gentoo resync : 14.07.2018

6 files changed, 946 insertions, 0 deletions

diff --git a/dev-lang/rust/Manifest b/dev-lang/rust/Manifest
new file mode 100644
index 000000000000..9dfc987dc422
--- /dev/null
+++ b/dev-lang/rust/Manifest
@@ -0,0 +1,17 @@
+DIST rust-1.24.0-aarch64-unknown-linux-gnu.tar.gz 184157362 BLAKE2B 68b1b9471b6d26dbb2c3bf897d2bffc15d2fcd1fde774d4f23389e9ccb96fc60d8ec8c343b5f93651bced05bdf228d549c747f3f3d4de9c8232e99aa1b6bef6a SHA512 d15548a7b21ca4605ff24d098a59414548a315acd736ac4d8ac845399c9febdd810ba76fdf2dd9336325bd749866ee72f3d8c7c573b04a4d932d00cd7cac34c0
+DIST rust-1.24.0-i686-unknown-linux-gnu.tar.gz 193631843 BLAKE2B f19e9f717f5626b2267da4e661b53f45f7948a83a25156239af3cadb1184bf39669171364754f1787cdb78c3b62bd145bff1e3f4c3c7890f0dd52839bd8ae923 SHA512 3806bee5dccc080fae437bbc7f2e2062803244eb57c25e5e591e46279810c661bf016a4043e0af991b49b9e09a5d81ec275a852c3647a474507b03846d76aac0
+DIST rust-1.24.0-x86_64-unknown-linux-gnu.tar.gz 199663002 BLAKE2B 2373637eb4410c07328b3cbaecb56ca465956ec1a2f14786e00922d74c4e68760538383960080348be003bee656761f5bbd0aa871ea21e22d029b3f8ab5344a7 SHA512 63ecb84b31f586c85e25229fb673892567edc2f557ac2ca1958caf3e26aa4e6c9a55b410aeeeadf1a61a5ebd66a517106e942f923a2884ce69ee92aec622187b
+DIST rust-1.25.0-aarch64-unknown-linux-gnu.tar.xz 83752132 BLAKE2B a0d49238ccaa3547764c07a215a0e02c813ae18cd6aca3baae1d9a10dee87d73526552b7ff6e4936ec414794d1143041aa8f92d244e2e4fe5aaefcb12a6dcb0a SHA512 404ecd4dc1e49fba41d7ade947877f621aa762e43eb5a8f604823fe297e8023f095cd449610240ed235723baaac96064eb38445794e27708edcdbca998d939e3
+DIST rust-1.25.0-i686-unknown-linux-gnu.tar.xz 102453124 BLAKE2B 8986ebab6a7a9d00f716541484e0cfd4f33ca592880097217e718cb79cae77aad8ecaf6856f72386d2419b4dcc0d99425fb37f72b4830d6a20a74166f2c534d0 SHA512 75ad5cb5e00fabc24aaa46236cc6f2193a7543fd0944c0717c11a56d9c420d20463ad683558d86f5d42abacfb89d15f9cabf404c912a5e24a28e6716c8003e8f
+DIST rust-1.25.0-x86_64-unknown-linux-gnu.tar.xz 111059260 BLAKE2B ae982976a735c2b5226722207a983bb638cb7c0cb0ceb6b438456d54fac86a5d1892b535f01ac463157205c0ae27ae876482f6ac1fa269a9ec3e1177be0cef2e SHA512 aea93ff64f620a1dd6b48d07ec3dcbc126b2f5c17b4697c096ec8cd02a3c7dfec7ae7d5df70a55eceb372897ad12f3d01c67d5aaea0167a80270931c61323f78
+DIST rust-1.26.2-aarch64-unknown-linux-gnu.tar.xz 90964988 BLAKE2B 7e5de737ff2b4711e0a5b3085f10c3f2918fc5823dcb52bc5f897a5617b65d648d5e59664dbfaa904ff08923d1bbd11aae21349760fefef6ff18ea0e45391e07 SHA512 b565ec988d3b946dabc8902eba60b446070e77b7c27aa98d981b7ba5e9285bda95565627600e6be057970de5006d9640ef77fa920849160f5cf98508b48d1673
+DIST rust-1.26.2-i686-unknown-linux-gnu.tar.xz 143090096 BLAKE2B 7871fa4e4d0f320ff949cd31cefa116bc7b741927626958e1d10197f05fc9a662b8d6c21ddd4d2910700e6f7273e4fc18738e6ff58cd85b9af4ed25eceea31d9 SHA512 859b5b72c78cca8cd473012599ca12539ef9a5ee38d1aaaad024019fd84220e344e1cd0efd2b027ef333555b158b23529f35ceb5d59d76c35e7946b5fe4a8a52
