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75 lines
2.2 KiB
C
75 lines
2.2 KiB
C
/* Copyright (C) 1996, 1997, 1998, 2000 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, 1996.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library 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 GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#ifndef _CHARSET_H
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#define _CHARSET_H
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#include <obstack.h>
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#include "repertoire.h"
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#include "simple-hash.h"
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#include "linereader.h"
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struct width_rule
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{
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unsigned int from;
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unsigned int to;
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unsigned int width;
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};
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struct charset_t
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{
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const char *code_set_name;
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int mb_cur_min;
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int mb_cur_max;
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struct width_rule *width_rules;
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size_t nwidth_rules;
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size_t nwidth_rules_max;
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unsigned int width_default;
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struct obstack mem_pool;
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hash_table char_table;
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};
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/* We need one value to mark the error case. Let's use 0xffffffff.
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I.e., it is placed in the last page of ISO 10646. For now only the
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first is used and we have plenty of room. */
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#define ILLEGAL_CHAR_VALUE ((wchar_t) 0xffffffffu)
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/* Declared in localedef.c. */
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extern int be_quiet;
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/* Prototypes for charmap handling functions. */
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struct charset_t *charmap_read (const char *filename);
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/* Prototypes for function to insert new character. */
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void charset_new_char (struct linereader *lr, hash_table *ht,
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unsigned int value, const char *from, const char *to);
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/* Return the value stored under the given key in the hashing table. */
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unsigned int charset_find_value (const hash_table *ht,
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const char *name, size_t len);
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#endif /* charset.h */
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