From: Mathy Vanvoorden <mathy@vanvoorden.be>
Date: Tue, 11 Oct 2016 12:34:30 +0000 (+0200)
Subject: net-p2p/go-ethereum: add opencl USE-flag
X-Git-Url: http://git.tremily.us/?a=commitdiff_plain;h=cb7d65aae5a595e7b9d44b627988ea0c8066ee71;p=gentoo.git

net-p2p/go-ethereum: add opencl USE-flag

Adds support for mining with GPU

Gentoo-Bug: https://bugs.gentoo.org/show_bug.cgi?id=596720

Package-Manager: portage-2.3.0
Closes: https://github.com/gentoo/gentoo/pull/2532

Signed-off-by: David Seifert <soap@gentoo.org>
---

diff --git a/net-p2p/go-ethereum/go-ethereum-1.4.17.ebuild b/net-p2p/go-ethereum/go-ethereum-1.4.17-r1.ebuild
similarity index 83%
rename from net-p2p/go-ethereum/go-ethereum-1.4.17.ebuild
rename to net-p2p/go-ethereum/go-ethereum-1.4.17-r1.ebuild
index e5c4fb7ef62a..28bfc26b14b2 100644
--- a/net-p2p/go-ethereum/go-ethereum-1.4.17.ebuild
+++ b/net-p2p/go-ethereum/go-ethereum-1.4.17-r1.ebuild
@@ -11,12 +11,16 @@ SRC_URI="https://github.com/ethereum/${PN}/archive/v${PV}.tar.gz -> ${P}.tar.gz"
 LICENSE="GPL-3+ LGPL-3+"
 SLOT="0"
 KEYWORDS="~amd64 ~x86"
-IUSE="evm"
+IUSE="evm opencl"
 
-DEPEND="dev-lang/go:="
+DEPEND="dev-lang/go:=
+	opencl? ( virtual/opencl )
+"
 RDEPEND="${DEPEND}"
 
 src_compile() {
+	use opencl && export GO_OPENCL=true
+
 	emake geth
 	use evm && emake evm
 }
diff --git a/net-p2p/go-ethereum/metadata.xml b/net-p2p/go-ethereum/metadata.xml
index d54331023213..8a476b0cf138 100644
--- a/net-p2p/go-ethereum/metadata.xml
+++ b/net-p2p/go-ethereum/metadata.xml
@@ -11,5 +11,6 @@
 	</maintainer>
 	<use>
 		<flag name="evm">Build Ethereum Virtual Machine (EVM)</flag>
+		<flag name="opencl">Add OpenCL GPU mining support</flag>
 	</use>
 </pkgmetadata>