Support config snippets in /etc/krb5.conf.d/ and /usr/share/krb5.conf.d/

Resolves: rhbz#1225792, rhbz#1146370, rhbz#1145808

krb5.conf

@@ -1,3 +1,6 @@
+includedir /etc/krb5.conf.d/
+includedir /usr/share/krb5.conf.d/
+
 [logging]
  default = FILE:/var/log/krb5libs.log
  kdc = FILE:/var/log/krb5kdc.log

krb5.spec

@@ -490,6 +490,10 @@ mkdir -p $RPM_BUILD_ROOT%{_var}/kerberos/krb5/user
 mkdir -p $RPM_BUILD_ROOT/etc
 install -pm 644 %{SOURCE6} $RPM_BUILD_ROOT/etc/krb5.conf
 
+# krb5.conf has default include on these directores.
+mkdir -p $RPM_BUILD_ROOT/etc/krb5.conf.d
+mkdir -p $RPM_BUILD_ROOT/usr/share/krb5.conf.d
+
 # Parent of configuration file for list of loadable GSS mechs ("mechs").  This
 # location is not relative to sysconfdir, but is hard-coded in g_initialize.c.
 mkdir -m 755 -p $RPM_BUILD_ROOT/etc/gss
@@ -891,6 +895,8 @@ exit 0
 # These are hard-coded, not-dependent-on-the-configure-script paths.
 %dir /etc/gss
 %dir /etc/gss/mech.d
+%dir /etc/krb5.conf.d
+%dir /usr/share/krb5.conf.d
 %verify(not md5 size mtime) %config(noreplace) /etc/krb5.conf
 /%{_mandir}/man5/.k5identity.5*
 /%{_mandir}/man5/.k5login.5*
@@ -987,6 +993,10 @@ exit 0
 
 
 %changelog
+* Thu Sep 10 2015 Robbie Harwood <rharwood@redhat.com> - 1.13.2-7
+- Support config snippets in /etc/krb5.conf.d/ and /usr/share/krb5.conf.d/
+  (#1225792, #1146370, #1145808)
+
 * Thu Jun 25 2015 Roland Mainz <rmainz@redhat.com> - 1.13.2-6
 - Use system nss_wrapper and socket_wrapper for testing.
   Patch by Andreas Schneider <asn@redhat.com>