/* %Z%%M% %I% %E% */

/*
 * Copyright (c) 1990, 1991, 1992, 1993, 1995 by Wayne C. Gramlich.
 * All rights reserved.
 *
 * Permission to use, copy, modify, distribute, and sell this software
 * for any purpose is hereby granted without fee provided that the above
 * copyright notice and this permission are retained.  The author makes
 * no representations about the suitability of this software for any purpose.
 * It is provided "as is" without express or implied warranty.
 */

/* This file contains the lexical token typedefs: */

#ifndef TOKEN_TYPES_H
#define TOKEN_TYPES_H

typedef enum Token_type_enum	Token_type;
typedef union Token_value_union	Token_value;
typedef struct Token_struct	*Token;

/* Defining the enum here shuts alint up! */
/* These are the different types of lexical tokens: */
enum Token_type_enum {
	Token_type_add,			/* '+' */
	Token_type_add_assign,		/* ':+=' */
	Token_type_add_result,		/* '::+=' */
	Token_type_and,			/* '&' */
	Token_type_and_assign,		/* ':&=' */
	Token_type_and_if,		/* '&&' */
	Token_type_and_result,		/* '::&=' */
	Token_type_at,			/* '@' */
	Token_type_at_parenthesis,	/* '@(' */
	Token_type_assign,		/* ':=' */
	Token_type_colon,		/* ':' */
	Token_type_comma,		/* ',' */
	Token_type_decrement,		/* '--' */
	Token_type_define,		/* '::' */
	Token_type_define_assign,	/* ':@=' */
	Token_type_define_result,	/* '::@=' */
	Token_type_dot,			/* '.' */
	Token_type_equal,		/* '=' */
	Token_type_divide,		/* '/' */
	Token_type_divide_assign,	/* ':/=' */
	Token_type_divide_result,	/* '::/=' */
	Token_type_eol,			/* End-of-line */
	Token_type_greater_than,	/* '>' */
	Token_type_greater_than_or_equal, /* '>=' */
	Token_type_identical,		/* '==' */
	Token_type_increment,		/* '++' */
	Token_type_integer,		/* Integer constant */
	Token_type_if,			/* '?' */
	Token_type_left_bracket,	/* '[' */
	Token_type_left_paren,		/* '(' */
	Token_type_left_shift,		/* '<<' */
	Token_type_left_shift_assign,	/* ':<<=' */
	Token_type_left_shift_result,	/* '::<<=' */
	Token_type_less_than,		/* '<' */
	Token_type_less_than_or_equal,	/* '<=' */
	Token_type_not,			/* '!' */
	Token_type_not_equal,		/* '!=' */
	Token_type_not_identical,	/* '!==' */
	Token_type_multiply,		/* '*' */
	Token_type_multiply_assign,	/* ':*=' */
	Token_type_multiply_result,	/* '::*=' */
	Token_type_or,			/* '|' */
	Token_type_or_assign,		/* ':|=' */
	Token_type_or_if,		/* '||' */
	Token_type_or_result,		/* '::|=' */
	Token_type_power,		/* '**' */
	Token_type_power_assign,	/* ':**=' */
	Token_type_power_result,	/* '::**=' */
	Token_type_remainder,		/* '%' */
	Token_type_remainder_assign,	/* ':%=' */
	Token_type_remainder_result,	/* '::%=' */
	Token_type_result,		/* '::=' */
	Token_type_right_bracket,	/* ']' */
	Token_type_right_paren,		/* ')' */
	Token_type_right_shift,		/* '>>' */
	Token_type_right_shift_assign,	/* ':>>=' */
	Token_type_right_shift_result,	/* '::>>=' */
	Token_type_string,		/* Character string in double quotes */
	Token_type_subtract,		/* '-' */
	Token_type_subtract_assign,	/* ':-=' */
	Token_type_subtract_result,	/* '::-=' */
	Token_type_symbol,		/* Symbol from symbol table */
	Token_type_text,		/* Character string in single quotes */
	Token_type_twiddle,		/* '~' */
	Token_type_xor,			/* '^' */
	Token_type_xor_assign,		/* ':^=' */
	Token_type_xor_result,		/* '::^=' */
	Token_type_zilch,		/* ?? */
	Token_type_size			/* Number of different lexemes */
};

#endif /* TOKEN_TYPES_H */