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Commit 86822df

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alvherrealvherre
committed
Split walsender.h in public/private headers
This dramatically cuts short the number of headers the public one brings into whatever includes it.
1 parent 6693c9a commit 86822df

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6 files changed

+115
-91
lines changed

6 files changed

+115
-91
lines changed

‎src/backend/replication/basebackup.c

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@@ -25,6 +25,7 @@
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#include "nodes/pg_list.h"
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#include "replication/basebackup.h"
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#include "replication/walsender.h"
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#include "replication/walsender_private.h"
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#include "storage/fd.h"
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#include "storage/ipc.h"
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#include "utils/builtins.h"

‎src/backend/replication/repl_gram.y

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#include "nodes/makefuncs.h"
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#include "nodes/replnodes.h"
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#include "replication/walsender.h"
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#include "replication/walsender_private.h"
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/* Result of the parsing is returned here */

‎src/backend/replication/syncrep.c

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#include "miscadmin.h"
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#include "replication/syncrep.h"
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#include "replication/walsender.h"
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#include "replication/walsender_private.h"
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#include "storage/pmsignal.h"
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#include "storage/proc.h"
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#include "tcop/tcopprot.h"

‎src/backend/replication/walsender.c

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@@ -51,6 +51,7 @@
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#include "replication/walprotocol.h"
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#include "replication/walreceiver.h"
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#include "replication/walsender.h"
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#include "replication/walsender_private.h"
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#include "storage/fd.h"
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#include "storage/ipc.h"
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#include "storage/pmsignal.h"

‎src/include/replication/walsender.h

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@@ -12,84 +12,9 @@
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#ifndef _WALSENDER_H
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#define _WALSENDER_H
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#include "access/xlog.h"
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#include "fmgr.h"
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#include "nodes/nodes.h"
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#include "storage/latch.h"
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#include "storage/shmem.h"
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#include "storage/spin.h"
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typedef enum WalSndState
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{
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WALSNDSTATE_STARTUP = 0,
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WALSNDSTATE_BACKUP,
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WALSNDSTATE_CATCHUP,
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WALSNDSTATE_STREAMING
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} WalSndState;
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/*
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* Each walsender has a WalSnd struct in shared memory.
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*/
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typedef struct WalSnd
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{
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pid_t pid; /* this walsender's process id, or 0 */
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WalSndState state; /* this walsender's state */
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XLogRecPtr sentPtr; /* WAL has been sent up to this point */
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bool needreload; /* does currently-open file need to be reloaded? */
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/*
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* The xlog locations that have been written, flushed, and applied by
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* standby-side. These may be invalid if the standby-side has not offered
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* values yet.
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*/
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XLogRecPtr write;
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XLogRecPtr flush;
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XLogRecPtr apply;
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/* Protects shared variables shown above. */
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slock_t mutex;
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/*
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* Latch used by backends to wake up this walsender when it has work to
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* do.
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*/
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Latch latch;
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/*
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* The priority order of the standby managed by this WALSender, as listed
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* in synchronous_standby_names, or 0 if not-listed. Protected by
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* SyncRepLock.
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*/
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int sync_standby_priority;
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} WalSnd;
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extern WalSnd *MyWalSnd;
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#include <signal.h>
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/* There is one WalSndCtl struct for the whole database cluster */
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typedef struct
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{
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/*
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* Synchronous replication queue. Protected by SyncRepLock.
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*/
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SHM_QUEUE SyncRepQueue;
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/*
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* Current location of the head of the queue. All waiters should have a
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* waitLSN that follows this value. Protected by SyncRepLock.
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*/
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XLogRecPtr lsn;
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/*
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* Are any sync standbys defined? Waiting backends can't reload the
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* config file safely, so WAL writer updates this value as needed.
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* Protected by SyncRepLock.
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*/
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bool sync_standbys_defined;
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WalSnd walsnds[1]; /* VARIABLE LENGTH ARRAY */
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} WalSndCtlData;
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extern WalSndCtlData *WalSndCtl;
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#include "fmgr.h"
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/* global state */
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extern bool am_walsender;
@@ -106,22 +31,8 @@ extern void WalSndSignals(void);
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extern Size WalSndShmemSize(void);
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extern void WalSndShmemInit(void);
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extern void WalSndWakeup(void);
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extern void WalSndSetState(WalSndState state);
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extern void XLogRead(char *buf, XLogRecPtr startptr, Size count);
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extern void WalSndRqstFileReload(void);
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extern Datum pg_stat_get_wal_senders(PG_FUNCTION_ARGS);
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/*
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* Internal functions for parsing the replication grammar, in repl_gram.y and
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* repl_scanner.l
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*/
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extern int replication_yyparse(void);
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extern int replication_yylex(void);
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extern void replication_yyerror(const char *str);
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extern void replication_scanner_init(const char *query_string);
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extern void replication_scanner_finish(void);
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extern Node *replication_parse_result;
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#endif /* _WALSENDER_H */

