1 /* $NetBSD: lex.l,v 1.13 2003/10/27 00:12:43 lukem 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 43 static char sccsid[] = "@(#)lex.l 8.1 (Berkeley) 6/6/93"; 44 #else 45 __RCSID("$NetBSD: lex.l,v 1.13 2003/10/27 00:12:43 lukem Exp $"); 46 #endif 47 #endif /* not lint */ 48 49 #include "locale/runetype.h" 50 #include <stdio.h> 51 #include <stdlib.h> 52 53 #include "ldef.h" 54 #include "yacc.h" 55 56 int yylex __P((void)); 57 %} 58 59 ODIGIT [0-7] 60 DIGIT [0-9] 61 XDIGIT [0-9a-fA-F] 62 W [\t\n\r ] 63 64 %% 65 \'.\' { yylval.rune = (unsigned char)yytext[1]; 66 return(RUNE); } 67 68 '\\a' { yylval.rune = '\a'; 69 return(RUNE); } 70 '\\b' { yylval.rune = '\b'; 71 return(RUNE); } 72 '\\f' { yylval.rune = '\f'; 73 return(RUNE); } 74 '\\n' { yylval.rune = '\n'; 75 return(RUNE); } 76 '\\r' { yylval.rune = '\r'; 77 return(RUNE); } 78 '\\t' { yylval.rune = '\t'; 79 return(RUNE); } 80 '\\v' { yylval.rune = '\v'; 81 return(RUNE); } 82 83 0x{XDIGIT}+ { yylval.rune = strtoul(yytext, 0, 16); 84 return(RUNE); } 85 0{ODIGIT}+ { yylval.rune = strtoul(yytext, 0, 8); 86 return(RUNE); } 87 {DIGIT}+ { yylval.rune = strtoul(yytext, 0, 10); 88 return(RUNE); } 89 90 91 MAPLOWER { return(MAPLOWER); } 92 MAPUPPER { return(MAPUPPER); } 93 TODIGIT { return(DIGITMAP); } 94 INVALID { return(INVALID); } 95 96 ALPHA { yylval.i = _RUNETYPE_A|_RUNETYPE_R|_RUNETYPE_G; 97 return(LIST); } 98 CONTROL { yylval.i = _RUNETYPE_C; 99 return(LIST); } 100 DIGIT { yylval.i = _RUNETYPE_D|_RUNETYPE_R|_RUNETYPE_G; 101 return(LIST); } 102 GRAPH { yylval.i = _RUNETYPE_G|_RUNETYPE_R; 103 return(LIST); } 104 LOWER { yylval.i = _RUNETYPE_L|_RUNETYPE_R|_RUNETYPE_G; 105 return(LIST); } 106 PUNCT { yylval.i = _RUNETYPE_P|_RUNETYPE_R|_RUNETYPE_G; 107 return(LIST); } 108 SPACE { yylval.i = _RUNETYPE_S; 109 return(LIST); } 110 UPPER { yylval.i = _RUNETYPE_U|_RUNETYPE_R|_RUNETYPE_G; 111 return(LIST); } 112 XDIGIT { yylval.i = _RUNETYPE_X|_RUNETYPE_R|_RUNETYPE_G; 113 return(LIST); } 114 BLANK { yylval.i = _RUNETYPE_B; 115 return(LIST); } 116 PRINT { yylval.i = _RUNETYPE_R; 117 return(LIST); } 118 IDEOGRAM { yylval.i = _RUNETYPE_I|_RUNETYPE_R|_RUNETYPE_G; 119 return(LIST); } 120 SPECIAL { yylval.i = _RUNETYPE_T|_RUNETYPE_R|_RUNETYPE_G; 121 return(LIST); } 122 PHONOGRAM { yylval.i = _RUNETYPE_Q|_RUNETYPE_R|_RUNETYPE_G; 123 return(LIST); } 124 SWIDTH0 { yylval.i = _RUNETYPE_SW0; return(LIST); } 125 SWIDTH1 { yylval.i = _RUNETYPE_SW1; return(LIST); } 126 SWIDTH2 { yylval.i = _RUNETYPE_SW2; return(LIST); } 127 SWIDTH3 { yylval.i = _RUNETYPE_SW3; return(LIST); } 128 129 VARIABLE[\t ] { static char vbuf[1024]; 130 char *v = vbuf; 131 while ((*v = input()) && *v != '\n') 132 ++v; 133 if (*v) { 134 unput(*v); 135 *v = 0; 136 } 137 yylval.str = vbuf; 138 return(VARIABLE); 139 } 140 141 CHARSET { return(CHARSET); } 142 143 ENCODING { return(ENCODING); } 144 145 \".*\" { char *e = yytext + 1; 146 yylval.str = e; 147 while (*e && *e != '"') 148 ++e; 149 *e = 0; 150 return(STRING); } 151 152 \<|\(|\[ { return(LBRK); } 153 154 \>|\)|\] { return(RBRK); } 155 156 \- { return(THRU); } 157 \.\.\. { return(THRU); } 158 159 \: { return(':'); } 160 161 {W}+ ; 162 163 ^\#.*\n ; 164 \/\* { char lc = 0; 165 do { 166 while ((lc) != '*') 167 if ((lc = input()) == 0) 168 break; 169 } while((lc = input()) != '/'); 170 } 171 172 \\$ ; 173 . { printf("Lex is skipping '%s'\n", yytext); } 174 %% 175 176 #if !defined(yywrap) 177 int 178 yywrap() 179 { 180 return(1); 181 } 182 #endif 183