From bab627bc22ff6fb67ff4b862d7e947e0ca90e549 Mon Sep 17 00:00:00 2001
From: Jens Petersen <petersen@redhat.com>
Date: Fri, 22 Jun 2012 12:51:04 +0900
Subject: [PATCH] cabal_tweak_dep_ver: use backup arg as extra suffix prefix

---
 ghc-rpm-macros.ghc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ghc-rpm-macros.ghc b/ghc-rpm-macros.ghc
index ff555d9..0e94ec6 100644
--- a/ghc-rpm-macros.ghc
+++ b/ghc-rpm-macros.ghc
@@ -24,7 +24,7 @@ fi
 if ! grep -q "%1[ >=].*%2"; then\
    exit 1\
 fi\
-sed -i.%{?3}%{!?3:%1} -e "s/\(%1[ >=].*\)%2/\1%3/g" %{pkg_name}-%{version}/%{pkg_name}.cabal
+sed -i.%{?3}%1 -e "s/\(%1[ >=].*\)%2/\1%3/g" %{pkg_name}-%{version}/%{pkg_name}.cabal
 
 # configure
 %cabal_configure\