blob: 00307e3e0d1b40378da3282552f56d343bb54e1e (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
|
/*
* lseek() - POSIX 1003.1b 6.5.3 - Reposition Read/Write File Offset
*
* COPYRIGHT (c) 1989-1999.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.org/license/LICENSE.
*/
#if HAVE_CONFIG_H
#include "config.h"
#endif
#include <unistd.h>
#include <rtems/libio_.h>
off_t lseek( int fd, off_t offset, int whence )
{
rtems_libio_t *iop;
off_t rv;
LIBIO_GET_IOP( fd, iop );
rv = (*iop->pathinfo.handlers->lseek_h)( iop, offset, whence );
rtems_libio_iop_drop( iop );
return rv;
}
/*
* _lseek_r
*
* This is the Newlib dependent reentrant version of lseek().
*/
#if defined(RTEMS_NEWLIB) && !defined(HAVE__LSEEK_R)
#include <reent.h>
off_t _lseek_r(
struct _reent *ptr RTEMS_UNUSED,
int fd,
off_t offset,
int whence
)
{
return lseek( fd, offset, whence );
}
#endif
|