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

4 files changed, 29 insertions, 29 deletions

diff --git a/src/backend/tcop/fastpath.c b/src/backend/tcop/fastpath.c
index 30863bb7b96..869e0e1391f 100644
--- a/src/backend/tcop/fastpath.c
+++ b/src/backend/tcop/fastpath.c
@@ -42,8 +42,8 @@
  * each fastpath call as a separate transaction command, and so the
  * cached data could never actually have been reused.  If it had worked
  * as intended, it would have had problems anyway with dangling references
- * in the FmgrInfo struct.	So, forget about caching and just repeat the
- * syscache fetches on each usage.	They're not *that* expensive.
+ * in the FmgrInfo struct.  So, forget about caching and just repeat the
+ * syscache fetches on each usage.  They're not *that* expensive.
  */
 struct fp_info
 {
@@ -203,7 +203,7 @@ fetch_fp_info(Oid func_id, struct fp_info * fip)
 
 	/*
 	 * Since the validity of this structure is determined by whether the
-	 * funcid is OK, we clear the funcid here.	It must not be set to the
+	 * funcid is OK, we clear the funcid here.  It must not be set to the
 	 * correct value until we are about to return with a good struct fp_info,
 	 * since we can be interrupted (i.e., with an ereport(ERROR, ...)) at any
 	 * time.  [No longer really an issue since we don't save the struct
@@ -255,7 +255,7 @@ fetch_fp_info(Oid func_id, struct fp_info * fip)
  * RETURNS:
  *		0 if successful completion, EOF if frontend connection lost.
  *
- * Note: All ordinary errors result in ereport(ERROR,...).	However,
+ * Note: All ordinary errors result in ereport(ERROR,...).  However,
  * if we lose the frontend connection there is no one to ereport to,
  * and no use in proceeding...
  *
@@ -509,7 +509,7 @@ parse_fcall_arguments(StringInfo msgBuf, struct fp_info * fip,
 
 			/*
 			 * Since stringinfo.c keeps a trailing null in place even for
-			 * binary data, the contents of abuf are a valid C string.	We
+			 * binary data, the contents of abuf are a valid C string.  We
 			 * have to do encoding conversion before calling the typinput
 			 * routine, though.
 			 */
diff --git a/src/backend/tcop/postgres.c b/src/backend/tcop/postgres.c
index a37fa26a21b..3cdc0715ece 100644
--- a/src/backend/tcop/postgres.c
+++ b/src/backend/tcop/postgres.c
@@ -427,7 +427,7 @@ SocketBackend(StringInfo inBuf)
 		default:
 
 			/*
-			 * Otherwise we got garbage from the frontend.	We treat this as
+			 * Otherwise we got garbage from the frontend.  We treat this as
 			 * fatal because we have probably lost message boundary sync, and
 			 * there's no good way to recover.
 			 */
@@ -826,7 +826,7 @@ exec_simple_query(const char *query_string)
 		ResetUsage();
 
 	/*
-	 * Start up a transaction command.	All queries generated by the
+	 * Start up a transaction command.  All queries generated by the
 	 * query_string will be in this same command block, *unless* we find a
 	 * BEGIN/COMMIT/ABORT statement; we have to force a new xact command after
 	 * one of those, else bad things will happen in xact.c. (Note that this
@@ -835,7 +835,7 @@ exec_simple_query(const char *query_string)
 	start_xact_command();
 
 	/*
-	 * Zap any pre-existing unnamed statement.	(While not strictly necessary,
+	 * Zap any pre-existing unnamed statement.  (While not strictly necessary,
 	 * it seems best to define simple-Query mode as if it used the unnamed
 	 * statement and portal; this ensures we recover any storage used by prior
 	 * unnamed operations.)
@@ -894,7 +894,7 @@ exec_simple_query(const char *query_string)
 
 		/*
 		 * Get the command name for use in status display (it also becomes the
-		 * default completion tag, down inside PortalRun).	Set ps_status and
+		 * default completion tag, down inside PortalRun).  Set ps_status and
 		 * do any special start-of-SQL-command processing needed by the
 		 * destination.
 		 */
@@ -982,7 +982,7 @@ exec_simple_query(const char *query_string)
 
 		/*
 		 * Select the appropriate output format: text unless we are doing a
-		 * FETCH from a binary cursor.	(Pretty grotty to have to do this here
+		 * FETCH from a binary cursor.  (Pretty grotty to have to do this here
 		 * --- but it avoids grottiness in other places.  Ah, the joys of
 		 * backward compatibility...)
 		 */
@@ -1296,7 +1296,7 @@ exec_parse_message(const char *query_string,	/* string to execute */
 	}
 	else
 	{
-		/* Empty input string.	This is legal. */
+		/* Empty input string.  This is legal. */
 		raw_parse_tree = NULL;
 		commandTag = NULL;
 		stmt_list = NIL;
@@ -1355,7 +1355,7 @@ exec_parse_message(const char *query_string,	/* string to execute */
 
