/* obstack.c - subroutines used implicitly by object stack macros
- Copyright (C) 1988-1994, 1996-1997, 2002 Free Software Foundation, Inc.
+ Copyright (C) 1988-1994, 1996-1999, 2000-2002 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.
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
- NOTE: The canonical source of this file is maintained with the GNU C Library.
- Bugs can be reported to bug-glibc@gnu.org.
-
- This program is free software; you can redistribute it and/or modify it
- under the terms of the GNU General Public License as published by the
- Free Software Foundation; either version 2, or (at your option) any
- later version.
-
- This program is distributed in the hope that it will be useful,
+ The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
- 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,
- USA. */
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
#ifdef HAVE_CONFIG_H
-#include <config.h>
+# include <config.h>
#endif
#include "obstack.h"
files, it is simpler to just do this in the source for each such file. */
#include <stdio.h> /* Random thing to get __GNU_LIBRARY__. */
-#if !defined (_LIBC) && defined (__GNU_LIBRARY__) && __GNU_LIBRARY__ > 1
-#include <gnu-versions.h>
-#if _GNU_OBSTACK_INTERFACE_VERSION == OBSTACK_INTERFACE_VERSION
-#define ELIDE_CODE
-#endif
+#if !defined _LIBC && defined __GNU_LIBRARY__ && __GNU_LIBRARY__ > 1
+# include <gnu-versions.h>
+# if _GNU_OBSTACK_INTERFACE_VERSION == OBSTACK_INTERFACE_VERSION
+# define ELIDE_CODE
+# endif
#endif
+#if defined _LIBC && defined USE_IN_LIBIO
+# include <wchar.h>
+#endif
#ifndef ELIDE_CODE
-#if defined (__STDC__) && __STDC__
-#define POINTER void *
-#else
-#define POINTER char *
-#endif
+# if defined __STDC__ && __STDC__
+# define POINTER void *
+# else
+# define POINTER char *
+# endif
/* Determine default alignment. */
struct fooalign {char x; double d;};
-#define DEFAULT_ALIGNMENT \
+# define DEFAULT_ALIGNMENT \
((PTR_INT_TYPE) ((char *) &((struct fooalign *) 0)->d - (char *) 0))
/* If malloc were really smart, it would round addresses to DEFAULT_ALIGNMENT.
But in fact it might be less smart and round addresses to as much as
DEFAULT_ROUNDING. So we prepare for it to do that. */
union fooround {long x; double d;};
-#define DEFAULT_ROUNDING (sizeof (union fooround))
+# define DEFAULT_ROUNDING (sizeof (union fooround))
/* When we copy a long block of data, this is the unit to do it with.
On some machines, copying successive ints does not work;
in such a case, redefine COPYING_UNIT to `long' (if that works)
or `char' as a last resort. */
-#ifndef COPYING_UNIT
-#define COPYING_UNIT int
-#endif
+# ifndef COPYING_UNIT
+# define COPYING_UNIT int
+# endif
/* The functions allocating more room by calling `obstack_chunk_alloc'
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__
+# if defined __STDC__ && __STDC__
static void print_and_abort (void);
void (*obstack_alloc_failed_handler) (void) = print_and_abort;
-#else
+# else
static void print_and_abort ();
void (*obstack_alloc_failed_handler) () = print_and_abort;
-#endif
+# 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
+# if defined __GNU_LIBRARY__ || defined HAVE_STDLIB_H
+# include <stdlib.h>
+# endif
+# ifndef EXIT_FAILURE
+# define EXIT_FAILURE 1
+# endif
int obstack_exit_failure = EXIT_FAILURE;
/* The non-GNU-C macros copy the obstack into this global variable
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) \
+# if defined __STDC__ && __STDC__
+# 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) \
+# 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) \
+# 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
+# endif
\f
/* Initialize an obstack H for use. Specify chunk size SIZE (0 means default).
