usr.bin/mklocale/lex.l

   1 /*      $NetBSD: lex.l,v 1.15 2009/01/02 22:08:19 tnozaki 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 1.15 2009/01/02 22:08:19 tnozaki Exp $");
  46 #endif
  47 #endif /* not lint */
  48
  49 #include "runetype_local.h"
  50 #include <stdio.h>
  51 #include <stdlib.h>
  52
  53 #include "citrus_namespace.h"
  54 #include "citrus_bcs.h"
  55
  56 #include "ldef.h"
  57 #include "yacc.h"
  58
  59 int yylex __P((void));
  60 %}
  61
  62 ODIGIT  [0-7]
  63 DIGIT   [0-9]
  64 XDIGIT  [0-9a-fA-F]
  65 W       [\t\n\r ]
  66
  67 %%
  68 \'.\'                           { yylval.rune = (unsigned char)yytext[1];
  69                                   return(RUNE); }
  70
  71 '\\a'                           { yylval.rune = '\a';
  72                                   return(RUNE); }
  73 '\\b'                           { yylval.rune = '\b';
  74                                   return(RUNE); }
  75 '\\f'                           { yylval.rune = '\f';
  76                                   return(RUNE); }
  77 '\\n'                           { yylval.rune = '\n';
  78                                   return(RUNE); }
  79 '\\r'                           { yylval.rune = '\r';
  80                                   return(RUNE); }
  81 '\\t'                           { yylval.rune = '\t';
  82                                   return(RUNE); }
  83 '\\v'                           { yylval.rune = '\v';
  84                                   return(RUNE); }
  85
  86 0x{XDIGIT}+                     { yylval.rune = _bcs_strtoul(yytext, 0, 16);
  87                                   return(RUNE); }
  88 0{ODIGIT}+                      { yylval.rune = _bcs_strtoul(yytext, 0, 8);
  89                                   return(RUNE); }
  90 {DIGIT}+                        { yylval.rune = _bcs_strtoul(yytext, 0, 10);
  91                                   return(RUNE); }
  92
  93
  94 MAPLOWER                        { return(MAPLOWER); }
  95 MAPUPPER                        { return(MAPUPPER); }
  96 TODIGIT                         { return(DIGITMAP); }
  97 INVALID                         { return(INVALID); }
  98
  99 ALPHA                           { yylval.i = _RUNETYPE_A|_RUNETYPE_R|_RUNETYPE_G;
 100                                   return(LIST); }
 101 CONTROL                         { yylval.i = _RUNETYPE_C;
 102                                   return(LIST); }
 103 DIGIT                           { yylval.i = _RUNETYPE_D|_RUNETYPE_R|_RUNETYPE_G;
 104                                   return(LIST); }
 105 GRAPH                           { yylval.i = _RUNETYPE_G|_RUNETYPE_R;
 106                                   return(LIST); }
 107 LOWER                           { yylval.i = _RUNETYPE_L|_RUNETYPE_R|_RUNETYPE_G;
 108                                   return(LIST); }
 109 PUNCT                           { yylval.i = _RUNETYPE_P|_RUNETYPE_R|_RUNETYPE_G;
 110                                   return(LIST); }
 111 SPACE                           { yylval.i = _RUNETYPE_S;
 112                                   return(LIST); }
 113 UPPER                           { yylval.i = _RUNETYPE_U|_RUNETYPE_R|_RUNETYPE_G;
 114                                   return(LIST); }
 115 XDIGIT                          { yylval.i = _RUNETYPE_X|_RUNETYPE_R|_RUNETYPE_G;
 116                                   return(LIST); }
 117 BLANK                           { yylval.i = _RUNETYPE_B;
 118                                   return(LIST); }
 119 PRINT                           { yylval.i = _RUNETYPE_R;
 120                                   return(LIST); }
 121 IDEOGRAM                        { yylval.i = _RUNETYPE_I|_RUNETYPE_R|_RUNETYPE_G;
 122                                   return(LIST); }
 123 SPECIAL                         { yylval.i = _RUNETYPE_T|_RUNETYPE_R|_RUNETYPE_G;
 124                                   return(LIST); }
 125 PHONOGRAM                       { yylval.i = _RUNETYPE_Q|_RUNETYPE_R|_RUNETYPE_G;
 126                                   return(LIST); }
 127 SWIDTH0                         { yylval.i = _RUNETYPE_SW0; return(LIST); }
 128 SWIDTH1                         { yylval.i = _RUNETYPE_SW1; return(LIST); }
 129 SWIDTH2                         { yylval.i = _RUNETYPE_SW2; return(LIST); }
 130 SWIDTH3                         { yylval.i = _RUNETYPE_SW3; return(LIST); }
 131
 132 VARIABLE[\t ]                   { static char vbuf[1024];
 133                                   char *v = vbuf;
 134                                   while ((*v = input()) && *v != '\n')
 135                                         ++v;
 136                                   if (*v) {
 137                                         unput(*v);
 138                                         *v = 0;
 139                                   }
 140                                   yylval.str = vbuf;
 141                                   return(VARIABLE);
 142                                 }
 143
 144 CHARSET                         { return(CHARSET); }
 145
 146 ENCODING                        { return(ENCODING); }
 147
 148 \".*\"                          { char *e = yytext + 1;
 149                                   yylval.str = e;
 150                                   while (*e && *e != '"')
 151                                         ++e;
 152                                   *e = 0;
 153                                   return(STRING); }
 154
 155 \<|\(|\[                        { return(LBRK); }
 156
 157 \>|\)|\]                        { return(RBRK); }
 158
 159 \-                              { return(THRU); }
 160 \.\.\.                          { return(THRU); }
 161
 162 \:                              { return(':'); }
 163
 164 {W}+                            ;
 165
 166 ^\#.*\n                         ;
 167 \/\*                            { char lc = 0;
 168                                   do {
 169                                     while ((lc) != '*')
 170                                         if ((lc = input()) == 0)
 171                                             break;
 172                                   } while((lc = input()) != '/');
 173                                 }
 174
 175 \\$                             ;
 176 .                               { printf("Lex is skipping '%s'\n", yytext); }
 177 %%
 178
 179 #if     !defined(yywrap)
 180 int
 181 yywrap()
 182 {
 183         return(1);
 184 }
 185 #endif