X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/f87685c3245a30154897374780d5d0471c7229c0..b0f4c4eaa1da1437b18d5d8e250d666133225d8a:/src/reader.h diff --git a/src/reader.h b/src/reader.h index 3a0b4284..43985965 100644 --- a/src/reader.h +++ b/src/reader.h @@ -1,5 +1,7 @@ -/* Input parser for bison - Copyright 2000, 2001 Free Software Foundation, Inc. +/* Input parser for Bison + + Copyright (C) 2000, 2001, 2002, 2003, 2005, 2006 Free Software + Foundation, Inc. This file is part of Bison, the GNU Compiler Compiler. @@ -15,23 +17,54 @@ 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_ -/* 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. */ +# include "location.h" +# include "symlist.h" + +# include "parse-gram.h" + +typedef struct merger_list +{ + struct merger_list* next; + uniqstr name; + uniqstr type; + location type_declaration_location; +} merger_list; + +/* From the parser. */ +extern int gram_debug; +int gram_parse (void); +char const *token_name (int type); + + +/* From reader.c. */ +void grammar_start_symbol_set (symbol *sym, location loc); +void prologue_augment (const char *prologue, location loc, bool post); +void grammar_current_rule_begin (symbol *lhs, location loc); +void grammar_current_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); +void grammar_current_rule_symbol_append (symbol *sym, location loc); +void grammar_current_rule_action_append (const char *action, location loc); +void reader (void); +void free_merger_functions (void); + +extern merger_list *merge_functions; -extern void reader PARAMS ((void)); +/* Was %union seen? */ +extern bool union_seen; +/* Was a tag seen? */ +extern bool tag_seen; -extern int lineno; -extern char **tags; -extern short *user_toknums; +/* Should rules have a default precedence? */ +extern bool default_prec; #endif /* !READER_H_ */