1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* 23 * Copyright 1997 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 /* Copyright (c) 1988 AT&T */ 28 /* All Rights Reserved */ 29 30 /* 31 * University Copyright- Copyright (c) 1982, 1986, 1988 32 * The Regents of the University of California 33 * All Rights Reserved 34 * 35 * University Acknowledgment- Portions of this document are derived from 36 * software developed by the University of California, Berkeley, and its 37 * contributors. 38 */ 39 40 #pragma ident "%Z%%M% %I% %E% SMI" 41 42 /*LINTLIBRARY*/ 43 44 #include <unistd.h> 45 #include <sys/types.h> 46 #include "curses_inc.h" 47 48 int 49 flushinp(void) 50 { 51 #ifdef DEBUG 52 if (outf) 53 fprintf(outf, "flushinp(), file %x, SP %x\n", 54 cur_term->Filedes, SP); 55 #endif /* DEBUG */ 56 57 #ifdef SYSV 58 (void) ioctl(cur_term -> Filedes, TCFLSH, 0); 59 #else /* SYSV */ 60 /* for insurance against someone using their own buffer: */ 61 (void) ioctl(cur_term -> Filedes, TIOCGETP, &(PROGTTY)); 62 63 /* 64 * SETP waits on output and flushes input as side effect. 65 * Really want an ioctl like TCFLSH but Berkeley doesn't have one. 66 */ 67 (void) ioctl(cur_term -> Filedes, TIOCSETP, &(PROGTTY)); 68 #endif /* SYSV */ 69 70 /* 71 * Get rid of any typeahead which was read(). 72 * Leave characters which were ungetch()'d. 73 */ 74 cur_term->_chars_on_queue = cur_term->_ungotten; 75 76 /* 77 * Have to doupdate() because, if we have stopped output due to 78 * typeahead, now that typeahead is gone, so we had better catch up. 79 */ 80 if (_INPUTPENDING) 81 (void) doupdate(); 82 return (OK); 83 } 84