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Merge mysql.com:/home/my/mysql-5.1

Browse source 
into  mysql.com:/home/my/mysql-5.1-TDC
This commit is contained in:
monty@mysql.com 2005-11-24 06:23:51 +02:00
commit b0aecee8af
6 changed files with 10 additions and 8 deletions
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1
include/my_bitmap.h
View file

@ -84,6 +84,7 @@ extern void bitmap_lock_xor(MY_BITMAP *map, const MY_BITMAP *map2);
extern void bitmap_lock_invert(MY_BITMAP *map);
#endif
/* Fast, not thread safe, bitmap functions */
#define bitmap_buffer_size(bits) 4*(((bits)+31)/32);
#define no_bytes_in_map(map) (((map)->n_bits + 7)/8)
#define no_words_in_map(map) (((map)->n_bits + 31)/32)
#define bytes_word_aligned(bytes) (4*((bytes + 3)/4))

2
sql/handler.cc
View file

@ -1327,7 +1327,7 @@ int handler::ha_initialise()
int handler::ha_allocate_read_write_set(ulong no_fields)
{
uint bitmap_size= 4*(((no_fields+1)+31)/32);
uint bitmap_size= bitmap_buffer_size(no_fields+1);
uint32 *read_buf, *write_buf;
DBUG_ENTER("ha_allocate_read_write_set");
DBUG_PRINT("enter", ("no_fields = %d", no_fields));

9
sql/opt_range.cc
View file

@ -1654,11 +1654,10 @@ public:
static int fill_used_fields_bitmap(PARAM *param)
{
TABLE *table= param->table;
param->fields_bitmap_size= (table->s->fields/8 + 1);
param->fields_bitmap_size= bitmap_buffer_size(table->s->fields+1);
uint32 *tmp;
uint pk;
if (!(tmp= (uint32*)alloc_root(param->mem_root,
bytes_word_aligned(param->fields_bitmap_size))) ||
if (!(tmp= (uint32*) alloc_root(param->mem_root,param->fields_bitmap_size)) ||
bitmap_init(&param->needed_fields, tmp, param->fields_bitmap_size*8,
FALSE))
return 1;
@ -2417,7 +2416,7 @@ ROR_SCAN_INFO *make_ror_scan(const PARAM *param, int idx, SEL_ARG *sel_arg)
ror_scan->records= param->table->quick_rows[keynr];
if (!(bitmap_buf= (uint32*)alloc_root(param->mem_root,
bytes_word_aligned(param->fields_bitmap_size))))
param->fields_bitmap_size)))
DBUG_RETURN(NULL);
if (bitmap_init(&ror_scan->covered_fields, bitmap_buf,
@ -2537,7 +2536,7 @@ ROR_INTERSECT_INFO* ror_intersect_init(const PARAM *param)
return NULL;
info->param= param;
if (!(buf= (uint32*)alloc_root(param->mem_root,
bytes_word_aligned(param->fields_bitmap_size))))
param->fields_bitmap_size)))
return NULL;
if (bitmap_init(&info->covered_fields, buf, param->fields_bitmap_size*8,
FALSE))

4
sql/sql_insert.cc
View file

@ -700,7 +700,7 @@ static bool check_view_insertability(THD * thd, TABLE_LIST *view)
*trans_end= trans_start + num;
Field_translator *trans;
Field **field_ptr= table->field;
uint used_fields_buff_size= (table->s->fields + 7) / 8;
uint used_fields_buff_size= bitmap_buffer_size(table->s->fields);
uint32 *used_fields_buff= (uint32*)thd->alloc(used_fields_buff_size);
MY_BITMAP used_fields;
DBUG_ENTER("check_key_in_view");
@ -710,7 +710,7 @@ static bool check_view_insertability(THD * thd, TABLE_LIST *view)
DBUG_ASSERT(view->table != 0 && view->field_translation != 0);
bitmap_init(&used_fields, used_fields_buff, used_fields_buff_size * 8, 0);
bitmap_init(&used_fields, used_fields_buff, table->s->fields, 0);
bitmap_clear_all(&used_fields);
view->contain_auto_increment= 0;

1
sql/sql_parse.cc
View file

@ -1176,6 +1176,7 @@ end_thread:
or this thread has been schedule to handle the next query
*/
thd= current_thd;
thd->thread_stack= (char*) &thd;
} while (!(test_flags & TEST_NO_THREADS));
/* The following is only executed if we are not using --one-thread */
return(0); /* purecov: deadcode */

1
sql/sql_plugin.cc
View file

@ -446,6 +446,7 @@ void plugin_init(void)
}
init_sql_alloc(&mem, 1024, 0);
initialized= 1;
new_thd->thread_stack= (char*) &tables;
new_thd->store_globals();
new_thd->db= my_strdup("mysql", MYF(0));
new_thd->db_length= 5;