release/src/router/libiconv/tools/cjk_variants.c

   1 /* Copyright (C) 1999-2002 Free Software Foundation, Inc.
   2    This file is part of the GNU LIBICONV Tools.
   3
   4    This program is free software: you can redistribute it and/or modify
   5    it under the terms of the GNU General Public License as published by
   6    the Free Software Foundation; either version 3 of the License, or
   7    (at your option) any later version.
   8
   9    This program is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12    GNU General Public License for more details.
  13
  14    You should have received a copy of the GNU General Public License
  15    along with this program; if not, write to the Free Software Foundation,
  16    Inc., along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  17
  18 /*
  19  * Generates Unicode variants table from Koichi Yasuoka's UniVariants file.
  20  */
  21
  22 #include <stdio.h>
  23 #include <stdlib.h>
  24
  25 #define ENTRIES  8176  /* number of lines in UniVariants file */
  26 #define MAX_PER_ENTRY  10  /* max number of entries per line in file */
  27
  28 int main (int argc, char *argv[])
  29 {
  30   int variants[MAX_PER_ENTRY*ENTRIES];
  31   int uni2index[0x10000];
  32   int index;
  33
  34   if (argc != 1)
  35     exit(1);
  36
  37   printf("/*\n");
  38   printf(" * Copyright (C) 1999-2002 Free Software Foundation, Inc.\n");
  39   printf(" * This file is part of the GNU LIBICONV Library.\n");
  40   printf(" *\n");
  41   printf(" * The GNU LIBICONV Library is free software; you can redistribute it\n");
  42   printf(" * and/or modify it under the terms of the GNU Library General Public\n");
  43   printf(" * License as published by the Free Software Foundation; either version 2\n");
  44   printf(" * of the License, or (at your option) any later version.\n");
  45   printf(" *\n");
  46   printf(" * The GNU LIBICONV Library is distributed in the hope that it will be\n");
  47   printf(" * useful, but WITHOUT ANY WARRANTY; without even the implied warranty of\n");
  48   printf(" * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU\n");
  49   printf(" * Library General Public License for more details.\n");
  50   printf(" *\n");
  51   printf(" * You should have received a copy of the GNU Library General Public\n");
  52   printf(" * License along with the GNU LIBICONV Library; see the file COPYING.LIB.\n");
  53   printf(" * If not, write to the Free Software Foundation, Inc., 51 Franklin Street,\n");
  54   printf(" * Fifth Floor, Boston, MA 02110-1301, USA.\n");
  55   printf(" */\n");
  56   printf("\n");
  57   printf("/*\n");
  58   printf(" * CJK variants table\n");
  59   printf(" */\n");
  60   printf("\n");
  61   {
  62     int c;
  63     int j;
  64     for (j = 0; j < 0x10000; j++)
  65       uni2index[j] = -1;
  66     index = 0;
  67     for (;;) {
  68       c = getc(stdin);
  69       if (c == EOF)
  70         break;
  71       if (c == '#') {
  72         do { c = getc(stdin); } while (!(c == EOF || c == '\n'));
  73         continue;
  74       }
  75       ungetc(c,stdin);
  76       if (scanf("%x",&j) != 1)
  77         exit(1);
  78       c = getc(stdin);
  79       if (c != '\t')
  80         exit(1);
  81       uni2index[j] = index;
  82       for (;;) {
  83         int i;
  84         if (scanf("%x",&i) != 1)
  85           exit(1);
  86         if (!(i >= 0x3000 && i < 0x3000+0x8000))
  87           exit(1);
  88         variants[index++] = i-0x3000;
  89         c = getc(stdin);
  90         if (c != ' ')
  91           break;
  92       }
  93       variants[index-1] |= 0x8000; /* end of list marker */
  94       if (c != '\n')
  95         exit(1);
  96     }
  97   }
  98   printf("static const unsigned short cjk_variants[%d] = {",index);
  99   {
 100     int i;
 101     for (i = 0; i < index; i++) {
 102       if ((i % 8) == 0)
 103         printf("\n ");
 104       printf(" 0x%04x,",variants[i]);
 105     }
 106     printf("\n};\n");
 107   }
 108   printf("\n");
 109   printf("static const short cjk_variants_indx[0x5200] = {\n");
 110   {
 111     int j;
 112     for (j = 0x4e00; j < 0xa000; j++) {
 113       if ((j % 0x100) == 0)
 114         printf("  /* 0x%04x */\n", j);
 115       if ((j % 8) == 0)
 116         printf(" ");
 117       printf(" %5d,",uni2index[j]);
 118       if ((j % 8) == 7)
 119         printf("\n");
 120     }
 121     printf("};\n");
 122   }
 123   printf("\n");
 124
 125   return 0;
 126 }