[WWcvs] admintools: don't pass --subdirs is there are no subdirectories to search

[Sam H. v. a. <we...@ma...>]

Log Message:
-----------
don't pass --subdirs is there are no subdirectories to search

Modified Files:
--------------
    admintools:
        ww-make-docs

Revision Data
-------------
Index: ww-make-docs
===================================================================
RCS file: /webwork/cvs/system/admintools/ww-make-docs,v
retrieving revision 1.2
retrieving revision 1.3
diff -Lww-make-docs -Lww-make-docs -u -r1.2 -r1.3
--- ww-make-docs
+++ ww-make-docs
@@ -63,7 +63,7 @@
 	
 	#print join(" ",
 	pod2html(
-		"--podpath=$subdirs",
+		defined $subdirs && length $subdirs ? "--podpath=$subdirs" : (),
 		"--podroot=$source_root",
 		"--htmldir=$dest_root",
 		defined $dest_url && length $dest_url ? "--htmlroot=$dest_url" : (),