glibc/sysdeps/unix/sysv/linux/tcdrain.c
Joseph Myers 688903eb3e Update copyright dates with scripts/update-copyrights.
* All files with FSF copyright notices: Update copyright dates
	using scripts/update-copyrights.
	* locale/programs/charmap-kw.h: Regenerated.
	* locale/programs/locfile-kw.h: Likewise.
2018-01-01 00:32:25 +00:00

31 lines
1.1 KiB
C

/* Copyright (C) 1995-2018 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 <termios.h>
#include <sys/ioctl.h>
#include <sysdep-cancel.h>
/* Wait for pending output to be written on FD. */
int
__libc_tcdrain (int fd)
{
/* With an argument of 1, TCSBRK for output to be drain. */
return SYSCALL_CANCEL (ioctl, fd, TCSBRK, 1);
}
weak_alias (__libc_tcdrain, tcdrain)