~drizzle-trunk/drizzle/development

1 by brian
clean slate
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/* Copyright (C) 2004 MySQL AB
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   This program is free software; you can redistribute it and/or modify
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   it under the terms of the GNU General Public License as published by
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   the Free Software Foundation; version 2 of the License.
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   This program is distributed in the hope that it will be useful,
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   but WITHOUT ANY WARRANTY; without even the implied warranty of
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   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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   GNU General Public License for more details.
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   You should have received a copy of the GNU General Public License
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   along with this program; if not, write to the Free Software
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   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA */
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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/*
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  Dump an EastAsianWidth.txt file.
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  See http://www.unicode.org/reports/tr11/ for details.
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  Character types:
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  F  - Full width  = 1
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  H  - Half width  = 0
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  W  - Wide        = 1
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  Na - Narrow      = 0
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  A  - Ambiguous   = 0
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  N  - Neutral     = 0
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*/
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int main(int ac, char **av)
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{
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  char str[128];
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  int errors= 0;
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  int plane[0x10000];
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  int page[256];
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  int i; 
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  memset(plane, 0, sizeof(plane));
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  memset(page, 0, sizeof(page));
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  while (fgets(str, sizeof(str), stdin))
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  {
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    int code1, code2, width;
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    char *end;
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    if (str[0] == '#')
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      continue;
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    code1= strtol(str, &end, 16);
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    if (code1 < 0 || code1 > 0xFFFF)
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      continue;
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    if (end[0] == ';') /* One character */
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    {
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      code2= code1;
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    }
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    else if (end[0] == '.' && end[1] == '.') /* Range */
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    {
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      end+= 2;
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      code2= strtol(end, &end, 16);
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      if (code2 < 0 || code2 > 0xFFFF)
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        continue;
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      if (end[0] != ';')
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      {
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        errors++;
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        fprintf(stderr, "error: %s", str);
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        continue;
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      }
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    }
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    else
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    { 
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      errors++;
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      fprintf(stderr, "error: %s", str);
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      continue;
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    }
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    end++;
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    width= (end[0] == 'F' || end[0] == 'W') ? 1 : 0;
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    for ( ; code1 <= code2; code1++)
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    {
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      plane[code1]= width;
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    }
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  }
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  if (errors)
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    return 1;
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  for (i=0; i < 256; i++)
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  {
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    int j;
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    int *p= plane + 256 * i;
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    page[i]= 0;
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    for (j=0; j < 256; j++)
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    {
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      page[i]+= p[j];
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    }
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    if (page[i] != 0 && page[i] != 256)
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    {
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      printf("static char pg%02X[256]=\n{\n", i);
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      for (j=0; j < 256; j++)
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      {
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        printf("%d%s%s", p[j], j < 255 ? "," : "", (j + 1) % 32 ? "" : "\n");
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      }
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      printf("};\n\n");
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    }
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  }
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  printf("static struct {int page; char *p;} utr11_data[256]=\n{\n");
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  for (i=0; i < 256; i++)
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  {
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    if (page[i] == 0 || page[i] == 256)
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    {
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      int width= (page[i] == 256) ? 1 : 0;
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      printf("{%d,NULL}", width);
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    }
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    else
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    {
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      printf("{0,pg%02X}", i);
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    }
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    printf("%s%s", i < 255 ? "," : "", (i+1) % 8 ? "" : "\n");
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  }
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  printf("};\n");
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  return 0;
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}