From 536c3711867ec947c1738f2c4b96f22e4863322d Mon Sep 17 00:00:00 2001
From: V3n3RiX <venerix@redcorelinux.org>
Date: Sun, 18 Nov 2018 09:38:27 +0000
Subject: gentoo resync : 18.11.2018

---
 dev-lang/go/Manifest         |   4 +
 dev-lang/go/go-1.10.5.ebuild | 228 +++++++++++++++++++++++++++++++++++++++++++
 dev-lang/go/go-1.11.2.ebuild | 228 +++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 460 insertions(+)
 create mode 100644 dev-lang/go/go-1.10.5.ebuild
 create mode 100644 dev-lang/go/go-1.11.2.ebuild

(limited to 'dev-lang/go')

diff --git a/dev-lang/go/Manifest b/dev-lang/go/Manifest
index 358a35be05e0..333a3fb6ff2d 100644
--- a/dev-lang/go/Manifest
+++ b/dev-lang/go/Manifest
@@ -12,12 +12,16 @@ DIST go-solaris-amd64-bootstrap-1.8.tbz 54926326 BLAKE2B 0a45312f090d81ebf46fe59
 DIST go1.10.1.src.tar.gz 18305765 BLAKE2B 61b8db22c50b9a4653244dc18267f405607755932d84ea2c475338a9f4a5421da2bb8cc808dbd166aa35c3c8778180bf47d6e51ebe303bc62e582516919058f9 SHA512 13f6b0643a4f92eeca04444b9fa10de38fc3427daea9aa3227cf9a5738ffee1a3f2e355ba5faf711b8506f7de118bdcd3b9064b65407a22613523e29ffd73415
 DIST go1.10.3.src.tar.gz 18323736 BLAKE2B f07ea774378eb25e28fc29ce6d8d7ed84227d4b93bfa93d38a071fe294da30c3cdc3a559d643e7379873df56b0e2731dbd772e385ffcb4b2e93819db3b4e33f2 SHA512 fd2bd5fcb5c6d0a5336c4b1d2cacb368edbb01359297a83bdedc53f6018642598232f00633fc60fde879050f5f26a810c828d46b5d6626cbcc0702d93ad33fbb
 DIST go1.10.4.src.tar.gz 18331174 BLAKE2B e16998d81d286f132894fefd31f4139f757b7da3dfc829c389e41ef770bed22b3c9ae7bcf190fb4c83da16cf8e8c34681cfdc5bbc786f9036710e821c9bbd483 SHA512 ead2c06d903670ff4530748aa2fa6a1140fdf32cf3b8d74cd7d6e046af73c79fd5f98d2188062e6845e5c0513c080ed7079a210720c30338cb8730b95aede9f5
+DIST go1.10.5.src.tar.gz 18332628 BLAKE2B 2ef1ea8985a2ae294f9cbaac099de9246f0ced3085b9bca07b2dd5f28c2051383239607f4014bdb7b0415b652237926567ccb1beff9208b8e3d855276f18a2aa SHA512 ef6991a21f822cec08446f1aa18a5b79d85619c8d2d622114ec948c3bc6260ef6591b400efbfdff09900c63f1e96245df0ffe513adcfa648e9ca324b822b7968
 DIST go1.11.1.src.tar.gz 21097206 BLAKE2B 12303f57a92ec64badffea9e98a0361f48b844d423f3ed454ba4bfdd367425e7b318de1cf9b3e7835585f6dbb01f5c07bfb43adbfcc90a590b35984752ef8d3c SHA512 9c19f40b24f2180563705511a5692932c0db3585939053e6d78eea1f394902d37f05b0386f0e7d0c0266178de7e9bd7b003324ed232ce2e5050c9faafafdd979
