gentoo resync : 24.12.2018

3 files changed, 338 insertions, 3 deletions

diff --git a/dev-lang/rust/Manifest b/dev-lang/rust/Manifest
index 77d5893cdf45..f500b9a0f072 100644
--- a/dev-lang/rust/Manifest
+++ b/dev-lang/rust/Manifest
@@ -26,10 +26,25 @@ DIST rust-1.29.2-powerpc64-unknown-linux-gnu.tar.xz 103432092 BLAKE2B ed700d2987
 DIST rust-1.29.2-powerpc64le-unknown-linux-gnu.tar.xz 106607384 BLAKE2B de19f341dcc1cc580e68865d3b0034f781ed4ca0ac1b07c89352409684670c7d0fd5c95ea6018fc7de4fbfacf4f7d0ebeec34c036c0062ca7f776403511df7dd SHA512 b9181da601a467f46713f2f438fc7ad69c46fc310e62a8d45f665744c8578491d832b8624ff454c19c94f1694fa406846a82289250241030a70b2cb4b88913d1
 DIST rust-1.29.2-s390x-unknown-linux-gnu.tar.xz 99114900 BLAKE2B 08e9251bd8e9c9ac6352ab81735b720052b3288b5fd344f6ba69205c7971f362270f0acce7dbd3763b20d3b1e976ff5404151253acb9c29708f36038d23299f1 SHA512 f76a030257edbdd993d7a4e83da895c8b4749904fb2252a125b3e4ef4331a1cb2c389ec54a372bea413718e3dad987e4b17eb29d301c29ba330222502e6b9b75
 DIST rust-1.29.2-x86_64-unknown-linux-gnu.tar.xz 148275708 BLAKE2B bd7c974f5c8cf78a1fbfc73544ecdab97b7f9ab28ed9ab66759eca3e0fa085fdb2689ba5dfc6dccc6746bab91b6b0b544c44cb729e493dddde2f9ed84c96a247 SHA512 8bc05942a72b186ea1765831bea6921f734e2dd58790a8e427a6d63a2db0d9064937d3198ca3febffeba73b1cc3bef716155ef6cb32127ddeef29ac884cde4b8
+DIST rust-1.30.1-aarch64-unknown-linux-gnu.tar.xz 114223904 BLAKE2B ca3f93d8cb59f5ecc8680ab018f8666a5c0df1bf671af4220c39178a946ce77a05588d91709facd42a1d693120c46c472c4d6dc0b6a5e7d3330b9f0807ff3fcc SHA512 5fb9cb0281cd76b1995bcd6c4dd824f8a4d4c1ffc61a0a54f62b45340b98a7b41cf5ec3d4a8ec370c2603c14f9dc5451ae1a47ea96ebbd520770dfd22cf0ffdc
+DIST rust-1.30.1-arm-unknown-linux-gnueabi.tar.xz 120865688 BLAKE2B 18934c592882ad3608b82ab9aac68412790d02c148c2af0a37a5027ebe059ff697a8556c4dcbf0ac5cf37c6fbd37c51abbf88a3f0ce274742ff1d7ec94f96f04 SHA512 871e0b036273ec62e28712fe1d5d1c74b061eabb59f9cc852e8924df1aaa3797af28d51dde643010920321fa71382ddd70f2d97d25c06999d5663f5209ffc6b7
+DIST rust-1.30.1-arm-unknown-linux-gnueabihf.tar.xz 121114868 BLAKE2B 6410c16e3019b67d2e299b06527db6d7291a1426c4606012234bd8e93b3e3738dda5907aa6d9e48ac25f2a7e06a441f7e42095ec81de01408c235577e0df2df5 SHA512 73ac63f81a86b70ea0378e859b6a913f3f6e2044f1ddcb056c53a18d3f32011a47abf29bf2a84f3a9d6732bec348741662448104e320bcaebf2a3667209fcedb
+DIST rust-1.30.1-armv7-unknown-linux-gnueabihf.tar.xz 122390768 BLAKE2B 39c38b9bf96e94023b9c6d81fce8c341e789f182b59bf1b540a6d22be24e0498c638d0d3aa1433f49e52048795f91f5f4ca707dd8fcb998ea51caa932537b74e SHA512 88f9f23f431cc34d6b7ddc51c2321905df03dc714aab0b3a5e067390de5092b472f8092ba25a5c09666ad9b138efc2f4b625ca86dbe10ddeea213b8e9d70c9b3
