gentoo resync : 06.08.2019

5 files changed, 500 insertions, 4 deletions

diff --git a/dev-lang/go/Manifest b/dev-lang/go/Manifest
index 369230ac4975..9584c3de98a2 100644
--- a/dev-lang/go/Manifest
+++ b/dev-lang/go/Manifest
@@ -16,12 +16,16 @@ DIST go1.12.5.src.tar.gz 21971348 BLAKE2B 7de8db4a6c4cd9e1883fbf28357fe99ad9f43f
 DIST go1.12.6.src.tar.gz 21975398 BLAKE2B 05c183baf2e6544b039cff33abb7c5d66a50a0a7cadaa16032a3dc3793bfa27e82c4598dbb700bf7f90ba2ce2639bb60484e61e50fc154d8184d4874954b81e4 SHA512 431a0b916ce2e64d816808a04bc3bf028e955538ab55c571021c08e599781ae344487a55e119bb3aae3d32f84cd83e2c176dc72d336b95da0352edffeab07a48
 DIST go1.12.7.src.tar.gz 21976647 BLAKE2B bf0c723f1e02048d91844c7b8908500c83442a8ab7ceeaacdb37d7204f72d80331eab44de54f99411479be8e645b2626fb8a34df0cedbd75fa57c4e1d84d493a SHA512 f84c6b89dea9df21f0efa07564eb80baeee5bc2d68cced5fd645ebb32e9317e60b657afe011c81e7739d8a93e4b4dafa0b4f78431a009d36e05de55f89ed0fd6
 DIST go1.12.8.src.tar.gz 21978756 BLAKE2B 65258c101d729bbd82f69ba4286ba8e64f9d3128be97243374d442dfcc4033f1238bb57530a34dc0142f55cc8f2692efab65452286c4769f24e8aa3a4a80abd1 SHA512 193a9b08752aa2479c19f5b56fdfe2296c7e6097e0c583290f0fce754ac7571e2ff345f66b69774d8e22f2caa147a3dc15658148017b09e5e7f49fd4569373d4
+DIST go1.12.9.src.tar.gz 21979950 BLAKE2B dca7e3afcabd513c4b8193e93c0a1ed1a2326dccfce9b909d97b3731fffbe7e26712ab164645e06a316baa949b1e0b14a2fea8d23e6f90fd5b72afa0d15b432b SHA512 57041e7fb767f528aa9fc2592d205d3a7c120c73f92dc8d91f17f816e12aa6152c8421b333081800a5f50b1bb656f203a25faf8ed92c69a6ec164ce0a5619c13
+DIST go1.13.src.tar.gz 21621948 BLAKE2B dff6024287c0805ec735cb40aef4ffd872bdc17df6e0d531be3d16806292edde2a63299fe7b9b3c97a79f6f864ab0f95962a0cd2e1a0ba0216b3f4bc59bf4bcf SHA512 c6346b1ab256cb743dd98625d8b16cdcc1365b186e039e99747d6c18041045daa065f6bdce17cca0a9800be2dbb34e90adf5518d5295693f80435c02fe5b2cd8
 EBUILD go-1.11.10.ebuild 6448 BLAKE2B c7196c5172a0aaaaa707b4557caf4bc093241d76b14ffb22980f130c47dfb9abc041afb6bb6a22660d0699464eff630a4c9974aac7756d7e6514f2b22e7cadcb SHA512 aa8993afc41fa784ad67e2e8bab4a3edc5c178eecc66fd2b14285b739235c9eac0b44abee85de004c835df9807be35799fcfc9cde1a92d32bccc75c2e73f8085
