Improve connectMaintenanceDatabase() error reporting.

The prior coding instructs the user to pick an alternative maintenance
database, but this is overly clever, since it obscures whatever the real
cause of the failure is.

Josh Kupershmidt

src/bin/scripts/common.c

@@ -197,17 +197,7 @@ connectMaintenanceDatabase(const char *maintenance_db, const char *pghost,
 						   progname, true);
 	if (!conn)
 		conn = connectDatabase("template1", pghost, pgport, pguser,
-							   prompt_password, progname, true);
-
-	if (!conn)
-	{
-		fprintf(stderr, _("%s: could not connect to databases \"postgres\" or \"template1\"\n"
-						  "Please specify an alternative maintenance database.\n"),
-				progname);
-		fprintf(stderr, _("Try \"%s --help\" for more information.\n"),
-				progname);
-		exit(1);
-	}
+							   prompt_password, progname, false);
 
 	return conn;
 }