sdcc/support/cpp/win32/dirent.h

   1 /*
   2  * DIRENT.H (formerly DIRLIB.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  */
   8 #ifndef _DIRENT_H_
   9 #define _DIRENT_H_
  10
  11 #include <stdio.h>
  12 #include <io.h>
  13
  14 #ifndef RC_INVOKED
  15
  16 #ifdef __cplusplus
  17 extern "C" {
  18 #endif
  19
  20 struct dirent
  21 {
  22         long            d_ino;          /* Always zero. */
  23         unsigned short  d_reclen;       /* Always zero. */
  24         unsigned short  d_namlen;       /* Length of name in d_name. */
  25         char            d_name[FILENAME_MAX]; /* File name. */
  26 };
  27
  28 /*
  29  * This is an internal data structure. Good programmers will not use it
  30  * except as an argument to one of the functions below.
  31  * dd_stat field is now int (was short in older versions).
  32  */
  33 typedef struct
  34 {
  35         /* disk transfer area for this dir */
  36         struct _finddata_t      dd_dta;
  37
  38         /* dirent struct to return from dir (NOTE: this makes this thread
  39          * safe as long as only one thread uses a particular DIR struct at
  40          * a time) */
  41         struct dirent           dd_dir;
  42
  43         /* _findnext handle */
  44         long                    dd_handle;
  45
  46         /*
  47          * Status of search:
  48          *   0 = not started yet (next entry to read is first entry)
  49          *  -1 = off the end
  50          *   positive = 0 based index of next entry
  51          */
  52         int                     dd_stat;
  53
  54         /* given path for dir with search pattern (struct is extended) */
  55         char                    dd_name[1];
  56 } DIR;
  57
  58 DIR* __cdecl opendir (const char*);
  59 struct dirent* __cdecl readdir (DIR*);
  60 int __cdecl closedir (DIR*);
  61 void __cdecl rewinddir (DIR*);
  62 long __cdecl telldir (DIR*);
  63 void __cdecl seekdir (DIR*, long);
  64
  65
  66 /* wide char versions */
  67
  68 struct _wdirent
  69 {
  70         long            d_ino;          /* Always zero. */
  71         unsigned short  d_reclen;       /* Always zero. */
  72         unsigned short  d_namlen;       /* Length of name in d_name. */
  73         wchar_t         d_name[FILENAME_MAX]; /* File name. */
  74 };
  75
  76 /*
  77  * This is an internal data structure. Good programmers will not use it
  78  * except as an argument to one of the functions below.
  79  */
  80 typedef struct
  81 {
  82         /* disk transfer area for this dir */
  83         struct _wfinddata_t     dd_dta;
  84
  85         /* dirent struct to return from dir (NOTE: this makes this thread
  86          * safe as long as only one thread uses a particular DIR struct at
  87          * a time) */
  88         struct _wdirent         dd_dir;
  89
  90         /* _findnext handle */
  91         long                    dd_handle;
  92
  93         /*
  94          * Status of search:
  95          *   0 = not started yet (next entry to read is first entry)
  96          *  -1 = off the end
  97          *   positive = 0 based index of next entry
  98          */
  99         int                     dd_stat;
 100
 101         /* given path for dir with search pattern (struct is extended) */
 102         wchar_t                 dd_name[1];
 103 } _WDIR;
 104
 105
 106
 107 _WDIR* __cdecl _wopendir (const wchar_t*);
 108 struct _wdirent*  __cdecl _wreaddir (_WDIR*);
 109 int __cdecl _wclosedir (_WDIR*);
 110 void __cdecl _wrewinddir (_WDIR*);
 111 long __cdecl _wtelldir (_WDIR*);
 112 void __cdecl _wseekdir (_WDIR*, long);
 113
 114
 115 #ifdef  __cplusplus
 116 }
 117 #endif
 118
 119 #endif  /* Not RC_INVOKED */
 120
 121 #endif  /* Not _DIRENT_H_ */