+DIST rust-1.26.2-x86_64-unknown-linux-gnu.tar.xz 138609432 BLAKE2B 54507a8ce3ab2676e6e66852b6d3f1a47ca07ad4b56383f6247149309a0f60f67fbf0a6ba27d968c24340c07d7d5074942c6eaccbc1207c5e75fd9a6f47b2481 SHA512 29e474b0eab4dd2ffa0b964d83f52ffce530e75c4193e307410ef6d20ef9ad2b300a4f467bdf06b3311157340e9295cb9b1efdcf08dafee66979b076c2afba7e
+DIST rustc-1.25.0-src.tar.gz 98639156 BLAKE2B 1408d5dd0611d4830de3b6b3d00e3fad4198a47599b639d0ac0bd05aaba401f743056a942e9df04a4d192c6b12e8cfe9a9cdf8cd26e48b72104ce9b423df049e SHA512 7d8886f4d5a621eb794e814deb60be681fa38cf086f87ffa14e5a3500c640b237c549a632de1331a0f1b71963de41f6d31a4df3866b7e597424002316fed81ce
+DIST rustc-1.26.2-src.tar.xz 54613640 BLAKE2B f361b7a0ed40ccb026750b4a70b99931f1abf52024e907b588e339902de2fbbd15501d237ac048d0537005834b0a2f49935f654a8c75d40ed95c65894f611481 SHA512 a598858ddce0e05d1d431be383400f44fc551eb2e368f37b01670c0b65ea5da6a7d5b2b68bb6ef806d2107cfa0d5007008442ad4d5ddb17d18d04e0ab31600b0
+DIST rustc-1.27.1-src.tar.xz 55458892 BLAKE2B 9c5cec24760afdcee51fb0ba8d2289b92d34de57e97e57f2e5dc129674edab4a595ab5756c789b5de15bdd5107363f12a517169cedc7c3093fa0241d200ca3ab SHA512 4a8c03476ca1867a1130b825724ecb6bd629b889d704fdd6c3de4e188f73e2d1acdfae413f26e37505d76109d23d8e9ab409b31af3d67d244f8552730ada292d
+EBUILD rust-1.25.0.ebuild 4602 BLAKE2B ef12c22219b70843d6132e07dc0df131502ba441a750c86f1863bd55c708df992a8d359fd62da11ff473806998673fbe0db11ff8129d4af42295ad6d849be511 SHA512 737a3f8469cac36442f11260de811294ab38faa23c515c78159288f340e51bafbb64b7c6354e8409f5b7093e65907aaebcc787493779f70f56a5bb02535574c3
+EBUILD rust-1.26.2.ebuild 6405 BLAKE2B 42ba958bf51ca06863a7daf33af65edf6ca9a8661403c3790beb0767275ef351c624bab40eec7d6b191f9ff366a00ffe9b9419edf6ad95093adc130e1c3c8c27 SHA512 5475113b82ae3d5406a41a2ad1d37dd0997be401dbe5f61a3f50234b208b23f6b3bb465baffc0e05b3c667416dcd870d61b918f36ef3e41ae30009b600eb7524
+EBUILD rust-1.27.1-r2.ebuild 7460 BLAKE2B 24163e17a44a120b62230b95c4134b181463cfdf6bce19107251e91c1bb9d37a7850c06ba6b1928c1296844902e0dd0454dd07753130cb9f655f55ec95588bb0 SHA512 5a865e7013ca04f12be10031c08aec7f5008e488489bef9bcc7c62aaf06c0b2278aa514054bb309fb73f546796f054e2b801cadc8a2883e01a88980b8a8453c7
+EBUILD rust-1.27.1.ebuild 6502 BLAKE2B 7c00b39b5db8347085ec6060019ce20f0914aed7c1f62da31d7d3114451253a076f11b60c4615f7b5f1afb0cd7bd25e0e89f328b29fe4c041bad242f69e9cb36 SHA512 57c6ac383e47aec3d86b7d1ec198c843b89498c2f2fea17f1e1ce07ec4a9405ec48add0e3e683a378f74650582ded64a3d610c7d1014295ca9e141bd7d0961a6
+MISC metadata.xml 729 BLAKE2B fabcd84f8393ad53a0a5a44d9ec6320d1ff8defa7bca5af818b28571af017739348de98c5b60db6140929f576393e70ddaebc2d255011c22ba1c6e16672b375a SHA512 103448ae7c168a0dc30539f1e747200990ffec66d62a66876c1d186d03eabdded5238175584269472b7fca53bf596b26dc58dbb732751d7971dc0c75ccf37211
diff --git a/dev-lang/rust/metadata.xml b/dev-lang/rust/metadata.xml
new file mode 100644
index 000000000000..88d117336094
--- /dev/null
