dev-lang/go: add 1.22.1

This version adds a system-bootstrap use flag that controls whether the
installed version of go is used for bootstrapping.
This folows the same convention as openjdk, rust and sbcl.

Signed-off-by: William Hubbs <williamh@gentoo.org>

2 files changed, 248 insertions, 0 deletions

diff --git a/dev-lang/go/Manifest b/dev-lang/go/Manifest
index 52b6bd7a7c57..f62023b588ae 100644
--- a/dev-lang/go/Manifest
+++ b/dev-lang/go/Manifest
@@ -19,3 +19,4 @@ DIST go1.21.6.src.tar.gz 27058459 BLAKE2B 04909d067f8dc1c1bb45d9d0a87f9d0fedb69b
 DIST go1.21.7.src.tar.gz 26991014 BLAKE2B 7002b8a6662594f9dc44f215f8c76c2d17057a117c6d8b24929b5fa015a7222a1fe56d3091fcabb74f993c22000c3239645b12b94303751053be83336120cfa0 SHA512 5cadc458265deea2650fbbc5b0652e19e858fa7a7b929ea717e82ee4be2af45214a9dfc5b8b799003e83b92aa80141962a472d1d4f0653e97e99df5b68c88e5d
 DIST go1.21.8.src.tar.gz 26992984 BLAKE2B bebcd1a0b5e6d844d272fbd351709344a41856d16ebedad5ab58ac905695dcdd8ca29936a0534a895de7d0bffabed395a6169f1671bcca01e449e960405a4b0b SHA512 dde764ee12fbf58a603d31c20ea239805ffec359a90b0aad7575cc857e241393c2adc47d2f00136db5dff2cbe11b90e8d009d67f9329d363e75a0720067123b0
 DIST go1.22.0.src.tar.gz 27544122 BLAKE2B c5b1a842b9c70ac4fd77b6403398568dc9ab228e42b2bc036a2d25462bcb2da431f7fec89e8f480b519e774fb08a8b59b6e78ed863d32b15d951ccbea19ce45f SHA512 f47fdac3281463757b3db9f6ab747f86ed7263beed52c820ec2571375a578034df02c0b76912c19fab3a58df3b04d79b6aae084163d1d5847c907aeb30b936e3
+DIST go1.22.1.src.tar.gz 27548577 BLAKE2B 589c2e8677d6787d2ffe68b81722da8aa5d668a7ce09faac9433514729a33e7150a72a35ab313cf3559958069e8ede2a106ba77476d7c6027a5d082bb1f80a52 SHA512 627530c3fa2ea872478e1df8ee20db2ddc3c94581fff4e66bda21ca45a643e9915f97115401f79667cd7e856ccca1b40a842f4c0b509a472c75696e3bdb3a908
diff --git a/dev-lang/go/go-1.22.1.ebuild b/dev-lang/go/go-1.22.1.ebuild
new file mode 100644
index 000000000000..6b21274bfbf5
--- /dev/null
+++ b/dev-lang/go/go-1.22.1.ebuild
@@ -0,0 +1,247 @@
+# Copyright 1999-2024 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
+
+# See "Bootstrap" in release notes
+# GO_BV is set to the minimum version of go required to bootstrap the
+# current version.
+GO_BV=1.20.14
+BOOTSTRAP_DIST="https://dev.gentoo.org/~williamh/dist"
+SRC_URI="
+	!system-bootstrap? (
+		amd64? ( ${BOOTSTRAP_DIST}/go-${GO_BV}-linux-amd64-bootstrap.tbz )
+		arm? ( ${BOOTSTRAP_DIST}/go-${GO_BV}-linux-arm-bootstrap.tbz )
+		arm64? ( ${BOOTSTRAP_DIST}/go-${GO_BV}-linux-arm64-bootstrap.tbz )
+		loong? ( ${BOOTSTRAP_DIST}/go-${GO_BV}-linux-loong64-bootstrap.tbz )
+		mips? (
+			abi_mips_o32? (
+				big-endian? ( ${BOOTSTRAP_DIST}/go-${GO_BV}-linux-mips-bootstrap.tbz )
+				!big-endian? ( ${BOOTSTRAP_DIST}/go-${GO_BV}-linux-mipsle-bootstrap.tbz )
+			)
+			abi_mips_n64? (
+				big-endian? ( ${BOOTSTRAP_DIST}/go-${GO_BV}-linux-mips64-bootstrap.tbz )
+				!big-endian? ( ${BOOTSTRAP_DIST}/go-${GO_BV}-linux-mips64le-bootstrap.tbz )
+			)
+		)
+		ppc64? (
+			big-endian? ( ${BOOTSTRAP_DIST}/go-${GO_BV}-linux-ppc64-bootstrap.tbz )
+			!big-endian? ( ${BOOTSTRAP_DIST}/go-${GO_BV}-linux-ppc64le-bootstrap.tbz )
+	)
+		riscv? ( ${BOOTSTRAP_DIST}/go-${GO_BV}-linux-riscv64-bootstrap.tbz )
+		s390? ( ${BOOTSTRAP_DIST}/go-${GO_BV}-linux-s390x-bootstrap.tbz )
+		x86? ( ${BOOTSTRAP_DIST}/go-${GO_BV}-linux-386-bootstrap.tbz )
+		x64-macos? ( ${BOOTSTRAP_DIST}/go-${GO_BV}-darwin-amd64-bootstrap.tbz )
+		arm64-macos? ( ${BOOTSTRAP_DIST}/go-${GO_BV}-darwin-arm64-bootstrap.tbz )
+		x64-solaris? ( ${BOOTSTRAP_DIST}/go-${GO_BV}-solaris-amd64-bootstrap.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 ${PV} in
+	*_beta*|*_rc*) ;;
+	*)
+		KEYWORDS="-* ~amd64 ~arm ~arm64 ~loong ~mips ~ppc64 ~riscv ~s390 ~x86 ~amd64-linux ~x86-linux ~x64-macos ~x64-solaris"
+		;;
+	esac
+esac
+
+DESCRIPTION="A concurrent garbage collected and typesafe programming language"
+HOMEPAGE="https://go.dev"
+
+LICENSE="BSD"
