Fix for problem that GROUP BY and DISTINCT didn't work for UTF8

1 files changed, 4 insertions, 1 deletions

diff --git a/include/m_ctype.h b/include/m_ctype.h
index d52f86430d2..6e116b95428 100644
--- a/include/m_ctype.h
+++ b/include/m_ctype.h
@@ -94,6 +94,8 @@ typedef struct charset_info_st
     
     /* Hash calculation */
     uint (*hash_caseup)(struct charset_info_st *cs, const byte *key, uint len);
+    void (*hash_sort)(struct charset_info_st *cs, const uchar *key, uint len, ulong *nr1, ulong *nr2); 
+    
     char    max_sort_char; /* For LIKE otimization */
 } CHARSET_INFO;
 
@@ -279,7 +281,8 @@ int my_utf8_uni (CHARSET_INFO *cs, my_wc_t *p, const uchar *s, const uchar *e);
 int my_uni_utf8 (CHARSET_INFO *cs, my_wc_t wc, uchar *b, uchar *e);
 
 uint my_hash_caseup_utf8(struct charset_info_st *cs, const byte *key, uint len);
-
+void my_hash_sort_utf8(struct charset_info_st *cs, const uchar *key, uint len, ulong *nr1, ulong *nr2); 
+   
 #endif
 
 #define	_U	01	/* Upper case */