+++ b/dev-lang/rust/metadata.xml
@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+  <maintainer type="project">
+    <email>rust@gentoo.org</email>
+    <name>Rust Project</name>
+  </maintainer>
+  <use>
+    <flag name="extended">Build and install rls, rustfmt and cargo
+    alongside the compiler and stdlib</flag>
+    <flag name="cargo">Install cargo component</flag>
+    <flag name="jemalloc">Use <pkg>dev-libs/jemalloc</pkg> as the
+    standard memory allocator</flag>
+    <flag name="rls">Install rls component</flag>
+    <flag name="rustfmt">Install rustfmt component</flag>
+    <flag name="wasm">Build support for the wasm32-unknown-unknown
+    target</flag>
+  </use>
+</pkgmetadata>
diff --git a/dev-lang/rust/rust-1.25.0.ebuild b/dev-lang/rust/rust-1.25.0.ebuild
new file mode 100644
index 000000000000..5411d562a2f0
--- /dev/null
+++ b/dev-lang/rust/rust-1.25.0.ebuild
@@ -0,0 +1,173 @@
+# Copyright 1999-2018 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+
+PYTHON_COMPAT=( python2_7 )
+
+inherit multiprocessing python-any-r1 versionator 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="${BETA_SNAPSHOT}/rustc-beta-src.tar.gz"
+	KEYWORDS="amd64 x86"
+else
+	ABI_VER="$(get_version_component_range 1-2)"
+	SLOT="stable/${ABI_VER}"
+	MY_P="rustc-${PV}"
+	SRC="${MY_P}-src.tar.gz"
+	KEYWORDS="amd64 ~arm64 x86"
+fi
+
+CHOST_amd64=x86_64-unknown-linux-gnu
+CHOST_x86=i686-unknown-linux-gnu
+CHOST_arm64=aarch64-unknown-linux-gnu
+
+RUST_STAGE0_VERSION="1.$(($(get_version_component_range 2) - 1)).0"
+RUST_STAGE0_amd64="rust-${RUST_STAGE0_VERSION}-${CHOST_amd64}"
+RUST_STAGE0_x86="rust-${RUST_STAGE0_VERSION}-${CHOST_x86}"
+RUST_STAGE0_arm64="rust-${RUST_STAGE0_VERSION}-${CHOST_arm64}"
+
+CARGO_DEPEND_VERSION="0.$(($(get_version_component_range 2) + 1)).0"
+
+DESCRIPTION="Systems programming language from Mozilla"
+HOMEPAGE="https://www.rust-lang.org/"
+
+SRC_URI="https://static.rust-lang.org/dist/${SRC} -> rustc-${PV}-src.tar.gz
+	amd64? ( https://static.rust-lang.org/dist/${RUST_STAGE0_amd64}.tar.gz )
+	x86? ( https://static.rust-lang.org/dist/${RUST_STAGE0_x86}.tar.gz )
+	arm64? ( https://static.rust-lang.org/dist/${RUST_STAGE0_arm64}.tar.gz )
+"
+
+LICENSE="|| ( MIT Apache-2.0 ) BSD-1 BSD-2 BSD-4 UoI-NCSA"
+
+IUSE="debug doc extended +jemalloc"
+
+RDEPEND=">=app-eselect/eselect-rust-0.3_pre20150425
+		jemalloc? ( dev-libs/jemalloc )"
+DEPEND="${RDEPEND}
+	${PYTHON_DEPS}
+	|| (
+		>=sys-devel/gcc-4.7
+		>=sys-devel/clang-3.5
+	)
+	dev-util/cmake
+"
+PDEPEND="!extended? ( >=dev-util/cargo-${CARGO_DEPEND_VERSION} )"
+
+S="${WORKDIR}/${MY_P}-src"
+
+toml_usex() {
+	usex "$1" true false
+}
+
+src_prepare() {
+	local rust_stage0_root="${WORKDIR}"/rust-stage0
+
+	local rust_stage0_name="RUST_STAGE0_${ARCH}"
+	local rust_stage0="${!rust_stage0_name}"
+
+	"${WORKDIR}/${rust_stage0}"/install.sh --disable-ldconfig --destdir="${rust_stage0_root}" --prefix=/ || die
+
