Re: [gentoo-dev] new eclass: golang-build.eclass for building Go software

[William Hubbs]

On Wed, Jun 17, 2015 at 03:51:12PM -0500, William Hubbs wrote:
> # Copyright 1999-2015 Gentoo Foundation
> # Distributed under the terms of the GNU General Public License v2
> # $Header: $
>
> # @ECLASS: golang-build.eclass
> # @MAINTAINER:
> # William Hubbs <williamh@g.o>
> # @BLURB: Eclass for compiling go packages.
> # @DESCRIPTION:
> # This eclass provides default  src_compile, src_test and src_install
> # functions for software written in the Go programming language.
>
> case "${EAPI:-0}" in
> 	5)
> 		;;
> 	*)
> 		die "${ECLASS}: Unsupported eapi (EAPI=${EAPI})"
> 		;;
> esac
>
> # Note that src_install is not exported. This is deliberate. You should
> # run this function from your src_install function then follow up with
> # installing everything in the image.
> EXPORT_FUNCTIONS src_compile src_test
>
> if [[ -z ${_GOLANG} ]]; then
>

This is fixed, it should be GOLANG_BUILD

> _GOLANG=1
>

So is this.

> DEPEND=">=dev-lang/go-1.4.2"
>
> # @ECLASS-VARIABLE: EGO_PN_BUILD
> # @REQUIRED
> # @DESCRIPTION:
> # This is the import path for the go package(s) to build. Please emerge
> # dev-lang/go and read "go help importpath" for syntax.
> #
> # If it is not set, we try to set it to EGO_PN assuming that you used
> # the golang-vcs eclass.
> #
> # Example:
> # @CODE
> # EGO_PN_BUILD=github.com/user/package
> # @CODE
>
> # @FUNCTION: _golang-build_setup
> # @INTERNAL
> # @DESCRIPTION:
> # Add ${WORKDIR}/${P} to the front of GOPATH if necessary and make sure
> # EGO_PN_BUILD has a value.
> _golang-build_setup() {
> 	case "$GOPATH" in
> 		${WORKDIR}/${P}*) ;;
> 		*) [[ -n "${GOPATH}" ]] &&
> 			export GOPATH="${WORKDIR}/${P}:${GOPATH}" ||
> 			export GOPATH="${WORKDIR}/${P}"
> 			;;
> 	esac
>
> 	[ -z "${EGO_PN_BUILD}" ] &&
> 		[ -n "${EGO_PN}" ] &&
> 		EGO_PN_BUILD="${EGO_PN}"
> 	[ -z "${EGO_PN_BUILD}" ] &&
> 		die "${ECLASS}.eclass: EGO_PN_BUILD is not set"
> 	return 0
> }
>
> golang-build_src_compile() {
> 	debug-print-function ${FUNCNAME} "$@"
>
> 	_golang-build_setup
> 	set -- go build -d -v -work -x "${EGO_PN_BUILD}"
> 	echo "$@"
> 	"$@" || die
> }
>
> golang-build_src_install() {
> 	debug-print-function ${FUNCNAME} "$@"
>
> 	_golang-build_setup
> 	set -- go install -d -v -work -x "${EGO_PN_BUILD}"
> 	echo "$@"
> 	"$@" || die
> }
>
> golang-build_src_test() {
> 	debug-print-function ${FUNCNAME} "$@"
>
> 	_golang-build_setup
> 	set -- go test -v -x ${EGO_PN_BUILD}
> 	echo "$@"
> 	"$@" || die
> }
>
> fi