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authorAlexis Ballier <aballier@gentoo.org>2016-03-10 10:46:30 +0100
committerAlexis Ballier <aballier@gentoo.org>2016-03-10 10:46:30 +0100
commitd02b5e7adfc56c523276a271ac3abe6ab673426f (patch)
treead8704d2b111fa7ecf2f0d7772e91b9132581ccf /sys-libs/libcxx
parentnet-libs/ignition-transport: bump to 1.1.0 (diff)
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sys-libs/libcxx: bump to 3.8.0
Package-Manager: portage-2.2.27 Signed-off-by: Alexis Ballier <aballier@gentoo.org>
Diffstat (limited to 'sys-libs/libcxx')
-rw-r--r--sys-libs/libcxx/Manifest1
-rw-r--r--sys-libs/libcxx/libcxx-3.8.0.ebuild170
2 files changed, 171 insertions, 0 deletions
diff --git a/sys-libs/libcxx/Manifest b/sys-libs/libcxx/Manifest
index 49261ca9d8be..c39b7c25da8e 100644
--- a/sys-libs/libcxx/Manifest
+++ b/sys-libs/libcxx/Manifest
@@ -1,2 +1,3 @@
DIST libcxx-3.7.0.src.tar.xz 994580 SHA256 c18f3c8333cd7e678c1424a57fe5e25efe740ca7caf62ac67152b4723f3ad08e SHA512 e71d04efa0fafab129a97ca6f4fd7b5f185258de7455c7a25d0964f459bc6068c69c5d67199f6d7cd3541bdce630106cbaf3b7099e4737dddbdd57c77a3fe054 WHIRLPOOL 26672e3f6e0772504e7ee174c37e5fc20079c730ac8bd0d2563d5415ca9589360aa3be42a8aac15eb5a63c69227bd4911aa822b158b9a35e3d74ec0d71bb1300
DIST libcxx-3.7.1.src.tar.xz 995724 SHA256 357fbd4288ce99733ba06ae2bec6f503413d258aeebaab8b6a791201e6f7f144 SHA512 08d2399a8b36aa15290733256c896c9fa43f1a1223bc5c73bbcd014fddf8880e514d2a6dcc456bcf18b537c01fb6911b092e6d9958bccd8e64e9f375ed7a1ab9 WHIRLPOOL 19f77946abf48cbdd3e7ea21fd009ca3cc5f607dfe0512a44b102847044bb1d5ae4b16f503f18b14ebd9ea115256e87af07409907ba2a65f6061e217a502a359
+DIST libcxx-3.8.0.src.tar.xz 1062884 SHA256 36804511b940bc8a7cefc7cb391a6b28f5e3f53f6372965642020db91174237b SHA512 3a9f0c9b4b0c22757028800b28c5fd7b28fc79d0cbf33cad2087de493dc778c93f2df4b919f162638d883069f60a633f36ddc18d7da8ae00c6af409266a05e6b WHIRLPOOL 6f1328c8b220f91d15f6644e34dd74e3d204ee0ee56769df4442d14b884e31626a289e6ab5e7d075438c7527b2efde92763b362791914bcd18c269405c9c7c8e
diff --git a/sys-libs/libcxx/libcxx-3.8.0.ebuild b/sys-libs/libcxx/libcxx-3.8.0.ebuild
new file mode 100644
index 000000000000..92689d826fc6
--- /dev/null
+++ b/sys-libs/libcxx/libcxx-3.8.0.ebuild
@@ -0,0 +1,170 @@
+# Copyright 1999-2015 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Id$
+
+EAPI=5
+
+ESVN_REPO_URI="http://llvm.org/svn/llvm-project/libcxx/trunk"
+
+[ "${PV%9999}" != "${PV}" ] && SCM="subversion" || SCM=""
+
+inherit ${SCM} flag-o-matic toolchain-funcs multilib multilib-minimal
+
+DESCRIPTION="New implementation of the C++ standard library, targeting C++11"
+HOMEPAGE="http://libcxx.llvm.org/"
+if [ "${PV%9999}" = "${PV}" ] ; then
+ SRC_URI="http://llvm.org/releases/${PV}/${P}.src.tar.xz"
+ S="${WORKDIR}/${P}.src"
+else
+ SRC_URI=""
+fi
+
+LICENSE="|| ( UoI-NCSA MIT )"
+SLOT="0"
+if [ "${PV%9999}" = "${PV}" ] ; then
+ KEYWORDS="~amd64 ~mips ~x86 ~amd64-fbsd ~x86-fbsd ~amd64-linux ~x86-linux"
+else
+ KEYWORDS=""
+fi
+IUSE="elibc_glibc +libcxxrt +static-libs test"
+
+RDEPEND="libcxxrt? ( >=sys-libs/libcxxrt-0.0_p20130725[static-libs?,${MULTILIB_USEDEP}] )
+ !libcxxrt? ( >=sys-devel/gcc-4.7:=[cxx] )"
+DEPEND="${RDEPEND}
+ test? ( sys-devel/clang )
+ app-arch/xz-utils"
+
+DOCS=( CREDITS.TXT )
+
+pkg_setup() {
+ if ! use libcxxrt ; then
+ ewarn "You have disabled USE=libcxxrt. This will build ${PN} against"
+ ewarn "libsupc++. Please note that this is not well supported."
+ ewarn "In particular, static linking will not work."
+ fi
+ if [[ $(gcc-version) < 4.7 ]] && [[ $(tc-getCXX) != *clang++* ]] ; then
+ eerror "${PN} needs to be built with clang++ or gcc-4.7 or later."
+ eerror "Please use gcc-config to switch to gcc-4.7 or later version."