+DIST rust-1.30.1-i686-unknown-linux-gnu.tar.xz 143689500 BLAKE2B 0b654570e295c785b074625c8fe7649e1841327fba790e38e08e912ad0602440e08a205318e637c903989bd19bab4c0a726583f2ab457d75ff71e96524251aa0 SHA512 66c56107fd8c83f9c1948137aee09c67633f6f472823696719a22b5f0b0e28925b0a6b6545b8fe4d741b8473ddc49db30fe112fc5b0e6fc63439901ff5462a86
+DIST rust-1.30.1-mips-unknown-linux-gnu.tar.xz 112662912 BLAKE2B ded8631f76ac5fc16cae298f5a7afdb8c451ff95af03c827959bd19484d513066ac387e956577f5ee42369fc5d68c1e2cbf4cfc72c364739eea31643844ba936 SHA512 8a1681f054a57d62050a2d11ae3109e7be4f6638319b059d10612f0be073de63f2dffea79bb29452763fad8a64274367d9bbe5ca0636e78c34a6cdce542118a0
+DIST rust-1.30.1-mips64-unknown-linux-gnuabi64.tar.xz 117355424 BLAKE2B fcc583d99a6b17e1d38d26a48d39768b09c52e6a6fa3cd36d9513bd9385fd4560d06c3a737b69c396b5bb465ae261321dbbaf7bda4378d7e4be165bc889d8b2d SHA512 c18cd513021753d2b8e1a9ea2bf0bd73817e2c81dcf246993b52c7055b3b18d9f20c935dec4281acbd2792a6964dbfb0c05b5cb2075703aaa444352ef8f06d50
+DIST rust-1.30.1-mipsel-unknown-linux-gnu.tar.xz 114622708 BLAKE2B 5d62f6744cb1bf69d7047bb18e246623ee98c94bfa083fd5269bdcf8dd1c2c0824747dd641f703931f0b22fd513ee8a65a4dec103bf479f6a00e72098541a1aa SHA512 3d084c5c986ba379a3213c9662bc6a0e24c9d3a1c4ae4e28c3f807841eacb15dd8fb42bcb190967ba4a9e8e5397b63e6bbd3990bd9826d52a127bd71ac5b361e
+DIST rust-1.30.1-powerpc-unknown-linux-gnu.tar.xz 110375696 BLAKE2B 6ffa7b6b7ae569c7ebf6b0ab43287421e4a5e2ea8654638902e61df42f7e3de7f14c14f2e585d7b3e140f2ebc7a0e1149b814fd5a6d6c0374f9d8059ff3369c3 SHA512 ebbd2c2b160e6e36a03eee205a333cddf0a36cd0ce42135a7e4119469be41b76cedda143cf9e9491ae0d9aaf65e2e927550e2e0358401fc5f657ee02b37959b4
+DIST rust-1.30.1-powerpc64-unknown-linux-gnu.tar.xz 118698168 BLAKE2B 58905ab6c62d4b7fca8954fc507f9105537cdfc2a55a6585b4784a41ce721046c41606eae6066a173a548c4d065db497e187b2e8c9c6cbc0ee589e7731c8f106 SHA512 7eddabec2e1e01ddbc8c7b0c55f2753e506786867f78e79e47d4f273e7c02170caa24470e0f2ecf6c473cfc8c023e189017454e2ad0f3faa96465fdd22bdfd6d
+DIST rust-1.30.1-powerpc64le-unknown-linux-gnu.tar.xz 121569444 BLAKE2B d4d390ea24298cd88d224efe3c1a1dc3a802b678d977bc0aa26197e291547a6ca823a0fe5e35491204a649cb6a5419343a825ef32408aa2638d057b209b1c15c SHA512 b4595f031a006335ac778ec6a07c398fd6cce78ed3c0ed5730a5c06fa3a390dbab1afda0468756330783baa86dafb2f0c7ca7c75b735eb532c268027e22975e6
