Improve xid wraparound message (the server isn't really shut down, just

not accepting queries).

         errmsg("database is not accepting queries to avoid
	 wraparound data loss in database \"%s\"",
         errhint("Stop the postmaster and use a standalone
	 backend to VACUUM database \"%s\".",

src/backend/access/transam/varsup.c

@@ -6,7 +6,7 @@
  * Copyright (c) 2000-2005, PostgreSQL Global Development Group
  *
  * IDENTIFICATION
- *	  $PostgreSQL: pgsql/src/backend/access/transam/varsup.c,v 1.65 2005/08/12 01:35:55 tgl Exp $
+ *	  $PostgreSQL: pgsql/src/backend/access/transam/varsup.c,v 1.66 2005/08/22 16:59:47 momjian Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -66,9 +66,9 @@ GetNewTransactionId(bool isSubXact)
 			TransactionIdFollowsOrEquals(xid, ShmemVariableCache->xidStopLimit))
 			ereport(ERROR,
 					(errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
-					 errmsg("database is shut down to avoid wraparound data loss in database \"%s\"",
+					 errmsg("database is not accepting queries to avoid wraparound data loss in database \"%s\"",
 							NameStr(ShmemVariableCache->limit_datname)),
-					 errhint("Stop the postmaster and use a standalone backend to VACUUM in \"%s\".",
+					 errhint("Stop the postmaster and use a standalone backend to VACUUM database \"%s\".",
 							 NameStr(ShmemVariableCache->limit_datname))));
 		else
 			ereport(WARNING,