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Convert wal_sync_method to guc enum.

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This commit is contained in:
Magnus Hagander
2008-05-12 08:35:05 +00:00
parent f8c4d7db60
commit f99760c19f
5 changed files with 77 additions and 63 deletions
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7
src/include/access/xlog.h
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@@ -6,7 +6,7 @@
* Portions Copyright (c) 1996-2008, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/include/access/xlog.h,v 1.87 2008/01/01 19:45:56 momjian Exp $
* $PostgreSQL: pgsql/src/include/access/xlog.h,v 1.88 2008/05/12 08:35:05 mha Exp $
*/
#ifndef XLOG_H
#define XLOG_H
@@ -88,8 +88,9 @@ typedef struct XLogRecord
/* Sync methods */
#define SYNC_METHOD_FSYNC 0
#define SYNC_METHOD_FDATASYNC 1
#define SYNC_METHOD_OPEN 2 /* for O_SYNC and O_DSYNC */
#define SYNC_METHOD_OPEN 2 /* for O_SYNC */
#define SYNC_METHOD_FSYNC_WRITETHROUGH 3
#define SYNC_METHOD_OPEN_DSYNC 4 /* for O_DSYNC */
extern int sync_method;
/*
@@ -141,8 +142,6 @@ extern int XLOGbuffers;
extern bool XLogArchiveMode;
extern char *XLogArchiveCommand;
extern int XLogArchiveTimeout;
extern char *XLOG_sync_method;
extern const char XLOG_sync_method_default[];
extern bool log_checkpoints;
#define XLogArchivingActive() (XLogArchiveMode)

8
src/include/access/xlogdefs.h
View File

@@ -7,7 +7,7 @@
* Portions Copyright (c) 1996-2008, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/include/access/xlogdefs.h,v 1.19 2008/01/01 19:45:56 momjian Exp $
* $PostgreSQL: pgsql/src/include/access/xlogdefs.h,v 1.20 2008/05/12 08:35:05 mha Exp $
*/
#ifndef XLOG_DEFS_H
#define XLOG_DEFS_H
@@ -109,19 +109,15 @@ typedef uint32 TimeLineID;
#endif
#if defined(OPEN_DATASYNC_FLAG)
#define DEFAULT_SYNC_METHOD_STR "open_datasync"
#define DEFAULT_SYNC_METHOD SYNC_METHOD_OPEN
#define DEFAULT_SYNC_METHOD SYNC_METHOD_OPEN_DSYNC
#define DEFAULT_SYNC_FLAGBIT OPEN_DATASYNC_FLAG
#elif defined(HAVE_FDATASYNC)
#define DEFAULT_SYNC_METHOD_STR "fdatasync"
#define DEFAULT_SYNC_METHOD SYNC_METHOD_FDATASYNC
#define DEFAULT_SYNC_FLAGBIT 0
#elif defined(HAVE_FSYNC_WRITETHROUGH_ONLY)
#define DEFAULT_SYNC_METHOD_STR "fsync_writethrough"
#define DEFAULT_SYNC_METHOD SYNC_METHOD_FSYNC_WRITETHROUGH
#define DEFAULT_SYNC_FLAGBIT 0
#else
#define DEFAULT_SYNC_METHOD_STR "fsync"
#define DEFAULT_SYNC_METHOD SYNC_METHOD_FSYNC
#define DEFAULT_SYNC_FLAGBIT 0
#endif