+	default
+}
+
+src_configure() {
+	local rust_stage0_root="${WORKDIR}"/rust-stage0
+
+	local rust_target_name="CHOST_${ARCH}"
+	local rust_target="${!rust_target_name}"
+
+	cat <<- EOF > "${S}"/config.toml
+		[llvm]
+		optimize = $(toml_usex !debug)
+		release-debuginfo = $(toml_usex debug)
+		assertions = $(toml_usex debug)
+		[build]
+		build = "${rust_target}"
+		host = ["${rust_target}"]
+		target = ["${rust_target}"]
+		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
+		verbose = 2
+		extended = $(toml_usex extended)
+		[install]
+		prefix = "${EPREFIX}/usr"
+		libdir = "$(get_libdir)"
+		docdir = "share/doc/${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)"
+		rpath = false
+		[target.${rust_target}]
+		cc = "$(tc-getBUILD_CC)"
+		cxx = "$(tc-getBUILD_CXX)"
+		linker = "$(tc-getCC)"
+		ar = "$(tc-getAR)"
+	EOF
+}
+
+src_compile() {
+	./x.py build --verbose --config="${S}"/config.toml -j$(makeopts_jobs) || die
+}
+
+src_install() {
+	env DESTDIR="${D}" ./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
+
+	dodoc COPYRIGHT
+
+	cat <<-EOF > "${T}"/50${P}
+		LDPATH="/usr/$(get_libdir)/${P}"
+		MANPATH="/usr/share/${P}/man"
+	EOF
+	doenvd "${T}"/50${P}
+
+	cat <<-EOF > "${T}/provider-${P}"
+		/usr/bin/rustdoc
+		/usr/bin/rust-gdb
+		/usr/bin/rust-lldb
+	EOF
+	dodir /etc/env.d/rust
+	insinto /etc/env.d/rust
+	doins "${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}."
+
+	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
+}
diff --git a/dev-lang/rust/rust-1.26.2.ebuild b/dev-lang/rust/rust-1.26.2.ebuild
new file mode 100644
index 000000000000..96aaf0b491fd
--- /dev/null
+++ b/dev-lang/rust/rust-1.26.2.ebuild
@@ -0,0 +1,232 @@
+# Copyright 1999-2018 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+
+PYTHON_COMPAT=( python2_7 python3_{5,6} pypy )
+
+inherit multiprocessing multilib-build python-any-r1 versionator 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="${BETA_SNAPSHOT}/rustc-beta-src.tar.xz"
+	KEYWORDS=""
+else
+	ABI_VER="$(get_version_component_range 1-2)"
+	SLOT="stable/${ABI_VER}"
+	MY_P="rustc-${PV}"
+	SRC="${MY_P}-src.tar.xz"
+	KEYWORDS="~amd64 ~arm64 ~x86"
+fi
+
+CHOST_amd64=x86_64-unknown-linux-gnu
+CHOST_x86=i686-unknown-linux-gnu
+CHOST_arm64=aarch64-unknown-linux-gnu
+
+RUST_STAGE0_VERSION="1.$(($(get_version_component_range 2) - 1)).0"
+RUST_STAGE0_amd64="rust-${RUST_STAGE0_VERSION}-${CHOST_amd64}"
+RUST_STAGE0_x86="rust-${RUST_STAGE0_VERSION}-${CHOST_x86}"
+RUST_STAGE0_arm64="rust-${RUST_STAGE0_VERSION}-${CHOST_arm64}"
+
+CARGO_DEPEND_VERSION="0.$(($(get_version_component_range 2) + 1)).0"
+
+DESCRIPTION="Systems programming language from Mozilla"
+HOMEPAGE="https://www.rust-lang.org/"
+
+SRC_URI="https://static.rust-lang.org/dist/${SRC} -> rustc-${PV}-src.tar.xz
+	amd64? ( https://static.rust-lang.org/dist/${RUST_STAGE0_amd64}.tar.xz )
+	x86? ( https://static.rust-lang.org/dist/${RUST_STAGE0_x86}.tar.xz )
