X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/0aa32d51bb1a0aeda1ff709ca47d061221a8c3b5..f52b276c551feabf0e831ccf8dd9a2cfd5cca0d7:/src/reader.h diff --git a/src/reader.h b/src/reader.h index a1d5be37..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. @@ -15,72 +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 "location.h" # include "symlist.h" + # include "parse-gram.h" typedef struct merger_list { struct merger_list* next; - struniq_t name; - struniq_t type; -} -merger_list; + 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); -# define YY_DECL int gram_lex (yystype *val, location_t *loc) +/* 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); - -/* The sort of braced code we are in. */ -typedef enum braced_code_e - { - action_braced_code, - destructor_braced_code, - printer_braced_code - } braced_code_t; -/* FIXME: This is really a dirty hack which demonstrates that we - should probably not try to parse the actions now. */ -extern braced_code_t current_braced_code; +char const *token_name (int); /* From reader.c. */ -void grammar_start_symbol_set (symbol_t *s, location_t l); -void prologue_augment (const char *prologue, location_t location); -void epilogue_augment (const char *epilogue, location_t location); -void grammar_symbol_append (symbol_t *s, location_t l); -void grammar_rule_begin (symbol_t *lhs, location_t l); -void grammar_rule_end (location_t l); -void grammar_midrule_action (void); -void grammar_current_rule_prec_set (symbol_t *precsym, location_t l); -void grammar_current_rule_dprec_set (int dprec, location_t l); -void grammar_current_rule_merge_set (struniq_t name, location_t l); - -void grammar_current_rule_symbol_append (symbol_t *symbol, location_t l); -void grammar_current_rule_action_append (const char *action, location_t l); -extern symbol_list_t *current_rule; +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); extern merger_list *merge_functions; -extern int typed; +/* Was %union seen? */ +extern bool typed; + +/* Should rules have a default precedence? */ +extern bool default_prec; #endif /* !READER_H_ */