usr.bin/mklocale/lex.l

   1 /*      $NetBSD: src/usr.bin/mklocale/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 #pragma GCC diagnostic ignored "-Wsign-compare"
  37 #include <stdio.h>
  38 #include <stdlib.h>
  39 #include <unistd.h>
  40
  41 #include "locale/runetype.h"
  42 #include "ldef.h"
  43 #include "yacc.h"
  44
  45 %}
  46
  47 ODIGIT  [0-7]
  48 DIGIT   [0-9]
  49 XDIGIT  [0-9a-fA-F]
  50 W       [\t\n\r ]
  51
  52 %%
  53 \'.\'                           { yylval.rune = (unsigned char)yytext[1];
  54                                   return(RUNE); }
  55
  56 '\\a'                           { yylval.rune = '\a';
  57                                   return(RUNE); }
  58 '\\b'                           { yylval.rune = '\b';
  59                                   return(RUNE); }
  60 '\\f'                           { yylval.rune = '\f';
  61                                   return(RUNE); }
  62 '\\n'                           { yylval.rune = '\n';
  63                                   return(RUNE); }
  64 '\\r'                           { yylval.rune = '\r';
  65                                   return(RUNE); }
  66 '\\t'                           { yylval.rune = '\t';
  67                                   return(RUNE); }
  68 '\\v'                           { yylval.rune = '\v';
  69                                   return(RUNE); }
  70
  71 0x{XDIGIT}+                     { yylval.rune = strtoul(yytext, 0, 16);
  72                                   return(RUNE); }
  73 0{ODIGIT}+                      { yylval.rune = strtoul(yytext, 0, 8);
  74                                   return(RUNE); }
  75 {DIGIT}+                        { yylval.rune = strtoul(yytext, 0, 10);
  76                                   return(RUNE); }
  77
  78
  79 MAPLOWER                        { return(MAPLOWER); }
  80 MAPUPPER                        { return(MAPUPPER); }
  81 TODIGIT                         { return(DIGITMAP); }
  82 INVALID                         { return(INVALID); }
  83
  84 ALPHA                           { yylval.i = _RUNETYPE_A|_RUNETYPE_R|_RUNETYPE_G;
  85                                   return(LIST); }
  86 CONTROL                         { yylval.i = _RUNETYPE_C;
  87                                   return(LIST); }
  88 DIGIT                           { yylval.i = _RUNETYPE_D|_RUNETYPE_R|_RUNETYPE_G;
  89                                   return(LIST); }
  90 GRAPH                           { yylval.i = _RUNETYPE_G|_RUNETYPE_R;
  91                                   return(LIST); }
  92 LOWER                           { yylval.i = _RUNETYPE_L|_RUNETYPE_R|_RUNETYPE_G;
  93                                   return(LIST); }
  94 PUNCT                           { yylval.i = _RUNETYPE_P|_RUNETYPE_R|_RUNETYPE_G;
  95                                   return(LIST); }
  96 SPACE                           { yylval.i = _RUNETYPE_S;
  97                                   return(LIST); }
  98 UPPER                           { yylval.i = _RUNETYPE_U|_RUNETYPE_R|_RUNETYPE_G;
  99                                   return(LIST); }
 100 XDIGIT                          { yylval.i = _RUNETYPE_X|_RUNETYPE_R|_RUNETYPE_G;
 101                                   return(LIST); }
 102 BLANK                           { yylval.i = _RUNETYPE_B;
 103                                   return(LIST); }
 104 PRINT                           { yylval.i = _RUNETYPE_R;
 105                                   return(LIST); }
 106 IDEOGRAM                        { yylval.i = _RUNETYPE_I|_RUNETYPE_R|_RUNETYPE_G;
 107                                   return(LIST); }
 108 SPECIAL                         { yylval.i = _RUNETYPE_T|_RUNETYPE_R|_RUNETYPE_G;
 109                                   return(LIST); }
 110 PHONOGRAM                       { yylval.i = _RUNETYPE_Q|_RUNETYPE_R|_RUNETYPE_G;
 111                                   return(LIST); }
 112 SWIDTH0                         { yylval.i = _RUNETYPE_SW0; return(LIST); }
 113 SWIDTH1                         { yylval.i = _RUNETYPE_SW1; return(LIST); }
 114 SWIDTH2                         { yylval.i = _RUNETYPE_SW2; return(LIST); }
 115 SWIDTH3                         { yylval.i = _RUNETYPE_SW3; return(LIST); }
 116
 117 VARIABLE[\t ]                   { static char vbuf[1024];
 118                                   char *v = vbuf;
 119                                   while ((*v = input()) && *v != '\n')
 120                                         ++v;
 121                                   if (*v) {
 122                                         unput(*v);
 123                                         *v = 0;
 124                                   }
 125                                   yylval.str = vbuf;
 126                                   return(VARIABLE);
 127                                 }
 128
 129 CHARSET                         { return(CHARSET); }
 130
 131 ENCODING                        { return(ENCODING); }
 132
 133 \".*\"                          { char *e = yytext + 1;
 134                                   yylval.str = e;
 135                                   while (*e && *e != '"')
 136                                         ++e;
 137                                   *e = 0;
 138                                   return(STRING); }
 139
 140 \<|\(|\[                        { return(LBRK); }
 141
 142 \>|\)|\]                        { return(RBRK); }
 143
 144 \-                              { return(THRU); }
 145 \.\.\.                          { return(THRU); }
 146
 147 \:                              { return(':'); }
 148
 149 {W}+                            ;
 150
 151 ^\#.*\n                         ;
 152 \/\*                            { char lc = 0;
 153                                   do {
 154                                     while ((lc) != '*')
 155                                         if ((lc = input()) == 0)
 156                                             break;
 157                                   } while((lc = input()) != '/');
 158                                 }
 159
 160 \\$                             ;
 161 .                               { printf("Lex is skipping '%s'\n", yytext); }
 162 %%
 163
 164 #if     !defined(yywrap)
 165 int
 166 yywrap(void)
 167 {
 168         return(1);
 169 }
 170 #endif