Update.

2004-01-24  Andreas Jaeger  <aj@suse.de>

	* malloc/obstack.h: Import gnulib version.
	* malloc/obstack.c: Likewise.

2 files changed, 95 insertions, 393 deletions

diff --git a/malloc/obstack.c b/malloc/obstack.c
index 2f5ff62..47a4b16 100644
--- a/malloc/obstack.c
+++ b/malloc/obstack.c
@@ -1,5 +1,6 @@
 /* obstack.c - subroutines used implicitly by object stack macros
-   Copyright (C) 1988-1994, 1996-2001, 2002 Free Software Foundation, Inc.
+   Copyright (C) 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1996, 1997,
+   1998, 1999, 2000, 2001, 2002, 2003, 2004 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.
 
@@ -23,9 +24,9 @@
 #endif
 
 #ifdef _LIBC
-#include <obstack.h>
+# include <obstack.h>
 #else
-#include "obstack.h"
+# include "obstack.h"
 #endif
 
 /* NOTE BEFORE MODIFYING THIS FILE: This version number must be
@@ -57,12 +58,6 @@
 #ifndef ELIDE_CODE
 
 
-# if defined __STDC__ && __STDC__
-#  define POINTER void *
-# else
-#  define POINTER char *
-# endif
-
 /* Determine default alignment.  */
 struct fooalign {char x; double d;};
 # define DEFAULT_ALIGNMENT  \
@@ -88,22 +83,17 @@ union fooround {long x; double d;};
    abort gracefully or use longjump - but shouldn't return.  This
    variable by default points to the internal function
    `print_and_abort'.  */
-# if defined __STDC__ && __STDC__
 static void print_and_abort (void);
 void (*obstack_alloc_failed_handler) (void) = print_and_abort;
-# else
-static void print_and_abort ();
-void (*obstack_alloc_failed_handler) () = print_and_abort;
-# endif
 
 /* Exit value used when `print_and_abort' is used.  */
-# if defined __GNU_LIBRARY__ || defined HAVE_STDLIB_H
-#  include <stdlib.h>
-# endif
-# ifndef EXIT_FAILURE
-#  define EXIT_FAILURE 1
-# endif
+# include <stdlib.h>
+# ifdef _LIBC
 int obstack_exit_failure = EXIT_FAILURE;
+# else
+#  include "exitfail.h"
+#  define obstack_exit_failure exit_failure
+# endif
 
 /* The non-GNU-C macros copy the obstack into this global variable
    to avoid multiple evaluation.  */
@@ -116,33 +106,18 @@ struct obstack *_obstack;
    For free, do not use ?:, since some compilers, like the MIPS compilers,
    do not allow (expr) ? void : void.  */
 
-# if defined __STDC__ && __STDC__
-#  define CALL_CHUNKFUN(h, size) \
+# define CALL_CHUNKFUN(h, size) \
   (((h) -> use_extra_arg) \
    ? (*(h)->chunkfun) ((h)->extra_arg, (size)) \
    : (*(struct _obstack_chunk *(*) (long)) (h)->chunkfun) ((size)))
 
-#  define CALL_FREEFUN(h, old_chunk) \
+# define CALL_FREEFUN(h, old_chunk) \
   do { \
     if ((h) -> use_extra_arg) \
       (*(h)->freefun) ((h)->extra_arg, (old_chunk)); \
     else \
       (*(void (*) (void *)) (h)->freefun) ((old_chunk)); \
   } while (0)
-# else
-#  define CALL_CHUNKFUN(h, size) \
-  (((h) -> use_extra_arg) \
-   ? (*(h)->chunkfun) ((h)->extra_arg, (size)) \
-   : (*(struct _obstack_chunk *(*) ()) (h)->chunkfun) ((size)))
-
-#  define CALL_FREEFUN(h, old_chunk) \
-  do { \
-    if ((h) -> use_extra_arg) \
-      (*(h)->freefun) ((h)->extra_arg, (old_chunk)); \
-    else \
-      (*(void (*) ()) (h)->freefun) ((old_chunk)); \
-  } while (0)
-# endif
 
