purge: prevent a silly crash with --confirm --files
if --files is passed, there was no directory to checks and `msg` was undefined.
This is now fixed and tested.
/*
revlog.h - efficient revlog parsing
This software may be used and distributed according to the terms of
the GNU General Public License, incorporated herein by reference.
*/
#ifndef _HG_REVLOG_H_
#define _HG_REVLOG_H_
#include <Python.h>
extern PyTypeObject HgRevlogIndex_Type;
#define HgRevlogIndex_Check(op) PyObject_TypeCheck(op, &HgRevlogIndex_Type)
#endif /* _HG_REVLOG_H_ */