 EBUILD go-1.11.12.ebuild 6451 BLAKE2B de8659b981b3ae812cdcbd4816f4efa33ca8f29b9462375e03817d97c9415bff805568321b900e891c6f73576c220e55bc5ea6fb4ff47f1057c4ba6383d0707f SHA512 5543bb226fcb9958c02d67d145a3bbcb285e471eed0967db3b75187b9f9ad3a5d5e2ebd168580d014d7962aa1c92da0f447029748683feb46c9744e3239da535
-EBUILD go-1.11.13.ebuild 6449 BLAKE2B cf4db759cb9cd1f825344f2255c813045bcc25e15155d64c7765891ed6f674ebe707b4c25301a96f3c1f4c06bdde93ff7e0ed9a9aec384dc8e1fccbc8c0a2b8e SHA512 0cc8cdd9ec1acc54a40b6bb3382c7f7f900790378ba34d073de54d6c4e59126fa21abff090469a5ff7db0921376a2de76c8ce53588c6f89e64a0cb48fd3237e3
+EBUILD go-1.11.13.ebuild 6448 BLAKE2B c7196c5172a0aaaaa707b4557caf4bc093241d76b14ffb22980f130c47dfb9abc041afb6bb6a22660d0699464eff630a4c9974aac7756d7e6514f2b22e7cadcb SHA512 aa8993afc41fa784ad67e2e8bab4a3edc5c178eecc66fd2b14285b739235c9eac0b44abee85de004c835df9807be35799fcfc9cde1a92d32bccc75c2e73f8085
 EBUILD go-1.12.5.ebuild 6459 BLAKE2B 11cc998ff708a26c833e7ac2ff72c7fd2aabf0e3a3bfaa7558820d4726e29e22e5d0ad0b3100bd8e982b54074fc1230a43d288cf873810024a3fa1b3b77450e5 SHA512 deff55ebb12c4a915b439a1d598e02b8fd03a1d1ee873f9e6f47c6ff22cef82c3624aa68eac89968a3f01f7b91794d501675a59871fe9dd022fb2ee8cd29cd26
 EBUILD go-1.12.6.ebuild 6462 BLAKE2B 865d384352a841289541d6ae0c8fb5993eee183d3f1c30944987f7010faa41c79cdaa0b1b5e9d54fbebf2ca3ce312a9532a30421b43b69216b517936f56f3c21 SHA512 107d6f1187ade0eef80f52b0bc54e430a03705c8234185a665549d3a4c63c356f1554610885dd8fad23a8094bbfe6bdd89963f97da54dc6b7cdaef62b7c3568f
 EBUILD go-1.12.7.ebuild 6462 BLAKE2B 865d384352a841289541d6ae0c8fb5993eee183d3f1c30944987f7010faa41c79cdaa0b1b5e9d54fbebf2ca3ce312a9532a30421b43b69216b517936f56f3c21 SHA512 107d6f1187ade0eef80f52b0bc54e430a03705c8234185a665549d3a4c63c356f1554610885dd8fad23a8094bbfe6bdd89963f97da54dc6b7cdaef62b7c3568f
-EBUILD go-1.12.8.ebuild 6460 BLAKE2B fdd3ca731eda7778d0792f009ea151efb81a3a57c15ca3958f2f01ec83287bef3b4c9428c8db32cf646302c74a19258673936d6ba375ede5f1ed6f16ca05e408 SHA512 b3f2d86b543f44ec7c2af7ecbd8a961b25517e30ce796c3aa2e12edc3f22eb2136ac4e5905c8d1030e1bc631256cf90f2883569e13334c34c26b6abe603c5e9a
+EBUILD go-1.12.8.ebuild 6459 BLAKE2B 11cc998ff708a26c833e7ac2ff72c7fd2aabf0e3a3bfaa7558820d4726e29e22e5d0ad0b3100bd8e982b54074fc1230a43d288cf873810024a3fa1b3b77450e5 SHA512 deff55ebb12c4a915b439a1d598e02b8fd03a1d1ee873f9e6f47c6ff22cef82c3624aa68eac89968a3f01f7b91794d501675a59871fe9dd022fb2ee8cd29cd26
