/* obstack.h - object stack macros
Copyright 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1996, 1997, 1998,
- 1999, 2000
+ 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2008
Free Software Foundation, Inc.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
+ Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301,
USA. */
/* Summary:
#if defined _LIBC || defined HAVE_STRING_H
# include <string.h>
-# if defined __STDC__ && __STDC__
-# define _obstack_memcpy(To, From, N) memcpy ((To), (From), (N))
-# else
-# define _obstack_memcpy(To, From, N) memcpy ((To), (char *)(From), (N))
-# endif
+# define _obstack_memcpy(To, From, N) memcpy ((To), (From), (N))
#else
# ifdef memcpy
# define _obstack_memcpy(To, From, N) memcpy ((To), (char *)(From), (N))
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
/* 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,
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
\f
-#if defined __STDC__ && __STDC__
-
/* Do the function-declarations after the structs
but before defining the macros. */
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. 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;
/* To prevent prototype warnings provide complete argument list in
standard C version. */
-#if defined __STDC__ && __STDC__
-
# define obstack_init(h) \
_obstack_begin ((h), 0, 0, \
(void *(*) (long)) obstack_chunk_alloc, (void (*) (void *)) obstack_chunk_free)
# 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_blank_fast(h,n) ((h)->next_free += (n))
> (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__ */
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