Remove tabs after spaces in C comments

This was not changed in HEAD, but will be done later as part of a
pgindent run.  Future pgindent runs will also do this.

Report by Tom Lane

Backpatch through all supported branches, but not HEAD

1 files changed, 18 insertions, 18 deletions

diff --git a/src/backend/postmaster/pgstat.c b/src/backend/postmaster/pgstat.c
index c2fa6013d3a..cd3f4f17737 100644
--- a/src/backend/postmaster/pgstat.c
+++ b/src/backend/postmaster/pgstat.c
@@ -339,7 +339,7 @@ pgstat_init(void)
 	 * On some platforms, pg_getaddrinfo_all() may return multiple addresses
 	 * only one of which will actually work (eg, both IPv6 and IPv4 addresses
 	 * when kernel will reject IPv6).  Worse, the failure may occur at the
-	 * bind() or perhaps even connect() stage.	So we must loop through the
+	 * bind() or perhaps even connect() stage.  So we must loop through the
 	 * results till we find a working combination. We will generate LOG
 	 * messages, but no error, for bogus combinations.
 	 */
@@ -603,7 +603,7 @@ pgstat_start(void)
 	/*
 	 * Do nothing if too soon since last collector start.  This is a safety
 	 * valve to protect against continuous respawn attempts if the collector
-	 * is dying immediately at launch.	Note that since we will be re-called
+	 * is dying immediately at launch.  Note that since we will be re-called
 	 * from the postmaster main loop, we will get another chance later.
 	 */
 	curtime = time(NULL);
@@ -1047,7 +1047,7 @@ pgstat_vacuum_stat(void)
  *
  *	Collect the OIDs of all objects listed in the specified system catalog
  *	into a temporary hash table.  Caller should hash_destroy the result
- *	when done with it.	(However, we make the table in CurrentMemoryContext
+ *	when done with it.  (However, we make the table in CurrentMemoryContext
  *	so that it will be freed properly in event of an error.)
  * ----------
  */
@@ -1292,7 +1292,7 @@ pgstat_report_analyze(Relation rel,
 	 * have counted such rows as live or dead respectively. Because we will
 	 * report our counts of such rows at transaction end, we should subtract
 	 * off these counts from what we send to the collector now, else they'll
-	 * be double-counted after commit.	(This approach also ensures that the
+	 * be double-counted after commit.  (This approach also ensures that the
 	 * collector ends up with the right numbers if we abort instead of
 	 * committing.)
 	 */
@@ -1522,7 +1522,7 @@ pgstat_end_function_usage(PgStat_FunctionCallUsage *fcu, bool finalize)
 
 	/*
 	 * Compute the new f_total_time as the total elapsed time added to the
-	 * pre-call value of f_total_time.	This is necessary to avoid
+	 * pre-call value of f_total_time.  This is necessary to avoid
 	 * double-counting any time taken by recursive calls of myself.  (We do
 	 * not need any similar kluge for self time, since that already excludes
 	 * any recursive calls.)
@@ -2007,7 +2007,7 @@ AtPrepare_PgStat(void)
  *		Clean up after successful PREPARE.
  *
  * All we need do here is unlink the transaction stats state from the
- * nontransactional state.	The nontransactional action counts will be
+ * nontransactional state.  The nontransactional action counts will be
  * reported to the stats collector immediately, while the effects on live
  * and dead tuple counts are preserved in the 2PC state file.
  *
@@ -2768,12 +2768,12 @@ pgstat_read_current_status(void)
  * pgstat_get_backend_current_activity() -
  *
  *	Return a string representing the current activity of the backend with
- *	the specified PID.	This looks directly at the BackendStatusArray,
+ *	the specified PID.  This looks directly at the BackendStatusArray,
  *	and so will provide current information regardless of the age of our
  *	transaction's snapshot of the status array.
  *
  *	It is the caller's responsibility to invoke this only for backends whose
- *	state is expected to remain stable while the result is in use.	The
+ *	state is expected to remain stable while the result is in use.  The
  *	only current use is in deadlock reporting, where we can expect that
  *	the target backend is blocked on a lock.  (There are corner cases
  *	where the target's wait could get aborted while we are looking at it,
@@ -2841,7 +2841,7 @@ pgstat_get_backend_current_activity(int pid, bool checkUser)
  * pgstat_get_crashed_backend_activity() -
  *
  *	Return a string representing the current activity of the backend with
- *	the specified PID.	Like the function above, but reads shared memory with
+ *	the specified PID.  Like the function above, but reads shared memory with
  *	the expectation that it may be corrupt.  On success, copy the string
  *	into the "buffer" argument and return that pointer.  On failure,
  *	return NULL.
@@ -2850,7 +2850,7 @@ pgstat_get_backend_current_activity(int pid, bool checkUser)
  *	query that crashed a backend.  In particular, no attempt is made to
  *	follow the correct concurrency protocol when accessing the
  *	BackendStatusArray.  But that's OK, in the worst case we'll return a
- *	corrupted message.	We also must take care not to trip on ereport(ERROR).
+ *	corrupted message.  We also must take care not to trip on ereport(ERROR).
  * ----------
  */
 const char *
@@ -2996,7 +2996,7 @@ pgstat_send_bgwriter(void)
 /* ----------
  * PgstatCollectorMain() -
  *
- *	Start up the statistics collector process.	This is the body of the
+ *	Start up the statistics collector process.  This is the body of the
  *	postmaster child process.
  *
  *	The argc/argv parameters are valid only in EXEC_BACKEND case.
@@ -3017,7 +3017,7 @@ PgstatCollectorMain(int argc, char *argv[])
 
