create_table.c

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/* "$Id: $"
 *
 * Author: Jean-Marc Lienher ( http://oksid.ch )
 * Copyright 2000-2003 by O'ksi'D.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
 * USA.
 *
 * Please report all bugs and problems on the following page:
 *
 *     http://www.fltk.org/str.php
 */

#include <wchar.h>
#include <stdio.h>
char buffer[1000000];

/*** you can try to modifie this value to have better performences **/
#define MAX_DELTA 0x80

int main(int argc, char **argv) {
  char buf[80];
  int len;
  unsigned int i = 0;
  unsigned char *ptr;
  size_t nb;
  int nbb = 0;
  len = fread(buffer, 1, 1000000, stdin);

  buffer[len] = '\0';
  ptr = (unsigned char *)buffer;
  while (*ptr != '\n') ptr++;
  ptr++;
  while (*ptr != '\n') {
    if (*ptr == ',') nbb++;
    ptr++;
  }
  ptr = (unsigned char *)buffer;
  printf("/* %s */\n", argv[1]);
  while (len > 0) {
    unsigned int ucs = 0;
    char *p = ptr;
    char pp[20];
    nb = 0;
    pp[0] = '\0';
    while (*p != 'U') p++;
    strncat(pp, p, 6);
    *pp = '0';
    *(pp+1) = 'x';
    ucs = (unsigned int)strtoul(pp, NULL, 16);;
    if (ucs < 1) {
      printf("ERROR %d %d\n", len, ucs);
      abort();
    }
    if (i != ucs - 1 || !i) {
      if ((ucs - i) > MAX_DELTA || !i) {
        if (i) {
          printf("};\n");
          fprintf(stderr, "\t/* end: U+%04X */\n", i);
        }
        if (strcmp(argv[1], "spacing")) {
          printf("\nstatic const char unicode_to_%s_%db_%04X[] = {\n",
                 argv[1], nbb, ucs);
          fprintf(stderr, "unicode_to_%s_%db_%04X[]; ", 
                  argv[1], nbb, ucs);
        } else {
          printf("\nstatic const unsigned short"
                 " ucs_table_%04X[]"
                 " = {\n", ucs);
          fprintf(stderr, "ucs_table_%04X[]; ", ucs);
        }
      } else {
        while (i < ucs - 1) {
          i++;
          if (nbb == 1) {
            printf("0x00,\n");
          } else {
            printf("0x00, 0x00,\n");
          }
        };
      }
    }
    i = ucs;
    while (*ptr != '\n') {
      printf("%c", *ptr);
      ptr++;
      len--;
    }
    printf("\n");
    ptr++;
    len--;
  }
  printf("};\n");
  fprintf(stderr, "\t/* end: U+%04X */\n", i);
  return 0;
}

/*
 * End of "$Id$".
 */