diff options
Diffstat (limited to 'src/include/storage')
| -rw-r--r-- | src/include/storage/pmsignal.h | 6 | ||||
| -rw-r--r-- | src/include/storage/proc.h | 8 |
2 files changed, 9 insertions, 5 deletions
diff --git a/src/include/storage/pmsignal.h b/src/include/storage/pmsignal.h index 4db0f8c1db..75ef17a5a0 100644 --- a/src/include/storage/pmsignal.h +++ b/src/include/storage/pmsignal.h @@ -7,7 +7,7 @@ * Portions Copyright (c) 1996-2010, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * - * $PostgreSQL: pgsql/src/include/storage/pmsignal.h,v 1.27 2010/01/02 16:58:08 momjian Exp $ + * $PostgreSQL: pgsql/src/include/storage/pmsignal.h,v 1.28 2010/01/15 09:19:09 heikki Exp $ * *------------------------------------------------------------------------- */ @@ -29,6 +29,8 @@ typedef enum PMSIGNAL_ROTATE_LOGFILE, /* send SIGUSR1 to syslogger to rotate logfile */ PMSIGNAL_START_AUTOVAC_LAUNCHER, /* start an autovacuum launcher */ PMSIGNAL_START_AUTOVAC_WORKER, /* start an autovacuum worker */ + PMSIGNAL_START_WALRECEIVER, /* start a walreceiver */ + PMSIGNAL_SHUTDOWN_WALRECEIVER, /* shut down a walreceiver */ NUM_PMSIGNALS /* Must be last value of enum! */ } PMSignalReason; @@ -45,7 +47,9 @@ extern void SendPostmasterSignal(PMSignalReason reason); extern bool CheckPostmasterSignal(PMSignalReason reason); extern int AssignPostmasterChildSlot(void); extern bool ReleasePostmasterChildSlot(int slot); +extern bool IsPostmasterChildWalSender(int slot); extern void MarkPostmasterChildActive(void); +extern void MarkPostmasterChildWalSender(void); extern void MarkPostmasterChildInactive(void); extern bool PostmasterIsAlive(bool amDirectChild); diff --git a/src/include/storage/proc.h b/src/include/storage/proc.h index ba725d8fa8..cee02c359d 100644 --- a/src/include/storage/proc.h +++ b/src/include/storage/proc.h @@ -7,7 +7,7 @@ * Portions Copyright (c) 1996-2010, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * - * $PostgreSQL: pgsql/src/include/storage/proc.h,v 1.116 2010/01/02 16:58:08 momjian Exp $ + * $PostgreSQL: pgsql/src/include/storage/proc.h,v 1.117 2010/01/15 09:19:09 heikki Exp $ * *------------------------------------------------------------------------- */ @@ -152,10 +152,10 @@ typedef struct PROC_HDR * ie things that aren't full-fledged backends but need shmem access. * * Background writer and WAL writer run during normal operation. Startup - * process also consumes one slot, but WAL writer is launched only after - * startup has exited, so we only need 2 slots. + * process and WAL receiver also consume 2 slots, but WAL writer is + * launched only after startup has exited, so we only need 3 slots. */ -#define NUM_AUXILIARY_PROCS 2 +#define NUM_AUXILIARY_PROCS 3 /* configurable options */ |