+DIST go1.11.2.src.tar.gz 21100145 BLAKE2B 11b9fbc7aa9e07e3f84be4cd13d8fe8a076ba10dcb830e65a069fc0348b163e4dfa7e5b8a9040222f33e60d39b1c8b75f0531eca4354bd62c5eb2caf881b3f56 SHA512 3d9b182718c7615975a4b47cecb9ff2a8ce62156461e4112452c14617ea226121e7ab736a469050f14c89861cc4934ddd2df295b80fffff0a2dd6c155eaf0aee
 DIST go1.11.src.tar.gz 21091932 BLAKE2B 029b1c43b6244ab320b24fccca2bac693a0df0f975da2880a24e85fafbd7d6c836f63c609f1df44fb3eacc1c66c3d147858b7a2b9c0c370bb8fdbc8614b35713 SHA512 2758b7924b4b8cffc30b56fbf039b8e23d1a3c42506ed4997bd64531ba742e2c60e95d1fa70cae2ccda45d1959fadccfd2404af87d962530e4b1d3556c4aaf43
 EBUILD go-1.10.1.ebuild 5653 BLAKE2B 4807f630943168bc970ee2f94acdd82b7619c55d0ea7fd33fbc5f5f0107342f1edf18edfe8e4c6f1a75063755c67a8b0c5d578ca3de275d8c960315dead33c5a SHA512 f51d57aa2a504ae77b3f117f2a3f1d088d534a3dcf9ec16d102e71b42a479618a18b495b6aacf967f90d7cbaf47f3e7c39e16d65fa120be1bba7726c552d1e48
 EBUILD go-1.10.3.ebuild 5653 BLAKE2B 4807f630943168bc970ee2f94acdd82b7619c55d0ea7fd33fbc5f5f0107342f1edf18edfe8e4c6f1a75063755c67a8b0c5d578ca3de275d8c960315dead33c5a SHA512 f51d57aa2a504ae77b3f117f2a3f1d088d534a3dcf9ec16d102e71b42a479618a18b495b6aacf967f90d7cbaf47f3e7c39e16d65fa120be1bba7726c552d1e48
 EBUILD go-1.10.4.ebuild 5653 BLAKE2B 06e491cb9a25870709a9cc04f6e5d45121153bc02b9ff9f6390a006ba175550a2b3ca0adf4f9245b6726ae0b9db39146547f764dd0d466e04fb6552b7f0a26d6 SHA512 30f3f945be04c191e44cbaf2fff47a89cbe910bb2230bafe2817c39cfe4f3da7ea7ad586fa2752bdf378a1e7334e2fd6f392ffeb6d9b3d924c4be765b89a628e
+EBUILD go-1.10.5.ebuild 5653 BLAKE2B 06e491cb9a25870709a9cc04f6e5d45121153bc02b9ff9f6390a006ba175550a2b3ca0adf4f9245b6726ae0b9db39146547f764dd0d466e04fb6552b7f0a26d6 SHA512 30f3f945be04c191e44cbaf2fff47a89cbe910bb2230bafe2817c39cfe4f3da7ea7ad586fa2752bdf378a1e7334e2fd6f392ffeb6d9b3d924c4be765b89a628e
 EBUILD go-1.11.1.ebuild 5653 BLAKE2B 06e491cb9a25870709a9cc04f6e5d45121153bc02b9ff9f6390a006ba175550a2b3ca0adf4f9245b6726ae0b9db39146547f764dd0d466e04fb6552b7f0a26d6 SHA512 30f3f945be04c191e44cbaf2fff47a89cbe910bb2230bafe2817c39cfe4f3da7ea7ad586fa2752bdf378a1e7334e2fd6f392ffeb6d9b3d924c4be765b89a628e
+EBUILD go-1.11.2.ebuild 5653 BLAKE2B 06e491cb9a25870709a9cc04f6e5d45121153bc02b9ff9f6390a006ba175550a2b3ca0adf4f9245b6726ae0b9db39146547f764dd0d466e04fb6552b7f0a26d6 SHA512 30f3f945be04c191e44cbaf2fff47a89cbe910bb2230bafe2817c39cfe4f3da7ea7ad586fa2752bdf378a1e7334e2fd6f392ffeb6d9b3d924c4be765b89a628e
 EBUILD go-1.11.ebuild 5656 BLAKE2B 1a140da0f482e46eaf80aa9836e934440fb309a61519c164999e75340614b383fc18dcc4cf3d70addd42f5ef289c9b167dfdc99abf52159aedb163c7426684e2 SHA512 630d6003c12c9f512f4c259be18e5c5716627968cc4725ed6d016076984aae3f90b30ce542ed8407f95a9db377502265e30b6a36d5725ce36ca3005d2c00535a
