1 files changed, 78 insertions, 0 deletions
diff --git a/eclass/golang-base.eclass b/eclass/golang-base.eclass
new file mode 100644
index 000000000000..0c54266e389b
--- /dev/null
+++ b/eclass/golang-base.eclass
@@ -0,0 +1,78 @@
+# Copyright 1999-2015 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Id$
+
+# @ECLASS: golang-build.eclass
+# @MAINTAINER:
+# William Hubbs <williamh@gentoo.org>
+# @BLURB: Eclass that provides base functions for Go packages.
+# @DESCRIPTION:
+# This eclass provides base functions for software written in the Go
+# programming language; it also provides the build-time dependency on
+# dev-lang/go.
+
+case "${EAPI:-0}" in
+	5)
+		;;
+	*)
+		die "${ECLASS}: Unsupported eapi (EAPI=${EAPI})"
+		;;
+esac
+
+if [[ -z ${_GOLANG_BASE} ]]; then
+
+_GOLANG_BASE=1
+
+DEPEND=">=dev-lang/go-1.4.2:="
+STRIP_MASK="*.a"
+
+# @ECLASS-VARIABLE: EGO_PN
+# @REQUIRED
+# @DESCRIPTION:
+# This is the import path for the go package to build. Please emerge
+# dev-lang/go and read "go help importpath" for syntax.
+#
+# Example:
+# @CODE
+# EGO_PN=github.com/user/package
+# @CODE
+
+# @FUNCTION: ego_pn_check
+# @DESCRIPTION:
+# Make sure EGO_PN has a value.
+ego_pn_check() {
+	[[ -z "${EGO_PN}" ]] &&
+		die "${ECLASS}.eclass: EGO_PN is not set"
+	return 0
+}
+
+# @FUNCTION: get_golibdir
+# @DESCRIPTION:
+# Return the non-prefixed library directory where Go packages
+# should be installed
+get_golibdir() {
+	echo /usr/lib/go-gentoo
+}
+
+# @FUNCTION: get_golibdir_gopath
+# @DESCRIPTION:
+# Return the library directory where Go packages should be installed
+# This is the prefixed version which should be included in GOPATH
+get_golibdir_gopath() {
+	echo "${EPREFIX}$(get_golibdir)"
+}
+
+# @FUNCTION: golang_install_pkgs
+# @DESCRIPTION:
+# Install Go packages.
+# This function assumes that $cwd is a Go workspace.
+golang_install_pkgs() {
+	debug-print-function ${FUNCNAME} "$@"
+
+	ego_pn_check
+	insinto "$(get_golibdir)"
+	insopts -m0644 -p # preserve timestamps for bug 551486
+	doins -r pkg src
+}
+
+fi