compiler/clib/fstat.c

   1 /*
   2     Copyright © 1995-2011, The AROS Development Team. All rights reserved.
   3     $Id$
   4
   5     ANSI C function fstat().
   6 */
   7
   8 #include <errno.h>
   9
  10 #include "__stat.h"
  11 #include "__fdesc.h"
  12
  13 /*****************************************************************************
  14
  15     NAME */
  16
  17 #include <sys/stat.h>
  18
  19         int fstat(
  20
  21 /*  SYNOPSIS */
  22         int fd,
  23         struct stat *sb)
  24
  25 /*  FUNCTION
  26         Returns information about a file specified by an open file descriptor.
  27         Information is stored in stat structure. Consult stat() documentation
  28         for detailed description of that structure.
  29
  30     INPUTS
  31         filedes - File descriptor of the file
  32         sb - Pointer to stat structure that will be filled by the fstat()
  33         call.
  34
  35     RESULT
  36         0 on success and -1 on error. If an error occurred, the global
  37         variable errno is set.
  38
  39     NOTES
  40
  41     EXAMPLE
  42
  43     BUGS
  44
  45     SEE ALSO
  46         stat()
  47
  48     INTERNALS
  49         Consult stat() documentation for details.
  50
  51 ******************************************************************************/
  52 {
  53     fdesc *desc = __getfdesc(fd);
  54
  55     if (!desc)
  56     {
  57         errno = EBADF;
  58
  59         return -1;
  60     }
  61
  62     return __stat(desc->fcb->fh, sb, TRUE);
  63 }
  64