+ die
+ fi
+}
+
+src_prepare() {
+ cp -f "${FILESDIR}/Makefile" lib/ || die
+ multilib_copy_sources
+}
+
+src_configure() {
+ export LIBS="-lpthread -lrt -lc -lgcc_s"
+ if use libcxxrt ; then
+ append-cppflags -DLIBCXXRT "-I${EPREFIX}/usr/include/libcxxrt/"
+ LIBS="-lcxxrt ${LIBS}"
+ cp "${EPREFIX}/usr/include/libcxxrt/"*.h "${S}/include"
+ else
+ # Very hackish, see $HOMEPAGE
+ # If someone has a clever idea, please share it!
+ local includes="$(echo | ${CHOST}-g++ -Wp,-v -x c++ - -fsyntax-only 2>&1 | grep -C 2 '#include.*<...>' | tail -n 2 | sed -e 's/^ /-I/' | tr '\n' ' ')"
+ local libcxx_gcc_dirs="$(echo | ${CHOST}-g++ -Wp,-v -x c++ - -fsyntax-only 2>&1 | grep -C 2 '#include.*<...>' | tail -n 2 | tr '\n' ' ')"
+ append-cppflags -D__GLIBCXX__ ${includes}
+ LIBS="-lsupc++ ${LIBS}"
+ local libsupcxx_includes="cxxabi.h bits/c++config.h bits/os_defines.h bits/cpu_defines.h bits/cxxabi_tweaks.h bits/cxxabi_forced.h"
+ for i in ${libsupcxx_includes} ; do
+ local found=""
+ [ -d "${S}/include/$(dirname ${i})/" ] || mkdir -p "${S}/include/$(dirname ${i})"
+ for j in ${libcxx_gcc_dirs} ; do
+ if [ -f "${j}/${i}" ] ; then
+ cp "${j}/${i}" "${S}/include/$(dirname ${i})/" || die
+ found=yes
+ fi
+ done
+ [ -n "${found}" ] || die "Header not found: ${i}"
+ done
+ fi
+
+ tc-export AR CC CXX
+
+ append-ldflags "-Wl,-z,defs" # make sure we are not underlinked
+}
+
+multilib_src_compile() {
+ cd "${BUILD_DIR}/lib" || die
+ emake shared
+ use static-libs && emake static
+}
+
+# Tests fail for now, if anybody is able to fix them, help is very welcome.
+multilib_src_test() {
+ cd "${BUILD_DIR}/test"
+ LD_LIBRARY_PATH="${BUILD_DIR}/lib:${LD_LIBRARY_PATH}" \
+ CC="clang++ $(get_abi_CFLAGS) ${CXXFLAGS}" \
+ HEADER_INCLUDE="-I${BUILD_DIR}/include" \
+ SOURCE_LIB="-L${BUILD_DIR}/lib" \
+ LIBS="-lm $(usex libcxxrt -lcxxrt "")" \
+ ./testit || die
+ # TODO: fix link against libsupc++
+}
+
+# Usage: deps
+gen_ldscript() {
+ local output_format
+ output_format=$($(tc-getCC) ${CFLAGS} ${LDFLAGS} -Wl,--verbose 2>&1 | sed -n 's/^OUTPUT_FORMAT("\([^"]*\)",.*/\1/p')
+ [[ -n ${output_format} ]] && output_format="OUTPUT_FORMAT ( ${output_format} )"
+
+ cat <<-END_LDSCRIPT
+/* GNU ld script
+ Include missing dependencies
+*/
+${output_format}
+GROUP ( $@ )
+END_LDSCRIPT
+}
+
+gen_static_ldscript() {
+ if use libcxxrt ; then
+ # Move it first.
+ mv "${ED}/usr/$(get_libdir)/libc++.a" "${ED}/usr/$(get_libdir)/libc++_static.a" || die
+
+ # Generate libc++.a ldscript for inclusion of its dependencies so that
+ # clang++ -stdlib=libc++ -static works out of the box.
+ local deps="${EPREFIX}/usr/$(get_libdir)/libc++_static.a ${EPREFIX}/usr/$(get_libdir)/libcxxrt.a"
+ # On Linux/glibc it does not link without libpthread or libdl. It is
+ # fine on FreeBSD.
+ use elibc_glibc && deps="${deps} ${EPREFIX}/usr/$(get_libdir)/libpthread.a ${EPREFIX}/usr/$(get_libdir)/libdl.a"
+
+ gen_ldscript "${deps}" > "${ED}/usr/$(get_libdir)/libc++.a"
+ fi
+ # TODO: Generate a libc++.a ldscript when building against libsupc++
+}
+
+gen_shared_ldscript() {
+ if use libcxxrt ; then
+ mv "${ED}/usr/$(get_libdir)/libc++.so" "${ED}/usr/$(get_libdir)/libc++_shared.so" || die
+ local deps="${EPREFIX}/usr/$(get_libdir)/libc++_shared.so ${EPREFIX}/usr/$(get_libdir)/libcxxrt.so"
+ gen_ldscript "${deps}" > "${ED}/usr/$(get_libdir)/libc++.so"
+ fi
+ # TODO: Generate the linker script for other confiurations too.
+}
+
+multilib_src_install() {
+ cd "${BUILD_DIR}/lib"
+ if use static-libs ; then
+ dolib.a libc++.a
+ gen_static_ldscript
+ fi
+ dolib.so libc++.so*
+ gen_shared_ldscript
+}
+
+multilib_src_install_all() {
+ einstalldocs
+ insinto /usr/include/c++/v1
+ doins -r include/*
+}
+
+pkg_postinst() {
+ elog "This package (${PN}) is mainly intended as a replacement for the C++"
+ elog "standard library when using clang."
+ elog "To use it, instead of libstdc++, use:"
+ elog " clang++ -stdlib=libc++"
+ elog "to compile your C++ programs."
+}