diff options
Diffstat (limited to 'src/include/access/xlog.h')
| -rw-r--r-- | src/include/access/xlog.h | 27 |
1 files changed, 26 insertions, 1 deletions
diff --git a/src/include/access/xlog.h b/src/include/access/xlog.h index 1d18cb5b1b9..20083e14c54 100644 --- a/src/include/access/xlog.h +++ b/src/include/access/xlog.h @@ -6,7 +6,7 @@ * Portions Copyright (c) 1996-2010, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * - * $PostgreSQL: pgsql/src/include/access/xlog.h,v 1.95 2010/01/02 16:58:00 momjian Exp $ + * $PostgreSQL: pgsql/src/include/access/xlog.h,v 1.96 2010/01/15 09:19:06 heikki Exp $ */ #ifndef XLOG_H #define XLOG_H @@ -188,6 +188,18 @@ extern int MaxStandbyDelay; #define XLogArchiveCommandSet() (XLogArchiveCommand[0] != '\0') #define XLogStandbyInfoActive() (XLogRequestRecoveryConnections && XLogArchiveMode) +/* + * This is in walsender.c, but declared here so that we don't need to include + * walsender.h in all files that check XLogIsNeeded() + */ +extern int MaxWalSenders; + +/* + * Is WAL-logging necessary? We need to log an XLOG record iff either + * WAL archiving is enabled or XLOG streaming is allowed. + */ +#define XLogIsNeeded() (XLogArchivingActive() || (MaxWalSenders > 0)) + #ifdef WAL_DEBUG extern bool XLOG_DEBUG; #endif @@ -228,12 +240,19 @@ typedef struct CheckpointStatsData extern CheckpointStatsData CheckpointStats; +/* Read from recovery.conf, in startup process */ +extern char *TriggerFile; + extern XLogRecPtr XLogInsert(RmgrId rmid, uint8 info, XLogRecData *rdata); extern void XLogFlush(XLogRecPtr RecPtr); extern void XLogBackgroundFlush(void); extern void XLogAsyncCommitFlush(void); extern bool XLogNeedsFlush(XLogRecPtr RecPtr); +extern int XLogFileInit(uint32 log, uint32 seg, + bool *use_existent, bool use_lock); +extern int XLogFileOpen(uint32 log, uint32 seg); + extern void XLogSetAsyncCommitLSN(XLogRecPtr record); @@ -242,11 +261,14 @@ extern void RestoreBkpBlocks(XLogRecPtr lsn, XLogRecord *record, bool cleanup); extern void xlog_redo(XLogRecPtr lsn, XLogRecord *record); extern void xlog_desc(StringInfo buf, uint8 xl_info, char *rec); +extern void issue_xlog_fsync(int fd, uint32 log, uint32 seg); + extern bool RecoveryInProgress(void); extern bool XLogInsertAllowed(void); extern TimestampTz GetLatestXLogTime(void); extern void UpdateControlFile(void); +extern uint64 GetSystemIdentifier(void); extern Size XLOGShmemSize(void); extern void XLOGShmemInit(void); extern void BootStrapXLOG(void); @@ -258,8 +280,11 @@ extern bool CreateRestartPoint(int flags); extern void XLogPutNextOid(Oid nextOid); extern XLogRecPtr GetRedoRecPtr(void); extern XLogRecPtr GetInsertRecPtr(void); +extern XLogRecPtr GetWriteRecPtr(void); extern void GetNextXidAndEpoch(TransactionId *xid, uint32 *epoch); +extern TimeLineID GetRecoveryTargetTLI(void); +extern void HandleStartupProcInterrupts(void); extern void StartupProcessMain(void); #endif /* XLOG_H */ |