/* obstack.c - subroutines used implicitly by object stack macros
- Copyright (C) 1988-2015 Free Software Foundation, Inc.
+ Copyright (C) 1988-2019 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
/* If GCC, or if an oddball (testing?) host that #defines __alignof__,
use the already-supplied __alignof__. Otherwise, this must be Gnulib
(as glibc assumes GCC); defer to Gnulib's alignof_type. */
-# if !defined __GNUC__ && !defined __alignof__
-# include <alignof.h>
-# define __alignof__(type) alignof_type (type)
+# if !defined __GNUC__ && !defined __IBM__ALIGNOF__ && !defined __alignof__
+# if defined __cplusplus
+template <class type> struct alignof_helper { char __slot1; type __slot2; };
+# define __alignof__(type) offsetof (alignof_helper<type>, __slot2)
+# else
+# define __alignof__(type) \
+ offsetof (struct { char __slot1; type __slot2; }, __slot2)
+# endif
# endif
# include <stdlib.h>
# include <stdint.h>
h->chunk_size = size;
h->alignment_mask = alignment - 1;
- chunk = h->chunk = call_chunkfun (h, h->chunk_size);
+ chunk = (struct _obstack_chunk *) call_chunkfun (h, h->chunk_size);
if (!chunk)
(*obstack_alloc_failed_handler) ();
+ h->chunk = chunk;
h->next_free = h->object_base = __PTR_ALIGN ((char *) chunk, chunk->contents,
alignment - 1);
h->chunk_limit = chunk->limit = (char *) chunk + h->chunk_size;
/* Allocate and initialize the new chunk. */
if (obj_size <= sum1 && sum1 <= sum2)
- new_chunk = call_chunkfun (h, new_size);
+ new_chunk = (struct _obstack_chunk *) call_chunkfun (h, new_size);
if (!new_chunk)
(*obstack_alloc_failed_handler)();
h->chunk = new_chunk;
# ifdef _LIBC
int obstack_exit_failure = EXIT_FAILURE;
# else
-# include "exitfail.h"
-# define obstack_exit_failure exit_failure
+# ifndef EXIT_FAILURE
+# define EXIT_FAILURE 1
+# endif
+# define obstack_exit_failure EXIT_FAILURE
# endif
-# ifdef _LIBC
+# if defined _LIBC || (HAVE_LIBINTL_H && ENABLE_NLS)
# include <libintl.h>
+# ifndef _
+# define _(msgid) gettext (msgid)
+# endif
# else
-# include "gettext.h"
+# ifndef _
+# define _(msgid) (msgid)
+# endif
# endif
-# ifndef _
-# define _(msgid) gettext (msgid)
+
+# if !(defined _Noreturn \
+ || (defined __STDC_VERSION__ && __STDC_VERSION__ >= 201112))
+# if ((defined __GNUC__ \
+ && (__GNUC__ >= 3 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 8))) \
+ || (defined __SUNPRO_C && __SUNPRO_C >= 0x5110))
+# define _Noreturn __attribute__ ((__noreturn__))
+# elif defined _MSC_VER && _MSC_VER >= 1200
+# define _Noreturn __declspec (noreturn)
+# else
+# define _Noreturn
+# endif
# endif
# ifdef _LIBC