source: rtems/cpukit/libcsupport/src/tcflush.c @ 1c6926c1

Last change on this file since 1c6926c1 was 1c6926c1, checked in by Kevin Kirspel <kevin-kirspel@…>, on Mar 21, 2017 at 7:39:48 PM

termios: Synchronize with latest FreeBSD headers

Adding modified FreeBSD headers to synchronize RTEMS termios with
FreeBSD. Modify termios to support dedicated input and output baud for
termios structure. Updated BSPs to use dedicated input and output baud
in termios structure. Updated tools to use dedicated input and output
baud in termios structure. Updated termios testsuites to use dedicated
input and output baud in termios structure.

Close #2897.

  • Property mode set to 100644
File size: 850 bytes
Line 
1/*
2 *  tcflush() - POSIX 1003.1b 7.2.2 - Line Control Functions
3 *
4 *  COPYRIGHT (c) 1989-2010.
5 *  On-Line Applications Research Corporation (OAR).
6 *
7 *  The license and distribution terms for this file may be
8 *  found in the file LICENSE in this distribution or at
9 *  http://www.rtems.org/license/LICENSE.
10 */
11
12#if HAVE_CONFIG_H
13  #include "config.h"
14#endif
15
16#include <sys/fcntl.h>
17#include <termios.h>
18#include <stdint.h>
19#include <sys/ioccom.h>
20#include <rtems/libio.h>
21#include <rtems/libio_.h>
22#include <rtems/seterr.h>
23
24int tcflush( int fd, int which )
25{
26  int com;
27
28  switch (which) {
29  case TCIFLUSH:
30    com = FREAD;
31    break;
32  case TCOFLUSH:
33    com = FWRITE;
34    break;
35  case TCIOFLUSH:
36    com = FREAD | FWRITE;
37    break;
38  default:
39    rtems_set_errno_and_return_minus_one( EINVAL );
40  }
41  return ioctl( fd, TIOCFLUSH, &com );
42}
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