1/* $NetBSD: lex.l,v 1.20 2016/09/03 05:56:59 dholland Exp $ */ 2 3%{ 4/*- 5 * Copyright (c) 1993 6 * The Regents of the University of California. All rights reserved. 7 * 8 * This code is derived from software contributed to Berkeley by 9 * Paul Borman at Krystal Technologies. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 3. Neither the name of the University nor the names of its contributors 20 * may be used to endorse or promote products derived from this software 21 * without specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 */ 35 36#if HAVE_NBTOOL_CONFIG_H 37#include "nbtool_config.h" 38#endif 39 40#include <sys/cdefs.h> 41#ifndef lint 42#if 0 43static char sccsid[] = "@(#)lex.l 8.1 (Berkeley) 6/6/93"; 44#else 45__RCSID("$NetBSD: lex.l,v 1.20 2016/09/03 05:56:59 dholland Exp $"); 46#endif 47#endif /* not lint */ 48 49#include <stdio.h> 50#include <stdlib.h> 51 52#include "citrus_namespace.h" 53#include "citrus_bcs.h" 54 55#include "runetype_file.h" 56 57#include "ldef.h" 58#include "yacc.h" 59 60int yylex(void); 61%} 62 63ODIGIT [0-7] 64DIGIT [0-9] 65XDIGIT [0-9a-fA-F] 66W [\t\n\r ] 67 68%% 69\'.\' { yylval.rune = (unsigned char)yytext[1]; 70 return(RUNE); } 71 72'\\a' { yylval.rune = '\a'; 73 return(RUNE); } 74'\\b' { yylval.rune = '\b'; 75 return(RUNE); } 76'\\f' { yylval.rune = '\f'; 77 return(RUNE); } 78'\\n' { yylval.rune = '\n'; 79 return(RUNE); } 80'\\r' { yylval.rune = '\r'; 81 return(RUNE); } 82'\\t' { yylval.rune = '\t'; 83 return(RUNE); } 84'\\v' { yylval.rune = '\v'; 85 return(RUNE); } 86 870x{XDIGIT}+ { yylval.rune = _bcs_strtoul(yytext, 0, 16); 88 return(RUNE); } 890{ODIGIT}+ { yylval.rune = _bcs_strtoul(yytext, 0, 8); 90 return(RUNE); } 91{DIGIT}+ { yylval.rune = _bcs_strtoul(yytext, 0, 10); 92 return(RUNE); } 93 94 95MAPLOWER { return(MAPLOWER); } 96MAPUPPER { return(MAPUPPER); } 97TODIGIT { return(DIGITMAP); } 98INVALID { return(INVALID); } 99 100ALPHA { yylval.i = _RUNETYPE_A|_RUNETYPE_R|_RUNETYPE_G; 101 return(LIST); } 102CONTROL { yylval.i = _RUNETYPE_C; 103 return(LIST); } 104DIGIT { yylval.i = _RUNETYPE_D|_RUNETYPE_R|_RUNETYPE_G; 105 return(LIST); } 106GRAPH { yylval.i = _RUNETYPE_G|_RUNETYPE_R; 107 return(LIST); } 108LOWER { yylval.i = _RUNETYPE_L|_RUNETYPE_R|_RUNETYPE_G; 109 return(LIST); } 110PUNCT { yylval.i = _RUNETYPE_P|_RUNETYPE_R|_RUNETYPE_G; 111 return(LIST); } 112SPACE { yylval.i = _RUNETYPE_S; 113 return(LIST); } 114UPPER { yylval.i = _RUNETYPE_U|_RUNETYPE_R|_RUNETYPE_G; 115 return(LIST); } 116XDIGIT { yylval.i = _RUNETYPE_X|_RUNETYPE_R|_RUNETYPE_G; 117 return(LIST); } 118BLANK { yylval.i = _RUNETYPE_B; 119 return(LIST); } 120PRINT { yylval.i = _RUNETYPE_R; 121 return(LIST); } 122IDEOGRAM { yylval.i = _RUNETYPE_I|_RUNETYPE_R|_RUNETYPE_G; 123 return(LIST); } 124SPECIAL { yylval.i = _RUNETYPE_T|_RUNETYPE_R|_RUNETYPE_G; 125 return(LIST); } 126PHONOGRAM { yylval.i = _RUNETYPE_Q|_RUNETYPE_R|_RUNETYPE_G; 127 return(LIST); } 128SWIDTH0 { yylval.i = _RUNETYPE_SW0; return(LIST); } 129SWIDTH1 { yylval.i = _RUNETYPE_SW1; return(LIST); } 130SWIDTH2 { yylval.i = _RUNETYPE_SW2; return(LIST); } 131SWIDTH3 { yylval.i = _RUNETYPE_SW3; return(LIST); } 132 133VARIABLE[\t ] { static char vbuf[1024]; 134 char *v = vbuf; 135 while ((*v = input()) && *v != '\n') 136 ++v; 137 if (*v) { 138 unput(*v); 139 *v = 0; 140 } 141 yylval.str = vbuf; 142 return(VARIABLE); 143 } 144 145CHARSET { return(CHARSET); } 146 147ENCODING { return(ENCODING); } 148 149\".*\" { char *e = yytext + 1; 150 yylval.str = e; 151 while (*e && *e != '"') 152 ++e; 153 *e = 0; 154 return(STRING); } 155 156\<|\(|\[ { return(LBRK); } 157 158\>|\)|\] { return(RBRK); } 159 160\- { return(THRU); } 161\.\.\. { return(THRU); } 162 163\: { return(':'); } 164 165{W}+ ; 166 167^\#.*\n ; 168\/\* { char lc = 0; 169 do { 170 while ((lc) != '*') 171 if ((lc = input()) == 0) 172 break; 173 } while((lc = input()) != '/'); 174 } 175 176\\$ ; 177. { printf("Lex is skipping '%s'\n", yytext); } 178%% 179 180#if !defined(yywrap) 181int 182yywrap(void) 183{ 184 return(1); 185} 186#endif 187