+DIST rust-1.30.1-s390x-unknown-linux-gnu.tar.xz 124025168 BLAKE2B b4a8df333b093ae111136a6b9005aca7f424f209d629041c4fce1efc7e19b176f6e6325bf3552e8de93faa311ebf065ad4b9f104de3ee412b2a3fda70156c2b0 SHA512 592764d3d5b4d8a2a7628f4969ba5204da4ea63ca92efc17d4f9339274fce00aecc4d1ebb1f4d0499da8559375ad205054b26e12775af622a7112b20b8c8d4fb
+DIST rust-1.30.1-x86_64-unknown-linux-gnu.tar.xz 145148116 BLAKE2B e70d667d880656209c036b72f619b1bd29679878ff4b8865f0453c064c4a8a53a96e73994509637312032e1260eeb0e53f7372ca1526760b1631846ed6a4c571 SHA512 05238b65b5184e3df81dbcf1cc1035a03054ef09a8563fe60877e4f078d0d2cad71aec73c1451196171f39f8e729059e91c7eed7b1402e03801c0b7e81815885
 DIST rustc-1.29.1-src.tar.xz 61937676 BLAKE2B 6a60249538e1ec62471f4d0e3fc31c0a648433aa6f85ca7341657ea07772e338eb92a629941685808f4b80e84cb025d78aee9d0d6fa71c6635a1647c61bca9bc SHA512 1ded651b4c460e11e5e44c26de88a80fb13c2000097de2ee1e5af89638e12a7e8f43dd756689d4cc4fad45c52d4d43a3c70dd6a3ae550735b9dad5f8defea6a7
 DIST rustc-1.29.2-src.tar.xz 61888912 BLAKE2B f59b0bf45caa6f6136f92ffbaa612bbc6a340c8694ec69d75aadace9180c36753f985641915524388b52cc108f8f5b71840ee3a6c0b1fcff6decb61d2d8a161e SHA512 d8fa9501764348ace8f60f2069bcd016925abe56c8bbc2b87fb52ff796e4bc7284c1fccbb1671416437bb82fde7d9240eeae875d6099914e27e75cfe050e2d38
 DIST rustc-1.30.1-src.tar.xz 96086232 BLAKE2B 170767b64efe670086e7c4e73838b489a155a72c703148f83cad29d401a825a94a1def3aa462ba527e1bd08181c7a9be0e404c25f012906541c3d739eb57e9e5 SHA512 e466db81b9a82239670c48b876dc7390fcdda28c6390308691ddf2e0c12a39b57bd5ddb18322d1b4cd58165f69a666c7d83bee6573049da3b94e401657459bf5
+DIST rustc-1.31.1-src.tar.xz 96915864 BLAKE2B bedfe1d56e2f99bb43b4b652d540aedf0a86c47b8493f28fb29e5af3135ff469ed40775bc2ee25ac5bd28a264ecba0094d7c9b6aae25ea365ed3e6f354ffa40b SHA512 d6688711452295c41468af214f036499074d82fbeedc3f03560275219c2fae910e623e38e3210176d86f78ba5533ea098da5ff21532c8ad1a5aac132bb74ee02
 EBUILD rust-1.29.1-r1.ebuild 8003 BLAKE2B f6f026fd27037603c83b0b68f5cc202d118322e11fce7448f764f81fcb6f55f26ec0b5d7c484b515e54066ca6c65be2c07b91df0175daf1ea0b4d3ae6c0dc1a3 SHA512 c31e38c3294c11355504e6fc8a5e2e199250cd6d0ab471ec72d08c5f62d31642fb76b1de1b5d0c097af3fd57a9299700ebf39ff01d07e2c06c9b868cbf7db1d6
 EBUILD rust-1.29.2-r1.ebuild 7535 BLAKE2B 91d1465b4a5265d019b7cfeeb6b7154e5bce0b83f3d4b36449457875df55823b2319803a68ea59724c6703962471b489af76b773063dbccce84768ae52d61ef9 SHA512 69827d7fd22cfc8fbcdf2885af62c1c9468a8d6afa982fba34435b40430151467fda0715258cb4e3b8db9a861a921dacf5fcd7bd34c3474846516e067fc71931
-EBUILD rust-1.30.1-r1.ebuild 7521 BLAKE2B 2535af0a7add7a05b428732f5a23fb8ce6f9b30d19a2c1627b1743d9810ad45f9536b605b150bf898d50518c9ef471a53b24b1ee9acc6bc021b2ca845d2c48b2 SHA512 0846956025a49f4edc88dd66dd8c60c443b9346a48b533da12fb767743375cdeb31ef078ce106b8f57235cc74e3d87c7b1745579b29b44d3946d41cca1fa6f16
