/** @file debug.h
 * Module handling various debug functions
 *
 * The module provides a range of functions and tools to make debug more
 * convenient
 */

#ifndef _DEBUG_H_
#define _DEBUG_H_

//--includes--------------------------------------------------------------------

#include "../drv/usart.h"
#include "../drv/gpio.h"

#define DEBUG_TRACE 1
#define DEBUG_WARN 1
#define DEBUG_ERROR 1


//--type definitions------------------------------------------------------------

#if DEBUG_TRACE || DEBUG_WARN || DEBUG_ERROR
#define debug_init(usart, tx_port, tx_pin) _debug_init(usart, tx_port, tx_pin)
#else
#define debug_init(usart) do {} while (0)
#endif

#if DEBUG_TRACE
#define debug_trace(format, ...) _debug_print("T:", \
		format __VA_OPT__(,) __VA_ARGS__)
#else
#define debug_trace(format, ...) do {} while (0)
#endif

#if DEBUG_WARN
#define debug_warn(format, ...) _debug_print("W:", \
		format __VA_OPT__(,) __VA_ARGS__)
#else
#define debug_warn(format, ...) do {} while (0)
#endif

#if DEBUG_ERROR
#define debug_error(format, ...) _debug_print("E:", \
		format __VA_OPT__(,) __VA_ARGS__)
#else
#define debug_error(format, ...) do {} while (0)
#endif


//--functions-------------------------------------------------------------------

#if DEBUG_TRACE || DEBUG_WARN || DEBUG_ERROR

void _debug_init(enum UsartPeriph usart, enum GpioPort tx_port,
		enum GpioPin tx_pin);

void _debug_print(const char* restrict header,
		const char* restrict format, ...);

#endif

#endif //_DEBUG_H_