diff options
Diffstat (limited to 'parser.h')
| -rw-r--r-- | parser.h | 25 |
1 files changed, 21 insertions, 4 deletions
@@ -31,7 +31,16 @@ typedef struct yyguts_t scanner_t; typedef void *yyscan_t; #endif -typedef struct { +typedef struct parser parser_t; + +#ifdef SPACE + +struct yy_token { + int yy_char; + YYSTYPE yy_lval; +}; + +struct parser { val parser; cnum lineno; int errors; @@ -41,7 +50,11 @@ typedef struct { val syntax_tree; yyscan_t yyscan; scanner_t *scanner; -} parser_t; + struct yy_token recent_tok; + struct yy_token tok_pushback[4]; + int tok_idx; +}; +#endif extern const wchar_t *spec_file; extern val form_to_ln_hash; @@ -53,14 +66,18 @@ void yyerrorf(scanner_t *scanner, val s, ...); void yybadtoken(parser_t *, int tok, val context); void end_of_regex(scanner_t *scanner); void end_of_char(scanner_t *scanner); -int reset_scanner(scanner_t *scanner); +#ifdef SPACE +int yylex(YYSTYPE *yylval_param, yyscan_t yyscanner); +#endif int yylex_init(yyscan_t *pscanner); int yylex_destroy(yyscan_t scanner); parser_t *yyget_extra(yyscan_t scanner); void yyset_extra(parser_t *, yyscan_t); +void yyset_hold_char(yyscan_t, int); void parser_l_init(void); void open_txr_file(val spec_file, val *txr_lisp_p, val *name, val *stream); -void prime_parser(parser_t *, int hold_byte, val name); +void prime_parser(parser_t *, val name); +void prime_scanner(scanner_t *); int parse_once(val stream, val name, parser_t *parser); int parse(parser_t *parser, val name); val source_loc(val form); |