 EBUILD go-9999.ebuild 5650 BLAKE2B ad97b072bf73db28d60b1afb3bc3fea2159d87edc3ed0433b3e010979b01568caf81f7d6f22959ed854b7870ca5e0397a0f71e2e9488c4bb277ce0bc0a591a9f SHA512 a5a1c5037c52422d98b42c5688ba88918e548c8679d722d7d85dc3c51228ac944400a339a8e6a4018f2f438afec8365cd3550b35e6b595b097eecdec08befc84
 MISC metadata.xml 538 BLAKE2B 78502c369a490804b2c69eef864276c2be5d0ee84ec189b6cc8584f8f42668a35f3c74bd25ceb53c469716337cbab908c576ca880c492f5961fedafc74cc346f SHA512 514a441a522218fdca543a22370e965a2bfc1f1f2c37e77431143329bb3d3f4f53e99ad5d7f7d7c61877f77387a777f7b4f339b9a3e45322d01d39d3d0ea1309
diff --git a/dev-lang/go/go-1.10.5.ebuild b/dev-lang/go/go-1.10.5.ebuild
new file mode 100644
index 000000000000..3eecca0eb622
--- /dev/null
+++ b/dev-lang/go/go-1.10.5.ebuild
@@ -0,0 +1,228 @@
+# Copyright 1999-2018 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+
+export CBUILD=${CBUILD:-${CHOST}}
+export CTARGET=${CTARGET:-${CHOST}}
+
+MY_PV=${PV/_/}
+
+inherit toolchain-funcs
+
+BOOTSTRAP_DIST="https://dev.gentoo.org/~williamh/dist"
+BOOTSTRAP_VERSION="bootstrap-1.8"
+BOOTSTRAP_URI="
+amd64? ( ${BOOTSTRAP_DIST}/go-linux-amd64-${BOOTSTRAP_VERSION}.tbz )
+arm? ( ${BOOTSTRAP_DIST}/go-linux-arm-${BOOTSTRAP_VERSION}.tbz )
+arm64? ( ${BOOTSTRAP_DIST}/go-linux-arm64-${BOOTSTRAP_VERSION}.tbz )
+ppc64? (
+	${BOOTSTRAP_DIST}/go-linux-ppc64-${BOOTSTRAP_VERSION}.tbz
+	${BOOTSTRAP_DIST}/go-linux-ppc64le-${BOOTSTRAP_VERSION}.tbz
+)
+s390? ( ${BOOTSTRAP_DIST}/go-linux-s390x-${BOOTSTRAP_VERSION}.tbz )
+x86? ( ${BOOTSTRAP_DIST}/go-linux-386-${BOOTSTRAP_VERSION}.tbz )
+amd64-fbsd? ( ${BOOTSTRAP_DIST}/go-freebsd-amd64-${BOOTSTRAP_VERSION}.tbz )
+x86-fbsd? ( ${BOOTSTRAP_DIST}/go-freebsd-386-${BOOTSTRAP_VERSION}.tbz )
+x64-macos? ( ${BOOTSTRAP_DIST}/go-darwin-amd64-${BOOTSTRAP_VERSION}.tbz )
+x64-solaris? ( ${BOOTSTRAP_DIST}/go-solaris-amd64-${BOOTSTRAP_VERSION}.tbz )
+"
+
+case ${PV}  in
+*9999*)
+	EGIT_REPO_URI="https://github.com/golang/go.git"
+	inherit git-r3
+	;;
+*)
+	SRC_URI="https://storage.googleapis.com/golang/go${MY_PV}.src.tar.gz "
+	S="${WORKDIR}"/go
+	case ${PV} in
+	*_beta*|*_rc*) ;;
+	*)
+		KEYWORDS="-* ~amd64 ~arm ~arm64 ~ppc64 ~s390 ~x86 ~amd64-fbsd ~x86-fbsd ~x64-macos ~x64-solaris"
+		# The upstream tests fail under portage but pass if the build is
+		# run according to their documentation [1].
