/*
** File: lexutils.hxx
**
** Description: Helper functions for MIDL lexer
** 	(C) 1989 Microsoft Corp.
*/

/* there is a warning 3 (type conversion) in the next line...
	it has something to do with istream::get(char&).
*/
#define ccgetc() (pbch?(pbch=0,ch):(cceof())?(char)0:((input_fileptr_G->get(ch),ch=='\n' )?(curr_line_G++,ch):(ch)))
#define ccputbackc() (pbch=1)
#define cceof()	(input_fileptr_G->eof())

typedef USHORT token_t;

void StartImport();
void CloseImport();
void init_lex(void);
token_t cnv_int(void);
token_t cnv_hex(void);
token_t cnv_octal(void);
token_t cnv_float(void);
long convert(char *ptr, short base);
token_t name(void);

token_t map_token(token_t);

void lex_error(int);

token_t	lex(void);
token_t	comment(void);
char	convesc(void);

extern short handle_import;


#define AND        '&'
#define LBRACK     '['
#define RBRACK     ']'
#define LCURLY     '{'
#define RCURLY     '}'
#define LPAREN     '('
#define RPAREN     ')'
#define SEMI       ';'
#define COLON      ':'
#define COMMA      ','
#define DIV        '/'
#define EXCLAIM    '!'
#define MOD        '%'
#define PLUS       '+'
#define XOR        '^'
#define LT         '<'
#define GT         '>'
#define MINUS      '-'
#define MULT       '*'
#define ASSIGN     '='
#define OR         '|'