1 /*

     2  * dos.h

     3  * This file has no copyright assigned and is placed in the Public Domain.

     4  * This file is a part of the mingw-runtime package.

     5  * No warranty is given; refer to the file DISCLAIMER within the package.

     6  *

     7  * DOS-specific functions and structures.

     8  *

     9  */

    10 

    11 #ifndef	_DOS_H_

    12 #define	_DOS_H_

    13 

    14 /* All the headers include this file. */

    15 #include <_mingw.h>

    16 

    17 #define __need_wchar_t

    18 #ifndef RC_INVOKED

    19 #include <stddef.h>

    20 #endif	/* Not RC_INVOKED */

    21 

    22 /* For DOS file attributes */

    23 #include <io.h>

    24 

    25 #ifndef RC_INVOKED

    26 

    27 #ifdef __cplusplus

    28 extern "C" {

    29 #endif

    30 

    31 #ifndef __MSVCRT__ /* these are in CRTDLL, but not MSVCRT */

    32 #ifndef __DECLSPEC_SUPPORTED

    33 extern unsigned int *_imp___basemajor_dll;

    34 extern unsigned int *_imp___baseminor_dll;

    35 extern unsigned int *_imp___baseversion_dll;

    36 extern unsigned int *_imp___osmajor_dll;

    37 extern unsigned int *_imp___osminor_dll;

    38 extern unsigned int *_imp___osmode_dll;

    39 

    40 #define _basemajor (*_imp___basemajor_dll)

    41 #define _baseminor (*_imp___baseminor_dll)

    42 #define _baseversion (*_imp___baseversion_dll)

    43 #define _osmajor (*_imp___osmajor_dll)

    44 #define _osminor (*_imp___osminor_dll)

    45 #define _osmode (*_imp___osmode_dll)

    46 

    47 #else /* __DECLSPEC_SUPPORTED */

    48 

    49 __MINGW_IMPORT unsigned int _basemajor_dll;

    50 __MINGW_IMPORT unsigned int _baseminor_dll;

    51 __MINGW_IMPORT unsigned int _baseversion_dll;

    52 __MINGW_IMPORT unsigned int _osmajor_dll;

    53 __MINGW_IMPORT unsigned int _osminor_dll;

    54 __MINGW_IMPORT unsigned int _osmode_dll;

    55 

    56 #define _basemajor _basemajor_dll

    57 #define _baseminor _baseminor_dll

    58 #define _baseversion _baseversion_dll

    59 #define _osmajor _osmajor_dll

    60 #define _osminor _osminor_dll

    61 #define _osmode _osmode_dll

    62 

    63 #endif /* __DECLSPEC_SUPPORTED */

    64 #endif /* ! __MSVCRT__ */

    65 

    66 #ifndef _DISKFREE_T_DEFINED

    67 /* needed by _getdiskfree (also in direct.h) */

    68 struct _diskfree_t {

    69 	unsigned total_clusters;

    70 	unsigned avail_clusters;

    71 	unsigned sectors_per_cluster;

    72 	unsigned bytes_per_sector;

    73 };

    74 #define _DISKFREE_T_DEFINED

    75 #endif  

    76 

    77 _CRTIMP unsigned __cdecl __MINGW_NOTHROW _getdiskfree (unsigned, struct _diskfree_t *);

    78 

    79 #ifndef	_NO_OLDNAMES

    80 # define diskfree_t _diskfree_t

    81 #endif

    82 

    83 #ifdef __cplusplus

    84 }

    85 #endif

    86 

    87 #endif	/* Not RC_INVOKED */

    88 

    89 #endif	/* Not _DOS_H_ */