 
 /* Initialize an obstack H for use.  Specify chunk size SIZE (0 means default).
@@ -154,17 +129,10 @@ struct obstack *_obstack;
    allocation fails.  */
 
 int
-_obstack_begin (h, size, alignment, chunkfun, freefun)
-     struct obstack *h;
-     int size;
-     int alignment;
-# if defined __STDC__ && __STDC__
-     POINTER (*chunkfun) (long);
-     void (*freefun) (void *);
-# else
-     POINTER (*chunkfun) ();
-     void (*freefun) ();
-# endif
+_obstack_begin (struct obstack *h,
+		int size, int alignment,
+		void *(*chunkfun) (long),
+		void (*freefun) (void *))
 {
   register struct _obstack_chunk *chunk; /* points to new chunk */
 
@@ -187,13 +155,8 @@ _obstack_begin (h, size, alignment, chunkfun, freefun)
       size = 4096 - extra;
     }
 
-# if defined __STDC__ && __STDC__
   h->chunkfun = (struct _obstack_chunk * (*)(void *, long)) chunkfun;
   h->freefun = (void (*) (void *, struct _obstack_chunk *)) freefun;
-# else
-  h->chunkfun = (struct _obstack_chunk * (*)()) chunkfun;
-  h->freefun = freefun;
-# endif
   h->chunk_size = size;
   h->alignment_mask = alignment - 1;
   h->use_extra_arg = 0;
@@ -212,18 +175,10 @@ _obstack_begin (h, size, alignment, chunkfun, freefun)
 }
 
 int
-_obstack_begin_1 (h, size, alignment, chunkfun, freefun, arg)
-     struct obstack *h;
-     int size;
-     int alignment;
-# if defined __STDC__ && __STDC__
-     POINTER (*chunkfun) (POINTER, long);
-     void (*freefun) (POINTER, POINTER);
-# else
-     POINTER (*chunkfun) ();
-     void (*freefun) ();
-# endif
-     POINTER arg;
+_obstack_begin_1 (struct obstack *h, int size, int alignment,
+		  void *(*chunkfun) (void *, long),
+		  void (*freefun) (void *, void *),
+		  void *arg)
 {
   register struct _obstack_chunk *chunk; /* points to new chunk */
 
@@ -246,13 +201,8 @@ _obstack_begin_1 (h, size, alignment, chunkfun, freefun, arg)
       size = 4096 - extra;
     }
 
-# if defined __STDC__ && __STDC__
   h->chunkfun = (struct _obstack_chunk * (*)(void *,long)) chunkfun;
   h->freefun = (void (*) (void *, struct _obstack_chunk *)) freefun;
-# else
-  h->chunkfun = (struct _obstack_chunk * (*)()) chunkfun;
-  h->freefun = freefun;
-# endif
   h->chunk_size = size;
   h->alignment_mask = alignment - 1;
   h->extra_arg = arg;
@@ -278,9 +228,7 @@ _obstack_begin_1 (h, size, alignment, chunkfun, freefun, arg)
    to the beginning of the new one.  */
 
 void
-_obstack_newchunk (h, length)
-     struct obstack *h;
-     int length;
+_obstack_newchunk (struct obstack *h, int length)
 {
   register struct _obstack_chunk *old_chunk = h->chunk;
   register struct _obstack_chunk *new_chunk;
@@ -342,24 +290,20 @@ _obstack_newchunk (h, length)
   /* The new chunk certainly contains no empty object yet.  */
   h->maybe_empty_object = 0;
 }
-#ifdef _LIBC
+# ifdef _LIBC
 libc_hidden_def (_obstack_newchunk)
-#endif
+# endif
 
 /* Return nonzero if object OBJ has been allocated from obstack H.
    This is here for debugging.
    If you use it in a program, you are probably losing.  */
 
-# if defined __STDC__ && __STDC__
 /* Suppress -Wmissing-prototypes warning.  We don't want to declare this in
    obstack.h because it is just for debugging.  */
-int _obstack_allocated_p (struct obstack *h, POINTER obj);
-# endif
+int _obstack_allocated_p (struct obstack *h, void *obj);
 
 int
-_obstack_allocated_p (h, obj)
-     struct obstack *h;
-     POINTER obj;
+_obstack_allocated_p (struct obstack *h, void *obj)
 {
   register struct _obstack_chunk *lp;	/* below addr of any objects in this chunk */
   register struct _obstack_chunk *plp;	/* point to previous chunk if any */
@@ -368,7 +312,7 @@ _obstack_allocated_p (h, obj)
   /* We use >= rather than > since the object cannot be exactly at
      the beginning of the chunk but might be an empty object exactly
      at the end of an adjacent chunk.  */
-  while (lp != 0 && ((POINTER) lp >= obj || (POINTER) (lp)->limit < obj))
+  while (lp != 0 && ((void *) lp >= obj || (void *) (lp)->limit < obj))
     {
       plp = lp->prev;
       lp = plp;
@@ -381,13 +325,8 @@ _obstack_allocated_p (h, obj)
 
