mingw/include/dos.h

   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 _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_ */