+SLOT="0/${PV}"
+IUSE="abi_mips_o32 abi_mips_n64 big-endian system-bootstrap"
+
+RDEPEND="
+arm? ( sys-devel/binutils[gold] )
+arm64? ( sys-devel/binutils[gold] )"
+
+# the *.syso files have writable/executable stacks
+QA_EXECSTACK='*.syso'
+
+# Do not complain about CFLAGS, etc, since Go doesn't use them.
+QA_FLAGS_IGNORED='.*'
+
+# The tools in /usr/lib/go should not cause the multilib-strict check to fail.
+QA_MULTILIB_PATHS="usr/lib/go/pkg/tool/.*/.*"
+
+# This package triggers "unrecognized elf file(s)" notices on riscv.
+# https://bugs.gentoo.org/794046
+QA_PREBUILT='.*'
+
+# Do not strip this package. Stripping is unsupported upstream and may
+# fail.
+RESTRICT=" strip"
+
+DOCS=(
+	CONTRIBUTING.md
+	PATENTS
+	README.md
+	SECURITY.md
+)
+
+go_arch() {
+	# By chance most portage arch names match Go
+	local tc_arch=$(tc-arch $@)
+	case "${tc_arch}" in
+		x86)	echo 386;;
+		x64-*)	echo amd64;;
+		loong)	echo loong64;;
+		mips) if use abi_mips_o32; then
+				[[ $(tc-endian $@) = big ]] && echo mips || echo mipsle
+			elif use abi_mips_n64; then
+				[[ $(tc-endian $@) = big ]] && echo mips64 || echo mips64le
+			fi ;;
+		ppc64) [[ $(tc-endian $@) = big ]] && echo ppc64 || echo ppc64le ;;
+		riscv) echo riscv64 ;;
+		s390) echo s390x ;;
+		*)		echo "${tc_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}) != $(go_tuple) ]]
+}
+
+PATCHES=(
+	"${FILESDIR}"/go-never-download-newer-toolchains.patch
+)
+
+src_unpack() {
+	default
+	[[ ${PV} == *9999* ]] && git-r3_src_unpack
+}
+
+src_compile() {
+	# Go's build script does not use BUILD/HOST/TARGET consistently. :(
+	export GOHOSTARCH=$(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)
+	use arm && export GOARM=$(go_arm)
+	use x86 && export GO386=$(usex cpu_flags_x86_sse2 '' 'softfloat')
+
+	export GOROOT="${PWD}"
+	if use system-bootstrap; then
+		if has_version <dev-lang/go-${GO_BV}; then
+			eerror "You need at least dev-lang/go-${GO_BV} installed to bootstrap this version of go"
+			die "version of go is too old"
+		fi
+		export GOROOT_BOOTSTRAP="${EPREFIX}/usr/lib/go"
+	else
+		export GOROOT_BOOTSTRAP="${WORKDIR}/go-${GOOS}-${GOARCH}-bootstrap"
+	fi
+	export GOROOT_FINAL="${EPREFIX}"/usr/lib/go
+	export GOBIN="${GOROOT}/bin"
+
+	cd src
+	bash -x ./make.bash || die "build failed"
+}
+
+src_test() {
+	go_cross_compile && return 0
+
+	cd src
+
+	# https://github.com/golang/go/issues/42005
+	rm cmd/link/internal/ld/fallocate_test.go || die
+
+	PATH="${GOBIN}:${PATH}" \
+	./run.bash -no-rebuild -k || die "tests failed"
+	cd ..
+	rm -fr pkg/*_race || die
+	rm -fr pkg/obj/go-build || die
+}
+
+src_install() {
+	dodir /usr/lib/go
+	# The use of cp is deliberate in order to retain permissions
+	cp -R api bin doc lib pkg misc src test "${ED}"/usr/lib/go
+	einstalldocs
+
+	insinto /usr/lib/go
+	doins go.env VERSION*
+
+	# testdata directories are not needed on the installed system
+	rm -fr $(find "${ED}"/usr/lib/go -iname testdata -type d -print)
+
+	local bin_path
+	if go_cross_compile; then
+		bin_path="bin/$(go_tuple)"
+	else
+		bin_path=bin
+	fi
+	local f x
+	for x in ${bin_path}/*; do
+		f=${x##*/}
+		dosym ../lib/go/${bin_path}/${f} /usr/bin/${f}
+	done
+
+	# install the @golang-rebuild set for Portage
+	insinto /usr/share/portage/config/sets
+	newins "${FILESDIR}"/go-sets.conf go.conf
+}
+
+pkg_postinst() {
+	[[ -z ${REPLACING_VERSIONS} ]] && return
+	elog "After ${CATEGORY}/${PN} is updated it is recommended to rebuild"
+	elog "all packages compiled with previous versions of ${CATEGORY}/${PN}"
+	elog "due to the static linking nature of go."
+	elog "If this is not done, the packages compiled with the older"
+	elog "version of the compiler will not be updated until they are"
+	elog "updated individually, which could mean they will have"
+	elog "vulnerabilities."
+	elog "Run 'emerge @golang-rebuild' to rebuild all 'go' packages"
+	elog "See https://bugs.gentoo.org/752153 for more info"
+}