Merge adventure.(none):/home/thek/Development/cpp/bug25175/my51-bug25175

into  adventure.(none):/home/thek/Development/cpp/mysql-5.1-runtime

include/hash.h

@@ -47,8 +47,9 @@ typedef struct st_hash {
 /* A search iterator state */
 typedef uint HASH_SEARCH_STATE;
 
-#define hash_init(A,B,C,D,E,F,G,H) _hash_init(A,B,C,D,E,F,G, H CALLER_INFO)
-my_bool _hash_init(HASH *hash, CHARSET_INFO *charset,
+#define hash_init(A,B,C,D,E,F,G,H) _hash_init(A,0,B,C,D,E,F,G,H CALLER_INFO)
+#define hash_init2(A,B,C,D,E,F,G,H,I) _hash_init(A,B,C,D,E,F,G,H,I CALLER_INFO)
+my_bool _hash_init(HASH *hash, uint growth_size,CHARSET_INFO *charset,
 		   ulong default_array_elements, size_t key_offset,
 		   size_t key_length, hash_get_key get_key,
 		   void (*free_element)(void*), uint flags CALLER_INFO_PROTO);
@@ -69,7 +70,7 @@ my_bool hash_check(HASH *hash);			/* Only in debug library */
 #define hash_clear(H) bzero((char*) (H),sizeof(*(H)))
 #define hash_inited(H) ((H)->array.buffer != 0)
 #define hash_init_opt(A,B,C,D,E,F,G,H) \
-          (!hash_inited(A) && _hash_init(A,B,C,D,E,F,G, H CALLER_INFO))
+          (!hash_inited(A) && _hash_init(A,0,B,C,D,E,F,G, H CALLER_INFO))
 
 #ifdef	__cplusplus
 }

mysys/hash.c

@@ -46,7 +46,7 @@ static uint calc_hash(const HASH *hash, const uchar *key, size_t length)
 }
 
 my_bool
-_hash_init(HASH *hash,CHARSET_INFO *charset,
+_hash_init(HASH *hash,uint growth_size, CHARSET_INFO *charset,
 	   ulong size, size_t key_offset, size_t key_length,
 	   hash_get_key get_key,
 	   void (*free_element)(void*),uint flags CALLER_INFO_PROTO)
@@ -55,7 +55,8 @@ _hash_init(HASH *hash,CHARSET_INFO *charset,
   DBUG_PRINT("enter",("hash: 0x%lx  size: %u", (long) hash, (uint) size));
 
   hash->records=0;
-  if (my_init_dynamic_array_ci(&hash->array,sizeof(HASH_LINK),size,0))
+  if (my_init_dynamic_array_ci(&hash->array, sizeof(HASH_LINK), size,
+                               growth_size))
   {
     hash->free=0;				/* Allow call to hash_free */
     DBUG_RETURN(1);

sql/sql_acl.cc

@@ -2281,7 +2281,7 @@ GRANT_TABLE::GRANT_TABLE(const char *h, const char *d,const char *u,
                 	 const char *t, ulong p, ulong c)
   :GRANT_NAME(h,d,u,t,p), cols(c)
 {
-  (void) hash_init(&hash_columns,system_charset_info,
+  (void) hash_init2(&hash_columns,4,system_charset_info,
                    0,0,0, (hash_get_key) get_key_column,0,0);
 }
 
@@ -2329,7 +2329,7 @@ GRANT_TABLE::GRANT_TABLE(TABLE *form, TABLE *col_privs)
   cols= (ulong) form->field[7]->val_int();
   cols =  fix_rights_for_column(cols);
 
-  (void) hash_init(&hash_columns,system_charset_info,
+  (void) hash_init2(&hash_columns,4,system_charset_info,
                    0,0,0, (hash_get_key) get_key_column,0,0);
   if (cols)
   {