From 4dc4502ab3528718c6a7ffb0fd11da224bb700bd Mon Sep 17 00:00:00 2001
From: "svoj@april.(none)" <>
Date: Mon, 23 Jan 2006 17:15:33 +0400
Subject: BUG#16489 - utf8 + fulltext leads to corrupt index file. Fixed that
 UPDATE statement crashes multi-byte charset fulltext index.

---
 myisam/ft_update.c | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'myisam')

diff --git a/myisam/ft_update.c b/myisam/ft_update.c
index beccc062270..8f2b2bce101 100644
--- a/myisam/ft_update.c
+++ b/myisam/ft_update.c
@@ -170,6 +170,10 @@ int _mi_ft_cmp(MI_INFO *info, uint keynr, const byte *rec1, const byte *rec2)
   FT_SEG_ITERATOR ftsi1, ftsi2;
   CHARSET_INFO *cs=info->s->keyinfo[keynr].seg->charset;
   DBUG_ENTER("_mi_ft_cmp");
+#ifndef MYSQL_HAS_TRUE_CTYPE_IMPLEMENTATION
+  if (cs->mbmaxlen > 1)
+    DBUG_RETURN(THOSE_TWO_DAMN_KEYS_ARE_REALLY_DIFFERENT);
+#endif
 
   _mi_ft_segiterator_init(info, keynr, rec1, &ftsi1);
   _mi_ft_segiterator_init(info, keynr, rec2, &ftsi2);
-- 
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