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/* Copyright (c) David Hammerton, 2003
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use,
* copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
*/
#ifndef DEBUG_H
#define DEBUG_H
#include "portability.h"
#ifdef __cplusplus
extern "C" {
#endif
enum __DEBUG_CLASS
{
__DEBUG_TRACE = 0,
__DEBUG_ERR,
__DEBUG_FIXME
};
/* exported from debug.c */
int daap_debug_init(const char *const debug_init_string);
int debug_log(enum __DEBUG_CLASS, const char *module,
const char *function,
const int line, const char *format, ...);
int debug_printf(const char *format, ...);
void debug_hexdump(void *data, unsigned long len);
int debug_get_debugging(enum __DEBUG_CLASS debug_class, const char *debug_channel);
#ifdef NO_DEBUG
# define __GET_DEBUGGING(debug_class, debug_channel) 0
#else
# define __GET_DEBUGGING(debug_class, debug_channel) \
debug_get_debugging(__DEBUG##debug_class, debug_channel)
#endif
#ifdef SYSTEM_POSIX
#define __DEBUG_LOG(debug_class, debug_channel) \
do { if (__GET_DEBUGGING(debug_class, debug_channel)) { \
const char * const __channel = debug_channel; \
const enum __DEBUG_CLASS __class = __DEBUG##debug_class; \
__DEBUG_LOG_2
#define __DEBUG_LOG_2(args...) \
debug_log(__class, __channel, __FUNCTION__, __LINE__, args); } } while(0)
#define DPRINTF(args...) \
debug_printf(args)
#elif defined(SYSTEM_WIN32)
/* does not support variadic macros (visual c++) */
#define __DEBUG_LOG(debug_class, debug_channel) \
(!__GET_DEBUGGING(debug_class, debug_channel) || \
(debug_log(__DEBUG##debug_class, debug_channel, __FUNCTION__, __LINE__, "")) ? \
(void)0 : (void)debug_printf
#define DPRINTF debug_printf
#endif
#define TRACE __DEBUG_LOG(_TRACE, DEFAULT_DEBUG_CHANNEL)
#define TRACE_ON __GET_DEBUGGING(_TRACE, DEFAULT_DEBUG_CHANNEL)
#define ERR __DEBUG_LOG(_ERR, DEFAULT_DEBUG_CHANNEL)
#define ERR_ON __GET_DEBUGGING(_ERR, DEFAULT_DEBUG_CHANNEL)
#define FIXME __DEBUG_LOG(_FIXME, DEFAULT_DEBUG_CHANNEL)
#define FIXME_ON __GET_DEBUGGING(_FIXME, DEFAULT_DEBUG_CHANNEL)
#if defined(WIN32)
#undef TRACE
#define TRACE printf
#undef ERR
#define ERR printf
#undef FIXME
#define FIXME printf
#undef DPRINTF
#define DPRINTF printf
#endif
#ifdef __cplusplus
}
#endif
#endif /* DEBUG_H */
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