+	arm64? ( https://static.rust-lang.org/dist/${RUST_STAGE0_arm64}.tar.xz )
+"
+
+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="debug doc extended +jemalloc wasm ${ALL_LLVM_TARGETS[*]}"
+
+RDEPEND=">=app-eselect/eselect-rust-0.3_pre20150425
+		jemalloc? ( dev-libs/jemalloc )"
+DEPEND="${RDEPEND}
+	${PYTHON_DEPS}
+	|| (
+		>=sys-devel/gcc-4.7
+		>=sys-devel/clang-3.5
+	)
+	dev-util/cmake
+"
+PDEPEND="!extended? ( >=dev-util/cargo-${CARGO_DEPEND_VERSION} )"
+
+REQUIRED_USE="|| ( ${ALL_LLVM_TARGETS[*]} )"
+
+S="${WORKDIR}/${MY_P}-src"
+
+toml_usex() {
+	usex "$1" true false
+}
+
+src_prepare() {
+	local rust_stage0_root="${WORKDIR}"/rust-stage0
+
+	local rust_stage0_name="RUST_STAGE0_${ARCH}"
+	local rust_stage0="${!rust_stage0_name}"
+
+	"${WORKDIR}/${rust_stage0}"/install.sh --disable-ldconfig --destdir="${rust_stage0_root}" --prefix=/ || die
+
+	default
+}
+
+src_configure() {
+	local rust_target="" rust_targets="" rust_target_name arch_cflags
+
+	# Collect rust target names to compile standard libs for all ABIs.
+	for v in $(multilib_get_enabled_abi_pairs); do
+		rust_target_name="CHOST_${v##*.}"
+		rust_targets="${rust_targets},\"${!rust_target_name}\""
+	done
+	if use wasm; then
+		rust_targets="${rust_targets},\"wasm32-unknown-unknown\""
+	fi
+	rust_targets="${rust_targets#,}"
+
+	local rust_stage0_root="${WORKDIR}"/rust-stage0
+
+	rust_target_name="CHOST_${ARCH}"
+	rust_target="${!rust_target_name}"
+
+	cat <<- EOF > "${S}"/config.toml
+		[llvm]
+		optimize = $(toml_usex !debug)
+		release-debuginfo = $(toml_usex debug)
+		assertions = $(toml_usex debug)
+		targets = "${LLVM_TARGETS// /;}"
+		[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
+		verbose = 2
+		extended = $(toml_usex extended)
+		[install]
+		prefix = "${EPREFIX}/usr"
+		libdir = "$(get_libdir)"
+		docdir = "share/doc/${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)"
+		rpath = false
+		lld = $(toml_usex wasm)
+	EOF
+
+	for v in $(multilib_get_enabled_abi_pairs); do
+		rust_target=$(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
+	done
+
+	if use wasm; then
+		cat <<- EOF >> "${S}"/config.toml
+			[target.wasm32-unknown-unknown]
+			linker = "lld"
+		EOF
+	fi
+}
+
+src_compile() {
+	env $(cat "${S}"/config.env)\
+		./x.py build --verbose --config="${S}"/config.toml -j$(makeopts_jobs) || die
+}
+
+src_install() {
+	local rust_target abi_libdir
+
+	env DESTDIR="${D}" ./x.py install || die
+
+	mv "${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
+
+	# 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 ${v##*.})
+		rust_target=$(get_abi_CHOST ${v##*.})
+		mkdir -p "${D}/usr/${abi_libdir}"
+		cp "${D}/usr/$(get_libdir)/rustlib/${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-${P}"
+		/usr/bin/rustdoc
+		/usr/bin/rust-gdb
+		/usr/bin/rust-lldb
+	EOF
+	dodir /etc/env.d/rust
+	insinto /etc/env.d/rust
+	doins "${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}."
