X-Git-Url: http://git.kpe.io/?a=blobdiff_plain;f=interfaces%2Fmysql%2Fmysql-sql.cl;h=7bd3bb9a0560a49512fe0896f0c0621932e51899;hb=c31eca44f939816749f382f5a449bfee07eecf86;hp=2623aed20f2944a0bc089a14a4912a66367bdf05;hpb=17c4d99ca97dbdec882028929d645e16164b4b0b;p=clsql.git

diff --git a/interfaces/mysql/mysql-sql.cl b/interfaces/mysql/mysql-sql.cl
index 2623aed..7bd3bb9 100644
--- a/interfaces/mysql/mysql-sql.cl
+++ b/interfaces/mysql/mysql-sql.cl
@@ -8,7 +8,7 @@
 ;;;;                Original code by Pierre R. Mai 
 ;;;; Date Started:  Feb 2002
 ;;;;
-;;;; $Id: mysql-sql.cl,v 1.15 2002/03/27 12:09:39 kevin Exp $
+;;;; $Id: mysql-sql.cl,v 1.17 2002/03/29 14:03:27 kevin Exp $
 ;;;;
 ;;;; This file, part of CLSQL, is Copyright (c) 2002 by Kevin M. Rosenberg
 ;;;; and Copyright (c) 1999-2001 by Pierre R. Mai
@@ -68,14 +68,17 @@
     (nreverse new-types)))
 
 (defun canonicalize-types (types num-fields res-ptr)
-  (let ((auto-list (make-type-list-for-auto num-fields res-ptr)))
-    (cond
-      ((listp types)
-       (canonicalize-type-list types auto-list))
-      ((eq types :auto)
-       auto-list)
-      (t
-       nil))))
+  (if (null types)
+      nil
+      (let ((auto-list (make-type-list-for-auto num-fields res-ptr)))
+	(cond
+	 ((listp types)
+	  (canonicalize-type-list types auto-list))
+	  types)
+	  ((eq types :auto)
+	   auto-list)
+	  (t
+	   nil))))
 
 (defmethod database-initialize-database-type ((database-type (eql :mysql)))
   t)