mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-01 17:30:07 +00:00
51 lines
1.3 KiB
C
51 lines
1.3 KiB
C
/* Copyright (C) 1991-2015 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2.1 of the License, or (at your option) any later version.
|
|
|
|
The GNU C Library is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with the GNU C Library; if not, see
|
|
<http://www.gnu.org/licenses/>. */
|
|
|
|
#include <errno.h>
|
|
#include <stddef.h>
|
|
#include <termios.h>
|
|
#include <unistd.h>
|
|
#include "bsdtty.h"
|
|
#include <sys/file.h>
|
|
|
|
/* Flush pending data on FD. */
|
|
int
|
|
tcflush (fd, queue_selector)
|
|
int fd;
|
|
int queue_selector;
|
|
{
|
|
int arg;
|
|
|
|
switch (queue_selector)
|
|
{
|
|
case TCIFLUSH:
|
|
arg = FREAD;
|
|
break;
|
|
case TCOFLUSH:
|
|
arg = FWRITE;
|
|
break;
|
|
case TCIOFLUSH:
|
|
arg = FREAD | FWRITE;
|
|
break;
|
|
default:
|
|
__set_errno (EINVAL);
|
|
return -1;
|
|
}
|
|
|
|
return __ioctl (fd, TIOCFLUSH, (void *) &arg);
|
|
}
|