+EBUILD rust-1.30.1-r1.ebuild 8117 BLAKE2B f1ea10752c355110ef4ffe8876fd41bf00271696f56a01feafdf3d1e45df42ae9f021d912d20c3b94e5347c10760576195140195110270bdf5d8be69aafd6f47 SHA512 8b100db9a2c95e4e32dfa9008aaeb21f50344bedfe2f4e65355e4148bd8d4e5de27f05ae25fc2fb7b3b8e1b467b13f098ec704e41f8238093aaacda22efc2acf
+EBUILD rust-1.31.1.ebuild 8118 BLAKE2B 8aed074dc9c55a0e9ceb357fdc3170306e062ded66c8a4d6521fab6ade58b9a4bf961ada9596cb64cd40f2e4f808c219311e15efa9d89745a2e7d3a55737f833 SHA512 b8bee09b5227114528835e90d3f364e7500eb438a7f41f84eae71e415ef18536a7db884f2fc3d6c6868b3097b4189bb93958a67b5e22e8719e571f3cc3dd9be2
 MISC metadata.xml 634 BLAKE2B 394e75b1b5b5d9fad1d87dca27d7807bfce9eb723bc339dbb7c0630dc5abd3669e9469a9e75da74925d16d63c78971b0e7c84710db9b2cd15e87d81f49968903 SHA512 9e02acc0ad17e2f502c6082b5df9aeb6b9655783892a85d67855b3f6a79ec36dca610170bb002116c354626d44282c4e35e30cdf6b5e49745cfc6a990f55731c
diff --git a/dev-lang/rust/rust-1.30.1-r1.ebuild b/dev-lang/rust/rust-1.30.1-r1.ebuild
index 620583b6ecb9..3984df3686bb 100644
--- a/dev-lang/rust/rust-1.30.1-r1.ebuild
+++ b/dev-lang/rust/rust-1.30.1-r1.ebuild
@@ -5,7 +5,7 @@ EAPI=6
 
 PYTHON_COMPAT=( python2_7 python3_{5,6} pypy )
 
-inherit eapi7-ver llvm multiprocessing multilib-build python-any-r1 rust-toolchain toolchain-funcs
+inherit check-reqs eapi7-ver estack flag-o-matic llvm multiprocessing multilib-build python-any-r1 rust-toolchain toolchain-funcs
 
 if [[ ${PV} = *beta* ]]; then
 	betaver=${PV//*beta}
@@ -68,9 +68,28 @@ toml_usex() {
 	usex "$1" true false
 }
 
+pre_build_checks() {
+	CHECKREQS_DISK_BUILD="7G"
+	CHECKREQS_MEMORY="4G"
+	eshopts_push -s extglob
+	if is-flagq '-g?(gdb)?([1-9])'; then
+		CHECKREQS_DISK_BUILD="10G"
+		CHECKREQS_MEMORY="16G"
+	fi
+	eshopts_pop
+	check-reqs_pkg_setup
+}
+
+pkg_pretend() {
+	pre_build_checks
+}
+
 pkg_setup() {
+	pre_build_checks
 	python-any-r1_pkg_setup
-	llvm_pkg_setup
+	if use system-llvm; then
+		llvm_pkg_setup
+	fi
 }
 
 src_prepare() {
@@ -256,6 +275,10 @@ pkg_postinst() {
 	elog "Rust installs a helper script for calling GDB and LLDB,"
 	elog "for your convenience it is installed under /usr/bin/rust-{gdb,lldb}-${PV}."
 
+	ewarn "cargo is now installed from dev-lang/rust{,-bin} instead of dev-util/cargo."
+	ewarn "This might have resulted in a dangling symlink for /usr/bin/cargo on some"
+	ewarn "systems. This can be resolved by calling 'sudo eselect rust set ${P}'."
