X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/5372019fabc593faad353349d41dea7e79dae509..5b7f88c7f24c3ca04bbb00860f5c429096ee8ce7:/src/reader.h diff --git a/src/reader.h b/src/reader.h index 64abe4d4..c241344f 100644 --- a/src/reader.h +++ b/src/reader.h @@ -21,18 +21,71 @@ #ifndef READER_H_ # define READER_H_ -#include "symtab.h" +# include "symlist.h" +# include "parse-gram.h" -/* Read in the grammar specification and record it in the format - described in gram.h. */ +typedef struct merger_list +{ + struct merger_list* next; + const char* name; + const char* type; +} +merger_list; -void reader PARAMS ((void)); +typedef struct gram_control_s +{ + int errcode; +} gram_control_t; -extern int lineno; +/* From the scanner. */ +extern FILE *gram_in; +extern int gram__flex_debug; +void scanner_initialize (void); +void scanner_free (void); -extern symbol_t *errtoken; -extern symbol_t *undeftoken; -extern symbol_t *eoftoken; -extern symbol_t *axiom; +# define YY_DECL \ + int gram_lex (yystype *yylval, location_t *yylloc, \ + gram_control_t *yycontrol) +YY_DECL; + + +/* From the parser. */ +extern int gram_debug; +void gram_error (location_t *loc, const char *msg); +int gram_parse (void *control); + +/* 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; + + +/* 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_set (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 (const char* 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 reader (void); +void free_merger_functions (void); + +extern merger_list *merge_functions; + +extern int typed; #endif /* !READER_H_ */