+		# I am restricting the tests on released versions until this is
+		# solved.
+		# [1] https://golang.org/issues/18442
+		RESTRICT="test"
+		;;
+	esac
+esac
+SRC_URI+="!gccgo? ( ${BOOTSTRAP_URI} )"
+
+DESCRIPTION="A concurrent garbage collected and typesafe programming language"
+HOMEPAGE="https://golang.org"
+
+LICENSE="BSD"
+SLOT="0/${PV}"
+IUSE="gccgo"
+
+DEPEND="gccgo? ( >=sys-devel/gcc-5[go] )"
+RDEPEND="!<dev-go/go-tools-0_pre20150902"
+
+# These test data objects have writable/executable stacks.
+QA_EXECSTACK="
+	usr/lib/go/src/debug/elf/testdata/*.obj
+	usr/lib/go/src/go/internal/gccgoimporter/testdata/escapeinfo.gox
+	usr/lib/go/src/go/internal/gccgoimporter/testdata/unicode.gox
+	usr/lib/go/src/go/internal/gccgoimporter/testdata/time.gox
+	"
+
+# Do not complain about CFLAGS, etc, since Go doesn't use them.
+QA_FLAGS_IGNORED='.*'
+
+REQUIRES_EXCLUDE="/usr/lib/go/src/debug/elf/testdata/*"
+
+# The tools in /usr/lib/go should not cause the multilib-strict check to fail.
+QA_MULTILIB_PATHS="usr/lib/go/pkg/tool/.*/.*"
+
+# Do not strip this package. Stripping is unsupported upstream and may
+# fail.
+RESTRICT+=" strip"
+
+DOCS=(
+AUTHORS
+CONTRIBUTING.md
+CONTRIBUTORS
+PATENTS
+README.md
+)
+
+go_arch()
+{
+	# By chance most portage arch names match Go
+	local portage_arch=$(tc-arch $@)
+	case "${portage_arch}" in
+		x86)	echo 386;;
+		x64-*)	echo amd64;;
+		ppc64) [[ $(tc-endian $@) = big ]] && echo ppc64 || echo ppc64le ;;
+		s390) echo s390x ;;
+		*)		echo "${portage_arch}";;
+	esac
+}
+
+go_arm()
+{
+	case "${1:-${CHOST}}" in
+		armv5*)	echo 5;;
+		armv6*)	echo 6;;
+		armv7*)	echo 7;;
+		*)
+			die "unknown GOARM for ${1:-${CHOST}}"
+			;;
+	esac
+}
+
+go_os()
+{
+	case "${1:-${CHOST}}" in
+		*-linux*)	echo linux;;
+		*-darwin*)	echo darwin;;
+		*-freebsd*)	echo freebsd;;
+		*-netbsd*)	echo netbsd;;
+		*-openbsd*)	echo openbsd;;
+		*-solaris*)	echo solaris;;
+		*-cygwin*|*-interix*|*-winnt*)
+			echo windows
+			;;
+		*)
+			die "unknown GOOS for ${1:-${CHOST}}"
+			;;
+	esac
+}
+
+go_tuple()
+{
+	echo "$(go_os $@)_$(go_arch $@)"
+}
+
+go_cross_compile()
+{
+	[[ $(go_tuple ${CBUILD}) != $(go_tuple) ]]
+}
+
+pkg_pretend()
+{
+	# make.bash does not understand cross-compiling a cross-compiler
+	if [[ $(go_tuple) != $(go_tuple ${CTARGET}) ]]; then
+		die "CHOST CTARGET pair unsupported: CHOST=${CHOST} CTARGET=${CTARGET}"
+	fi
+}
+