 # undef obstack_free
 
-/* This function has two names with identical definitions.
-   This is the first one, called from non-ANSI code.  */
-
 void
-_obstack_free (h, obj)
-     struct obstack *h;
-     POINTER obj;
+obstack_free (struct obstack *h, void *obj)
 {
   register struct _obstack_chunk *lp;	/* below addr of any objects in this chunk */
   register struct _obstack_chunk *plp;	/* point to previous chunk if any */
@@ -396,7 +335,7 @@ _obstack_free (h, obj)
   /* We use >= because there cannot be an object at the beginning of a chunk.
      But there can be an empty object at that address
      at the end of another chunk.  */
-  while (lp != 0 && ((POINTER) lp >= obj || (POINTER) (lp)->limit < obj))
+  while (lp != 0 && ((void *) lp >= obj || (void *) (lp)->limit < obj))
     {
       plp = lp->prev;
       CALL_FREEFUN (h, lp);
@@ -416,48 +355,14 @@ _obstack_free (h, obj)
     abort ();
 }
 
-/* This function is used from ANSI code.  */
-
-#ifdef _LIBC
-strong_alias (_obstack_free, obstack_free)
-#else
-
-void
-obstack_free (h, obj)
-     struct obstack *h;
-     POINTER obj;
-{
-  register struct _obstack_chunk *lp;	/* below addr of any objects in this chunk */
-  register struct _obstack_chunk *plp;	/* point to previous chunk if any */
-
-  lp = h->chunk;
-  /* We use >= because there cannot be an object at the beginning of a chunk.
-     But there can be an empty object at that address
-     at the end of another chunk.  */
-  while (lp != 0 && ((POINTER) lp >= obj || (POINTER) (lp)->limit < obj))
-    {
-      plp = lp->prev;
-      CALL_FREEFUN (h, lp);
-      lp = plp;
-      /* If we switch chunks, we can't tell whether the new current
-	 chunk contains an empty object, so assume that it may.  */
-      h->maybe_empty_object = 1;
-    }
-  if (lp)
-    {
-      h->object_base = h->next_free = (char *) (obj);
-      h->chunk_limit = lp->limit;
-      h->chunk = lp;
-    }
-  else if (obj != 0)
-    /* obj is not in any of the chunks! */
-    abort ();
-}
-#endif
+# ifdef _LIBC
+/* Older versions of libc used a function _obstack_free intended to be
+   called by non-GCC compilers.  */
+strong_alias (obstack_free, _obstack_free)
+# endif
 
 int
-_obstack_memory_used (h)
-     struct obstack *h;
+_obstack_memory_used (struct obstack *h)
 {
   register struct _obstack_chunk* lp;
   register int nbytes = 0;
@@ -470,16 +375,15 @@ _obstack_memory_used (h)
 }
 
 /* Define the error handler.  */
+# ifdef _LIBC
+#  include <libintl.h>
+# else
+#  include "gettext.h"
+# endif
 # ifndef _
-#  if (HAVE_LIBINTL_H && ENABLE_NLS) || defined _LIBC
-#   include <libintl.h>
-#   ifndef _
-#    define _(Str) gettext (Str)
-#   endif
-#  else
-#   define _(Str) (Str)
-#  endif
+#  define _(msgid) gettext (msgid)
 # endif
+
 # ifdef _LIBC
 #  include <libio/iolibio.h>
 # endif
@@ -493,7 +397,7 @@ _obstack_memory_used (h)
 
