mirror of
https://github.com/MariaDB/server.git
synced 2025-01-17 12:32:27 +01:00
17b4f99928
This commit is based on the work of Michal Schorm, rebased on the
earliest MariaDB version.
Th command line used to generate this diff was:
find ./ -type f \
-exec sed -i -e 's/Foundation, Inc., 59 Temple Place, Suite 330, Boston, /Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, /g' {} \; \
-exec sed -i -e 's/Foundation, Inc. 59 Temple Place.* Suite 330, Boston, /Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, /g' {} \; \
-exec sed -i -e 's/MA.*.....-1307.*USA/MA 02110-1335 USA/g' {} \; \
-exec sed -i -e 's/Foundation, Inc., 59 Temple/Foundation, Inc., 51 Franklin/g' {} \; \
-exec sed -i -e 's/Place, Suite 330, Boston, MA.*02111-1307.*USA/Street, Fifth Floor, Boston, MA 02110-1335 USA/g' {} \; \
-exec sed -i -e 's/MA.*.....-1307/MA 02110-1335/g' {} \;
85 lines
3 KiB
C
85 lines
3 KiB
C
/* Copyright (C) 2006-2008 MySQL AB, 2008-2009 Sun Microsystems, Inc.
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; version 2 of the License.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, write to the Free Software
|
|
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335 USA */
|
|
|
|
|
|
/*
|
|
External definitions for trnman.h
|
|
We need to split this into two files as gcc 4.1.2 gives error if it tries
|
|
to include my_atomic.h in C++ code.
|
|
*/
|
|
|
|
#ifndef _trnman_public_h
|
|
#define _trnman_public_h
|
|
|
|
#include "ma_loghandler_lsn.h"
|
|
#include <waiting_threads.h>
|
|
|
|
C_MODE_START
|
|
typedef uint64 TrID; /* our TrID is 6 bytes */
|
|
typedef struct st_ma_transaction TRN;
|
|
|
|
#define SHORT_TRID_MAX 65535
|
|
|
|
extern uint trnman_active_transactions, trnman_allocated_transactions;
|
|
extern TRN dummy_transaction_object;
|
|
extern my_bool (*trnman_end_trans_hook)(TRN *trn, my_bool commit,
|
|
my_bool active_transactions);
|
|
|
|
int trnman_init(TrID);
|
|
void trnman_destroy(void);
|
|
TRN *trnman_new_trn(WT_THD *wt);
|
|
my_bool trnman_end_trn(TRN *trn, my_bool commit);
|
|
#define trnman_commit_trn(T) trnman_end_trn(T, TRUE)
|
|
#define trnman_abort_trn(T) trnman_end_trn(T, FALSE)
|
|
#define trnman_rollback_trn(T) trnman_end_trn(T, FALSE)
|
|
int trnman_can_read_from(TRN *trn, TrID trid);
|
|
TRN *trnman_trid_to_trn(TRN *trn, TrID trid);
|
|
void trnman_new_statement(TRN *trn);
|
|
void trnman_rollback_statement(TRN *trn);
|
|
my_bool trnman_collect_transactions(LEX_STRING *str_act, LEX_STRING *str_com,
|
|
LSN *min_rec_lsn,
|
|
LSN *min_first_undo_lsn);
|
|
|
|
uint trnman_increment_locked_tables(TRN *trn);
|
|
uint trnman_decrement_locked_tables(TRN *trn);
|
|
uint trnman_has_locked_tables(TRN *trn);
|
|
void trnman_reset_locked_tables(TRN *trn, uint locked_tables);
|
|
TRN *trnman_recreate_trn_from_recovery(uint16 shortid, TrID longid);
|
|
TRN *trnman_get_any_trn(void);
|
|
TrID trnman_get_min_trid(void);
|
|
TrID trnman_get_max_trid(void);
|
|
TrID trnman_get_min_safe_trid();
|
|
my_bool trnman_exists_active_transactions(TrID min_id, TrID max_id,
|
|
my_bool trnman_is_locked);
|
|
#define TRANSID_SIZE 6
|
|
#define transid_store(dst, id) int6store(dst,id)
|
|
#define transid_korr(P) uint6korr(P)
|
|
void trnman_lock();
|
|
void trnman_unlock();
|
|
my_bool trman_is_inited();
|
|
#ifdef EXTRA_DEBUG
|
|
uint16 trnman_get_flags(TRN *);
|
|
void trnman_set_flags(TRN *, uint16 flags);
|
|
#else
|
|
#define trnman_get_flags(A) 0
|
|
#define trnman_set_flags(A, B) do { } while (0)
|
|
#endif
|
|
|
|
/* Flag bits */
|
|
#define TRN_STATE_INFO_LOGGED 1 /* Query is logged */
|
|
#define TRN_STATE_TABLES_CAN_CHANGE 2 /* Things can change during trans. */
|
|
|
|
C_MODE_END
|
|
#endif
|