+src_unpack()
+{
+	if [[ ${PV} = 9999 ]]; then
+		git-r3_src_unpack
+	fi
+	default
+}
+
+src_compile()
+{
+	export GOROOT_BOOTSTRAP="${WORKDIR}"/go-$(go_os)-$(go_arch)-bootstrap
+	if use gccgo; then
+		mkdir -p "${GOROOT_BOOTSTRAP}/bin" || die
+		local go_binary=$(gcc-config --get-bin-path)/go-$(gcc-major-version)
+		[[ -x ${go_binary} ]] || go_binary=$(
+			find "${EPREFIX}"/usr/${CHOST}/gcc-bin/*/go-$(gcc-major-version) |
+				sort -V | tail -n1)
+		[[ -x ${go_binary} ]] ||
+			die "go-$(gcc-major-version): command not found"
+		ln -s "${go_binary}" "${GOROOT_BOOTSTRAP}/bin/go" || die
+	fi
+	export GOROOT_FINAL="${EPREFIX}"/usr/lib/go
+	export GOROOT="$(pwd)"
+	export GOBIN="${GOROOT}/bin"
+
+	# Go's build script does not use BUILD/HOST/TARGET consistently. :(
+	export GOHOSTARCH=$(go_arch ${CBUILD})
+	export GOHOSTOS=$(go_os ${CBUILD})
+	export CC=$(tc-getBUILD_CC)
+
+	export GOARCH=$(go_arch)
+	export GOOS=$(go_os)
+	export CC_FOR_TARGET=$(tc-getCC)
+	export CXX_FOR_TARGET=$(tc-getCXX)
+	if [[ ${ARCH} == arm ]]; then
+		export GOARM=$(go_arm)
+	fi
+	einfo "GOROOT_BOOTSTRAP is ${GOROOT_BOOTSTRAP}"
+
+	cd src
+	./make.bash || die "build failed"
+}
+
+src_test()
+{
+	go_cross_compile && return 0
+
+	cd src
+	PATH="${GOBIN}:${PATH}" \
+	./run.bash -no-rebuild || die "tests failed"
+}
+
+src_install()
+{
+	local bin_path f x
+
+	dodir /usr/lib/go
+
+	# There is a known issue which requires the source tree to be installed [1].
+	# Once this is fixed, we can consider using the doc use flag to control
+	# installing the doc and src directories.
+	# [1] https://golang.org/issue/2775
+	#
+	# deliberately use cp to retain permissions
+	cp -R api bin doc lib pkg misc src test "${ED}"/usr/lib/go
+	if go_cross_compile; then
+		bin_path="bin/$(go_tuple)"
+	else
+		bin_path=bin
+	fi
+	for x in ${bin_path}/*; do
+		f=${x##*/}
+		dosym ../lib/go/${bin_path}/${f} /usr/bin/${f}
+	done
+	einstalldocs
+}
diff --git a/dev-lang/go/go-1.11.2.ebuild b/dev-lang/go/go-1.11.2.ebuild
new file mode 100644
index 000000000000..3eecca0eb622
--- /dev/null
+++ b/dev-lang/go/go-1.11.2.ebuild
@@ -0,0 +1,228 @@
+# Copyright 1999-2018 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+
+export CBUILD=${CBUILD:-${CHOST}}
+export CTARGET=${CTARGET:-${CHOST}}
+
+MY_PV=${PV/_/}
+
+inherit toolchain-funcs
+
+BOOTSTRAP_DIST="https://dev.gentoo.org/~williamh/dist"
+BOOTSTRAP_VERSION="bootstrap-1.8"
