X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/280a38c306200177ef15e0f52775312edc057065..127287e9c478d3b29f6671cab599131443443f95:/src/reader.h diff --git a/src/reader.h b/src/reader.h index abff0d38..c47a16eb 100644 --- a/src/reader.h +++ b/src/reader.h @@ -1,5 +1,6 @@ -/* Input parser for bison - Copyright (C) 2000, 2001, 2002 Free Software Foundation, Inc. +/* Input parser for Bison + + Copyright (C) 2000, 2001, 2002, 2003, 2005 Free Software Foundation, Inc. This file is part of Bison, the GNU Compiler Compiler. @@ -15,30 +16,68 @@ You should have received a copy of the GNU General Public License along with Bison; see the file COPYING. If not, write to - the Free Software Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ + the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + Boston, MA 02110-1301, USA. */ #ifndef READER_H_ # define READER_H_ -#include "symtab.h" +# include "location.h" +# include "symlist.h" + +# include "parse-gram.h" + +typedef struct merger_list +{ + struct merger_list* next; + uniqstr name; + uniqstr type; +} merger_list; + +/* From the scanner. */ +extern FILE *gram_in; +extern int gram__flex_debug; +extern boundary scanner_cursor; +extern int max_left_semantic_context; +void scanner_initialize (void); +void scanner_free (void); +void scanner_last_string_free (void); + +/* These are declared by the scanner, but not used. We put them here + to pacify "make syntax-check". */ +extern FILE *gram_out; +extern int gram_lineno; + +# define YY_DECL int gram_lex (YYSTYPE *val, location *loc) +YY_DECL; + + +/* From the parser. */ +extern int gram_debug; +int gram_parse (void); +char const *token_name (int); -/* Read in the grammar specification and record it in the format - described in gram.h. All guards are copied into the FGUARD file - and all actions into FACTION, in each case forming the body of a C - function (YYGUARD or YYACTION) which contains a switch statement to - decide which guard or action to execute. */ -void reader PARAMS ((void)); +/* From reader.c. */ +void grammar_start_symbol_set (symbol *sym, location loc); +void prologue_augment (const char *prologue, location loc); +void grammar_symbol_append (symbol *sym, location loc); +void grammar_rule_begin (symbol *lhs, location loc); +void grammar_rule_end (location loc); +void grammar_midrule_action (void); +void grammar_current_rule_prec_set (symbol *precsym, location loc); +void grammar_current_rule_dprec_set (int dprec, location loc); +void grammar_current_rule_merge_set (uniqstr name, location loc); -/* Free the packed grammar. */ -void grammar_free PARAMS ((void)); +void grammar_current_rule_symbol_append (symbol *sym, location loc); +void grammar_current_rule_action_append (const char *action, location loc); +extern symbol_list *current_rule; +void reader (void); +void free_merger_functions (void); -extern int lineno; +extern merger_list *merge_functions; -extern bucket *errtoken; -extern bucket *undeftoken; -extern bucket *eoftoken; -extern bucket *axiom; +extern bool typed; +extern bool default_prec; #endif /* !READER_H_ */