-/* classes: h_files */
-
-#ifndef SCM_DEBUG_H
-#define SCM_DEBUG_H
-
-/* Copyright (C) 1995,1996,1998,1999,2000,2001,2002,2004,2008
- * 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.
- *
- * 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
- */
-
-\f
-
-#include "libguile/__scm.h"
-
-#include "libguile/options.h"
-\f
-
-/*
- * Here comes some definitions for the debugging machinery.
- * It might seem strange to represent debug flags as ints,
- * but consider that any particular piece of code is normally
- * only interested in one flag at a time. This is then
- * the most efficient representation.
- */
-
-/* {Options}
- */
-
-/* scm_debug_opts is defined in eval.c.
- */
-
-
-
-SCM_API int scm_debug_mode_p;
-SCM_API int scm_check_entry_p;
-SCM_API int scm_check_apply_p;
-SCM_API int scm_check_exit_p;
-SCM_API int scm_check_memoize_p;
-
-#define SCM_RESET_DEBUG_MODE \
-do {\
- scm_check_entry_p = (SCM_ENTER_FRAME_P || SCM_BREAKPOINTS_P)\
- && scm_is_true (SCM_ENTER_FRAME_HDLR);\
- scm_check_apply_p = (SCM_APPLY_FRAME_P || SCM_TRACE_P)\
- && scm_is_true (SCM_APPLY_FRAME_HDLR);\
- scm_check_exit_p = (SCM_EXIT_FRAME_P || SCM_TRACE_P)\
- && scm_is_true (SCM_EXIT_FRAME_HDLR);\
- scm_check_memoize_p = (SCM_MEMOIZE_P)\
- && scm_is_true (SCM_MEMOIZE_HDLR);\
- scm_debug_mode_p = SCM_DEVAL_P\
- || scm_check_memoize_p || scm_check_entry_p || scm_check_apply_p || scm_check_exit_p;\
-} while (0)
-
-/* {Evaluator}
- */
-
-typedef union scm_t_debug_info
-{
- struct { SCM exp, env; } e;
- struct { SCM proc, args; } a;
- SCM id;
-} scm_t_debug_info;
-
-SCM_API long scm_debug_eframe_size;
-
-typedef struct scm_t_debug_frame
-{
- struct scm_t_debug_frame *prev;
- long status;
- scm_t_debug_info *vect;
- scm_t_debug_info *info;
-} scm_t_debug_frame;
-
-#define SCM_EVALFRAME (0L << 11)
-#define SCM_APPLYFRAME (1L << 11)
-#define SCM_VOIDFRAME (3L << 11)
-#define SCM_MACROEXPF (1L << 10)
-#define SCM_TAILREC (1L << 9)
-#define SCM_TRACED_FRAME (1L << 8)
-#define SCM_ARGS_READY (1L << 7)
-#define SCM_DOVERFLOW (1L << 6)
-#define SCM_MAX_FRAME_SIZE 63
-
-#define SCM_FRAMETYPE (3L << 11)
-
-#define SCM_EVALFRAMEP(x) (((x).status & SCM_FRAMETYPE) == SCM_EVALFRAME)
-#define SCM_APPLYFRAMEP(x) (((x).status & SCM_FRAMETYPE) == SCM_APPLYFRAME)
-#define SCM_VOIDFRAMEP(x) (((x).status & SCM_FRAMETYPE) == SCM_VOIDFRAME)
-#define SCM_OVERFLOWP(x) (((x).status & SCM_DOVERFLOW) != 0)
-#define SCM_ARGS_READY_P(x) (((x).status & SCM_ARGS_READY) != 0)
-#define SCM_TRACED_FRAME_P(x) (((x).status & SCM_TRACED_FRAME) != 0)
-#define SCM_TAILRECP(x) (((x).status & SCM_TAILREC) != 0)
-#define SCM_MACROEXPP(x) (((x).status & SCM_MACROEXPF) != 0)
-#define SCM_SET_OVERFLOW(x) ((x).status |= SCM_DOVERFLOW)
-#define SCM_SET_ARGSREADY(x) ((x).status |= SCM_ARGS_READY)
-#define SCM_CLEAR_ARGSREADY(x) ((x).status &= ~SCM_ARGS_READY)
-#define SCM_SET_TRACED_FRAME(x) ((x).status |= SCM_TRACED_FRAME)
-#define SCM_CLEAR_TRACED_FRAME(x) ((x).status &= ~SCM_TRACED_FRAME)
-#define SCM_SET_TAILREC(x) ((x).status |= SCM_TAILREC)
-#define SCM_SET_MACROEXP(x) ((x).status |= SCM_MACROEXPF)
-#define SCM_CLEAR_MACROEXP(x) ((x).status &= ~SCM_MACROEXPF)
-
