/* Windows version of dirent.h
Copyright (C) 1996-2023 Free Software Foundation, Inc.
This file is part of GNU Make.

GNU Make is free software; you can redistribute it and/or modify it under the
terms of the GNU General Public License as published by the Free Software
Foundation; either version 3 of the License, or (at your option) any later
version.

GNU Make is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
A PARTICULAR PURPOSE.  See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with
this program.  If not, see <https://www.gnu.org/licenses/>.  */

#ifndef _DIRENT_H
#define _DIRENT_H

#ifdef __MINGW32__
# include <windows.h>
# include_next <dirent.h>
#else

#include <stdlib.h>
#include <windows.h>
#include <limits.h>
#include <sys/types.h>

#ifndef NAME_MAX
#define NAME_MAX 255
#endif

#define __DIRENT_COOKIE 0xfefeabab

/* File types for `d_type'.
   Windows only supports DT_CHR, DT_DIR, and DT_REG.  */
enum
  {
    DT_UNKNOWN = 0,
# define DT_UNKNOWN     DT_UNKNOWN
    DT_FIFO = 1,
# define DT_FIFO        DT_FIFO
    DT_CHR = 2,
# define DT_CHR         DT_CHR
    DT_DIR = 4,
# define DT_DIR         DT_DIR
    DT_BLK = 6,
# define DT_BLK         DT_BLK
    DT_REG = 8,
# define DT_REG         DT_REG
    DT_LNK = 10,
# define DT_LNK         DT_LNK
    DT_SOCK = 12,
# define DT_SOCK        DT_SOCK
    DT_WHT = 14
# define DT_WHT         DT_WHT
  };


struct dirent
  {
    ino_t d_ino;             /* unused - no equivalent on Windows32.  */
    unsigned char d_type;
    char d_name[NAME_MAX+1]; /* must come last due to dir.c assumptions.  */
  };

typedef struct dir_struct
  {
    ULONG   dir_ulCookie;
    HANDLE  dir_hDirHandle;
    DWORD   dir_nNumFiles;
    char    dir_pDirectoryName[NAME_MAX+1];
    struct dirent dir_sdReturn;
  } DIR;

DIR *opendir(const char *);
struct dirent *readdir(DIR *);
void rewinddir(DIR *);
void closedir(DIR *);
void seekdir(DIR *, long);

#endif  /* !__MINGW32__ */
#endif