From: Sergei Trofimovich <slyfox@gentoo.org>
Date: Sun, 20 Sep 2015 13:57:22 +0000 (+0100)
Subject: dev-haskell/mtl-compat: infer flags to pick proper mtl
X-Git-Url: http://git.tremily.us/?a=commitdiff_plain;h=8f06aee53381096d4d900f665838892612fe51e2;p=gentoo.git

dev-haskell/mtl-compat: infer flags to pick proper mtl

Package-Manager: portage-2.2.20
---

diff --git a/dev-haskell/mtl-compat/mtl-compat-0.2.1.3.ebuild b/dev-haskell/mtl-compat/mtl-compat-0.2.1.3.ebuild
index c674552dde13..86551f3e7a38 100644
--- a/dev-haskell/mtl-compat/mtl-compat-0.2.1.3.ebuild
+++ b/dev-haskell/mtl-compat/mtl-compat-0.2.1.3.ebuild
@@ -25,3 +25,17 @@ RDEPEND=">=dev-haskell/mtl-2.1:=[profile?] <dev-haskell/mtl-2.3:=[profile?]
 DEPEND="${RDEPEND}
 	>=dev-haskell/cabal-1.8
 "
+
+src_configure() {
+	local mtl_arg=()
+
+	has_version '>=dev-haskell/mtl-2.0.1' && \
+		has_version '<dev-haskell/mtl-2.2' && \
+		mtl_arg+=(--flag=two-point-one)
+	has_version '>=dev-haskell/mtl-2.2.0.1' && \
+		has_version '<dev-haskell/mtl-2.2.1' && \
+		mtl_arg+=(--flag=two-point-two)
+
+	haskell-cabal_src_configure \
+		${mtl_arg}
+}