kolibrios/contrib/sdk/sources/newlib/libc/sys/fstat.c
Sergey Semyonov (Serge) 7315bb05c0 newlib-2.1.0
git-svn-id: svn://kolibrios.org@4921 a494cfbc-eb01-0410-851d-a64ba20cac60
2014-05-10 22:12:19 +00:00

60 lines
1.4 KiB
C

/* fstat.c -- get status of a file.
*
* Copyright (c) 1995 Cygnus Support
*
* The authors hereby grant permission to use, copy, modify, distribute,
* and license this software and its documentation for any purpose, provided
* that existing copyright notices are retained in all copies and that this
* notice is included verbatim in any distributions. No written agreement,
* license, or royalty fee is required for any of the authorized uses.
* Modifications to this software may be copyrighted by their authors
* and need not follow the licensing terms described here, provided that
* the new terms are clearly indicated on the first page of each file where
* they apply.
*/
#include <errno.h>
#include <string.h>
#include <sys/unistd.h>
#include <sys/kos_io.h>
#include <sys/stat.h>
#include "glue.h"
#include "io.h"
int
_DEFUN (fstat, (fd, buf),
int fd _AND
struct stat *buf)
{
fileinfo_t info;
__io_handle *ioh;
if( (fd < 0) || (fd >=64) )
{
errno = EBADF;
return (-1);
};
memset (buf, 0, sizeof (* buf));
if (fd <= STDERR_FILENO)
{
buf->st_mode = S_IFCHR;
buf->st_blksize = 0;
}
else
{
ioh = &__io_tab[fd];
get_fileinfo(ioh->name, &info);
buf->st_mode = S_IFREG;
buf->st_blksize = 4096;
buf->st_size = info.size;
};
return (0);
}