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guile/libguile/stackchk.c
Andy Wingo 5804c977d7 Rename scm_i_thread to scm_thread
* libguile/scm.h (struct scm_thread, scm_thread): Rename from
  scm_i_thread.
* libguile/deprecated.h (scm_i_thread): Add deprecated typedef.
* libguile/threads.h: Adapt to renaming.
* libguile/intrinsics.h:
* libguile/scmsigs.h:
* libguile/cache-internal.h: Remove threads.h includes; unnecessary with
  the forward decl.
* libguile/continuations.h:
* libguile/gc-inline.h:
* libguile/async.h: Adapt scm_thread type name change.
* libguile/async.c:
* libguile/continuations.c:
* libguile/control.c:
* libguile/dynstack.c:
* libguile/dynwind.c:
* libguile/eval.c:
* libguile/finalizers.c:
* libguile/fluids.c:
* libguile/gc.c:
* libguile/intrinsics.c:
* libguile/load.c:
* libguile/memoize.c:
* libguile/print.c:
* libguile/read.c:
* libguile/scmsigs.c:
* libguile/script.c:
* libguile/stackchk.c:
* libguile/stacks.c:
* libguile/symbols.c:
* libguile/threads.c:
* libguile/throw.c:
* libguile/vm-engine.c:
* libguile/vm.c: Adapt to type name change, and add additional includes
  as needed.
2018-06-26 11:40:22 +02:00

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/* Copyright 1995-1997,2000-2001,2006,2008,2010-2011,2014,2018
Free Software Foundation, Inc.
This file is part of Guile.
Guile 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 3 of the License, or
(at your option) any later version.
Guile 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 Lesser General Public
License for more details.
You should have received a copy of the GNU Lesser General Public
License along with Guile. If not, see
<https://www.gnu.org/licenses/>. */
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include "dynwind.h"
#include "gsubr.h"
#include "numbers.h"
#include "ports.h"
#include "threads.h"
#include "stackchk.h"
/* {Stack Checking}
*/
int scm_stack_checking_enabled_p;
long
scm_stack_size (SCM_STACKITEM *start)
{
SCM_STACKITEM stack;
#if SCM_STACK_GROWS_UP
return &stack - start;
#else
return start - &stack;
#endif /* SCM_STACK_GROWS_UP */
}
void
scm_stack_report ()
{
SCM port = scm_current_error_port ();
SCM_STACKITEM stack;
scm_thread *thread = SCM_I_CURRENT_THREAD;
scm_uintprint ((scm_stack_size (thread->continuation_base)
* sizeof (SCM_STACKITEM)),
16, port);
scm_puts (" of stack: 0x", port);
scm_uintprint ((scm_t_bits) thread->continuation_base, 16, port);
scm_puts (" - 0x", port);
scm_uintprint ((scm_t_bits) &stack, 16, port);
scm_puts ("\n", port);
}
SCM_DEFINE (scm_sys_get_stack_size, "%get-stack-size", 0, 0, 0,
(),
"Return the current thread's C stack size (in Scheme objects).")
#define FUNC_NAME s_scm_sys_get_stack_size
{
return scm_from_long (scm_stack_size (SCM_I_CURRENT_THREAD->base));
}
#undef FUNC_NAME
void
scm_init_stackchk ()
{
#include "stackchk.x"
}