Add needed requires for groupadd

ccache.spec

@@ -13,7 +13,7 @@
 
 Name:           ccache
 Version:        3.2.7
-Release:        2%{?dist}
+Release:        3%{?dist}
 Summary:        C/C++ compiler cache
 
 License:        GPLv3+
@@ -26,6 +26,8 @@ BuildRequires:  perl(File::Spec)
 BuildRequires:  zlib-devel >= 1.2.3
 # coreutils for triggerin, triggerpostun
 Requires:       coreutils
+# For groupadd
+Requires(pre):  shadow-utils
 
 %description
 ccache is a compiler cache.  It speeds up recompilation of C/C++ code
@@ -204,6 +206,9 @@ getent group ccache >/dev/null || groupadd -r ccache || :
 
 
 %changelog
+* Wed Aug 10 2016 Orion Poplawski <orion@cora.nwra.com> - 3.2.7-3
+- Add needed requires for groupadd
+
 * Tue Jul 26 2016 Ville Skyttä <ville.skytta@iki.fi> - 3.2.7-2
 - Turn on CCACHE_CPP2 by default, fixes #1350086