* include/cpplib.h (struct cpp_callbacks): Add user_builtin_macro

[pf3gnuchains/gcc-fork.git] / libcpp / include / cpplib.h

diff --git a/libcpp/include/cpplib.h b/libcpp/include/cpplib.h
index ba79262..87d368e 100644 (file)
--- a/libcpp/include/cpplib.h
+++ b/libcpp/include/cpplib.h
@@ -509,6 +509,9 @@ struct cpp_callbacks
   /* Called whenever a macro is expanded or tested.
      Second argument is the location of the start of the current expansion.  */
   void (*used) (cpp_reader *, source_location, cpp_hashnode *);
+
+  /* Callback that can change a user builtin into normal macro.  */
+  bool (*user_builtin_macro) (cpp_reader *, cpp_hashnode *);
 };
 
 #ifdef VMS
@@ -599,7 +602,9 @@ enum cpp_builtin_type
   BT_STDC,                     /* `__STDC__' */
   BT_PRAGMA,                   /* `_Pragma' operator */
   BT_TIMESTAMP,                        /* `__TIMESTAMP__' */
-  BT_COUNTER                   /* `__COUNTER__' */
+  BT_COUNTER,                  /* `__COUNTER__' */
+  BT_FIRST_USER,               /* User defined builtin macros.  */
+  BT_LAST_USER = BT_FIRST_USER + 31
 };
 
 #define CPP_HASHNODE(HNODE)    ((cpp_hashnode *) (HNODE))
@@ -726,7 +731,7 @@ extern const cpp_token *cpp_get_token (cpp_reader *);
 extern const cpp_token *cpp_get_token_with_location (cpp_reader *,
                                                     source_location *);
 extern const unsigned char *cpp_macro_definition (cpp_reader *,
-                                                 const cpp_hashnode *);
+                                                 cpp_hashnode *);
 extern void _cpp_backup_tokens (cpp_reader *, unsigned int);
 extern const cpp_token *cpp_peek_token (cpp_reader *, int);