 static void
 __attribute__ ((noreturn))
-print_and_abort ()
+print_and_abort (void)
 {
   /* Don't change any of these strings.  Yes, it would be possible to add
      the newline to the string and use fputs or so.  But this must not
@@ -508,127 +412,5 @@ print_and_abort ()
     fprintf (stderr, "%s\n", _("memory exhausted"));
   exit (obstack_exit_failure);
 }
-
-# if 0
-/* These are now turned off because the applications do not use it
-   and it uses bcopy via obstack_grow, which causes trouble on sysV.  */
-
-/* Now define the functional versions of the obstack macros.
-   Define them to simply use the corresponding macros to do the job.  */
-
-#  if defined __STDC__ && __STDC__
-/* These function definitions do not work with non-ANSI preprocessors;
-   they won't pass through the macro names in parentheses.  */
-
-/* The function names appear in parentheses in order to prevent
-   the macro-definitions of the names from being expanded there.  */
-
-POINTER (obstack_base) (obstack)
-     struct obstack *obstack;
-{
-  return obstack_base (obstack);
-}
-
-POINTER (obstack_next_free) (obstack)
-     struct obstack *obstack;
-{
-  return obstack_next_free (obstack);
-}
-
-int (obstack_object_size) (obstack)
-     struct obstack *obstack;
-{
-  return obstack_object_size (obstack);
-}
-
-int (obstack_room) (obstack)
-     struct obstack *obstack;
-{
-  return obstack_room (obstack);
-}
-
-int (obstack_make_room) (obstack, length)
-     struct obstack *obstack;
-     int length;
-{
-  return obstack_make_room (obstack, length);
-}
-
-void (obstack_grow) (obstack, data, length)
-     struct obstack *obstack;
-     const POINTER data;
-     int length;
-{
-  obstack_grow (obstack, data, length);
-}
-
-void (obstack_grow0) (obstack, data, length)
-     struct obstack *obstack;
-     const POINTER data;
-     int length;
-{
-  obstack_grow0 (obstack, data, length);
-}
-
-void (obstack_1grow) (obstack, character)
-     struct obstack *obstack;
-     int character;
-{
-  obstack_1grow (obstack, character);
-}
-
-void (obstack_blank) (obstack, length)
-     struct obstack *obstack;
-     int length;
-{
-  obstack_blank (obstack, length);
-}
-
-void (obstack_1grow_fast) (obstack, character)
-     struct obstack *obstack;
-     int character;
-{
-  obstack_1grow_fast (obstack, character);
-}
-
-void (obstack_blank_fast) (obstack, length)
-     struct obstack *obstack;
-     int length;
-{
-  obstack_blank_fast (obstack, length);
-}
-
-POINTER (obstack_finish) (obstack)
-     struct obstack *obstack;
-{
-  return obstack_finish (obstack);
-}
-
-POINTER (obstack_alloc) (obstack, length)
-     struct obstack *obstack;
-     int length;
-{
-  return obstack_alloc (obstack, length);
-}
-
-POINTER (obstack_copy) (obstack, address, length)
-     struct obstack *obstack;
-     const POINTER address;
-     int length;
-{
-  return obstack_copy (obstack, address, length);
-}
-
-POINTER (obstack_copy0) (obstack, address, length)
-     struct obstack *obstack;
-     const POINTER address;
-     int length;
-{
-  return obstack_copy0 (obstack, address, length);
-}
-
-#  endif /* __STDC__ */
-
-# endif /* 0 */
 
 #endif	/* !ELIDE_CODE */
diff --git a/malloc/obstack.h b/malloc/obstack.h
index a442244..11e519b 100644
--- a/malloc/obstack.h
+++ b/malloc/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) 1988-1994,1996-1999,2003,2004 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.
 
@@ -119,40 +119,22 @@ 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
-   namespace with <stddef.h>'s symbols.  Otherwise, if <stddef.h> is
-   available, include it and use ptrdiff_t.  In traditional C, long is
-   the best that we can do.  */
+   namespace with <stddef.h>'s symbols.  Otherwise, include <stddef.h>
+   and use ptrdiff_t.  */
 
 #ifdef __PTRDIFF_TYPE__
 # define PTR_INT_TYPE __PTRDIFF_TYPE__
 #else
-# ifdef HAVE_STDDEF_H
-#  include <stddef.h>
-#  define PTR_INT_TYPE ptrdiff_t
-# else
-#  define PTR_INT_TYPE long
-# endif
+# include <stddef.h>
+# define PTR_INT_TYPE ptrdiff_t
 #endif
 
