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# Copyright 1999-2016 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Id$
# @ECLASS: cargo.eclass
# @MAINTAINER:
# rust@gentoo.org
# @AUTHOR:
# Doug Goldstein <cardoe@gentoo.org>
# @BLURB: common functions and variables for cargo builds
if [[ -z ${_CARGO_ECLASS} ]]; then
_CARGO_ECLASS=1
case ${EAPI} in
6) : ;;
*) die "EAPI=${EAPI:-0} is not supported" ;;
esac
EXPORT_FUNCTIONS src_unpack
ECARGO_HOME="${WORKDIR}/cargo_home"
ECARGO_REGISTRY="github.com-88ac128001ac3a9a"
ECARGO_INDEX="${ECARGO_HOME}/registry/index/${ECARGO_REGISTRY}"
ECARGO_SRC="${ECARGO_HOME}/registry/src/${ECARGO_REGISTRY}"
ECARGO_CACHE="${ECARGO_HOME}/registry/cache/${ECARGO_REGISTRY}"
# @FUNCTION: cargo_crate_uris
# @DESCRIPTION:
# Generates the URIs to put in SRC_URI to help fetch dependencies.
cargo_crate_uris() {
for crate in $*; do
local name version url
name="${crate%-*}"
version="${crate##*-}"
url="https://crates.io/api/v1/crates/${name}/${version}/download -> ${crate}.crate"
echo $url
done
}
# @FUNCTION: cargo_src_unpack
# @DESCRIPTION:
# Unpacks the package and the cargo registry
cargo_src_unpack() {
debug-print-function ${FUNCNAME} "$@"
mkdir -p "${ECARGO_INDEX}" || die
mkdir -p "${ECARGO_CACHE}" || die
mkdir -p "${ECARGO_SRC}" || die
mkdir -p "${S}" || die
local archive
for archive in ${A}; do
case "${archive}" in
*.crate)
ebegin "Unpacking ${archive}"
cp "${DISTDIR}"/${archive} "${ECARGO_CACHE}/" || die
tar -xf "${DISTDIR}"/${archive} -C "${ECARGO_SRC}/" || die
eend $?
;;
cargo-snapshot*)
ebegin "Unpacking ${archive}"
mkdir -p "${S}"/target/snapshot
tar -xzf "${DISTDIR}"/${archive} -C "${S}"/target/snapshot --strip-components 2 || die
# cargo's makefile needs this otherwise it will try to
# download it
touch "${S}"/target/snapshot/bin/cargo || die
eend $?
;;
cargo-registry*)
ebegin "Unpacking ${archive}"
tar -xzf "${DISTDIR}"/${archive} -C "${ECARGO_INDEX}" --strip-components 1 || die
# prevent cargo from attempting to download this again
touch "${ECARGO_INDEX}"/.cargo-index-lock || die
eend $?
;;
*)
unpack ${archive}
;;
esac
done
}
fi
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