btstack/src/debug.h

/*
 * Copyright (C) 2009-2012 by Matthias Ringwald
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 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.
 * 3. Neither the name of the copyright holders nor the names of
 *    contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 * 4. Any redistribution, use, or modification is done solely for
 *    personal benefit and not for any commercial purpose or for
 *    monetary gain.
 *
 * THIS SOFTWARE IS PROVIDED BY MATTHIAS RINGWALD AND CONTRIBUTORS
 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL MATTHIAS
 * RINGWALD OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
 * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 * Please inquire about commercial licensing options at btstack@ringwald.ch
 *
 */

/*
 *  debug.h
 *
 *  allow to funnel debug & error messages 
 */

#ifndef __DEBUG_H
#define __DEBUG_H

#include "btstack-config.h"
#include "hci_dump.h"

#include <stdio.h>

#ifndef EMBEDDED
// Avoid complaints of unused arguments when log levels are disabled.
static inline void __log_unused(const char *format, ...) {
}
#else
#define __log_unused(...)
#endif

#ifdef __AVR__
#define HCI_DUMP_LOG(format, ...) hci_dump_log_P(PSTR(format), ## __VA_ARGS__)
#define PRINTF(format, ...)       printf_P(PSTR(format), ## __VA_ARGS__)
#else
#define HCI_DUMP_LOG(format, ...) hci_dump_log(format, ## __VA_ARGS__)
#define PRINTF(format, ...)       printf(format, ## __VA_ARGS__)
#endif

#ifdef ENABLE_LOG_DEBUG
#ifdef HAVE_HCI_DUMP
#define log_debug(format, ...)  HCI_DUMP_LOG(format,  ## __VA_ARGS__)
#else
#define log_debug(format, ...)  PRINTF(format "\n",  ## __VA_ARGS__)
#endif
#else
#define log_debug(...) __log_unused(__VA_ARGS__)
#endif

#ifdef ENABLE_LOG_INFO
#ifdef HAVE_HCI_DUMP
#define log_info(format, ...)  HCI_DUMP_LOG(format,  ## __VA_ARGS__)
#else
#define log_info(format, ...)  PRINTF(format "\n",  ## __VA_ARGS__)
#endif
#else
#define log_info(...) __log_unused(__VA_ARGS__)
#endif

#ifdef ENABLE_LOG_ERROR
#ifdef HAVE_HCI_DUMP
#define log_error(format, ...)  HCI_DUMP_LOG(format,  ## __VA_ARGS__)
#else
#define log_error(format, ...)  PRINTF(format "\n",  ## __VA_ARGS__)
#endif
#else
#define log_error(...) __log_unused(__VA_ARGS__)
#endif

#endif // __DEBUG_H