-#if defined _LIBC || defined HAVE_STRING_H
-# include <string.h>
-# define _obstack_memcpy(To, From, N) memcpy ((To), (From), (N))
-#else
-# ifdef memcpy
-#  define _obstack_memcpy(To, From, N) memcpy ((To), (From), (N))
-# else
-#  define _obstack_memcpy(To, From, N) bcopy ((From), (To), (N))
-# endif
-#endif
+#include <string.h>
 
 struct _obstack_chunk		/* Lives at front of each chunk. */
 {
@@ -170,18 +152,12 @@ struct obstack		/* control current object in current chunk */
   char	*chunk_limit;		/* address of char after current chunk */
   PTR_INT_TYPE temp;		/* Temporary for some macros.  */
   int   alignment_mask;		/* Mask of alignment for each object. */
-#if defined __STDC__ && __STDC__
   /* These prototypes vary based on `use_extra_arg', and we use
      casts to the prototypeless function type in all assignments,
      but having prototypes here quiets -Wstrict-prototypes.  */
   struct _obstack_chunk *(*chunkfun) (void *, long);
   void (*freefun) (void *, struct _obstack_chunk *);
   void *extra_arg;		/* first arg for chunk alloc/dealloc funcs */
-#else
-  struct _obstack_chunk *(*chunkfun) (); /* User's fcn to allocate a chunk.  */
-  void (*freefun) ();		/* User's function to free a chunk.  */
-  char *extra_arg;		/* first arg for chunk alloc/dealloc funcs */
-#endif
   unsigned use_extra_arg:1;	/* chunk alloc/dealloc funcs take extra arg */
   unsigned maybe_empty_object:1;/* There is a possibility that the current
 				   chunk contains a zero-length object.  This
@@ -194,7 +170,6 @@ struct obstack		/* control current object in current chunk */
 
 /* Declare the external functions we use; they are in obstack.c.  */
 
-#if defined __STDC__ && __STDC__
 extern void _obstack_newchunk (struct obstack *, int);
 extern void _obstack_free (struct obstack *, void *);
 extern int _obstack_begin (struct obstack *, int, int,
@@ -203,16 +178,7 @@ extern int _obstack_begin_1 (struct obstack *, int, int,
 			     void *(*) (void *, long),
 			     void (*) (void *, void *), void *);
 extern int _obstack_memory_used (struct obstack *);
-#else
-extern void _obstack_newchunk ();
-extern void _obstack_free ();
-extern int _obstack_begin ();
-extern int _obstack_begin_1 ();
-extern int _obstack_memory_used ();
-#endif
 
-#if defined __STDC__ && __STDC__
-
 /* Do the function-declarations after the structs
    but before defining the macros.  */
 
@@ -251,20 +217,11 @@ int obstack_alignment_mask (struct obstack *obstack);
 int obstack_chunk_size (struct obstack *obstack);
 int obstack_memory_used (struct obstack *obstack);
 
-#endif /* __STDC__ */
-
-/* Non-ANSI C cannot really support alternative functions for these macros,
-   so we do not declare them.  */
-
 /* Error handler called when `obstack_chunk_alloc' failed to allocate
    more memory.  This can be set to a user defined function which
    should either abort gracefully or use longjump - but shouldn't
    return.  The default action is to print a message and abort.  */
-#if defined __STDC__ && __STDC__
 extern void (*obstack_alloc_failed_handler) (void);
-#else
-extern void (*obstack_alloc_failed_handler) ();
-#endif
 
 /* Exit value used when `print_and_abort' is used.  */
 extern int obstack_exit_failure;
@@ -287,67 +244,34 @@ extern int obstack_exit_failure;
 
 #define obstack_alignment_mask(h) ((h)->alignment_mask)
 
-/* To prevent prototype warnings provide complete argument list in
-   standard C version.  */
-#if defined __STDC__ && __STDC__
-
-# define obstack_init(h)					\
+/* To prevent prototype warnings provide complete argument list.  */
+#define obstack_init(h)						\
   _obstack_begin ((h), 0, 0,					\
-		  (void *(*) (long)) obstack_chunk_alloc, 	\
+		  (void *(*) (long)) obstack_chunk_alloc,	\
 		  (void (*) (void *)) obstack_chunk_free)
 