+
+	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
+}
diff --git a/dev-lang/rust/rust-1.27.1-r2.ebuild b/dev-lang/rust/rust-1.27.1-r2.ebuild
new file mode 100644
index 000000000000..1dc2182f159c
--- /dev/null
+++ b/dev-lang/rust/rust-1.27.1-r2.ebuild
@@ -0,0 +1,271 @@
+# Copyright 1999-2018 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+
+PYTHON_COMPAT=( python2_7 python3_{5,6} pypy )
+
+inherit multiprocessing multilib-build python-any-r1 toolchain-funcs versionator
+
+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="${BETA_SNAPSHOT}/rustc-beta-src.tar.xz"
+	KEYWORDS=""
+else
+	ABI_VER="$(get_version_component_range 1-2)"
+	SLOT="stable/${ABI_VER}"
+	MY_P="rustc-${PV}"
+	SRC="${MY_P}-src.tar.xz"
+	KEYWORDS="~amd64 ~arm64 ~x86"
+fi
+
+CHOST_amd64=x86_64-unknown-linux-gnu
+CHOST_x86=i686-unknown-linux-gnu
+CHOST_arm64=aarch64-unknown-linux-gnu
+
+RUST_STAGE0_VERSION="1.$(($(get_version_component_range 2) - 1)).2"
+RUST_STAGE0_amd64="rust-${RUST_STAGE0_VERSION}-${CHOST_amd64}"
+RUST_STAGE0_x86="rust-${RUST_STAGE0_VERSION}-${CHOST_x86}"
+RUST_STAGE0_arm64="rust-${RUST_STAGE0_VERSION}-${CHOST_arm64}"
+
+# there is no cargo 0.28 tag, so use 0.27
+#CARGO_DEPEND_VERSION="0.$(($(version_get_comp 2) + 1)).0"
+CARGO_DEPEND_VERSION="0.$(($(get_version_component_range 2))).0"
+
+DESCRIPTION="Systems programming language from Mozilla"
+HOMEPAGE="https://www.rust-lang.org/"
+
+SRC_URI="https://static.rust-lang.org/dist/${SRC} -> rustc-${PV}-src.tar.xz
+	amd64? ( https://static.rust-lang.org/dist/${RUST_STAGE0_amd64}.tar.xz )
+	x86? ( https://static.rust-lang.org/dist/${RUST_STAGE0_x86}.tar.xz )
+	arm64? ( https://static.rust-lang.org/dist/${RUST_STAGE0_arm64}.tar.xz )
+"
+
+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="cargo debug doc +jemalloc rls rustfmt wasm ${ALL_LLVM_TARGETS[*]}"
+
+RDEPEND=">=app-eselect/eselect-rust-0.3_pre20150425
+		jemalloc? ( dev-libs/jemalloc )"
+DEPEND="${RDEPEND}
+	${PYTHON_DEPS}
+	|| (
+		>=sys-devel/gcc-4.7
+		>=sys-devel/clang-3.5
+	)
+	cargo? ( !dev-util/cargo )
+	rustfmt? ( !dev-util/rustfmt )
+	dev-util/cmake
+"
+PDEPEND="!cargo? ( >=dev-util/cargo-${CARGO_DEPEND_VERSION} )"
+
+REQUIRED_USE="|| ( ${ALL_LLVM_TARGETS[*]} )"
+
+S="${WORKDIR}/${MY_P}-src"
+
+toml_usex() {
+	usex "$1" true false
+}
+
+src_prepare() {
+	local rust_stage0_root="${WORKDIR}"/rust-stage0
+
+	local rust_stage0_name="RUST_STAGE0_${ARCH}"
+	local rust_stage0="${!rust_stage0_name}"
+
+	"${WORKDIR}/${rust_stage0}"/install.sh --disable-ldconfig --destdir="${rust_stage0_root}" --prefix=/ || die
+
+	default
+}
+
+src_configure() {
+	local rust_target="" rust_targets="" rust_target_name arch_cflags
+
+	# Collect rust target names to compile standard libs for all ABIs.
