Fix errors installing m4 with --excludedocs

m4.spec

@@ -1,7 +1,7 @@
 Summary: The GNU macro processor
 Name: m4
 Version: 1.4.13
-Release: 3%{?dist}
+Release: 4%{?dist}
 License: GPLv3+
 Group: Applications/Text
 Source: http://ftp.gnu.org/gnu/m4/m4-%{version}.tar.xz
@@ -44,17 +44,25 @@ make %{?_smp_mflags} check
 %{_mandir}/man1/m4.1*
 
 %post
-/sbin/install-info %{_infodir}/m4.info %{_infodir}/dir || :
+if [ -f %{_infodir}/m4.info ]; then # --excludedocs?
+    /sbin/install-info %{_infodir}/m4.info %{_infodir}/dir || :
+fi
 
 %preun
 if [ "$1" = 0 ]; then
-    /sbin/install-info --delete %{_infodir}/m4.info %{_infodir}/dir || :
+    if [ -f %{_infodir}/m4.info ]; then # --excludedocs?
+        /sbin/install-info --delete %{_infodir}/m4.info %{_infodir}/dir || :
+    fi
 fi
 
 %clean
 rm -rf $RPM_BUILD_ROOT
 
 %changelog
+* Thu Sep  3 2009 Vitezslav Crhonek <vcrhonek@redhat.com> - 1.4.13-4
+- Fix errors installing m4 with --excludedocs
+  Resolves: #516013
+
 * Wed Aug 12 2009 Ville Skyttä <ville.skytta@iki.fi> - 1.4.13-3
 - Use xz compressed upstream tarball.