-# define obstack_begin(h, size)					\
+#define obstack_begin(h, size)					\
   _obstack_begin ((h), (size), 0,				\
-		  (void *(*) (long)) obstack_chunk_alloc, 	\
+		  (void *(*) (long)) obstack_chunk_alloc,	\
 		  (void (*) (void *)) obstack_chunk_free)
 
-# define obstack_specify_allocation(h, size, alignment, chunkfun, freefun) \
+#define obstack_specify_allocation(h, size, alignment, chunkfun, freefun)  \
   _obstack_begin ((h), (size), (alignment),				   \
-		  (void *(*) (long)) (chunkfun), 			   \
+		  (void *(*) (long)) (chunkfun),			   \
 		  (void (*) (void *)) (freefun))
 
-# define obstack_specify_allocation_with_arg(h, size, alignment, chunkfun, freefun, arg) \
+#define obstack_specify_allocation_with_arg(h, size, alignment, chunkfun, freefun, arg) \
   _obstack_begin_1 ((h), (size), (alignment),				\
 		    (void *(*) (void *, long)) (chunkfun),		\
 		    (void (*) (void *, void *)) (freefun), (arg))
 
-# define obstack_chunkfun(h, newchunkfun) \
+#define obstack_chunkfun(h, newchunkfun) \
   ((h) -> chunkfun = (struct _obstack_chunk *(*)(void *, long)) (newchunkfun))
 
-# define obstack_freefun(h, newfreefun) \
+#define obstack_freefun(h, newfreefun) \
   ((h) -> freefun = (void (*)(void *, struct _obstack_chunk *)) (newfreefun))
 
-#else
-
-# define obstack_init(h)						\
-  _obstack_begin ((h), 0, 0,						\
-		  (void *(*) ()) obstack_chunk_alloc, 			\
-		  (void (*) ()) obstack_chunk_free)
-
-# define obstack_begin(h, size)						\
-  _obstack_begin ((h), (size), 0,					\
-		  (void *(*) ()) obstack_chunk_alloc,			\
-		  (void (*) ()) obstack_chunk_free)
-
-# define obstack_specify_allocation(h, size, alignment, chunkfun, freefun) \
-  _obstack_begin ((h), (size), (alignment),				   \
-		  (void *(*) ()) (chunkfun), 				   \
-		  (void (*) ()) (freefun))
-
-# define obstack_specify_allocation_with_arg(h, size, alignment, chunkfun, freefun, arg) \
-  _obstack_begin_1 ((h), (size), (alignment),				\
-		    (void *(*) ()) (chunkfun), 				\
-		    (void (*) ()) (freefun), (arg))
-
-# define obstack_chunkfun(h, newchunkfun) \
-  ((h) -> chunkfun = (struct _obstack_chunk *(*)()) (newchunkfun))
-
-# define obstack_freefun(h, newfreefun) \
-  ((h) -> freefun = (void (*)()) (newfreefun))
-
-#endif
-
-#define obstack_1grow_fast(h,achar) (*((h)->next_free)++ = achar)
+#define obstack_1grow_fast(h,achar) (*((h)->next_free)++ = (achar))
 
 #define obstack_blank_fast(h,n) ((h)->next_free += (n))
 
@@ -368,12 +292,12 @@ 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 +310,7 @@ __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)				\
@@ -395,7 +319,7 @@ __extension__								\
    int __len = (length);						\
    if (__o->next_free + __len > __o->chunk_limit)			\
      _obstack_newchunk (__o, __len);					\
-   _obstack_memcpy (__o->next_free, (where), __len);			\
+   memcpy (__o->next_free, where, __len);				\
    __o->next_free += __len;						\
    (void) 0; })
 
@@ -405,7 +329,7 @@ __extension__								\
    int __len = (length);						\
    if (__o->next_free + __len + 1 > __o->chunk_limit)			\
      _obstack_newchunk (__o, __len + 1);				\
-   _obstack_memcpy (__o->next_free, (where), __len);			\
+   memcpy (__o->next_free, where, __len);				\
    __o->next_free += __len;						\
    *(__o->next_free)++ = 0;						\
    (void) 0; })
@@ -415,7 +339,7 @@ __extension__								\
 ({ struct obstack *__o = (OBSTACK);					\
    if (__o->next_free + 1 > __o->chunk_limit)				\
      _obstack_newchunk (__o, 1);					\
-   *(__o->next_free)++ = (datum);					\
+   obstack_1grow_fast (__o, datum);					\
    (void) 0; })
 