struct obstack *h;
int size;
int alignment;
-#if defined (__STDC__) && __STDC__
+# if defined __STDC__ && __STDC__
POINTER (*chunkfun) (long);
void (*freefun) (void *);
-#else
+# else
POINTER (*chunkfun) ();
void (*freefun) ();
-#endif
+# endif
{
register struct _obstack_chunk *chunk; /* points to new chunk */
size = 4096 - extra;
}
-#if defined (__STDC__) && __STDC__
+# if defined __STDC__ && __STDC__
h->chunkfun = (struct _obstack_chunk * (*)(void *, long)) chunkfun;
h->freefun = (void (*) (void *, struct _obstack_chunk *)) freefun;
-#else
+# else
h->chunkfun = (struct _obstack_chunk * (*)()) chunkfun;
h->freefun = freefun;
-#endif
+# endif
h->chunk_size = size;
h->alignment_mask = alignment - 1;
h->use_extra_arg = 0;
struct obstack *h;
int size;
int alignment;
-#if defined (__STDC__) && __STDC__
+# if defined __STDC__ && __STDC__
POINTER (*chunkfun) (POINTER, long);
void (*freefun) (POINTER, POINTER);
-#else
+# else
POINTER (*chunkfun) ();
void (*freefun) ();
-#endif
+# endif
POINTER arg;
{
register struct _obstack_chunk *chunk; /* points to new chunk */
size = 4096 - extra;
}
-#if defined(__STDC__) && __STDC__
+# if defined __STDC__ && __STDC__
h->chunkfun = (struct _obstack_chunk * (*)(void *,long)) chunkfun;
h->freefun = (void (*) (void *, struct _obstack_chunk *)) freefun;
-#else
+# else
h->chunkfun = (struct _obstack_chunk * (*)()) chunkfun;
h->freefun = freefun;
-#endif
+# endif
h->chunk_size = size;
h->alignment_mask = alignment - 1;
h->extra_arg = arg;
This is here for debugging.
If you use it in a program, you are probably losing. */
-#if defined (__STDC__) && __STDC__
+# 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
+# endif
int
_obstack_allocated_p (h, obj)
/* Free objects in obstack H, including OBJ and everything allocate
more recently than OBJ. If OBJ is zero, free everything in H. */
-#undef obstack_free
+# undef obstack_free
/* This function has two names with identical definitions.
This is the first one, called from non-ANSI code. */
}
\f
/* Define the error handler. */
-#ifdef _LIBC
-# include <libintl.h>
-#else
-# include "gettext.h"
-#endif
-#define _(msgid) gettext (msgid)
+# ifdef _LIBC
+# include <libintl.h>
+# else
+# include "gettext.h"
+# endif
+# define _(msgid) gettext (msgid)
+
+# if defined _LIBC && defined USE_IN_LIBIO
+# include <libio/iolibio.h>
+# define fputs(s, f) _IO_fputs (s, f)
+# endif
+
+# ifndef __attribute__
+/* This feature is available in gcc versions 2.5 and later. */
+# if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 5)
+# define __attribute__(Spec) /* empty */
+# endif
+# endif
static void
+__attribute__ ((noreturn))
print_and_abort ()
{
- fputs (_("memory exhausted"), stderr);
- fputc ('\n', stderr);
+ /* 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
+ happen because the "memory exhausted" message appears in other places
+ like this and the translation should be reused instead of creating
+ a very similar string which requires a separate translation. */
+# if defined _LIBC && defined USE_IN_LIBIO
+ if (_IO_fwide (stderr, 0) > 0)
+ __fwprintf (stderr, L"%s\n", _("memory exhausted"));
+ else
+# endif
+ fprintf (stderr, "%s\n", _("memory exhausted"));
exit (obstack_exit_failure);
}
\f
-#if 0
+# 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__
+# if defined __STDC__ && __STDC__
/* These function definitions do not work with non-ANSI preprocessors;