 	/*
 	 * We do NOT close the open transaction command here; that only happens
-	 * when the client sends Sync.	Instead, do CommandCounterIncrement just
+	 * when the client sends Sync.  Instead, do CommandCounterIncrement just
 	 * in case something happened during parse/plan.
 	 */
 	CommandCounterIncrement();
@@ -1498,7 +1498,7 @@ exec_bind_message(StringInfo input_message)
 	 * If we are in aborted transaction state, the only portals we can
 	 * actually run are those containing COMMIT or ROLLBACK commands. We
 	 * disallow binding anything else to avoid problems with infrastructure
-	 * that expects to run inside a valid transaction.	We also disallow
+	 * that expects to run inside a valid transaction.  We also disallow
 	 * binding any parameters, since we can't risk calling user-defined I/O
 	 * functions.
 	 */
@@ -1585,7 +1585,7 @@ exec_bind_message(StringInfo input_message)
 				/*
 				 * Rather than copying data around, we just set up a phony
 				 * StringInfo pointing to the correct portion of the message
-				 * buffer.	We assume we can scribble on the message buffer so
+				 * buffer.  We assume we can scribble on the message buffer so
 				 * as to maintain the convention that StringInfos have a
 				 * trailing null.  This is grotty but is a big win when
 				 * dealing with very large parameter strings.
@@ -1976,7 +1976,7 @@ exec_execute_message(const char *portal_name, long max_rows)
 		if (is_xact_command)
 		{
 			/*
-			 * If this was a transaction control statement, commit it.	We
+			 * If this was a transaction control statement, commit it.  We
 			 * will start a new xact command for the next command (if any).
 			 */
 			finish_xact_command();
@@ -2389,7 +2389,7 @@ exec_describe_portal_message(const char *portal_name)
 	/*
 	 * If we are in aborted transaction state, we can't run
 	 * SendRowDescriptionMessage(), because that needs catalog accesses.
-	 * Hence, refuse to Describe portals that return data.	(We shouldn't just
+	 * Hence, refuse to Describe portals that return data.  (We shouldn't just
 	 * refuse all Describes, since that might break the ability of some
 	 * clients to issue COMMIT or ROLLBACK commands, if they use code that
 	 * blindly Describes whatever it does.)
@@ -2611,7 +2611,7 @@ quickdie(SIGNAL_ARGS)
 	on_exit_reset();
 
 	/*
-	 * Note we do exit(2) not exit(0).	This is to force the postmaster into a
+	 * Note we do exit(2) not exit(0).  This is to force the postmaster into a
 	 * system reset cycle if some idiot DBA sends a manual SIGQUIT to a random
 	 * backend.  This is necessary precisely because we don't clean up our
 	 * shared memory state.  (The "dead man switch" mechanism in pmsignal.c
@@ -3293,7 +3293,7 @@ process_postgres_switches(int argc, char *argv[], GucContext ctx,
 	}
 
 	/*
-	 * Parse command-line options.	CAUTION: keep this in sync with
+	 * Parse command-line options.  CAUTION: keep this in sync with
 	 * postmaster/postmaster.c (the option sets should not conflict) and with
 	 * the common help() function in main/main.c.
 	 */
@@ -3590,7 +3590,7 @@ PostgresMain(int argc, char *argv[],
 	 * we have set up the handler.
 	 *
 	 * Also note: it's best not to use any signals that are SIG_IGNored in the
-	 * postmaster.	If such a signal arrives before we are able to change the
+	 * postmaster.  If such a signal arrives before we are able to change the
 	 * handler to non-SIG_IGN, it'll get dropped.  Instead, make a dummy
 	 * handler in the postmaster to reserve the signal. (Of course, this isn't
 	 * an issue for signals that are locally generated, such as SIGALRM and
@@ -3786,7 +3786,7 @@ PostgresMain(int argc, char *argv[],
 		/*
 		 * NOTE: if you are tempted to add more code in this if-block,
 		 * consider the high probability that it should be in
-		 * AbortTransaction() instead.	The only stuff done directly here
+		 * AbortTransaction() instead.  The only stuff done directly here
 		 * should be stuff that is guaranteed to apply *only* for outer-level
 		 * error recovery, such as adjusting the FE/BE protocol status.
 		 */
@@ -3890,7 +3890,7 @@ PostgresMain(int argc, char *argv[],
 		 * collector, and to update the PS stats display.  We avoid doing
 		 * those every time through the message loop because it'd slow down
 		 * processing of batched messages, and because we don't want to report
-		 * uncommitted updates (that confuses autovacuum).	The notification
+		 * uncommitted updates (that confuses autovacuum).  The notification
 		 * processor wants a call too, if we are not in a transaction block.
 		 */
 		if (send_ready_for_query)
diff --git a/src/backend/tcop/pquery.c b/src/backend/tcop/pquery.c
index e8f557c1a1e..ef6520c5783 100644
--- a/src/backend/tcop/pquery.c
+++ b/src/backend/tcop/pquery.c
@@ -557,7 +557,7 @@ PortalStart(Portal portal, ParamListInfo params, Snapshot snapshot)
 
