/*
 *****************************************************************************
 *
 *	$RCSfile: lockutil.h,v $
 *	$Date: 1999/04/05 19:06:12 $
 *	$Source: /home/richard/Xml/RCS/lockutil.h,v $
 *	$Revision: 1.2 $
 *	$Author: richard $
 *
 *****************************************************************************
 *
 *  Copyright 1998, Brown University and Richard Goerwitz
 *
 *****************************************************************************
 */

#ifndef LOCKUTIL_H_INCLUDED
#define LOCKUTIL_H_INCLUDED

/* name of a file that's guaranteed to have no data, and always be there */
#define DUMMY_FILE_NAME "/dev/null"

extern FILE *fopen_and_readlock (char *);
extern FILE *fopen_and_writelock (char *);
extern int fclose_and_unlock (FILE *);

#endif /* LOCKUTIL_H_INCLUDED */