they won't pass through the macro names in parentheses. */
return obstack_make_room (obstack, length);
}
-void (obstack_grow) (obstack, pointer, length)
+void (obstack_grow) (obstack, data, length)
struct obstack *obstack;
- POINTER pointer;
+ const POINTER data;
int length;
{
- obstack_grow (obstack, pointer, length);
+ obstack_grow (obstack, data, length);
}
-void (obstack_grow0) (obstack, pointer, length)
+void (obstack_grow0) (obstack, data, length)
struct obstack *obstack;
- POINTER pointer;
+ const POINTER data;
int length;
{
- obstack_grow0 (obstack, pointer, length);
+ obstack_grow0 (obstack, data, length);
}
void (obstack_1grow) (obstack, character)
return obstack_alloc (obstack, length);
}
-POINTER (obstack_copy) (obstack, pointer, length)
+POINTER (obstack_copy) (obstack, address, length)
struct obstack *obstack;
- POINTER pointer;
+ const POINTER address;
int length;
{
- return obstack_copy (obstack, pointer, length);
+ return obstack_copy (obstack, address, length);
}
-POINTER (obstack_copy0) (obstack, pointer, length)
+POINTER (obstack_copy0) (obstack, address, length)
struct obstack *obstack;
- POINTER pointer;
+ const POINTER address;
int length;
{
- return obstack_copy0 (obstack, pointer, length);
+ return obstack_copy0 (obstack, address, length);
}
-#endif /* __STDC__ */
+# endif /* __STDC__ */
-#endif /* 0 */
+# endif /* 0 */
#endif /* !ELIDE_CODE */
/* obstack.h - object stack macros
- Copyright (C) 1988-1999, 2000 Free Software Foundation, Inc.
+ Copyright (C) 1988,89,90,91,92,93,94,96,97,98,99 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.
NOTE: The canonical source of this file is maintained with the GNU C Library.
Bugs can be reported to bug-glibc@gnu.org.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
+ You should have received a copy of the GNU Library 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,
USA. */
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_init(h) \
+ _obstack_begin ((h), 0, 0, \
+ (void *(*) (long)) obstack_chunk_alloc, \
+ (void (*) (void *)) obstack_chunk_free)
-# define obstack_begin(h, size) \
- _obstack_begin ((h), (size), 0, \
- (void *(*) (long)) obstack_chunk_alloc, (void (*) (void *)) obstack_chunk_free)
+# define obstack_begin(h, size) \
+ _obstack_begin ((h), (size), 0, \
+ (void *(*) (long)) obstack_chunk_alloc, \
+ (void (*) (void *)) obstack_chunk_free)
# define obstack_specify_allocation(h, size, alignment, chunkfun, freefun) \
- _obstack_begin ((h), (size), (alignment), \
- (void *(*) (long)) (chunkfun), (void (*) (void *)) (freefun))
+ _obstack_begin ((h), (size), (alignment), \
+ (void *(*) (long)) (chunkfun), \
+ (void (*) (void *)) (freefun))
# define obstack_specify_allocation_with_arg(h, size, alignment, chunkfun, freefun, arg) \
- _obstack_begin_1 ((h), (size), (alignment), \
- (void *(*) (void *, long)) (chunkfun), \
+ _obstack_begin_1 ((h), (size), (alignment), \
+ (void *(*) (void *, long)) (chunkfun), \
(void (*) (void *, void *)) (freefun), (arg))
# define obstack_chunkfun(h, newchunkfun) \
#else
-# define obstack_init(h) \
- _obstack_begin ((h), 0, 0, \
- (void *(*) ()) obstack_chunk_alloc, (void (*) ()) obstack_chunk_free)
+# 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_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))
+ _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))
+ _obstack_begin_1 ((h), (size), (alignment), \