 				/*
 				 * We don't start the executor until we are told to run the
-				 * portal.	We do need to set up the result tupdesc.
+				 * portal.  We do need to set up the result tupdesc.
 				 */
 				{
 					PlannedStmt *pstmt;
@@ -907,7 +907,7 @@ PortalRunSelect(Portal portal,
 	Assert(queryDesc || portal->holdStore);
 
 	/*
-	 * Force the queryDesc destination to the right thing.	This supports
+	 * Force the queryDesc destination to the right thing.  This supports
 	 * MOVE, for example, which will pass in dest = DestNone.  This is okay to
 	 * change as long as we do it on every fetch.  (The Executor must not
 	 * assume that dest never changes.)
@@ -1155,12 +1155,12 @@ PortalRunUtility(Portal portal, Node *utilityStmt, bool isTopLevel,
 	elog(DEBUG3, "ProcessUtility");
 
 	/*
-	 * Set snapshot if utility stmt needs one.	Most reliable way to do this
+	 * Set snapshot if utility stmt needs one.  Most reliable way to do this
 	 * seems to be to enumerate those that do not need one; this is a short
 	 * list.  Transaction control, LOCK, and SET must *not* set a snapshot
 	 * since they need to be executable at the start of a transaction-snapshot
 	 * mode transaction without freezing a snapshot.  By extension we allow
-	 * SHOW not to set a snapshot.	The other stmts listed are just efficiency
+	 * SHOW not to set a snapshot.  The other stmts listed are just efficiency
 	 * hacks.  Beware of listing anything that can modify the database --- if,
 	 * say, it has to update an index with expressions that invoke
 	 * user-defined functions, then it had better have a snapshot.
@@ -1195,7 +1195,7 @@ PortalRunUtility(Portal portal, Node *utilityStmt, bool isTopLevel,
 
 	/*
 	 * Some utility commands may pop the ActiveSnapshot stack from under us,
-	 * so we only pop the stack if we actually see a snapshot set.	Note that
+	 * so we only pop the stack if we actually see a snapshot set.  Note that
 	 * the set of utility commands that do this must be the same set
 	 * disallowed to run inside a transaction; otherwise, we could be popping
 	 * a snapshot that belongs to some other operation.
@@ -1517,7 +1517,7 @@ DoPortalRunFetch(Portal portal,
 				 * Definition: Rewind to start, advance count-1 rows, return
 				 * next row (if any).  In practice, if the goal is less than
 				 * halfway back to the start, it's better to scan from where
-				 * we are.	In any case, we arrange to fetch the target row
+				 * we are.  In any case, we arrange to fetch the target row
 				 * going forwards.
 				 */
 				if (portal->posOverflow || portal->portalPos == LONG_MAX ||
@@ -1624,7 +1624,7 @@ DoPortalRunFetch(Portal portal,
 			 * If we are sitting on a row, back up one so we can re-fetch it.
 			 * If we are not sitting on a row, we still have to start up and
 			 * shut down the executor so that the destination is initialized
-			 * and shut down correctly; so keep going.	To PortalRunSelect,
+			 * and shut down correctly; so keep going.  To PortalRunSelect,
 			 * count == 0 means we will retrieve no row.
 			 */
 			if (on_row)
diff --git a/src/backend/tcop/utility.c b/src/backend/tcop/utility.c
index beaa08358a2..c096b52bfd6 100644
--- a/src/backend/tcop/utility.c
+++ b/src/backend/tcop/utility.c
@@ -258,7 +258,7 @@ PreventCommandIfReadOnly(const char *cmdname)
  * PreventCommandDuringRecovery: throw error if RecoveryInProgress
  *
  * The majority of operations that are unsafe in a Hot Standby slave
- * will be rejected by XactReadOnly tests.	However there are a few
+ * will be rejected by XactReadOnly tests.  However there are a few
  * commands that are allowed in "read-only" xacts but cannot be allowed
  * in Hot Standby mode.  Those commands should call this function.
  */