[ghc-rpm-macros] cabal_tweak_dep_ver: use backup arg as extra suffix prefix

[Jens Petersen]

commit bab627bc22ff6fb67ff4b862d7e947e0ca90e549
Author: Jens Petersen <petersen at redhat.com>
Date:   Fri Jun 22 12:51:04 2012 +0900

    cabal_tweak_dep_ver: use backup arg as extra suffix prefix

 ghc-rpm-macros.ghc |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
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\