+BOOTSTRAP_URI="
+amd64? ( ${BOOTSTRAP_DIST}/go-linux-amd64-${BOOTSTRAP_VERSION}.tbz )
+arm? ( ${BOOTSTRAP_DIST}/go-linux-arm-${BOOTSTRAP_VERSION}.tbz )
+arm64? ( ${BOOTSTRAP_DIST}/go-linux-arm64-${BOOTSTRAP_VERSION}.tbz )
+ppc64? (
+	${BOOTSTRAP_DIST}/go-linux-ppc64-${BOOTSTRAP_VERSION}.tbz
+	${BOOTSTRAP_DIST}/go-linux-ppc64le-${BOOTSTRAP_VERSION}.tbz
+)
+s390? ( ${BOOTSTRAP_DIST}/go-linux-s390x-${BOOTSTRAP_VERSION}.tbz )
+x86? ( ${BOOTSTRAP_DIST}/go-linux-386-${BOOTSTRAP_VERSION}.tbz )
+amd64-fbsd? ( ${BOOTSTRAP_DIST}/go-freebsd-amd64-${BOOTSTRAP_VERSION}.tbz )
+x86-fbsd? ( ${BOOTSTRAP_DIST}/go-freebsd-386-${BOOTSTRAP_VERSION}.tbz )
+x64-macos? ( ${BOOTSTRAP_DIST}/go-darwin-amd64-${BOOTSTRAP_VERSION}.tbz )
+x64-solaris? ( ${BOOTSTRAP_DIST}/go-solaris-amd64-${BOOTSTRAP_VERSION}.tbz )
+"
+
+case ${PV}  in
+*9999*)
+	EGIT_REPO_URI="https://github.com/golang/go.git"
+	inherit git-r3
+	;;
+*)
+	SRC_URI="https://storage.googleapis.com/golang/go${MY_PV}.src.tar.gz "
+	S="${WORKDIR}"/go
+	case ${PV} in
+	*_beta*|*_rc*) ;;
+	*)
+		KEYWORDS="-* ~amd64 ~arm ~arm64 ~ppc64 ~s390 ~x86 ~amd64-fbsd ~x86-fbsd ~x64-macos ~x64-solaris"
+		# The upstream tests fail under portage but pass if the build is
+		# run according to their documentation [1].
+		# I am restricting the tests on released versions until this is
+		# solved.
+		# [1] https://golang.org/issues/18442
+		RESTRICT="test"
+		;;
+	esac
+esac
+SRC_URI+="!gccgo? ( ${BOOTSTRAP_URI} )"
+
+DESCRIPTION="A concurrent garbage collected and typesafe programming language"
+HOMEPAGE="https://golang.org"
+
+LICENSE="BSD"
+SLOT="0/${PV}"
+IUSE="gccgo"
+
+DEPEND="gccgo? ( >=sys-devel/gcc-5[go] )"
+RDEPEND="!<dev-go/go-tools-0_pre20150902"
+
+# These test data objects have writable/executable stacks.
+QA_EXECSTACK="
+	usr/lib/go/src/debug/elf/testdata/*.obj
+	usr/lib/go/src/go/internal/gccgoimporter/testdata/escapeinfo.gox
+	usr/lib/go/src/go/internal/gccgoimporter/testdata/unicode.gox
+	usr/lib/go/src/go/internal/gccgoimporter/testdata/time.gox
+	"
+
+# Do not complain about CFLAGS, etc, since Go doesn't use them.
+QA_FLAGS_IGNORED='.*'
+
+REQUIRES_EXCLUDE="/usr/lib/go/src/debug/elf/testdata/*"
+
+# The tools in /usr/lib/go should not cause the multilib-strict check to fail.
+QA_MULTILIB_PATHS="usr/lib/go/pkg/tool/.*/.*"
+
+# Do not strip this package. Stripping is unsupported upstream and may
+# fail.