 	/*
 	 * If possible, make this process a group leader, so that the postmaster
-	 * can signal any child processes too.	(pgstat probably never has any
+	 * can signal any child processes too.  (pgstat probably never has any
 	 * child processes, but for consistency we make all postmaster child
 	 * processes do this.)
 	 */
@@ -3248,7 +3248,7 @@ PgstatCollectorMain(int argc, char *argv[])
 
 		/*
 		 * Windows, at least in its Windows Server 2003 R2 incarnation,
-		 * sometimes loses FD_READ events.	Waking up and retrying the recv()
+		 * sometimes loses FD_READ events.  Waking up and retrying the recv()
 		 * fixes that, so don't sleep indefinitely.  This is a crock of the
 		 * first water, but until somebody wants to debug exactly what's
 		 * happening there, this is the best we can do.  The two-second
@@ -3566,7 +3566,7 @@ pgstat_write_statsfile(bool permanent)
 		/*
 		 * If there is clock skew between backends and the collector, we could
 		 * receive a stats request time that's in the future.  If so, complain
-		 * and reset last_statrequest.	Resetting ensures that no inquiry
+		 * and reset last_statrequest.  Resetting ensures that no inquiry
 		 * message can cause more than one stats file write to occur.
 		 */
 		if (last_statrequest > last_statwrite)
@@ -3940,14 +3940,14 @@ backend_read_statsfile(void)
 
 	/*
 	 * We set the minimum acceptable timestamp to PGSTAT_STAT_INTERVAL msec
-	 * before now.	This indirectly ensures that the collector needn't write
+	 * before now.  This indirectly ensures that the collector needn't write
 	 * the file more often than PGSTAT_STAT_INTERVAL.  In an autovacuum
 	 * worker, however, we want a lower delay to avoid using stale data, so we
 	 * use PGSTAT_RETRY_DELAY (since the number of worker is low, this
 	 * shouldn't be a problem).
 	 *
 	 * Note that we don't recompute min_ts after sleeping; so we might end up
-	 * accepting a file a bit older than PGSTAT_STAT_INTERVAL.	In practice
+	 * accepting a file a bit older than PGSTAT_STAT_INTERVAL.  In practice
 	 * that shouldn't happen, though, as long as the sleep time is less than
 	 * PGSTAT_STAT_INTERVAL; and we don't want to lie to the collector about
 	 * what our cutoff time really is.
@@ -4012,7 +4012,7 @@ pgstat_setup_memcxt(void)
 /* ----------
  * pgstat_clear_snapshot() -
  *
- *	Discard any data collected in the current transaction.	Any subsequent
+ *	Discard any data collected in the current transaction.  Any subsequent
  *	request will cause new snapshots to be read.
  *
  *	This is also invoked during transaction commit or abort to discard
@@ -4251,7 +4251,7 @@ pgstat_recv_resetcounter(PgStat_MsgResetcounter *msg, int len)
 	dbentry->functions = NULL;
 
 	/*
-	 * Reset database-level stats too.	This should match the initialization
+	 * Reset database-level stats too.  This should match the initialization
 	 * code in pgstat_get_db_entry().
 	 */
 	dbentry->n_xact_commit = 0;