+EBUILD go-1.12.9.ebuild 6462 BLAKE2B 865d384352a841289541d6ae0c8fb5993eee183d3f1c30944987f7010faa41c79cdaa0b1b5e9d54fbebf2ca3ce312a9532a30421b43b69216b517936f56f3c21 SHA512 107d6f1187ade0eef80f52b0bc54e430a03705c8234185a665549d3a4c63c356f1554610885dd8fad23a8094bbfe6bdd89963f97da54dc6b7cdaef62b7c3568f
+EBUILD go-1.13.ebuild 6462 BLAKE2B 865d384352a841289541d6ae0c8fb5993eee183d3f1c30944987f7010faa41c79cdaa0b1b5e9d54fbebf2ca3ce312a9532a30421b43b69216b517936f56f3c21 SHA512 107d6f1187ade0eef80f52b0bc54e430a03705c8234185a665549d3a4c63c356f1554610885dd8fad23a8094bbfe6bdd89963f97da54dc6b7cdaef62b7c3568f
 EBUILD go-9999.ebuild 6462 BLAKE2B 865d384352a841289541d6ae0c8fb5993eee183d3f1c30944987f7010faa41c79cdaa0b1b5e9d54fbebf2ca3ce312a9532a30421b43b69216b517936f56f3c21 SHA512 107d6f1187ade0eef80f52b0bc54e430a03705c8234185a665549d3a4c63c356f1554610885dd8fad23a8094bbfe6bdd89963f97da54dc6b7cdaef62b7c3568f
 MISC metadata.xml 663 BLAKE2B fc92966e1b4a155b4d442842988d0404c0148b029d187ab7294d49dabad771296d63ca3184128ac27cea4e74e7d6cfc8852084ca8f1d15a1d0755586a0bf68de SHA512 f67b7e312cfb2a896552ae73e835d53ffbb0a7c71c30f0a7cb44c65e2753055e185e7a5c48e2cfff33a42609629cc3c32ee56a9d8f61d8429798c1e8424e36bf
diff --git a/dev-lang/go/go-1.11.13.ebuild b/dev-lang/go/go-1.11.13.ebuild
index a53df7c09567..b48fe53d64d1 100644
--- a/dev-lang/go/go-1.11.13.ebuild
+++ b/dev-lang/go/go-1.11.13.ebuild
@@ -37,7 +37,7 @@ case ${PV}  in
 	case ${PV} in
 	*_beta*|*_rc*) ;;
 	*)
-		KEYWORDS="-* amd64 ~arm ~arm64 ~ppc64 ~s390 x86 ~amd64-fbsd ~x86-fbsd ~amd64-linux ~x64-macos ~x64-solaris"
+		KEYWORDS="-* amd64 arm ~arm64 ~ppc64 ~s390 x86 ~amd64-fbsd ~x86-fbsd ~amd64-linux ~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
diff --git a/dev-lang/go/go-1.12.8.ebuild b/dev-lang/go/go-1.12.8.ebuild
index 35c5de1d232e..daee1d59a92e 100644
--- a/dev-lang/go/go-1.12.8.ebuild
+++ b/dev-lang/go/go-1.12.8.ebuild
@@ -37,7 +37,7 @@ case ${PV}  in
 	case ${PV} in
 	*_beta*|*_rc*) ;;
 	*)
-		KEYWORDS="-* amd64 ~arm ~arm64 ~ppc64 ~s390 x86 ~amd64-fbsd ~x86-fbsd ~amd64-linux ~x86-linux ~x64-macos ~x64-solaris"
+		KEYWORDS="-* amd64 arm ~arm64 ~ppc64 ~s390 x86 ~amd64-fbsd ~x86-fbsd ~amd64-linux ~x86-linux ~x64-macos ~x64-solaris"
