path: root/localedata/gen-unicode-ctype.c

/* Generate a Unicode conforming LC_CTYPE category from a UnicodeData file.
   Copyright (C) 2000-2001 Free Software Foundation, Inc.
   This file is part of the GNU C Library.
   Contributed by Bruno Haible <haible@clisp.cons.org>, 2000.

   The GNU C Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.

   The GNU C 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
   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public
   License along with the GNU C Library; if not, write to the Free
   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
   02111-1307 USA.  */

/* Usage example:
     $ gen-unicode /usr/local/share/Unidata/UnicodeData.txt 3.1
 */

#include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
#include <string.h>
#include <time.h>

/* This structure represents one line in the UnicodeData.txt file.  */
struct unicode_attribute
{
  const char *name;           /* Character name */
  const char *category;       /* General category */
  const char *combining;      /* Canonical combining classes */
  const char *bidi;           /* Bidirectional category */
  const char *decomposition;  /* Character decomposition mapping */
  const char *decdigit;       /* Decimal digit value */
  const char *digit;          /* Digit value */
  const char *numeric;        /* Numeric value */
  int mirrored;               /* mirrored */
  const char *oldname;        /* Old Unicode 1.0 name */
  const char *comment;        /* Comment */
  unsigned int upper;         /* Uppercase mapping */
  unsigned int lower;         /* Lowercase mapping */
  unsigned int title;         /* Titlecase mapping */
};

/* Missing fields are represented with "" for strings, and NONE for
   characters.  */
#define NONE (~(unsigned int)0)

/* The entire contents of the UnicodeData.txt file.  */
struct unicode_attribute unicode_attributes [0x110000];

/* Stores in unicode_attributes[i] the values from the given fields.  */
static void
fill_attribute (unsigned int i,
		const char *field1, const char *field2,
		const char *field3, const char *field4,
		const char *field5, const char *field6,
		const char *field7, const char *field8,
		const char *field9, const char *field10,
		const char *field11, const char *field12,
		const char *field13, const char *field14)
{
  struct unicode_attribute * uni;

  if (i >= 0x110000)