X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/5372019fabc593faad353349d41dea7e79dae509..f7aed660541ed7b05c4d892334dfe64ba200a4a2:/src/reader.h diff --git a/src/reader.h b/src/reader.h index 64abe4d4..8792372e 100644 --- a/src/reader.h +++ b/src/reader.h @@ -21,18 +21,77 @@ #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; +typedef struct gram_control_s +{ + int errcode; +} gram_control_t; + +/* From the scanner. */ +extern FILE *gram_in; +extern int gram__flex_debug; +void scanner_last_string_free PARAMS ((void)); +void scanner_initialize PARAMS ((void)); +void scanner_free PARAMS ((void)); + +# 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 PARAMS ((symbol_t *s, location_t l)); +void prologue_augment PARAMS ((const char *prologue, location_t location)); +void epilogue_set PARAMS ((const char *epilogue, location_t location)); +void grammar_symbol_append PARAMS ((symbol_t *s, location_t l)); +void grammar_rule_begin PARAMS ((symbol_t *lhs, location_t l)); +void grammar_rule_end PARAMS ((location_t l)); +void grammar_midrule_action PARAMS ((void)); +void grammar_current_rule_prec_set PARAMS ((symbol_t *precsym, + location_t l)); +void grammar_current_rule_dprec_set PARAMS ((int dprec, + location_t l)); +void grammar_current_rule_merge_set PARAMS ((const char* name, + location_t l)); + +void grammar_current_rule_symbol_append PARAMS ((symbol_t *symbol, + location_t l)); +void grammar_current_rule_action_append PARAMS ((const char *action, + location_t l)); +extern symbol_list_t *current_rule; void reader PARAMS ((void)); +void free_merger_functions PARAMS ((void)); -extern int lineno; +extern merger_list *merge_functions; -extern symbol_t *errtoken; -extern symbol_t *undeftoken; -extern symbol_t *eoftoken; -extern symbol_t *axiom; +extern int typed; #endif /* !READER_H_ */