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) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T */ 28 /* All Rights Reserved */ 29 30 /* Copyright (c) 1979 Regents of the University of California */ 31 32 #pragma ident "%Z%%M% %I% %E% SMI" 33 34 /*LINTLIBRARY*/ 35 36 #if 0 37 static char 38 sccsid[] = "@(#)tputs.c 1.5 88/02/08 SMI"; /* from UCB 4.1 6/27/83 */ 39 #endif 40 41 #include <sys/types.h> 42 #include <sgtty.h> 43 #include <ctype.h> 44 45 /* 46 * The following array gives the number of tens of milliseconds per 47 * character for each speed as returned by gtty. Thus since 300 48 * baud returns a 7, there are 33.3 milliseconds per char at 300 baud. 49 */ 50 static 51 short tmspc10[] = { 52 0, 2000, 1333, 909, 743, 666, 500, 333, 166, 83, 55, 41, 20, 10, 5 53 }; 54 55 short ospeed; 56 char PC; 57 58 /* 59 * Put the character string cp out, with padding. 60 * The number of affected lines is affcnt, and the routine 61 * used to output one character is outc. 62 * 63 * Note: 64 * Return value is provided only because prototype is defined as such; 65 * no real meaning. 66 */ 67 68 int 69 tputs(char *cp, int affcnt, int (*outc)(char)) 70 { 71 int i = 0; 72 int mspc10; 73 74 if (cp == 0) 75 return (0); 76 77 /* 78 * Convert the number representing the delay. 79 */ 80 if (isdigit(*cp)) { 81 do 82 i = i * 10 + *cp++ - '0'; 83 while (isdigit(*cp)); 84 } 85 i *= 10; 86 if (*cp == '.') { 87 cp++; 88 if (isdigit(*cp)) 89 i += *cp - '0'; 90 /* 91 * Only one digit to the right of the decimal point. 92 */ 93 while (isdigit(*cp)) 94 cp++; 95 } 96 97 /* 98 * If the delay is followed by a `*', then 99 * multiply by the affected lines count. 100 */ 101 if (*cp == '*') 102 cp++, i *= affcnt; 103 104 /* 105 * The guts of the string. 106 */ 107 while (*cp) 108 (*outc)(*cp++); 109 110 /* 111 * If no delay needed, or output speed is 112 * not comprehensible, then don't try to delay. 113 */ 114 if (i == 0) 115 return (0); 116 if (ospeed <= 0 || ospeed >= (sizeof (tmspc10) / sizeof (tmspc10[0]))) 117 return (0); 118 119 /* 120 * Round up by a half a character frame, 121 * and then do the delay. 122 * Too bad there are no user program accessible programmed delays. 123 * Transmitting pad characters slows many 124 * terminals down and also loads the system. 125 */ 126 mspc10 = tmspc10[ospeed]; 127 i += mspc10 / 2; 128 for (i /= mspc10; i > 0; i--) 129 (*outc)(PC); 130 return (0); 131 } 132