+
 	if has_version app-editors/emacs || has_version app-editors/emacs-vcs; then
 		elog "install app-emacs/rust-mode to get emacs support for rust."
 	fi
diff --git a/dev-lang/rust/rust-1.31.1.ebuild b/dev-lang/rust/rust-1.31.1.ebuild
new file mode 100644
index 000000000000..1b215c0ac902
--- /dev/null
+++ b/dev-lang/rust/rust-1.31.1.ebuild
@@ -0,0 +1,297 @@
+# Copyright 1999-2018 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+
+PYTHON_COMPAT=( python2_7 python3_{5,6} pypy )
+
+inherit check-reqs eapi7-ver estack flag-o-matic llvm multiprocessing multilib-build python-any-r1 rust-toolchain toolchain-funcs
+
+if [[ ${PV} = *beta* ]]; then
+	betaver=${PV//*beta}
+	BETA_SNAPSHOT="${betaver:0:4}-${betaver:4:2}-${betaver:6:2}"
+	MY_P="rustc-beta"
+	SLOT="beta/${PV}"
+	SRC="${BETA_SNAPSHOT}/rustc-beta-src.tar.xz"
+else
+	ABI_VER="$(ver_cut 1-2)"
+	SLOT="stable/${ABI_VER}"
+	MY_P="rustc-${PV}"
+	SRC="${MY_P}-src.tar.xz"
+	KEYWORDS="~amd64 ~arm64 ~x86"
+fi
+
+RUST_STAGE0_VERSION="1.$(($(ver_cut 2) - 1)).1"
+
+DESCRIPTION="Systems programming language from Mozilla"
+HOMEPAGE="https://www.rust-lang.org/"
+
+SRC_URI="https://static.rust-lang.org/dist/${SRC} -> rustc-${PV}-src.tar.xz
+		$(rust_all_arch_uris rust-${RUST_STAGE0_VERSION})"
+
+ALL_LLVM_TARGETS=( AArch64 AMDGPU ARM BPF Hexagon Lanai Mips MSP430
+	NVPTX PowerPC Sparc SystemZ X86 XCore )
+ALL_LLVM_TARGETS=( "${ALL_LLVM_TARGETS[@]/#/llvm_targets_}" )
+LLVM_TARGET_USEDEPS=${ALL_LLVM_TARGETS[@]/%/?}
+
+LICENSE="|| ( MIT Apache-2.0 ) BSD-1 BSD-2 BSD-4 UoI-NCSA"
+
+IUSE="clippy cpu_flags_x86_sse2 debug doc +jemalloc libressl rls rustfmt system-llvm wasm ${ALL_LLVM_TARGETS[*]}"
+
+COMMON_DEPEND=">=app-eselect/eselect-rust-0.3_pre20150425
+		jemalloc? ( dev-libs/jemalloc )
+		sys-libs/zlib
+		!libressl? ( dev-libs/openssl:0= )
+		libressl? ( dev-libs/libressl:0= )
+		net-libs/libssh2
+		net-libs/http-parser:=
+		net-misc/curl[ssl]
+		system-llvm? ( >=sys-devel/llvm-6:= )"
+DEPEND="${COMMON_DEPEND}
+	${PYTHON_DEPS}
+	|| (
+		>=sys-devel/gcc-4.7
+		>=sys-devel/clang-3.5
+	)
+	dev-util/cmake"
+RDEPEND="${COMMON_DEPEND}
+	!dev-util/cargo
+	rustfmt? ( !dev-util/rustfmt )"
+REQUIRED_USE="|| ( ${ALL_LLVM_TARGETS[*]} )
+				x86? ( cpu_flags_x86_sse2 )"
+
+S="${WORKDIR}/${MY_P}-src"
+
+PATCHES=( "${FILESDIR}"/1.30.1-clippy-sysroot.patch )
+
+toml_usex() {
+	usex "$1" true false
+}
+
+pre_build_checks() {
+	CHECKREQS_DISK_BUILD="7G"
+	CHECKREQS_MEMORY="4G"
+	eshopts_push -s extglob
+	if is-flagq '-g?(gdb)?([1-9])'; then
+		CHECKREQS_DISK_BUILD="10G"
+		CHECKREQS_MEMORY="16G"
+	fi
+	eshopts_pop
+	check-reqs_pkg_setup
+}
+
+pkg_pretend() {
+	pre_build_checks
+}
+
+pkg_setup() {
+	pre_build_checks
+	python-any-r1_pkg_setup
+	if use system-llvm; then
+		llvm_pkg_setup
+	fi
+}
+
+src_prepare() {
+	local rust_stage0_root="${WORKDIR}"/rust-stage0
+
+	local rust_stage0="rust-${RUST_STAGE0_VERSION}-$(rust_abi)"
+
+	"${WORKDIR}/${rust_stage0}"/install.sh --disable-ldconfig --destdir="${rust_stage0_root}" --prefix=/ || die
+
+	default
+}
+
+src_configure() {
+	local rust_target="" rust_targets="" arch_cflags
+
+	# Collect rust target names to compile standard libs for all ABIs.
