diff options
Diffstat (limited to 'include/my_sys.h')
| -rw-r--r-- | include/my_sys.h | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/include/my_sys.h b/include/my_sys.h index b70d123a66a..0ab39f1146b 100644 --- a/include/my_sys.h +++ b/include/my_sys.h @@ -106,7 +106,8 @@ extern int NEAR my_errno; /* Last error in mysys */ #define MY_WAIT_FOR_USER_TO_FIX_PANIC 60 /* in seconds */ #define MY_WAIT_GIVE_USER_A_MESSAGE 10 /* Every 10 times of prev */ #define MIN_COMPRESS_LENGTH 50 /* Don't compress small bl. */ -#define KEYCACHE_BLOCK_SIZE 1024 +#define DEFAULT_KEYCACHE_BLOCK_SIZE 1024 +#define MAX_KEYCACHE_BLOCK_SIZE 16384 /* root_alloc flags */ #define MY_KEEP_PREALLOC 1 @@ -190,9 +191,10 @@ extern char *get_charsets_dir(char *buf); /* statistics */ extern ulong _my_cache_w_requests,_my_cache_write,_my_cache_r_requests, _my_cache_read; -extern ulong _my_blocks_used,_my_blocks_changed; +extern ulong _my_blocks_used,_my_blocks_changed; +extern uint key_cache_block_size; extern ulong my_file_opened,my_stream_opened, my_tmp_file_created; -extern my_bool key_cache_inited; +extern my_bool key_cache_inited, my_init_done; /* Point to current my_message() */ extern void (*my_sigtstp_cleanup)(void), @@ -602,6 +604,7 @@ my_bool my_compress(byte *, ulong *, ulong *); my_bool my_uncompress(byte *, ulong *, ulong *); byte *my_compress_alloc(const byte *packet, ulong *len, ulong *complen); ulong checksum(const byte *mem, uint count); +uint my_bit_log2(ulong value); #if defined(_MSC_VER) && !defined(__WIN__) extern void sleep(int sec); |