X-Git-Url: http://git.indexdata.com/?a=blobdiff_plain;f=util%2Fsu_codec.c;h=cd9584a23f626a28036a9604d3445e5a690824e1;hb=4097bac1dce126e79ce1550fad8b2034a311ff80;hp=745d9386629a4892759ca054834f68f25641fb9c;hpb=ca39c711e9398043092cceeb3b4a7d8a0db1c0d8;p=idzebra-moved-to-github.git

diff --git a/util/su_codec.c b/util/su_codec.c
index 745d938..cd9584a 100644
--- a/util/su_codec.c
+++ b/util/su_codec.c
@@ -1,5 +1,5 @@
-/* $Id: su_codec.c,v 1.1 2006-11-21 14:32:38 adam Exp $
-   Copyright (C) 1995-2006
+/* $Id: su_codec.c,v 1.3 2007-05-25 12:17:12 adam Exp $
+   Copyright (C) 1995-2007
    Index Data ApS
 
 This file is part of the Zebra server.
@@ -31,6 +31,14 @@ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 int key_SU_encode (int ch, char *out)
 {
     int i;
+
+    if (ch == -1)
+    {
+        /* unique value .. which is different from ch >= 0 case */
+        /* is used to generate queries with "null" hits, bug #1142 */
+        out[0] = 129;
+        return 1;
+    }
     for (i = 0; ch; i++)
     {
 	if (ch >= 64)