17c478bd9Sstevel@tonic-gate /* 27c478bd9Sstevel@tonic-gate * CDDL HEADER START 37c478bd9Sstevel@tonic-gate * 47c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*7257d1b4Sraf * Common Development and Distribution License (the "License"). 6*7257d1b4Sraf * You may not use this file except in compliance with the License. 77c478bd9Sstevel@tonic-gate * 87c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 97c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 107c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions 117c478bd9Sstevel@tonic-gate * and limitations under the License. 127c478bd9Sstevel@tonic-gate * 137c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 147c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 157c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 167c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 177c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 187c478bd9Sstevel@tonic-gate * 197c478bd9Sstevel@tonic-gate * CDDL HEADER END 207c478bd9Sstevel@tonic-gate */ 21*7257d1b4Sraf 227c478bd9Sstevel@tonic-gate /* 23*7257d1b4Sraf * Copyright 2008 Sun Microsystems, Inc. All rights reserved. 24a0b85df4Sstevel * Use is subject to license terms. 257c478bd9Sstevel@tonic-gate */ 267c478bd9Sstevel@tonic-gate 27*7257d1b4Sraf #include "lint.h" 28*7257d1b4Sraf #include <euc.h> 29*7257d1b4Sraf #include <ctype.h> 307c478bd9Sstevel@tonic-gate 317c478bd9Sstevel@tonic-gate /* 327c478bd9Sstevel@tonic-gate * euccol(s) returns the screen column width of the EUC char. 337c478bd9Sstevel@tonic-gate */ 347c478bd9Sstevel@tonic-gate int euccol(const unsigned char * s)357c478bd9Sstevel@tonic-gateeuccol(const unsigned char *s) 367c478bd9Sstevel@tonic-gate { 377c478bd9Sstevel@tonic-gate 387c478bd9Sstevel@tonic-gate if (ISASCII(*s)) 397c478bd9Sstevel@tonic-gate return (1); 407c478bd9Sstevel@tonic-gate else 417c478bd9Sstevel@tonic-gate switch (*s) { 427c478bd9Sstevel@tonic-gate case SS2: 437c478bd9Sstevel@tonic-gate return (scrw2); 447c478bd9Sstevel@tonic-gate case SS3: 457c478bd9Sstevel@tonic-gate return (scrw3); 467c478bd9Sstevel@tonic-gate default: /* code set 1 */ 477c478bd9Sstevel@tonic-gate return (scrw1); 487c478bd9Sstevel@tonic-gate } 497c478bd9Sstevel@tonic-gate } 507c478bd9Sstevel@tonic-gate 517c478bd9Sstevel@tonic-gate /* 527c478bd9Sstevel@tonic-gate * euclen(s,n) returns the code width of the EUC char. 537c478bd9Sstevel@tonic-gate * May also be implemented as a macro. 547c478bd9Sstevel@tonic-gate */ 557c478bd9Sstevel@tonic-gate int euclen(const unsigned char * s)567c478bd9Sstevel@tonic-gateeuclen(const unsigned char *s) 577c478bd9Sstevel@tonic-gate { 587c478bd9Sstevel@tonic-gate 597c478bd9Sstevel@tonic-gate if (ISASCII(*s)) 607c478bd9Sstevel@tonic-gate return (1); 617c478bd9Sstevel@tonic-gate else 627c478bd9Sstevel@tonic-gate switch (*s) { 637c478bd9Sstevel@tonic-gate case SS2: 647c478bd9Sstevel@tonic-gate return (eucw2 + 1); /* include SS2 */ 657c478bd9Sstevel@tonic-gate case SS3: 667c478bd9Sstevel@tonic-gate return (eucw3 + 1); /* include SS3 */ 677c478bd9Sstevel@tonic-gate default: /* code set 1 */ 687c478bd9Sstevel@tonic-gate return (eucw1); 697c478bd9Sstevel@tonic-gate } 707c478bd9Sstevel@tonic-gate } 717c478bd9Sstevel@tonic-gate 727c478bd9Sstevel@tonic-gate /* this function will return the number of display column for a */ 737c478bd9Sstevel@tonic-gate /* given euc string. */ 747c478bd9Sstevel@tonic-gate int eucscol(const unsigned char * s)757c478bd9Sstevel@tonic-gateeucscol(const unsigned char *s) 767c478bd9Sstevel@tonic-gate 777c478bd9Sstevel@tonic-gate { 787c478bd9Sstevel@tonic-gate int col = 0; 797c478bd9Sstevel@tonic-gate 807c478bd9Sstevel@tonic-gate while (*s) { /* end if euc char is a NULL character */ 817c478bd9Sstevel@tonic-gate if (ISASCII(*s)) { 827c478bd9Sstevel@tonic-gate col += 1; 837c478bd9Sstevel@tonic-gate s++; 847c478bd9Sstevel@tonic-gate } 857c478bd9Sstevel@tonic-gate else 867c478bd9Sstevel@tonic-gate switch (*s) { 877c478bd9Sstevel@tonic-gate case SS2: 887c478bd9Sstevel@tonic-gate col += scrw2; 897c478bd9Sstevel@tonic-gate s += (eucw2 +1); 907c478bd9Sstevel@tonic-gate break; 917c478bd9Sstevel@tonic-gate case SS3: 927c478bd9Sstevel@tonic-gate col += scrw3; 937c478bd9Sstevel@tonic-gate s += (eucw3 +1); 947c478bd9Sstevel@tonic-gate break; 957c478bd9Sstevel@tonic-gate default: /* code set 1 */ 967c478bd9Sstevel@tonic-gate col += scrw1; 977c478bd9Sstevel@tonic-gate s += eucw1; 987c478bd9Sstevel@tonic-gate break; 997c478bd9Sstevel@tonic-gate } 1007c478bd9Sstevel@tonic-gate 1017c478bd9Sstevel@tonic-gate } 1027c478bd9Sstevel@tonic-gate return (col); 1037c478bd9Sstevel@tonic-gate } 104