dev-haskell/pandoc-citeproc: fix USE=-bibutils build, #516640

Reported-by: Thomas Beutin
Bug: https://bugs.gentoo.org/516640

Package-Manager: portage-2.2.27

dev-haskell/pandoc-citeproc/files/pandoc-citeproc-0.9-no-binutils.patch

@@ -0,0 +1,26 @@
+Fails to build with -f-bibutils:
+https://bugs.gentoo.org/516640
+diff --git a/pandoc-citeproc.hs b/pandoc-citeproc.hs
+index 7006e02..f72fa41 100644
+--- a/pandoc-citeproc.hs
++++ b/pandoc-citeproc.hs
+@@ -1 +1,2 @@
++{-# LANGUAGE CPP #-}
+ module Main where
+@@ -75,2 +76,3 @@ readFormat = go . map toLower
+         go "bibtex"   = Just Bibtex
++#ifdef USE_BIBUTILS
+         go "ris"      = Just Ris
+@@ -87,2 +89,3 @@ readFormat = go . map toLower
+         go "yaml"     = Just Yaml
++#endif
+         go _          = Nothing
+diff --git a/src/Text/CSL/Input/Bibutils.hs b/src/Text/CSL/Input/Bibutils.hs
+index 081fa91..49ddbd0 100644
+--- a/src/Text/CSL/Input/Bibutils.hs
++++ b/src/Text/CSL/Input/Bibutils.hs
+@@ -64,3 +64,3 @@ readBiblioFile f
+ #else
+-        _           -> error $ "citeproc: Bibliography format not supported.\n" ++
++        _           -> error $ "citeproc: Bibliography format not supported.\n"
+ #endif

dev-haskell/pandoc-citeproc/pandoc-citeproc-0.7.2.ebuild

@@ -49,6 +49,10 @@ DEPEND="${RDEPEND}
 	>=dev-haskell/cabal-1.12
 "
 
+src_prepare() {
+	epatch "${FILESDIR}"/${PN}-0.9-no-binutils.patch
+}
+
 src_configure() {
 	haskell-cabal_src_configure \
 		$(cabal_flag bibutils bibutils) \

dev-haskell/pandoc-citeproc/pandoc-citeproc-0.8.1.3.ebuild

@@ -51,6 +51,10 @@ DEPEND="${RDEPEND}
 	embed_data_files? ( dev-haskell/hsb2hs )
 "
 
+src_prepare() {
+	epatch "${FILESDIR}"/${PN}-0.9-no-binutils.patch
+}
+
 src_configure() {
 	haskell-cabal_src_configure \
 		$(cabal_flag bibutils bibutils) \