X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/2f1afb737f4b8e0a4ea3f5d02e25858cc709e466..f52b276c551feabf0e831ccf8dd9a2cfd5cca0d7:/src/reader.h diff --git a/src/reader.h b/src/reader.h index f86d3c1b..3e8a7bd4 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. @@ -15,19 +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); + + +/* From reader.c. */ +void grammar_start_symbol_set (symbol *sym, location loc); +void prologue_augment (const char *prologue, location loc); +void grammar_current_rule_begin (symbol *lhs, location loc); +void grammar_current_rule_end (location loc); +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); +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); -/* Read in the grammar specification and record it in the format - described in gram.h. */ +extern merger_list *merge_functions; -void reader PARAMS ((void)); +/* Was %union seen? */ +extern bool typed; -extern int lineno; +/* Should rules have a default precedence? */ +extern bool default_prec; #endif /* !READER_H_ */