1 /*

     2  * This file is part of the Mingw32 package.

     3  *

     4  * unistd.h maps (roughly) to io.h

     5  */

     6 

     7 #ifndef _UNISTD_H

     8 #define _UNISTD_H

     9 

    10 #include <io.h>

    11 #include <process.h>

    12 

    13 #define __UNISTD_GETOPT__

    14 #include <getopt.h>

    15 #undef __UNISTD_GETOPT__

    16 

    17 /* These are also defined in stdio.h. */

    18 #ifndef	SEEK_SET

    19 #define SEEK_SET 0

    20 #endif

    21 

    22 #ifndef	SEEK_CUR

    23 #define SEEK_CUR 1

    24 #endif

    25 

    26 #ifndef SEEK_END

    27 #define SEEK_END 2

    28 #endif

    29 

    30 #ifdef __cplusplus

    31 extern "C" {

    32 #endif

    33 

    34 

    35 /* This is defined as a real library function to allow autoconf

    36    to verify its existence. */

    37 int ftruncate(int, off_t);

    38 __CRT_INLINE int ftruncate(int __fd, off_t __length)

    39 {

    40   return _chsize (__fd, __length);

    41 }

    42 

    43 #ifdef __cplusplus

    44 }

    45 #endif

    46 

    47 #endif /* _UNISTD_H */