 		# The upstream tests fail under portage but pass if the build is
 		# run according to their documentation [1].
 		# I am restricting the tests on released versions until this is
diff --git a/dev-lang/go/go-1.12.9.ebuild b/dev-lang/go/go-1.12.9.ebuild
new file mode 100644
index 000000000000..a6151a8c829b
--- /dev/null
+++ b/dev-lang/go/go-1.12.9.ebuild
@@ -0,0 +1,246 @@
+# Copyright 1999-2019 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+export CBUILD=${CBUILD:-${CHOST}}
+export CTARGET=${CTARGET:-${CHOST}}
+
+MY_PV=${PV/_/}
+
+inherit toolchain-funcs
+
+BOOTSTRAP_VERSION="bootstrap-1.8"
+BOOTSTRAP_DIST="https://dev.gentoo.org/~williamh/dist"
+BOOTSTRAP_URI="
+	${BOOTSTRAP_DIST}/go-linux-amd64-${BOOTSTRAP_VERSION}.tbz
+	${BOOTSTRAP_DIST}/go-linux-arm-${BOOTSTRAP_VERSION}.tbz
+	${BOOTSTRAP_DIST}/go-linux-arm64-${BOOTSTRAP_VERSION}.tbz
+	${BOOTSTRAP_DIST}/go-linux-ppc64-${BOOTSTRAP_VERSION}.tbz
+	${BOOTSTRAP_DIST}/go-linux-ppc64le-${BOOTSTRAP_VERSION}.tbz
+	${BOOTSTRAP_DIST}/go-linux-s390x-${BOOTSTRAP_VERSION}.tbz
+	${BOOTSTRAP_DIST}/go-linux-386-${BOOTSTRAP_VERSION}.tbz
+	${BOOTSTRAP_DIST}/go-freebsd-amd64-${BOOTSTRAP_VERSION}.tbz
+	${BOOTSTRAP_DIST}/go-freebsd-386-${BOOTSTRAP_VERSION}.tbz
+	${BOOTSTRAP_DIST}/go-darwin-amd64-${BOOTSTRAP_VERSION}.tbz
+	${BOOTSTRAP_DIST}/go-solaris-amd64-${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 ~amd64-linux ~x86-linux ~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
+
+# If gccgo or a previously installed version of dev-lang/go is not being
+# used to build Go, there is no way to know the architecture or operating system
+# of the build machine, so we need to download all of our bootstrap
+# archives to allow this ebuild to work under crossdev.
+#
+# https://bugs.gentoo.org/671394
+SRC_URI+="!gccgo? ( !system-bootstrap? ( ${BOOTSTRAP_URI} ) )"
+
+DESCRIPTION="A concurrent garbage collected and typesafe programming language"
+HOMEPAGE="https://golang.org"
+
+LICENSE="BSD"
+SLOT="0/${PV}"
+IUSE="gccgo system-bootstrap"
+
+BDEPEND="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/*.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
+	[[ ${MERGE_TYPE} != binary ]] &&
+		use system-bootstrap && ! has_version "dev-lang/go" &&
+		die "dev-lang/go must be installed to use the system-bootstrap use flag"
+}
+
+src_unpack()
+{
+	if [[ ${PV} = 9999 ]]; then
+		git-r3_src_unpack
+	else
+		unpack "go${MY_PV}.src.tar.gz"
+	fi
+	use gccgo || use system-bootstrap ||
+		unpack "go-$(go_os ${CBUILD})-$(go_arch ${CBUILD})-${BOOTSTRAP_VERSION}.tbz"
+}
+
+src_compile()
+{
+	export GOROOT_BOOTSTRAP="${WORKDIR}"/go-$(go_os ${CBUILD})-$(go_arch ${CBUILD})-bootstrap
+	if use gccgo; then
+		mkdir -p "${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
+	elif use system-bootstrap; then
+		export GOROOT_BOOTSTRAP="${EPREFIX}"/usr/lib/go
+	fi
+	export GOROOT_FINAL="${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
+
+	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
+
+	if [[ ${CHOST} == *-darwin* ]] ; then
+		# fix install_name for test object (binutils_test) on Darwin, it
+		# is never used in real circumstances
+		local libmac64="${EPREFIX}"/usr/lib/go/src/cmd/vendor/github.com/
+		      libmac64+=google/pprof/internal/binutils/testdata/lib_mac_64
