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 /* Copyright (c) 1988 AT&T */ 23 /* All Rights Reserved */ 24 25 26 /* 27 * Copyright (c) 1997, by Sun Microsystems, Inc. 28 * All rights reserved. 29 */ 30 31 #pragma ident "%Z%%M% %I% %E% SMI" 32 33 /*LINTLIBRARY*/ 34 35 #include <sys/types.h> 36 #include "curses_inc.h" 37 38 /* 39 * Read a process code from the terminal 40 * cntl: = 0 for single-char key only 41 * = 1 for matching function key and macro patterns. 42 * = 2 same as 1 but no time-out for funckey matching. 43 */ 44 45 wchar_t 46 tgetwch(int cntl) 47 { 48 int c, n, type, width; 49 char buf[CSMAX]; 50 wchar_t wchar; 51 52 /* get the first byte */ 53 /* LINTED */ 54 if ((c = (int)tgetch(cntl)) == ERR) 55 return (ERR); 56 57 type = TYPE(c); 58 width = cswidth[type] - ((type == 1 || type == 2) ? 0 : 1); 59 /* LINTED */ 60 buf[0] = (char)c; 61 for (n = 1; n < width; ++n) { 62 /* LINTED */ 63 if ((c = (int)tgetch(cntl)) == ERR) 64 return (ERR); 65 if (TYPE(c) != 0) 66 return (ERR); 67 /* LINTED */ 68 buf[n] = (char)c; 69 } 70 71 /* translate it to process code */ 72 (void) _curs_mbtowc(&wchar, buf, n); 73 return (wchar); 74 } 75