‎src/include/replication/walsender_private.h

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@@ -0,0 +1,109 @@
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/*-------------------------------------------------------------------------
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*
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* walsender_private.h
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* Private definitions from replication/walsender.c.
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*
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* Portions Copyright (c) 2010-2011, PostgreSQL Global Development Group
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*
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* src/include/replication/walsender_private.h
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*
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*-------------------------------------------------------------------------
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*/
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#ifndef _WALSENDER_PRIVATE_H
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#define _WALSENDER_PRIVATE_H
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15+
#include "access/xlog.h"
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#include "nodes/nodes.h"
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#include "storage/latch.h"
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#include "storage/shmem.h"
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#include "storage/spin.h"
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typedef enum WalSndState
22+
{
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WALSNDSTATE_STARTUP = 0,
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WALSNDSTATE_BACKUP,
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WALSNDSTATE_CATCHUP,
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WALSNDSTATE_STREAMING
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} WalSndState;
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/*
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* Each walsender has a WalSnd struct in shared memory.
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*/
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typedef struct WalSnd
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{
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pid_t pid; /* this walsender's process id, or 0 */
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WalSndState state; /* this walsender's state */
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XLogRecPtr sentPtr; /* WAL has been sent up to this point */
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bool needreload; /* does currently-open file need to be reloaded? */
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/*
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* The xlog locations that have been written, flushed, and applied by
41+
* standby-side. These may be invalid if the standby-side has not offered
42+
* values yet.
43+
*/
44+
XLogRecPtr write;
45+
XLogRecPtr flush;
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XLogRecPtr apply;
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48+
/* Protects shared variables shown above. */
49+
slock_t mutex;
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51+
/*
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* Latch used by backends to wake up this walsender when it has work to
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* do.
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*/
55+
Latch latch;
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/*
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* The priority order of the standby managed by this WALSender, as listed
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* in synchronous_standby_names, or 0 if not-listed. Protected by
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* SyncRepLock.
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*/
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int sync_standby_priority;
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} WalSnd;
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65+
extern WalSnd *MyWalSnd;
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/* There is one WalSndCtl struct for the whole database cluster */
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typedef struct
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{
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/*
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* Synchronous replication queue. Protected by SyncRepLock.
72+
*/
73+
SHM_QUEUE SyncRepQueue;
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/*
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* Current location of the head of the queue. All waiters should have a
77+
* waitLSN that follows this value. Protected by SyncRepLock.
78+
*/
79+
XLogRecPtr lsn;
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81+
/*
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* Are any sync standbys defined? Waiting backends can't reload the
83+
* config file safely, so WAL writer updates this value as needed.
84+
* Protected by SyncRepLock.
85+
*/
86+
bool sync_standbys_defined;
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88+
WalSnd walsnds[1]; /* VARIABLE LENGTH ARRAY */
89+
} WalSndCtlData;
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91+
extern WalSndCtlData *WalSndCtl;
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extern void WalSndSetState(WalSndState state);
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extern void XLogRead(char *buf, XLogRecPtr startptr, Size count);
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/*
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* Internal functions for parsing the replication grammar, in repl_gram.y and
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* repl_scanner.l
100+
*/
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extern int replication_yyparse(void);
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extern int replication_yylex(void);
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extern void replication_yyerror(const char *str);
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extern void replication_scanner_init(const char *query_string);
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extern void replication_scanner_finish(void);
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extern Node *replication_parse_result;
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#endif /* _WALSENDER_PRIVATE_H */

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