Attachment #352514 for bug #475294





[ "${PV%9999}" != "${PV}" ] && SCM="subversion" || SCM=""

inherit cmake-utils cmake-multilib ${SCM} base flag-o-matic toolchain-funcs multilib multilib-build

DESCRIPTION="New implementation of the C++ standard library, targeting C++11"
HOMEPAGE="http://libcxx.llvm.org/"

	sys-devel/clang
	app-arch/xz-utils"

PATCHES=( "${FILESDIR}/multilib.patch"
	"${FILESDIR}/${PN}-0.0_p20130531-minimal-build.patch" )
DOCS=( "CREDITS.TXT" )

minimal_build_libcxx(){
	cd ${BUILD_DIR}/lib
	case ${ABI} in
		x86|x86_fbsd)	local append_opt="-m32" ;;
	esac
	CC="clang -nostdlib ${append_opt}" CXX="clang++ -nostdlib ${append_opt}" ./buildit
	append-ldflags "-L${BUILD_DIR}/lib"
}

src_prepare() {
	use libcxxrt && PATCHES+=( "${FILESDIR}/cxxrt.patch" )
	base_src_prepare
	multilib_copy_sources
	multilib_foreach_abi minimal_build_libcxx
}

src_configure() {

	# Needs to be built with clang. gcc-4.6.3 fails at least.
	# TODO: cross-compile ?
	export CC="clang"
	export CXX="clang++ -stdlib=libc++"

	if use static-libs ; then
		local mycmakeargs=( "${mycmakeargs_base[@]}" "-DLIBCXX_ENABLE_SHARED=OFF" )
		BUILD_DIR="${S}_static"	cmake-multilib_src_configure
	fi
	local mycmakeargs=( "${mycmakeargs_base[@]}" )
	BUILD_DIR="${S}_shared" cmake-multilib_src_configure
}

src_compile() {
	use static-libs && BUILD_DIR="${S}_static" cmake-multilib_src_compile
	BUILD_DIR="${S}_shared" cmake-multilib_src_compile
}

# Tests fail for now, if anybody is able to fix them, help is very welcome.
src_test() {
	do_libcxx_multilib_test(){
		cp -rp "${S}"/test/* "${BUILD_DIR}"/test/
		cd "${BUILD_DIR}/test"

		case ${ABI} in
			x86|x86_fbsd)	local append_opt="-m32" ;;
		esac

		if [[ ${ABI} == x86_fbsd ]] ; then
			export LD_32_LIBRARY_PATH="${BUILD_DIR}/lib:${LD_LIBRARY_PATH}"
		else
			export LD_LIBRARY_PATH="${BUILD_DIR}/lib:${LD_LIBRARY_PATH}"
		fi

		CC="clang++" \
			OPTIONS="${append_opt} -std=c++0x -stdlib=libc++" \
			HEADER_INCLUDE="-I${BUILD_DIR}/include" \
			SOURCE_LIB="-L${BUILD_DIR}/lib" \
			LIBS="-lm" \
			./testit || die
	}

	BUILD_DIR="${S}_shared" multilib_foreach_abi do_libcxx_multilib_test
}

gen_static_ldscript() {


src_install() {
	if use static-libs ; then
		BUILD_DIR="${S}_static" cmake-multilib_src_install
		multilib_foreach_abi gen_static_ldscript
	fi
	BUILD_DIR="${S}_shared" cmake-multilib_src_install
}

pkg_postinst() {

Return to bug 475294

Lines 8-14 ESVN_REPO_URI="http://llvm.org/svn/llvm-project/libcxx/trunk" Link Here

