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- /*****************************************************************************
- * Copyright 1990, 1992 Free Software Foundation, Inc.
- *
- * This code was donated by Intel Corp.
- *
- * Intel hereby grants you permission to copy, modify, and
- * distribute this software and its documentation. Intel grants
- * this permission provided that the above copyright notice
- * appears in all copies and that both the copyright notice and
- * this permission notice appear in supporting documentation. In
- * addition, Intel grants this permission provided that you
- * prominently mark as not part of the original any modifications
- * made to this software or documentation, and that the name of
- * Intel Corporation not be used in advertising or publicity
- * pertaining to distribution of the software or the documentation
- * without specific, written prior permission.
- *
- * Intel Corporation does not warrant, guarantee or make any
- * representations regarding the use of, or the results of the use
- * of, the software and documentation in terms of correctness,
- * accuracy, reliability, currentness, or otherwise; and you rely
- * on the software, documentation and results solely at your own risk.
- *****************************************************************************/
-
- static char rcsid[] =
- "Id: ttyflush.c,v 1.1.1.1 1991/03/28 16:21:03 rich Exp $";
-
- #include <stdio.h>
- #include <fcntl.h> /* Needed on Sys V */
- #include "ttycntl.h"
-
- /******************************************************************************
- * tty_flush:
- *
- * This routine puts the specified tty into a quiescent state by flushing
- * all pending input and output.
- *
- * The tty is assumed to be connected to an i960 board containing a
- * a NINDY ROM; since the 960 may be generating output, we wait until
- * at least one second goes by without anything new arriving.
- ******************************************************************************/
-
- tty_flush( fd )
- int fd; /* File descriptor of tty line */
- {
- int n; /* Number of characters of pending input */
- char c; /* Next character of input (discarded) */
-
- do {
- TTY_FLUSH( fd );
- sleep(1);
- n = 1;
- TTY_NBREAD( fd, n, &c ); /* Non-blocking read */
- } while ( n > 0 );
- }
-