+RESTRICT+=" strip"
+
+DOCS=(
+AUTHORS
+CONTRIBUTING.md
+CONTRIBUTORS
+PATENTS
+README.md
+)
+
+go_arch()
+{
+	# By chance most portage arch names match Go
+	local portage_arch=$(tc-arch $@)
+	case "${portage_arch}" in
+		x86)	echo 386;;
+		x64-*)	echo amd64;;
+		ppc64) [[ $(tc-endian $@) = big ]] && echo ppc64 || echo ppc64le ;;
+		s390) echo s390x ;;
+		*)		echo "${portage_arch}";;
+	esac
+}
+
+go_arm()
+{
+	case "${1:-${CHOST}}" in
+		armv5*)	echo 5;;
+		armv6*)	echo 6;;
+		armv7*)	echo 7;;
+		*)
+			die "unknown GOARM for ${1:-${CHOST}}"
+			;;
+	esac
+}
+
+go_os()
+{
+	case "${1:-${CHOST}}" in
+		*-linux*)	echo linux;;
+		*-darwin*)	echo darwin;;
+		*-freebsd*)	echo freebsd;;
+		*-netbsd*)	echo netbsd;;
+		*-openbsd*)	echo openbsd;;
+		*-solaris*)	echo solaris;;
+		*-cygwin*|*-interix*|*-winnt*)
+			echo windows
+			;;
+		*)
+			die "unknown GOOS for ${1:-${CHOST}}"
+			;;
+	esac
+}
+
+go_tuple()
+{
+	echo "$(go_os $@)_$(go_arch $@)"
+}
+
+go_cross_compile()
+{
+	[[ $(go_tuple ${CBUILD}) != $(go_tuple) ]]
+}
+
+pkg_pretend()
+{
+	# make.bash does not understand cross-compiling a cross-compiler
+	if [[ $(go_tuple) != $(go_tuple ${CTARGET}) ]]; then
+		die "CHOST CTARGET pair unsupported: CHOST=${CHOST} CTARGET=${CTARGET}"
+	fi
+}
+
+src_unpack()
+{
+	if [[ ${PV} = 9999 ]]; then
+		git-r3_src_unpack
+	fi
+	default
+}
+
+src_compile()
+{
+	export GOROOT_BOOTSTRAP="${WORKDIR}"/go-$(go_os)-$(go_arch)-bootstrap
+	if use gccgo; then
+		mkdir -p "${GOROOT_BOOTSTRAP}/bin" || die
+		local go_binary=$(gcc-config --get-bin-path)/go-$(gcc-major-version)
+		[[ -x ${go_binary} ]] || go_binary=$(
+			find "${EPREFIX}"/usr/${CHOST}/gcc-bin/*/go-$(gcc-major-version) |
+				sort -V | tail -n1)
+		[[ -x ${go_binary} ]] ||
+			die "go-$(gcc-major-version): command not found"
+		ln -s "${go_binary}" "${GOROOT_BOOTSTRAP}/bin/go" || die
+	fi
+	export GOROOT_FINAL="${EPREFIX}"/usr/lib/go
+	export GOROOT="$(pwd)"
+	export GOBIN="${GOROOT}/bin"
+
+	# Go's build script does not use BUILD/HOST/TARGET consistently. :(
+	export GOHOSTARCH=$(go_arch ${CBUILD})
+	export GOHOSTOS=$(go_os ${CBUILD})
+	export CC=$(tc-getBUILD_CC)
+
+	export GOARCH=$(go_arch)
+	export GOOS=$(go_os)
+	export CC_FOR_TARGET=$(tc-getCC)
+	export CXX_FOR_TARGET=$(tc-getCXX)
+	if [[ ${ARCH} == arm ]]; then
+		export GOARM=$(go_arm)
+	fi
+	einfo "GOROOT_BOOTSTRAP is ${GOROOT_BOOTSTRAP}"
+
+	cd src
+	./make.bash || die "build failed"
+}
+
+src_test()
+{
+	go_cross_compile && return 0
+
+	cd src
+	PATH="${GOBIN}:${PATH}" \
+	./run.bash -no-rebuild || die "tests failed"
+}
+
+src_install()
+{
+	local bin_path f x
+
+	dodir /usr/lib/go
+
+	# There is a known issue which requires the source tree to be installed [1].
+	# Once this is fixed, we can consider using the doc use flag to control
+	# installing the doc and src directories.
+	# [1] https://golang.org/issue/2775
+	#
+	# deliberately use cp to retain permissions
+	cp -R api bin doc lib pkg misc src test "${ED}"/usr/lib/go
+	if go_cross_compile; then
+		bin_path="bin/$(go_tuple)"
+	else
+		bin_path=bin
+	fi
+	for x in ${bin_path}/*; do
+		f=${x##*/}
+		dosym ../lib/go/${bin_path}/${f} /usr/bin/${f}
+	done
+	einstalldocs
+}
-- 
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