 /* These assume that the obstack alignment is good enough for pointers
@@ -427,22 +351,28 @@ __extension__								\
 ({ struct obstack *__o = (OBSTACK);					\
    if (__o->next_free + sizeof (void *) > __o->chunk_limit)		\
      _obstack_newchunk (__o, sizeof (void *));				\
-   *((void **)__o->next_free)++ = (datum);				\
-   (void) 0; })
+   obstack_ptr_grow_fast (__o, datum); })				\
 
 # define obstack_int_grow(OBSTACK,datum)				\
 __extension__								\
 ({ struct obstack *__o = (OBSTACK);					\
    if (__o->next_free + sizeof (int) > __o->chunk_limit)		\
      _obstack_newchunk (__o, sizeof (int));				\
-   *((int *)__o->next_free)++ = (datum);				\
-   (void) 0; })
+   obstack_int_grow_fast (__o, datum); })
 
-# define obstack_ptr_grow_fast(h,aptr)					\
-  (*((void **) (h)->next_free)++ = (aptr))
+# define obstack_ptr_grow_fast(OBSTACK,aptr)				\
+__extension__								\
+({ struct obstack *__o1 = (OBSTACK);					\
+   *(const void **) __o1->next_free = (aptr);				\
+   __o1->next_free += sizeof (const void *);				\
+   (void) 0; })
 
-# define obstack_int_grow_fast(h,aint)					\
-  (*((int *) (h)->next_free)++ = (aint))
+# define obstack_int_grow_fast(OBSTACK,aint)				\
+__extension__								\
+({ struct obstack *__o1 = (OBSTACK);					\
+   *(int *) __o1->next_free = (aint);					\
+   __o1->next_free += sizeof (int);					\
+   (void) 0; })
 
 # define obstack_blank(OBSTACK,length)					\
 __extension__								\
@@ -450,7 +380,7 @@ __extension__								\
    int __len = (length);						\
    if (__o->chunk_limit - __o->next_free < __len)			\
      _obstack_newchunk (__o, __len);					\
-   __o->next_free += __len;						\
+   obstack_blank_fast (__o, __len);					\
    (void) 0; })
 
 # define obstack_alloc(OBSTACK,length)					\
@@ -473,12 +403,11 @@ __extension__								\
 
 /* The local variable is named __o1 to avoid a name conflict
    when obstack_blank is called.  */
-# define obstack_finish(OBSTACK)  					\
+# define obstack_finish(OBSTACK)					\
 __extension__								\
 ({ struct obstack *__o1 = (OBSTACK);					\
-   void *value;								\
-   value = (void *) __o1->object_base;					\
-   if (__o1->next_free == value)					\
+   void *__value = (void *) __o1->object_base;				\
+   if (__o1->next_free == __value)					\
      __o1->maybe_empty_object = 1;					\
    __o1->next_free							\
      = __INT_TO_PTR ((__PTR_TO_INT (__o1->next_free)+__o1->alignment_mask)\
@@ -487,7 +416,7 @@ __extension__								\
        > __o1->chunk_limit - (char *)__o1->chunk)			\
      __o1->next_free = __o1->chunk_limit;				\
    __o1->object_base = __o1->next_free;					\
-   value; })
+   __value; })
 
 # define obstack_free(OBSTACK, OBJ)					\
 __extension__								\
@@ -523,43 +452,43 @@ __extension__								\
 ( (h)->temp = (length),							\
   (((h)->next_free + (h)->temp > (h)->chunk_limit)			\
    ? (_obstack_newchunk ((h), (h)->temp), 0) : 0),			\
-  _obstack_memcpy ((h)->next_free, (where), (h)->temp),			\
+  memcpy ((h)->next_free, where, (h)->temp),				\
   (h)->next_free += (h)->temp)
 
