tests/genutf8.c

   1 /* Copyright (C) 2000, 2004-2005, 2012, 2016 Free Software Foundation, Inc.
   2    This file is part of the GNU LIBICONV Library.
   3
   4    The GNU LIBICONV Library is free software; you can redistribute it
   5    and/or modify it under the terms of the GNU Lesser General Public
   6    License as published by the Free Software Foundation; either version 2.1
   7    of the License, or (at your option) any later version.
   8
   9    The GNU LIBICONV Library is distributed in the hope that it will be
  10    useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12    Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public
  15    License along with the GNU LIBICONV Library; see the file COPYING.LIB.
  16    If not, see <https://www.gnu.org/licenses/>.  */
  17
  18 /* Creates the UTF-8.TXT reference table. */
  19
  20 #include "config.h"
  21
  22 #include <stdio.h>
  23 #include <stdlib.h>
  24
  25 #include "binary-io.h"
  26
  27 int main ()
  28 {
  29   int i1, i2, i3;
  30
  31 #if O_BINARY
  32   SET_BINARY(fileno(stdout));
  33 #endif
  34
  35   /* Range 0x0000..0x007f */
  36   for (i1 = 0; i1 < 0x80; i1++)
  37     printf("0x%02X\t0x%04X\n", i1, i1);
  38   /* Range 0x0080..0x07ff */
  39   for (i1 = 2; i1 < 32; i1++)
  40     for (i2 = 0; i2 < 64; i2++)
  41       printf("0x%02X%02X\t0x%04X\n", 0xc0+i1,0x80+i2, (i1<<6)+i2);
  42   /* Range 0x0800..0xffff, except 0xd800..0xdfff */
  43   for (i1 = 0; i1 < 16; i1++)
  44     for (i2 = (i1==0 ? 32 : 0); i2 < 64; i2++)
  45       for (i3 = 0; i3 < 64; i3++) {
  46         int u = (i1<<12)+(i2<<6)+i3;
  47         if (!(u >= 0xd800 && u < 0xe000))
  48           printf("0x%02X%02X%02X\t0x%04X\n", 0xe0+i1,0x80+i2,0x80+i3, u);
  49       }
  50
  51   if (ferror(stdout) || fclose(stdout))
  52     exit(1);
  53   exit(0);
  54 }