lex.l revision 291115
1%{ 2/*- 3 * Copyright (c) 1993 4 * The Regents of the University of California. All rights reserved. 5 * 6 * This code is derived from software contributed to Berkeley by 7 * Paul Borman at Krystal Technologies. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 4. Neither the name of the University nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 */ 33 34#ifndef lint 35#if 0 36static char sccsid[] = "@(#)lex.l 8.1 (Berkeley) 6/6/93"; 37#endif 38#endif /* not lint */ 39 40#include <sys/cdefs.h> 41__FBSDID("$FreeBSD: head/usr.bin/mklocale/lex.l 250926 2013-05-23 05:42:35Z jkim $"); 42 43#include <ctype.h> 44#include <stdio.h> 45#include <stdlib.h> 46 47#include "ldef.h" 48#include "y.tab.h" 49#include "extern.h" 50 51#define YY_DECL int yylex(void) 52%} 53 54ODIGIT [0-7] 55DIGIT [0-9] 56XDIGIT [0-9a-fA-F] 57W [\t\n\r ] 58 59%% 60\'.\' { yylval.rune = (unsigned char)yytext[1]; 61 return(RUNE); } 62 63'\\a' { yylval.rune = '\a'; 64 return(RUNE); } 65'\\b' { yylval.rune = '\b'; 66 return(RUNE); } 67'\\f' { yylval.rune = '\f'; 68 return(RUNE); } 69'\\n' { yylval.rune = '\n'; 70 return(RUNE); } 71'\\r' { yylval.rune = '\r'; 72 return(RUNE); } 73'\\t' { yylval.rune = '\t'; 74 return(RUNE); } 75'\\v' { yylval.rune = '\v'; 76 return(RUNE); } 77 780x{XDIGIT}+ { yylval.rune = strtol(yytext, 0, 16); 79 return(RUNE); } 800{ODIGIT}+ { yylval.rune = strtol(yytext, 0, 8); 81 return(RUNE); } 82{DIGIT}+ { yylval.rune = strtol(yytext, 0, 10); 83 return(RUNE); } 84 85 86MAPLOWER { return(MAPLOWER); } 87MAPUPPER { return(MAPUPPER); } 88TODIGIT { return(DIGITMAP); } 89INVALID { return(INVALID); } 90 91ALPHA { yylval.i = _CTYPE_A|_CTYPE_R|_CTYPE_G; 92 return(LIST); } 93CONTROL { yylval.i = _CTYPE_C; 94 return(LIST); } 95DIGIT { yylval.i = _CTYPE_D|_CTYPE_R|_CTYPE_G; 96 return(LIST); } 97GRAPH { yylval.i = _CTYPE_G|_CTYPE_R; 98 return(LIST); } 99LOWER { yylval.i = _CTYPE_L|_CTYPE_R|_CTYPE_G; 100 return(LIST); } 101PUNCT { yylval.i = _CTYPE_P|_CTYPE_R|_CTYPE_G; 102 return(LIST); } 103SPACE { yylval.i = _CTYPE_S; 104 return(LIST); } 105UPPER { yylval.i = _CTYPE_U|_CTYPE_R|_CTYPE_G; 106 return(LIST); } 107XDIGIT { yylval.i = _CTYPE_X|_CTYPE_R|_CTYPE_G; 108 return(LIST); } 109BLANK { yylval.i = _CTYPE_B; 110 return(LIST); } 111PRINT { yylval.i = _CTYPE_R; 112 return(LIST); } 113IDEOGRAM { yylval.i = _CTYPE_I|_CTYPE_R|_CTYPE_G; 114 return(LIST); } 115SPECIAL { yylval.i = _CTYPE_T|_CTYPE_R|_CTYPE_G; 116 return(LIST); } 117PHONOGRAM { yylval.i = _CTYPE_Q|_CTYPE_R|_CTYPE_G; 118 return(LIST); } 119SWIDTH0 { yylval.i = _CTYPE_SW0; return(LIST); } 120SWIDTH1 { yylval.i = _CTYPE_SW1; return(LIST); } 121SWIDTH2 { yylval.i = _CTYPE_SW2; return(LIST); } 122SWIDTH3 { yylval.i = _CTYPE_SW3; return(LIST); } 123 124VARIABLE[\t ] { static char vbuf[1024]; 125 char *v = vbuf; 126 while ((*v = input()) && *v != '\n') 127 ++v; 128 if (*v) { 129 unput(*v); 130 *v = 0; 131 } 132 yylval.str = vbuf; 133 return(VARIABLE); 134 } 135 136ENCODING { return(ENCODING); } 137 138\".*\" { char *e = yytext + 1; 139 yylval.str = e; 140 while (*e && *e != '"') 141 ++e; 142 *e = 0; 143 return(STRING); } 144 145\<|\(|\[ { return(LBRK); } 146 147\>|\)|\] { return(RBRK); } 148 149\- { return(THRU); } 150\.\.\. { return(THRU); } 151 152\: { return(':'); } 153 154{W}+ ; 155 156^\#.*\n ; 157\/\* { char lc = 0; 158 do { 159 while ((lc) != '*') 160 if ((lc = input()) == 0) 161 break; 162 } while((lc = input()) != '/'); 163 } 164 165\\$ ; 166. { printf("Lex is skipping '%s'\n", yytext); } 167%% 168 169#if !defined(yywrap) 170int 171yywrap(void) 172{ 173 return(1); 174} 175#endif 176