(-)a/libcxx-0.0_p20130531-r1.ebuild (-16 / +44 lines)
8		8
9	[ "${PV%9999}" != "${PV}" ] && SCM="subversion" \|\| SCM=""	9	[ "${PV%9999}" != "${PV}" ] && SCM="subversion" \|\| SCM=""
10		10
11	inherit cmake-utils ${SCM} base flag-o-matic toolchain-funcs multilib	11	inherit cmake-utils cmake-multilib ${SCM} base flag-o-matic toolchain-funcs multilib multilib-build
12		12
13	DESCRIPTION="New implementation of the C++ standard library, targeting C++11"	13	DESCRIPTION="New implementation of the C++ standard library, targeting C++11"
14	HOMEPAGE="http://libcxx.llvm.org/"	14	HOMEPAGE="http://libcxx.llvm.org/"
Lines 33-44 DEPEND="${RDEPEND} Link Here
33	sys-devel/clang	33	sys-devel/clang
34	app-arch/xz-utils"	34	app-arch/xz-utils"
35		35
36	PATCHES=( "${FILESDIR}/multilib.patch" )	36	PATCHES=( "${FILESDIR}/multilib.patch"
		37	"${FILESDIR}/${PN}-0.0_p20130531-minimal-build.patch" )
37	DOCS=( "CREDITS.TXT" )	38	DOCS=( "CREDITS.TXT" )
38		39
		40	minimal_build_libcxx(){
		41	cd ${BUILD_DIR}/lib
		42	case ${ABI} in
		43	x86\|x86_fbsd) local append_opt="-m32" ;;
		44	esac
		45	CC="clang -nostdlib ${append_opt}" CXX="clang++ -nostdlib ${append_opt}" ./buildit
		46	append-ldflags "-L${BUILD_DIR}/lib"
		47	}
		48
39	src_prepare() {	49	src_prepare() {
40	use libcxxrt && PATCHES+=( "${FILESDIR}/cxxrt.patch" )	50	use libcxxrt && PATCHES+=( "${FILESDIR}/cxxrt.patch" )
41	base_src_prepare	51	base_src_prepare
		52	multilib_copy_sources
		53	multilib_foreach_abi minimal_build_libcxx
42	}	54	}
43		55
44	src_configure() {	56	src_configure() {
Lines 61-90 src_configure() { Link Here
61	# Needs to be built with clang. gcc-4.6.3 fails at least.	73	# Needs to be built with clang. gcc-4.6.3 fails at least.
62	# TODO: cross-compile ?	74	# TODO: cross-compile ?
63	export CC="clang"	75	export CC="clang"
64	export CXX="clang++"	76	export CXX="clang++ -stdlib=libc++"
65		77
66	if use static-libs ; then	78	if use static-libs ; then
67	local mycmakeargs=( "${mycmakeargs_base[@]}" "-DLIBCXX_ENABLE_SHARED=OFF" )	79	local mycmakeargs=( "${mycmakeargs_base[@]}" "-DLIBCXX_ENABLE_SHARED=OFF" )
68	BUILD_DIR="${S}_static" cmake-utils_src_configure	80	BUILD_DIR="${S}_static" cmake-multilib_src_configure
69	fi	81	fi
70	local mycmakeargs=( "${mycmakeargs_base[@]}" )	82	local mycmakeargs=( "${mycmakeargs_base[@]}" )
71	BUILD_DIR="${S}_shared" cmake-utils_src_configure	83	BUILD_DIR="${S}_shared" cmake-multilib_src_configure
72	}	84	}
73		85
74	src_compile() {	86	src_compile() {
75	use static-libs && BUILD_DIR="${S}_static" cmake-utils_src_compile	87	use static-libs && BUILD_DIR="${S}_static" cmake-multilib_src_compile
76	BUILD_DIR="${S}_shared" cmake-utils_src_compile	88	BUILD_DIR="${S}_shared" cmake-multilib_src_compile
77	}	89	}
78		90
79	# Tests fail for now, if anybody is able to fix them, help is very welcome.	91	# Tests fail for now, if anybody is able to fix them, help is very welcome.
80	src_test() {	92	src_test() {
81	cd "${S}/test"	93	do_libcxx_multilib_test(){
82	LD_LIBRARY_PATH="${S}_shared/lib:${LD_LIBRARY_PATH}" \	94	cp -rp "${S}"/test/* "${BUILD_DIR}"/test/
		95	cd "${BUILD_DIR}/test"
		96
		97	case ${ABI} in
		98	x86\|x86_fbsd) local append_opt="-m32" ;;
		99	esac
		100
		101	if [[ ${ABI} == x86_fbsd ]] ; then
		102	export LD_32_LIBRARY_PATH="${BUILD_DIR}/lib:${LD_LIBRARY_PATH}"
		103	else
		104	export LD_LIBRARY_PATH="${BUILD_DIR}/lib:${LD_LIBRARY_PATH}"
		105	fi
		106
83	CC="clang++" \	107	CC="clang++" \
84	HEADER_INCLUDE="-I${S}/include" \	108	OPTIONS="${append_opt} -std=c++0x -stdlib=libc++" \
85	SOURCE_LIB="-L${S}_shared/lib" \	109	HEADER_INCLUDE="-I${BUILD_DIR}/include" \
86	LIBS="-lm" \	110	SOURCE_LIB="-L${BUILD_DIR}/lib" \
87	./testit \|\| die	111	LIBS="-lm" \
		112	./testit \|\| die
		113	}
		114
		115	BUILD_DIR="${S}_shared" multilib_foreach_abi do_libcxx_multilib_test
88	}	116	}
89		117
90	gen_static_ldscript() {	118	gen_static_ldscript() {
Lines 118-127 END_LDSCRIPT Link Here
118		146
119	src_install() {	147	src_install() {
120	if use static-libs ; then	148	if use static-libs ; then
121	BUILD_DIR="${S}_static" cmake-utils_src_install	149	BUILD_DIR="${S}_static" cmake-multilib_src_install
122	gen_static_ldscript	150	multilib_foreach_abi gen_static_ldscript
123	fi	151	fi
124	BUILD_DIR="${S}_shared" cmake-utils_src_install	152	BUILD_DIR="${S}_shared" cmake-multilib_src_install
125	}	153	}
126		154
127	pkg_postinst() {	155	pkg_postinst() {