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/* mathcodes.h
Copyright 2009-2012 Taco Hoekwater <taco@luatex.org>
This file is part of LuaTeX.
LuaTeX is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
Software Foundation; either version 2 of the License, or (at your
option) any later version.
LuaTeX 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 General Public License along
with LuaTeX; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef MATHCODES_H
# define MATHCODES_H
/* this is a flag for |scan_delimiter| */
# define no_mathcode 0
# define tex_mathcode 8
# define umath_mathcode 21
# define umathnum_mathcode 22
typedef struct mathcodeval {
int class_value;
int family_value;
int character_value;
} mathcodeval;
void set_math_code(int n, int mathclass, int mathfamily, int mathcharacter, quarterword gl);
mathcodeval get_math_code(int n);
int get_math_code_num(int n);
int get_del_code_num(int n);
mathcodeval scan_mathchar(int extcode);
mathcodeval scan_delimiter_as_mathchar(int extcode);
mathcodeval mathchar_from_integer(int value, int extcode);
void show_mathcode_value(mathcodeval d);
void show_mathcode_value_old(int value);
typedef struct delcodeval {
int class_value;
int small_family_value;
int small_character_value;
int large_family_value;
int large_character_value;
} delcodeval;
void set_del_code(int n, int smathfamily, int smathcharacter, int lmathfamily, int lmathcharacter, quarterword gl);
delcodeval get_del_code(int n);
void unsave_math_codes(quarterword grouplevel);
void initialize_math_codes(void);
void dump_math_codes(void);
void undump_math_codes(void);
#endif
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