+ (void *(*) ()) (chunkfun), \
+ (void (*) ()) (freefun), (arg))
# define obstack_chunkfun(h, newchunkfun) \
((h) -> chunkfun = (struct _obstack_chunk *(*)()) (newchunkfun))
int __len = (length); \
if (__o->next_free + __len > __o->chunk_limit) \
_obstack_newchunk (__o, __len); \
- _obstack_memcpy (__o->next_free, (const char *) (where), __len); \
+ _obstack_memcpy (__o->next_free, (where), __len); \
__o->next_free += __len; \
(void) 0; })
int __len = (length); \
if (__o->next_free + __len + 1 > __o->chunk_limit) \
_obstack_newchunk (__o, __len + 1); \
- _obstack_memcpy (__o->next_free, (const char *) (where), __len); \
+ _obstack_memcpy (__o->next_free, (where), __len); \
__o->next_free += __len; \
*(__o->next_free)++ = 0; \
(void) 0; })
*(__o->next_free)++ = (datum); \
(void) 0; })
-/* These assume that the obstack alignment is good enough for pointers or ints,
- and that the data added so far to the current object
+/* These assume that the obstack alignment is good enough for pointers
+ or ints, and that the data added so far to the current object
shares that much alignment. */
# define obstack_ptr_grow(OBSTACK,datum) \
({ struct obstack *__o = (OBSTACK); \
if (__o->next_free + sizeof (void *) > __o->chunk_limit) \
_obstack_newchunk (__o, sizeof (void *)); \
- *((void **)__o->next_free)++ = ((const void *)datum); \
+ *((void **)__o->next_free)++ = (datum); \
(void) 0; })
# define obstack_int_grow(OBSTACK,datum) \
({ struct obstack *__o = (OBSTACK); \
if (__o->next_free + sizeof (int) > __o->chunk_limit) \
_obstack_newchunk (__o, sizeof (int)); \
- *((int *)__o->next_free)++ = ((int)datum); \
+ *((int *)__o->next_free)++ = (datum); \
(void) 0; })
-# define obstack_ptr_grow_fast(h,aptr) (*((void **) (h)->next_free)++ = (void *)aptr)
-# define obstack_int_grow_fast(h,aint) (*((int *) (h)->next_free)++ = (int) aint)
+# define obstack_ptr_grow_fast(h,aptr) \
+ (*((void **) (h)->next_free)++ = (aptr))
+
+# define obstack_int_grow_fast(h,aint) \
+ (*((int *) (h)->next_free)++ = (aint))
# define obstack_blank(OBSTACK,length) \
__extension__ \
( (h)->temp = (length), \
(((h)->next_free + (h)->temp > (h)->chunk_limit) \
? (_obstack_newchunk ((h), (h)->temp), 0) : 0), \
- _obstack_memcpy ((h)->next_free, (char *) (where), (h)->temp), \
+ _obstack_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, (char *) (where), (h)->temp), \
+ _obstack_memcpy ((h)->next_free, (where), (h)->temp), \
(h)->next_free += (h)->temp, \
*((h)->next_free)++ = 0)
# define obstack_ptr_grow(h,datum) \
( (((h)->next_free + sizeof (char *) > (h)->chunk_limit) \
? (_obstack_newchunk ((h), sizeof (char *)), 0) : 0), \
- (*((char **) (((h)->next_free+=sizeof(char *))-sizeof(char *))) = ((char *) datum)))
+ (*((const char **) (((h)->next_free+=sizeof(char *))-sizeof(char *))) = (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))) = ((int) datum)))
+ (*((int *) (((h)->next_free+=sizeof(int))-sizeof(int))) = (datum)))
+
+# define obstack_ptr_grow_fast(h,aptr) \
+ (*((const char **) (h)->next_free)++ = (aptr))
-# define obstack_ptr_grow_fast(h,aptr) (*((char **) (h)->next_free)++ = (char *) aptr)
-# define obstack_int_grow_fast(h,aint) (*((int *) (h)->next_free)++ = (int) aint)
+# define obstack_int_grow_fast(h,aint) \
+ (*((int *) (h)->next_free)++ = (aint))
# define obstack_blank(h,length) \
( (h)->temp = (length), \
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