparc ~x86 ~x86-fbsd" IUSE="multilib nls" S=${WORKDIR}/gcc-${PV} src_unpack() { unpack ${A} cd "${S}" EPATCH_SUFFIX="patch" epatch "${WORKDIR}"/patch elibtoolize --portage --shallow ./contrib/gcc_update --touch mkdir -p "${WORKDIR}"/build if use multilib && [[ ${SYMLINK_LIB} == "yes" ]] ; then # ugh, this shit has to match the way we've hacked gcc else # the build falls apart #259215 sed -i \ -e 's:\(MULTILIB_OSDIRNAMES = \).*:\1../lib64 ../lib32:' \ "${S}"/gcc/config/i386/t-linux64 \ || die "sed failed!" fi } src_compile() { cd "${WORKDIR}"/build do_filter_flags ECONF_SOURCE=${S} \ econf \ --enable-shared \ --with-system-zlib \ --enable-languages=c++ \ --enable-threads=posix \ --enable-long-long \ --disable-checking \ --enable-cstdio=stdio \ --enable-__cxa_atexit \ $(use_enable multilib) \ $(use_enable nls) \ $(use_with !nls included-gettext) touch "${S}"/gcc/c-gperf.h emake all-target-libstdc++-v3 || die } src_install() { emake -j1 \ -C "${WORKDIR}"/build \ DESTDIR="${D}" \ install-target-libstdc++-v3 || die # scrub everything but the library we care about pushd "${D}" >/dev/null mv usr/lib* . || die rm -rf usr rm -f lib*/*.{a,la,so} || die dodir /usr mv lib* usr/ || die }