+	for v in $(multilib_get_enabled_abi_pairs); do
+		rust_targets="${rust_targets},\"$(rust_abi $(get_abi_CHOST ${v##*.}))\""
+	done
+	if use wasm; then
+		rust_targets="${rust_targets},\"wasm32-unknown-unknown\""
+	fi
+	rust_targets="${rust_targets#,}"
+
+	local extended="true" tools="\"cargo\","
+	if use clippy; then
+		tools="\"clippy\",$tools"
+	fi
+	if use rls; then
+		tools="\"rls\",\"analysis\",\"src\",$tools"
+	fi
+	if use rustfmt; then
+		tools="\"rustfmt\",$tools"
+	fi
+
+	local rust_stage0_root="${WORKDIR}"/rust-stage0
+
+	rust_target="$(rust_abi)"
+
+	cat <<- EOF > "${S}"/config.toml
+		[llvm]
+		optimize = $(toml_usex !debug)
+		release-debuginfo = $(toml_usex debug)
+		assertions = $(toml_usex debug)
+		targets = "${LLVM_TARGETS// /;}"
+		link-shared = $(toml_usex system-llvm)
+		[build]
+		build = "${rust_target}"
+		host = ["${rust_target}"]
+		target = [${rust_targets}]
+		cargo = "${rust_stage0_root}/bin/cargo"
+		rustc = "${rust_stage0_root}/bin/rustc"
+		docs = $(toml_usex doc)
+		submodules = false
+		python = "${EPYTHON}"
+		locked-deps = true
+		vendor = true
+		extended = ${extended}
+		tools = [${tools}]
+		[install]
+		prefix = "${EPREFIX}/usr"
+		libdir = "$(get_libdir)/${P}"
+		docdir = "share/doc/${P}"
+		mandir = "share/${P}/man"
+		[rust]
+		optimize = $(toml_usex !debug)
+		debuginfo = $(toml_usex debug)
+		debug-assertions = $(toml_usex debug)
+		use-jemalloc = $(toml_usex jemalloc)
+		default-linker = "$(tc-getCC)"
+		channel = "stable"
+		rpath = false
+		lld = $(toml_usex wasm)
+	EOF
+
+	for v in $(multilib_get_enabled_abi_pairs); do
+		rust_target=$(rust_abi $(get_abi_CHOST ${v##*.}))
+		arch_cflags="$(get_abi_CFLAGS ${v##*.})"
+
+		cat <<- EOF >> "${S}"/config.env
+			CFLAGS_${rust_target}=${arch_cflags}
+		EOF
+
+		cat <<- EOF >> "${S}"/config.toml
+			[target.${rust_target}]
+			cc = "$(tc-getBUILD_CC)"
+			cxx = "$(tc-getBUILD_CXX)"
+			linker = "$(tc-getCC)"
+			ar = "$(tc-getAR)"
+		EOF
+		if use system-llvm; then
+			cat <<- EOF >> "${S}"/config.toml
+			    llvm-config = "$(get_llvm_prefix)/bin/llvm-config"
+			EOF
+		fi
+	done
+
+	if use wasm; then
+		cat <<- EOF >> "${S}"/config.toml
+			[target.wasm32-unknown-unknown]
+			linker = "rust-lld"
+		EOF
+	fi
+}
+
+src_compile() {
+	env $(cat "${S}"/config.env)\
+		"${EPYTHON}" ./x.py build --config="${S}"/config.toml -j$(makeopts_jobs) \
+		--exclude src/tools/miri || die # https://github.com/rust-lang/rust/issues/52305
+}
+
+src_install() {
+	local rust_target abi_libdir
+
+	env DESTDIR="${D}" "${EPYTHON}" ./x.py install || die
+
+	mv "${D}/usr/bin/rustc" "${D}/usr/bin/rustc-${PV}" || die
+	mv "${D}/usr/bin/rustdoc" "${D}/usr/bin/rustdoc-${PV}" || die
+	mv "${D}/usr/bin/rust-gdb" "${D}/usr/bin/rust-gdb-${PV}" || die
