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/* Copyright 2012-2016
* Kaz Kylheku <kaz@kylheku.com>
* Vancouver, Canada
* All rights reserved.
*
* Redistribution of this software in source and binary forms, with or without
* modification, is permitted provided that the following two conditions are met.
*
* Use of this software in any manner constitutes agreement with the disclaimer
* which follows the two conditions.
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL THE
* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DAMAGES, HOWEVER CAUSED,
* AND UNDER ANY THEORY OF LIABILITY, ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
extern int opt_debugger;
extern int debug_depth;
val debug(val form, val bindings, val data, val line, val pos, val base);
#if CONFIG_DEBUG_SUPPORT
typedef struct {
int next_depth;
int step_mode;
} debug_state_t;
#define debug_enter \
{ \
int debug_depth_save = debug_depth++; \
val debug_result = nil; \
(void) 0
#define debug_leave \
debug_return_out: \
debug_depth = debug_depth_save; \
return debug_result; \
}
#define debug_return(VAL) \
do { \
debug_result = VAL; \
goto debug_return_out; \
} while (0)
INLINE val debug_check(val ctx, val bindings, val data, val line,
val pos, val base)
{
return (opt_debugger) ? debug(ctx, bindings, data, line, pos, base) : nil;
}
debug_state_t debug_set_state(int depth, int step);
void debug_restore_state(debug_state_t);
void debug_init(void);
#define debug_frame(FUNC, ARGS, UBP, \
BINDINGS, DATA, \
LINE, CHR) \
do { \
uw_frame_t db_env; \
if (opt_debugger) { \
uw_push_debug(&db_env, FUNC, ARGS,\
UBP, BINDINGS, DATA,\
LINE, CHR); \
} \
(void) 0
#define debug_end \
if (opt_debugger) { \
uw_pop_frame(&db_env); \
} \
} while (0)
#else
typedef int debug_state_t;
#define debug_enter {
#define debug_leave }
#define debug_return(VAL) return VAL
INLINE val debug_check(val form, val bindings, val data, val line,
val pos, val base)
{
return nil;
}
#define debug_frame(FUNC, ARGS, UBP, \
BINDINGS, DATA, \
LINE, CHR) \
do { \
(void) 0
#define debug_end \
} while (0)
#define debug_set_state(D, S) (0)
#define debug_restore_state(S) ((void) 0)
INLINE void debug_init(void)
{
}
#endif
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