haskell: Patch hstringtemplate for GHC 9

dev-haskell/hstringtemplate/Manifest

+AUX hstringtemplate-ghc-9-compatibility.patch 525 BLAKE2B 3b69f81e6322cedb656b17f1ac9a80f9b5269c3c6dbeac2594fc717670aca0944de35284adb9ef22b33b5417a7ae25be4599afeab5bbfe661df4982839a44ac8 SHA512 75112f2311ee749a3459ca7ba867ac919ee666340e50d5f805fa854f3a3fe5e4837c6b03d1557d9bcdc39e6da06595157151dab6cc74f4a8af16161124586add
+DIST HStringTemplate-0.8.7.tar.gz 15903 BLAKE2B c030b287893e908e2e8b70f8b8f06750978d2109daa86a26c8c08abe2e00112f7fdbb8c8da1c45c689803e7bfc2027fda87c44b24d6d3f31c129b0803c42f324 SHA512 a00552a104231aa44e06c558f200a36430774351de2e7c55b0f25fd064d29aa25e62e48185d79184d916fe7440ad2a6d20dd54a5b4ad4bb635e58fc259185e5b
+EBUILD hstringtemplate-0.8.7.ebuild 1051 BLAKE2B 5bec874152d3c8292b311ad54a5841f88e6a98026eaea32bf830675c67020033700752acb374b4d9faaec8e92f8877ee71ada4da4b96e94dd3d43fd0c007f94a SHA512 a1c63c3d9aa7e581533dd2b41a487c0a81be41282286cd5784939ba5d5c6c52e3a2e9f311ce4a8d3c41e514194be98b90a5cea2eedc5896771bc3d912f790b83

dev-haskell/hstringtemplate/files/hstringtemplate-ghc-9-compatibility.patch

+diff -ur HStringTemplate-0.8.7.orig/Text/StringTemplate/Group.hs HStringTemplate-0.8.7/Text/StringTemplate/Group.hs
+--- HStringTemplate-0.8.7.orig/Text/StringTemplate/Group.hs	2021-02-21 17:16:44.086163455 -0500
++++ HStringTemplate-0.8.7/Text/StringTemplate/Group.hs	2021-02-21 17:18:30.106539453 -0500
+@@ -18,7 +18,7 @@
+ import System.FilePath
+ import System.Directory
+ import Data.IORef
+-import System.IO
++import System.IO hiding (readFile')
+ import System.IO.Unsafe
+ import System.IO.Error
+ import qualified Data.Map as M

dev-haskell/hstringtemplate/hstringtemplate-0.8.7.ebuild

+# Copyright 1999-2019 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+# ebuild generated by hackport 0.5.5.9999
+
+CABAL_FEATURES="lib profile haddock hoogle hscolour"
+inherit haskell-cabal
+
+MY_PN="HStringTemplate"
+MY_P="${MY_PN}-${PV}"
+
+DESCRIPTION="StringTemplate implementation in Haskell"
+HOMEPAGE="https://hackage.haskell.org/package/HStringTemplate"
+SRC_URI="https://hackage.haskell.org/package/${MY_P}/${MY_P}.tar.gz"
+
+LICENSE="BSD"
+SLOT="0/${PV}"
+KEYWORDS="~amd64 ~x86"
+IUSE=""
+
+RDEPEND="dev-haskell/blaze-builder:=[profile?]
+	dev-haskell/mtl:=[profile?]
+	dev-haskell/old-locale:=[profile?]
+	<dev-haskell/parsec-4:=[profile?]
+	>=dev-haskell/semigroups-0.16:=[profile?]
+	dev-haskell/syb:=[profile?]
+	dev-haskell/text:=[profile?]
+	dev-haskell/void:=[profile?]
+	>=dev-lang/ghc-7.8.2:=
+"
+DEPEND="${RDEPEND}
+	>=dev-haskell/cabal-1.18.1.3
+"
+
+S="${WORKDIR}/${MY_P}"
+
+src_prepare() {
+	default
+
+	cabal_chdeps \
+		'time >= 1.4.2 && < 1.9' 'time >= 1.4.2'
+
+	eapply "${FILESDIR}/${PN}-ghc-9-compatibility.patch"
+}