/*
 * dirret.h	defines and structures for dir_retrieve()
 *
 * (c) Copyright 1988 Aspen Scientific
 * All Rights Reserved.
 */

/* define only one of the following host systems
 */
/* build under MS-DOS */
#ifndef A_MSDOS
# define A_MSDOS	1
#endif

/* build under Unix */
#ifndef A_UNIX
/** # define A_UNIX	1 **/
#endif

/* define this if you have an ansi c compiler
 */
#define A_ANSI	1

#define ALLOC_UNIT	5	/* allocate at least this much */

/* define the length of each file name under MS-DOS and Unix
 */
#ifdef A_MSDOS
# define _FN_SZ	13		/* sizeof (find_buf.name) */
#else
# include <sys/dir.h>
# define _FN_SZ	DIRSIZ+1	/* see sys/dir.h */
#endif

struct dir_retrieve_t {
	char name[ _FN_SZ ];	/* file name */
	char subdir;		/* is it a sub-dir? */
};

#ifdef A_ANSI

extern struct dir_retrieve_t * dir_retrieve( char *, int * );
extern void dir_free( struct dir_retrieve_t * );

#else

# define void	int

extern struct dir_retrieve_t * dir_retrieve();
extern void dir_free();

#endif