+	for v in $(multilib_get_enabled_abi_pairs); do
+		rust_target_name="CHOST_${v##*.}"
+		rust_targets="${rust_targets},\"${!rust_target_name}\""
+	done
+	if use wasm; then
+		rust_targets="${rust_targets},\"wasm32-unknown-unknown\""
+	fi
+	rust_targets="${rust_targets#,}"
+
+	local extended="false" tools=""
+	if use cargo; then
+		extended="true"
+		tools="\"cargo\","
+	fi
+	if use rls; then
+		extended="true"
+		tools="\"rls\",$tools"
+	fi
+	if use rustfmt; then
+		extended="true"
+		tools="\"rustfmt\",$tools"
+	fi
+
+	local rust_stage0_root="${WORKDIR}"/rust-stage0
+
+	rust_target_name="CHOST_${ARCH}"
+	rust_target="${!rust_target_name}"
+
+	cat <<- EOF > "${S}"/config.toml
+		[llvm]
+		optimize = $(toml_usex !debug)
+		release-debuginfo = $(toml_usex debug)
+		assertions = $(toml_usex debug)
+		targets = "${LLVM_TARGETS// /;}"
+		[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)"
+		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)"
+		rpath = false
+		lld = $(toml_usex wasm)
+	EOF
+
+	for v in $(multilib_get_enabled_abi_pairs); do
+		rust_target=$(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
+	done
+
+	if use wasm; then
+		cat <<- EOF >> "${S}"/config.toml
+			[target.wasm32-unknown-unknown]
+			linker = "lld"
+		EOF
+	fi
+}
+
+src_compile() {
+	env $(cat "${S}"/config.env)\
+		./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="${D}" ./x.py install || die
+
+	mv "${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-${PV}" || die
+	if use cargo; then
+		mv "${D}/usr/bin/cargo" "${D}/usr/bin/cargo-${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 ${v##*.})
+		rust_target=$(get_abi_CHOST ${v##*.})
+		mkdir -p "${D}/usr/${abi_libdir}"
+		cp "${D}/usr/$(get_libdir)/rustlib/${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-${P}"
+		/usr/bin/rustdoc
+		/usr/bin/rust-gdb
+		/usr/bin/rust-lldb
+	EOF
+	if use cargo; then
+	    echo /usr/bin/cargo >> "${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}."
+
+	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
+}
diff --git a/dev-lang/rust/rust-1.27.1.ebuild b/dev-lang/rust/rust-1.27.1.ebuild
new file mode 100644
index 000000000000..46186c32ca15
--- /dev/null
+++ b/dev-lang/rust/rust-1.27.1.ebuild
@@ -0,0 +1,234 @@
+# Copyright 1999-2018 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+
+PYTHON_COMPAT=( python2_7 python3_{5,6} pypy )
+
+inherit multiprocessing multilib-build python-any-r1 toolchain-funcs versionator
+
+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="${BETA_SNAPSHOT}/rustc-beta-src.tar.xz"
+	KEYWORDS=""
+else
+	ABI_VER="$(get_version_component_range 1-2)"
+	SLOT="stable/${ABI_VER}"
+	MY_P="rustc-${PV}"
+	SRC="${MY_P}-src.tar.xz"
+	KEYWORDS="~amd64 ~arm64 ~x86"
+fi
+
+CHOST_amd64=x86_64-unknown-linux-gnu
+CHOST_x86=i686-unknown-linux-gnu
+CHOST_arm64=aarch64-unknown-linux-gnu
+
+RUST_STAGE0_VERSION="1.$(($(get_version_component_range 2) - 1)).2"
+RUST_STAGE0_amd64="rust-${RUST_STAGE0_VERSION}-${CHOST_amd64}"
+RUST_STAGE0_x86="rust-${RUST_STAGE0_VERSION}-${CHOST_x86}"
+RUST_STAGE0_arm64="rust-${RUST_STAGE0_VERSION}-${CHOST_arm64}"
+
+# there is no cargo 0.28 tag, so use 0.27
+#CARGO_DEPEND_VERSION="0.$(($(version_get_comp 2) + 1)).0"
+CARGO_DEPEND_VERSION="0.$(($(get_version_component_range 2))).0"
+
