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/*
* Copyright © 2016 Keith Packard <keithp@keithp.com>
*
* This program 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.
*
* This program 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
* General Public License for more details.
*/
#ifndef _AO_SCHEME_READ_H_
#define _AO_SCHEME_READ_H_
/*
* token classes
*/
# define END 0
# define NAME 1
# define OPEN 2
# define CLOSE 3
# define QUOTE 4
#ifdef AO_SCHEME_FEATURE_QUASI
# define QUASIQUOTE 5
# define UNQUOTE 6
# define UNQUOTE_SPLICING 7
#endif
# define STRING 8
# define NUM 9
#ifdef AO_SCHEME_FEATURE_FLOAT
# define FLOAT 10
#endif
# define DOT 11
# define BOOL 12
#ifdef AO_SCHEME_FEATURE_VECTOR
# define OPEN_VECTOR 13
#endif
/*
* character classes
*/
# define PRINTABLE 0x0001 /* \t \n ' ' - ~ */
# define SPECIAL 0x0002 /* ( [ { ) ] } ' ` , */
#ifdef AO_SCHEME_FEATURE_QUASI
# define SPECIAL_QUASI SPECIAL
#else
# define SPECIAL_QUASI 0
#endif
# define DOTC 0x0004 /* . */
# define WHITE 0x0008 /* ' ' \t \n */
# define DIGIT 0x0010 /* [0-9] */
# define SIGN 0x0020 /* +- */
#ifdef AO_SCHEME_FEATURE_FLOAT
# define FLOATC 0x0040 /* . e E */
#else
# define FLOATC 0
#endif
# define ENDOFFILE 0x0080 /* end of file */
# define COMMENT 0x0100 /* ; */
# define IGNORE 0x0200 /* \0 - ' ' */
# define BACKSLASH 0x0400 /* \ */
# define STRINGC 0x0800 /* " */
# define HEX_LETTER 0x1000 /* a-f A-F */
# define NOTNAME (STRINGC|COMMENT|ENDOFFILE|WHITE|SPECIAL)
# define INTEGER (DIGIT|SIGN)
# define NUMBER (INTEGER|FLOATC)
# define HEX_DIGIT (DIGIT|HEX_LETTER)
#endif /* _AO_SCHEME_READ_H_ */
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