 # define obstack_grow0(h,where,length)					\
 ( (h)->temp = (length),							\
   (((h)->next_free + (h)->temp + 1 > (h)->chunk_limit)			\
    ? (_obstack_newchunk ((h), (h)->temp + 1), 0) : 0),			\
-  _obstack_memcpy ((h)->next_free, (where), (h)->temp),			\
+  memcpy ((h)->next_free, where, (h)->temp),				\
   (h)->next_free += (h)->temp,						\
   *((h)->next_free)++ = 0)
 
 # define obstack_1grow(h,datum)						\
 ( (((h)->next_free + 1 > (h)->chunk_limit)				\
    ? (_obstack_newchunk ((h), 1), 0) : 0),				\
-  (*((h)->next_free)++ = (datum)))
+  obstack_1grow_fast (h, datum))
 
 # define obstack_ptr_grow(h,datum)					\
 ( (((h)->next_free + sizeof (char *) > (h)->chunk_limit)		\
    ? (_obstack_newchunk ((h), sizeof (char *)), 0) : 0),		\
-  (*((const char **) (((h)->next_free+=sizeof(char *))-sizeof(char *))) = (datum)))
+  obstack_ptr_grow_fast (h, datum))
 
 # define obstack_int_grow(h,datum)					\
 ( (((h)->next_free + sizeof (int) > (h)->chunk_limit)			\
    ? (_obstack_newchunk ((h), sizeof (int)), 0) : 0),			\
-  (*((int *) (((h)->next_free+=sizeof(int))-sizeof(int))) = (datum)))
+  obstack_int_grow_fast (h, datum))
 
 # define obstack_ptr_grow_fast(h,aptr)					\
-  (*((const char **) (h)->next_free)++ = (aptr))
+  (((const void **) ((h)->next_free += sizeof (void *)))[-1] = (aptr))
 
 # define obstack_int_grow_fast(h,aint)					\
-  (*((int *) (h)->next_free)++ = (aint))
+  (((int *) ((h)->next_free += sizeof (int)))[-1] = (aptr))
 
 # define obstack_blank(h,length)					\
 ( (h)->temp = (length),							\
   (((h)->chunk_limit - (h)->next_free < (h)->temp)			\
    ? (_obstack_newchunk ((h), (h)->temp), 0) : 0),			\
-  ((h)->next_free += (h)->temp))
+  obstack_blank_fast (h, (h)->temp))
 
 # define obstack_alloc(h,length)					\
  (obstack_blank ((h), (length)), obstack_finish ((h)))
@@ -570,7 +499,7 @@ __extension__								\
 # define obstack_copy0(h,where,length)					\
  (obstack_grow0 ((h), (where), (length)), obstack_finish ((h)))
 
-# define obstack_finish(h)  						\
+# define obstack_finish(h)						\
 ( ((h)->next_free == (h)->object_base					\
    ? (((h)->maybe_empty_object = 1), 0)					\
    : 0),								\
@@ -582,23 +511,14 @@ __extension__								\
     > (h)->chunk_limit - (char *) (h)->chunk)				\
    ? ((h)->next_free = (h)->chunk_limit) : 0),				\
   (h)->object_base = (h)->next_free,					\
-  __INT_TO_PTR ((h)->temp))
+  (void *) __INT_TO_PTR ((h)->temp))
 
-# if defined __STDC__ && __STDC__
-#  define obstack_free(h,obj)						\
+# define obstack_free(h,obj)						\
 ( (h)->temp = (char *) (obj) - (char *) (h)->chunk,			\
   (((h)->temp > 0 && (h)->temp < (h)->chunk_limit - (char *) (h)->chunk)\
    ? (int) ((h)->next_free = (h)->object_base				\
 	    = (h)->temp + (char *) (h)->chunk)				\
    : (((obstack_free) ((h), (h)->temp + (char *) (h)->chunk), 0), 0)))
-# else
-#  define obstack_free(h,obj)						\
-( (h)->temp = (char *) (obj) - (char *) (h)->chunk,			\
-  (((h)->temp > 0 && (h)->temp < (h)->chunk_limit - (char *) (h)->chunk)\
-   ? (int) ((h)->next_free = (h)->object_base				\
-	    = (h)->temp + (char *) (h)->chunk)				\
-   : (_obstack_free ((h), (h)->temp + (char *) (h)->chunk), 0)))
-# endif
 
 #endif /* not __GNUC__ or not __STDC__ */