From 61757508abd0b4f32eb679a5d9fec7c902be94f0 Mon Sep 17 00:00:00 2001
From: Mikhail Pukhlikov <cynede@gentoo.org>
Date: Tue, 27 Jun 2017 11:56:30 +0400
Subject: revert cargo eclass (cargo will not build with ::gentoo one)

---
 eclass/cargo.eclass | 84 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 84 insertions(+)
 create mode 100644 eclass/cargo.eclass

(limited to 'eclass')

diff --git a/eclass/cargo.eclass b/eclass/cargo.eclass
new file mode 100644
index 0000000..07feccc
--- /dev/null
+++ b/eclass/cargo.eclass
@@ -0,0 +1,84 @@
+# Copyright 1999-2017 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+# @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="${WORKDIR}/cargo_home"
+ECARGO_REPO="github.com-88ac128001ac3a9a"
+ECARGO_INDEX="${ECARGO_HOME}/registry/index/${ECARGO_REPO}"
+ECARGO_SRC="${ECARGO_HOME}/registry/src/${ECARGO_REPO}"
+ECARGO_CACHE="${ECARGO_HOME}/registry/cache/${ECARGO_REPO}"
+
+# @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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