Teach pg_controldata and pg_resetxlog about the new backupEndRequired field

in control file.

src/bin/pg_controldata/pg_controldata.c

@@ -232,6 +232,8 @@ main(int argc, char *argv[])
 	printf(_("Backup start location:                %X/%X\n"),
 		   ControlFile.backupStartPoint.xlogid,
 		   ControlFile.backupStartPoint.xrecoff);
+	printf(_("End-of-backup record required:        %s\n"),
+		   ControlFile.backupEndRequired ? _("yes") : _("no"));
 	printf(_("Current wal_level setting:            %s\n"),
 		   wal_level_str(ControlFile.wal_level));
 	printf(_("Current max_connections setting:      %d\n"),

src/bin/pg_resetxlog/pg_resetxlog.c

@@ -637,6 +637,7 @@ RewriteControlFile(void)
 	ControlFile.minRecoveryPoint.xrecoff = 0;
 	ControlFile.backupStartPoint.xlogid = 0;
 	ControlFile.backupStartPoint.xrecoff = 0;
+	ControlFile.backupEndRequired = false;
 
 	/*
 	 * Force the defaults for max_* settings. The values don't really matter