* NEWS: Instead of %union, you can define and use your own union type

[bison.git] / src / reader.h

diff --git a/src/reader.h b/src/reader.h
index bb8daff14113ec3548082f73fc5891dfeb877c2a..43985965c4c41e893889c9731d04775e57d0969b 100644 (file)
--- a/src/reader.h
+++ b/src/reader.h
@@ -33,37 +33,18 @@ typedef struct merger_list
   struct merger_list* next;
   uniqstr name;
   uniqstr type;
+  location type_declaration_location;
 } merger_list;
 
-/* From the scanner.  */
-extern FILE *gram_in;
-extern int gram__flex_debug;
-extern boundary scanner_cursor;
-extern char *last_string;
-extern location last_braced_code_loc;
-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);
+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);
+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);
@@ -72,14 +53,16 @@ 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;
 
 /* Was %union seen?  */
-extern bool typed;
+extern bool union_seen;
+
+/* Was a tag seen?  */
+extern bool tag_seen;
 
 /* Should rules have a default precedence?  */
 extern bool default_prec;