+		install_name_tool -id "${libmac64}" "${D}${libmac64}"
+	fi
+}
diff --git a/dev-lang/go/go-1.13.ebuild b/dev-lang/go/go-1.13.ebuild
new file mode 100644
index 000000000000..a6151a8c829b
--- /dev/null
+++ b/dev-lang/go/go-1.13.ebuild
@@ -0,0 +1,246 @@
+# Copyright 1999-2019 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+export CBUILD=${CBUILD:-${CHOST}}
+export CTARGET=${CTARGET:-${CHOST}}
+
+MY_PV=${PV/_/}
+
+inherit toolchain-funcs
+
+BOOTSTRAP_VERSION="bootstrap-1.8"
+BOOTSTRAP_DIST="https://dev.gentoo.org/~williamh/dist"
+BOOTSTRAP_URI="
+	${BOOTSTRAP_DIST}/go-linux-amd64-${BOOTSTRAP_VERSION}.tbz
+	${BOOTSTRAP_DIST}/go-linux-arm-${BOOTSTRAP_VERSION}.tbz
+	${BOOTSTRAP_DIST}/go-linux-arm64-${BOOTSTRAP_VERSION}.tbz
+	${BOOTSTRAP_DIST}/go-linux-ppc64-${BOOTSTRAP_VERSION}.tbz
+	${BOOTSTRAP_DIST}/go-linux-ppc64le-${BOOTSTRAP_VERSION}.tbz
+	${BOOTSTRAP_DIST}/go-linux-s390x-${BOOTSTRAP_VERSION}.tbz
+	${BOOTSTRAP_DIST}/go-linux-386-${BOOTSTRAP_VERSION}.tbz
+	${BOOTSTRAP_DIST}/go-freebsd-amd64-${BOOTSTRAP_VERSION}.tbz
+	${BOOTSTRAP_DIST}/go-freebsd-386-${BOOTSTRAP_VERSION}.tbz
+	${BOOTSTRAP_DIST}/go-darwin-amd64-${BOOTSTRAP_VERSION}.tbz
+	${BOOTSTRAP_DIST}/go-solaris-amd64-${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 ~amd64-linux ~x86-linux ~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
+
+# If gccgo or a previously installed version of dev-lang/go is not being
+# used to build Go, there is no way to know the architecture or operating system
+# of the build machine, so we need to download all of our bootstrap
+# archives to allow this ebuild to work under crossdev.
+#
+# https://bugs.gentoo.org/671394
+SRC_URI+="!gccgo? ( !system-bootstrap? ( ${BOOTSTRAP_URI} ) )"
+
+DESCRIPTION="A concurrent garbage collected and typesafe programming language"
+HOMEPAGE="https://golang.org"
+
+LICENSE="BSD"
+SLOT="0/${PV}"
+IUSE="gccgo system-bootstrap"
+
+BDEPEND="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/*.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
+	[[ ${MERGE_TYPE} != binary ]] &&
+		use system-bootstrap && ! has_version "dev-lang/go" &&
+		die "dev-lang/go must be installed to use the system-bootstrap use flag"
+}
+
+src_unpack()
+{
+	if [[ ${PV} = 9999 ]]; then
+		git-r3_src_unpack
+	else
+		unpack "go${MY_PV}.src.tar.gz"
+	fi
+	use gccgo || use system-bootstrap ||
+		unpack "go-$(go_os ${CBUILD})-$(go_arch ${CBUILD})-${BOOTSTRAP_VERSION}.tbz"
+}
+
+src_compile()
+{
+	export GOROOT_BOOTSTRAP="${WORKDIR}"/go-$(go_os ${CBUILD})-$(go_arch ${CBUILD})-bootstrap
+	if use gccgo; then
+		mkdir -p "${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
+	elif use system-bootstrap; then
+		export GOROOT_BOOTSTRAP="${EPREFIX}"/usr/lib/go
+	fi
+	export GOROOT_FINAL="${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
+
+	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
+
+	if [[ ${CHOST} == *-darwin* ]] ; then
+		# fix install_name for test object (binutils_test) on Darwin, it
+		# is never used in real circumstances
+		local libmac64="${EPREFIX}"/usr/lib/go/src/cmd/vendor/github.com/
+		      libmac64+=google/pprof/internal/binutils/testdata/lib_mac_64
+		install_name_tool -id "${libmac64}" "${D}${libmac64}"
+	fi
+}