-/* {Debug Objects}
- */
-
-SCM_API scm_t_bits scm_tc16_debugobj;
-
-#define SCM_DEBUGOBJP(x) \
- SCM_TYP16_PREDICATE (scm_tc16_debugobj, x)
-#define SCM_DEBUGOBJ_FRAME(x) \
- ((scm_t_debug_frame *) SCM_CELL_WORD_1 (x))
-#define SCM_SET_DEBUGOBJ_FRAME(x, f) SCM_SET_CELL_WORD_1 (x, f)
-
-/* {Memoized Source}
- */
-
-SCM_API scm_t_bits scm_tc16_memoized;
-
-#define SCM_MEMOIZEDP(x) SCM_TYP16_PREDICATE (scm_tc16_memoized, x)
-#define SCM_MEMOIZED_EXP(x) SCM_CAR (SCM_CELL_OBJECT_1 (x))
-#define SCM_MEMOIZED_ENV(x) SCM_CDR (SCM_CELL_OBJECT_1 (x))
-
-\f
-
-SCM_API SCM scm_debug_object_p (SCM obj);
-SCM_API SCM scm_local_eval (SCM exp, SCM env);
-SCM_API SCM scm_reverse_lookup (SCM env, SCM data);
-SCM_API SCM scm_sys_start_stack (SCM info_id, SCM thunk);
-SCM_API SCM scm_procedure_environment (SCM proc);
-SCM_API SCM scm_procedure_source (SCM proc);
-SCM_API SCM scm_procedure_name (SCM proc);
-SCM_API SCM scm_memoized_environment (SCM m);
-SCM_API SCM scm_make_memoized (SCM exp, SCM env);
-SCM_API SCM scm_memoized_p (SCM obj);
-SCM_API SCM scm_with_traps (SCM thunk);
-SCM_API SCM scm_evaluator_traps (SCM setting);
-SCM_API SCM scm_debug_options (SCM setting);
-SCM_API SCM scm_make_debugobj (scm_t_debug_frame *debug);
-
-SCM_INTERNAL SCM scm_i_unmemoize_expr (SCM memoized);
-SCM_INTERNAL void scm_init_debug (void);
-
-#ifdef GUILE_DEBUG
-SCM_API SCM scm_memcons (SCM car, SCM cdr, SCM env);
-SCM_API SCM scm_mem_to_proc (SCM obj);
-SCM_API SCM scm_proc_to_mem (SCM obj);
-SCM_API SCM scm_debug_hang (SCM obj);
-#endif /*GUILE_DEBUG*/
-
-#if SCM_ENABLE_DEPRECATED == 1
-
-#define CHECK_ENTRY scm_check_entry_p
-#define CHECK_APPLY scm_check_apply_p
-#define CHECK_EXIT scm_check_exit_p
-
-/* Deprecated in guile 1.7.0 on 2004-03-29. */
-#define SCM_DEBUGGINGP scm_debug_mode_p
-#define scm_debug_mode scm_debug_mode_p
-
-#endif
-
-#endif /* SCM_DEBUG_H */
-
-/*
- Local Variables:
- c-file-style: "gnu"
- End:
-*/
+/* classes: h_files */
+
+#ifndef SCM_DEBUG_H
+#define SCM_DEBUG_H
+
+/* Copyright (C) 1995,1996,1998,1999,2000,2001,2002,2004,2008,2009,2010
+ * 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 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
+ * 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
+ */
+
+\f
+
+#include "libguile/__scm.h"
+
+#include "libguile/options.h"
+\f
+
+/* {Evaluator}
+ */
+
+typedef union scm_t_debug_info
+{
+ struct { SCM exp, env; } e;
+ struct { SCM proc, args; } a;
+ SCM id;
+} scm_t_debug_info;
+
+\f
+
+SCM_API SCM scm_reverse_lookup (SCM env, SCM data);
+SCM_API SCM scm_procedure_source (SCM proc);
+SCM_API SCM scm_procedure_name (SCM proc);
+SCM_API SCM scm_debug_options (SCM setting);
+
+SCM_INTERNAL void scm_init_debug (void);
+
+#ifdef GUILE_DEBUG
+SCM_API SCM scm_debug_hang (SCM obj);
+#endif /*GUILE_DEBUG*/
+
+#if SCM_ENABLE_DEPRECATED == 1
+
+#define CHECK_ENTRY scm_check_entry_p
+#define CHECK_APPLY scm_check_apply_p
+#define CHECK_EXIT scm_check_exit_p
+
+/* Deprecated in guile 1.7.0 on 2004-03-29. */
+#define SCM_DEBUGGINGP scm_debug_mode_p
+#define scm_debug_mode scm_debug_mode_p
+
+#endif
+
+#endif /* SCM_DEBUG_H */
+
+/*
+ Local Variables:
+ c-file-style: "gnu"
+ End:
+*/