Item11955-110.patch

Item11955: Configure fails with new RCS version, Argument "5.8.1" isn't numeric in numeric lt (<) 

This patch must be applied to Foswiki 1.1.0 prior to upgrading RCS system tools. 
Applies to Foswiki 1.1.0-1.1.4. Fixed in Foswiki 1.1.5

~~~PATCH f59e95728ca96aef5580d8e22ce53668:780a36c6c93e6d224b70c31c7a999177 lib/Foswiki/Configure/Checker.pm (Foswiki-1.1.0)
diff --git lib/Foswiki/Configure/Checker.pm lib/Foswiki/Configure/Checker.pm
index 9c68673..de371e0 100644
--- lib/Foswiki/Configure/Checker.pm
+++ lib/Foswiki/Configure/Checker.pm
@@ -456,7 +456,11 @@ sub checkRCSProgram {
             $err .= $this->ERROR( $prog
                   . ' did not return a version number (or might not exist..)' );
         }
-        if ( $version =~ /^\d/ && $version < $rcsverRequired ) {
+
+        # Item11955 - '5.8.1' < 5.7 results in a warning (non-numeric compare)
+        # Best practice is to use CPAN:version, but isn't core until perl 5.10.
+        # So instead let's make the comparison work by stripping out sub-decimal
+        if ( $version =~ /\D(\d+(\.\d+)?)/ && $1 < $rcsverRequired ) {
 
             # RCS too old
             $err .=