+	mv "${D}/usr/bin/rust-lldb" "${D}/usr/bin/rust-lldb-${PV}" || die
+	mv "${D}/usr/bin/cargo" "${D}/usr/bin/cargo-${PV}" || die
+	if use clippy; then
+		mv "${D}/usr/bin/clippy-driver" "${D}/usr/bin/clippy-driver-${PV}" || die
+		mv "${D}/usr/bin/cargo-clippy" "${D}/usr/bin/cargo-clippy-${PV}" || die
+	fi
+	if use rls; then
+		mv "${D}/usr/bin/rls" "${D}/usr/bin/rls-${PV}" || die
+	fi
+	if use rustfmt; then
+		mv "${D}/usr/bin/rustfmt" "${D}/usr/bin/rustfmt-${PV}" || die
+		mv "${D}/usr/bin/cargo-fmt" "${D}/usr/bin/cargo-fmt-${PV}" || die
+	fi
+
+	# Copy shared library versions of standard libraries for all targets
+	# into the system's abi-dependent lib directories because the rust
+	# installer only does so for the native ABI.
+	for v in $(multilib_get_enabled_abi_pairs); do
+		if [ ${v##*.} = ${DEFAULT_ABI} ]; then
+			continue
+		fi
+		abi_libdir=$(get_abi_LIBDIR ${v##*.})
+		rust_target=$(rust_abi $(get_abi_CHOST ${v##*.}))
+		mkdir -p "${D}/usr/${abi_libdir}"
+		cp "${D}/usr/$(get_libdir)/${P}/rustlib/${rust_target}/lib"/*.so \
+		   "${D}/usr/${abi_libdir}" || die
+	done
+
+	dodoc COPYRIGHT
+
+	# FIXME:
+	# Really not sure if that env is needed, specailly LDPATH
+	cat <<-EOF > "${T}"/50${P}
+		LDPATH="/usr/$(get_libdir)/${P}"
+		MANPATH="/usr/share/${P}/man"
+	EOF
+	doenvd "${T}"/50${P}
+
+	cat <<-EOF > "${T}/provider-${P}"
+		/usr/bin/rustdoc
+		/usr/bin/rust-gdb
+		/usr/bin/rust-lldb
+	EOF
+	echo /usr/bin/cargo >> "${T}/provider-${P}"
+	if use clippy; then
+		echo /usr/bin/clippy-driver >> "${T}/provider-${P}"
+		echo /usr/bin/cargo-clippy >> "${T}/provider-${P}"
+	fi
+	if use rls; then
+		echo /usr/bin/rls >> "${T}/provider-${P}"
+	fi
+	if use rustfmt; then
+		echo /usr/bin/rustfmt >> "${T}/provider-${P}"
+		echo /usr/bin/cargo-fmt >> "${T}/provider-${P}"
+	fi
+	dodir /etc/env.d/rust
+	insinto /etc/env.d/rust
+	doins "${T}/provider-${P}"
+}
+
+pkg_postinst() {
+	eselect rust update --if-unset
+
+	elog "Rust installs a helper script for calling GDB and LLDB,"
+	elog "for your convenience it is installed under /usr/bin/rust-{gdb,lldb}-${PV}."
+
+	ewarn "cargo is now installed from dev-lang/rust{,-bin} instead of dev-util/cargo."
+	ewarn "This might have resulted in a dangling symlink for /usr/bin/cargo on some"
+	ewarn "systems. This can be resolved by calling 'sudo eselect rust set ${P}'."
+
+	if has_version app-editors/emacs || has_version app-editors/emacs-vcs; then
+		elog "install app-emacs/rust-mode to get emacs support for rust."
+	fi
+
+	if has_version app-editors/gvim || has_version app-editors/vim; then
+		elog "install app-vim/rust-vim to get vim support for rust."
+	fi
+
+	if has_version 'app-shells/zsh'; then
+		elog "install app-shells/rust-zshcomp to get zsh completion for rust."
+	fi
+}
+
+pkg_postrm() {
+	eselect rust unset --if-invalid
+}