+DESCRIPTION="Systems programming language from Mozilla"
+HOMEPAGE="https://www.rust-lang.org/"
+
+SRC_URI="https://static.rust-lang.org/dist/${SRC} -> rustc-${PV}-src.tar.xz
+	amd64? ( https://static.rust-lang.org/dist/${RUST_STAGE0_amd64}.tar.xz )
+	x86? ( https://static.rust-lang.org/dist/${RUST_STAGE0_x86}.tar.xz )
+	arm64? ( https://static.rust-lang.org/dist/${RUST_STAGE0_arm64}.tar.xz )
+"
+
+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="debug doc extended +jemalloc wasm ${ALL_LLVM_TARGETS[*]}"
+
+RDEPEND=">=app-eselect/eselect-rust-0.3_pre20150425
+		jemalloc? ( dev-libs/jemalloc )"
+DEPEND="${RDEPEND}
+	${PYTHON_DEPS}
+	|| (
+		>=sys-devel/gcc-4.7
+		>=sys-devel/clang-3.5
+	)
+	dev-util/cmake
+"
+PDEPEND="!extended? ( >=dev-util/cargo-${CARGO_DEPEND_VERSION} )"
+
+REQUIRED_USE="|| ( ${ALL_LLVM_TARGETS[*]} )"
+
+S="${WORKDIR}/${MY_P}-src"
+
+toml_usex() {
+	usex "$1" true false
+}
+
+src_prepare() {
+	local rust_stage0_root="${WORKDIR}"/rust-stage0
+
+	local rust_stage0_name="RUST_STAGE0_${ARCH}"
+	local rust_stage0="${!rust_stage0_name}"
+
+	"${WORKDIR}/${rust_stage0}"/install.sh --disable-ldconfig --destdir="${rust_stage0_root}" --prefix=/ || die
+
+	default
+}
+
+src_configure() {
+	local rust_target="" rust_targets="" rust_target_name arch_cflags
+
+	# Collect rust target names to compile standard libs for all ABIs.
+	for v in $(multilib_get_enabled_abi_pairs); do
+		rust_target_name="CHOST_${v##*.}"
+		rust_targets="${rust_targets},\"${!rust_target_name}\""
+	done
+	if use wasm; then
+		rust_targets="${rust_targets},\"wasm32-unknown-unknown\""
+	fi
+	rust_targets="${rust_targets#,}"
+
+	local rust_stage0_root="${WORKDIR}"/rust-stage0
+
+	rust_target_name="CHOST_${ARCH}"
+	rust_target="${!rust_target_name}"
+
+	cat <<- EOF > "${S}"/config.toml
+		[llvm]
+		optimize = $(toml_usex !debug)
+		release-debuginfo = $(toml_usex debug)
+		assertions = $(toml_usex debug)
+		targets = "${LLVM_TARGETS// /;}"
+		[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
+		verbose = 2
+		extended = $(toml_usex extended)
+		[install]
+		prefix = "${EPREFIX}/usr"
+		libdir = "$(get_libdir)"
+		docdir = "share/doc/${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)"
+		rpath = false
+		lld = $(toml_usex wasm)
+	EOF
+
+	for v in $(multilib_get_enabled_abi_pairs); do
+		rust_target=$(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
+	done
+
+	if use wasm; then
+		cat <<- EOF >> "${S}"/config.toml
+			[target.wasm32-unknown-unknown]
+			linker = "lld"
+		EOF
+	fi
+}
+
+src_compile() {
+	env $(cat "${S}"/config.env)\
+		./x.py build --verbose --config="${S}"/config.toml -j$(makeopts_jobs) || die
+}
+
+src_install() {
+	local rust_target abi_libdir
+
+	env DESTDIR="${D}" ./x.py install || die
+
+	mv "${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
+
+	# 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 ${v##*.})
+		rust_target=$(get_abi_CHOST ${v##*.})
+		mkdir -p "${D}/usr/${abi_libdir}"
+		cp "${D}/usr/$(get_libdir)/rustlib/${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-${P}"
+		/usr/bin/rustdoc
+		/usr/bin/rust-gdb
+		/usr/bin/rust-lldb
+	EOF
+	dodir /etc/env.d/rust
+	insinto /etc/env.d/rust
+	doins "${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}."
+
+	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
+}