#ifndef SCM_STACKCHK_H
#define SCM_STACKCHK_H
-/* Copyright (C) 1995,1996,1998,2000, 2003, 2006, 2008 Free Software Foundation, Inc.
+/* Copyright (C) 1995,1996,1998,2000, 2003, 2006, 2008, 2009, 2010 Free Software Foundation, Inc.
*
* This 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.
+ * 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.
*
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * This 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301 USA
*/
\f
*/
#define SCM_STACK_CHECKING_P SCM_STACK_LIMIT
-#ifdef STACK_CHECKING
+#if defined BUILDING_LIBGUILE && defined STACK_CHECKING
# if SCM_STACK_GROWS_UP
# define SCM_STACK_OVERFLOW_P(s)\
- (SCM_STACK_PTR (s) \
- > (SCM_I_CURRENT_THREAD->base + SCM_STACK_LIMIT))
+ ((SCM_STACK_PTR (s) - SCM_I_CURRENT_THREAD->base) > SCM_STACK_LIMIT)
# else
# define SCM_STACK_OVERFLOW_P(s)\
- (SCM_STACK_PTR (s) \
- < (SCM_I_CURRENT_THREAD->base - SCM_STACK_LIMIT))
+ ((SCM_I_CURRENT_THREAD->base - SCM_STACK_PTR (s)) > SCM_STACK_LIMIT)
# endif
# define SCM_CHECK_STACK\
{\
}
#else
# define SCM_CHECK_STACK /**/
-#endif /* STACK_CHECKING */
+#endif
SCM_API int scm_stack_checking_enabled_p;
SCM_API void scm_report_stack_overflow (void);
SCM_API long scm_stack_size (SCM_STACKITEM *start);
SCM_API void scm_stack_report (void);
+SCM_API SCM scm_sys_get_stack_size (void);
SCM_INTERNAL void scm_init_stackchk (void);
#endif /* SCM_STACKCHK_H */