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# Copyright 1999-2018 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
EAPI=6
inherit eutils bash-completion-r1 versionator toolchain-funcs
MY_P="rust-${PV}"
DESCRIPTION="Systems programming language from Mozilla"
HOMEPAGE="https://www.rust-lang.org/"
SRC_URI="amd64? ( https://static.rust-lang.org/dist/${MY_P}-x86_64-unknown-linux-gnu.tar.xz )
arm? (
https://static.rust-lang.org/dist/${MY_P}-arm-unknown-linux-gnueabi.tar.xz
https://static.rust-lang.org/dist/${MY_P}-arm-unknown-linux-gnueabihf.tar.xz
https://static.rust-lang.org/dist/${MY_P}-armv7-unknown-linux-gnueabihf.tar.xz
)
x86? ( https://static.rust-lang.org/dist/${MY_P}-i686-unknown-linux-gnu.tar.xz )"
LICENSE="|| ( MIT Apache-2.0 ) BSD-1 BSD-2 BSD-4 UoI-NCSA"
SLOT="stable"
KEYWORDS="~amd64 ~x86"
IUSE="cargo doc rustfmt"
CARGO_DEPEND_VERSION="0.$(($(get_version_component_range 2) + 1)).0"
DEPEND=">=app-eselect/eselect-rust-0.3_pre20150425
!dev-lang/rust:0
cargo? ( !dev-util/cargo )
rustfmt? ( !dev-util/rustfmt )
"
RDEPEND="${DEPEND}"
PDEPEND="!cargo? ( >=dev-util/cargo-${CARGO_DEPEND_VERSION} )"
QA_PREBUILT="
opt/${P}/bin/*-${PV}
opt/${P}/lib/*.so
opt/${P}/lib/rustlib/*/lib/*.so
opt/${P}/lib/rustlib/*/lib/*.rlib*
"
pkg_pretend () {
if [[ "$(tc-is-softfloat)" != "no" ]] && [[ ${CHOST} == armv7* ]]; then
die "${CHOST} is not supported by upstream Rust. You must use a hard float version."
fi
}
src_unpack() {
default
local postfix
use amd64 && postfix=x86_64-unknown-linux-gnu
if use arm && [[ "$(tc-is-softfloat)" != "no" ]] && [[ ${CHOST} == armv6* ]]; then
postfix=arm-unknown-linux-gnueabi
elif use arm && [[ ${CHOST} == armv6*h* ]]; then
postfix=arm-unknown-linux-gnueabihf
elif use arm && [[ ${CHOST} == armv7*h* ]]; then
postfix=armv7-unknown-linux-gnueabihf
fi
use x86 && postfix=i686-unknown-linux-gnu
mv "${WORKDIR}/${MY_P}-${postfix}" "${S}" || die
}
src_install() {
local std=$(grep 'std' ./components)
local components="rustc,${std}"
use doc && components="${components},rust-docs"
use cargo && components="${components},cargo"
use rustfmt && components="${components},rustfmt-preview"
./install.sh \
--components="${components}" \
--disable-verify \
--prefix="${D}/opt/${P}" \
--mandir="${D}/usr/share/${P}/man" \
--disable-ldconfig \
|| die
local rustc=rustc-bin-${PV}
local rustdoc=rustdoc-bin-${PV}
local rustgdb=rust-gdb-bin-${PV}
mv "${D}/opt/${P}/bin/rustc" "${D}/opt/${P}/bin/${rustc}" || die
mv "${D}/opt/${P}/bin/rustdoc" "${D}/opt/${P}/bin/${rustdoc}" || die
mv "${D}/opt/${P}/bin/rust-gdb" "${D}/opt/${P}/bin/${rustgdb}" || die
dosym "../../opt/${P}/bin/${rustc}" "/usr/bin/${rustc}"
dosym "../../opt/${P}/bin/${rustdoc}" "/usr/bin/${rustdoc}"
dosym "../../opt/${P}/bin/${rustgdb}" "/usr/bin/${rustgdb}"
if use cargo; then
local cargo=cargo-${PV}
mv "${D}/opt/${P}/bin/cargo" "${D}/opt/${P}/bin/${cargo}" || die
dosym "../../opt/${P}/bin/${cargo}" "/usr/bin/${cargo}"
fi
if use rustfmt; then
local rustfmt=rustfmt-${PV}
local cargo_fmt=cargo-fmt-${PV}
mv "${D}/opt/${P}/bin/rustfmt" "${D}/opt/${P}/bin/${rustfmt}" || die
mv "${D}/opt/${P}/bin/cargo-fmt" "${D}/opt/${P}/bin/${cargo_fmt}" || die
dosym "../../opt/${P}/bin/${rustfmt}" "/usr/bin/${rustfmt}"
dosym "../../opt/${P}/bin/${cargo_fmt}" "/usr/bin/${cargo_fmt}"
fi
cat <<-EOF > "${T}"/50${P}
LDPATH="/opt/${P}/lib"
MANPATH="/usr/share/${P}/man"
EOF
doenvd "${T}"/50${P}
cat <<-EOF > "${T}/provider-${P}"
/usr/bin/rustdoc
/usr/bin/rust-gdb
EOF
dodir /etc/env.d/rust
insinto /etc/env.d/rust
doins "${T}/provider-${P}"
}
pkg_postinst() {
eselect rust update --if-unset
elog "Rust installs a helper script for calling GDB now,"
elog "for your convenience it is installed under /usr/bin/rust-gdb-bin-${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
}
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