X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/4a0d89369599a2cea01f4fbdf791f426a02cb5a3..7f41b888214850deb3a2563cb07a4925f8b62bf5:/lib/obstack.h

diff --git a/lib/obstack.h b/lib/obstack.h
index c949730e..c0fc9ac6 100644
--- a/lib/obstack.h
+++ b/lib/obstack.h
@@ -1,5 +1,5 @@
 /* obstack.h - object stack macros
-   Copyright (C) 1988,89,90,91,92,93,94,96,97,98,99 Free Software Foundation, Inc.
+   Copyright (C) 1988,89,90,91,92,93,94,96,97,98,99,2003 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.  Its master source is NOT part of
    the C library, however.  The master source lives in /gd/gnu/lib.
@@ -123,8 +123,12 @@ extern "C" {
 #endif
 
 #ifndef __INT_TO_PTR
+#if defined __STDC__ && __STDC__
+# define __INT_TO_PTR(P) ((void *) ((P) + (char *) 0))
+#else
 # define __INT_TO_PTR(P) ((P) + (char *) 0)
 #endif
+#endif
 
 /* We need the type of the resulting object.  If __PTRDIFF_TYPE__ is
    defined, as with GNU C, use that; that way we don't pollute the
@@ -368,12 +372,12 @@ extern int obstack_exit_failure;
 
 # define obstack_object_size(OBSTACK)					\
   __extension__								\
-  ({ struct obstack *__o = (OBSTACK);					\
+  ({ struct obstack const *__o = (OBSTACK);				\
      (unsigned) (__o->next_free - __o->object_base); })
 
 # define obstack_room(OBSTACK)						\
   __extension__								\
-  ({ struct obstack *__o = (OBSTACK);					\
+  ({ struct obstack const *__o = (OBSTACK);				\
      (unsigned) (__o->chunk_limit - __o->next_free); })
 
 # define obstack_make_room(OBSTACK,length)				\
@@ -386,7 +390,7 @@ __extension__								\
 
 # define obstack_empty_p(OBSTACK)					\
   __extension__								\
-  ({ struct obstack *__o = (OBSTACK);					\
+  ({ struct obstack const *__o = (OBSTACK);				\
      (__o->chunk->prev == 0 && __o->next_free - __o->chunk->contents == 0); })
 
 # define obstack_grow(OBSTACK,where,length)				\