database/mariadb
1
0
Fork 0
mirror of https://github.com/MariaDB/server.git synced 2025-07-29 05:21:33 +03:00
Code Activity

Merge with 3.23.47

Browse Source
This commit is contained in:
monty@hundin.mysql.fi
2001-12-15 05:12:21 +02:00
parent 3b95f2570f ee9a6f5460
commit 836f1608f7
15 changed files with 252 additions and 18 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
include/my_bitmap.h
View File

@ -25,6 +25,12 @@ typedef struct st_bitmap
{
uchar *bitmap;
uint bitmap_size;
my_bool thread_safe; /* set if several threads access the bitmap */
/*
mutex will be acquired for the duration of each bitmap operation if
thread_safe flag is set. Otherwise, we optimize by not acquiring the
mutex
*/
#ifdef THREAD
pthread_mutex_t mutex;
#endif
@ -33,10 +39,14 @@ typedef struct st_bitmap
#ifdef __cplusplus
extern "C" {
#endif
extern my_bool bitmap_init(MY_BITMAP *bitmap, uint bitmap_size);
extern my_bool bitmap_init(MY_BITMAP *bitmap, uint bitmap_size,
my_bool thread_safe);
extern void bitmap_free(MY_BITMAP *bitmap);
extern void bitmap_set_bit(MY_BITMAP *bitmap, uint bitmap_bit);
extern uint bitmap_set_next(MY_BITMAP *bitmap);
extern void bitmap_set_all(MY_BITMAP* bitmap);
extern my_bool bitmap_is_set(MY_BITMAP* bitmap, uint bitmap_bit);
extern void bitmap_clear_all(MY_BITMAP* bitmap);
extern void bitmap_clear_bit(MY_BITMAP *bitmap, uint bitmap_bit);
#ifdef __cplusplus
}