bb_enum_reflection.h

#pragma once

// http://stackoverflow.com/questions/11761703/overloading-macro-on-number-of-arguments/11763277
// http://codecraft.co/2014/11/25/variadic-macros-tricks/

#define _BB_GET_NTH_ARG(_1, _2, _3, _4, _5, _6, _7, _8, _9, _10, N, ...) N
#define BB_COUNT_VARARGS(...) _BB_GET_NTH_ARG("ignored", ##__VA_ARGS__, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0)

#define _BB_ENUM_10(x, ...) idx_ ##x, _BB_ENUM_9(__VA_ARGS__)\

#define _BB_ENUM_9(x, ...) idx_ ##x, _BB_ENUM_8(__VA_ARGS__)\

#define _BB_ENUM_8(x, ...) idx_ ##x, _BB_ENUM_7(__VA_ARGS__)\

#define _BB_ENUM_7(x, ...) idx_ ##x, _BB_ENUM_6(__VA_ARGS__)\

#define _BB_ENUM_6(x, ...) idx_ ##x, _BB_ENUM_5(__VA_ARGS__)\

#define _BB_ENUM_5(x, ...) idx_ ##x, _BB_ENUM_4(__VA_ARGS__)\

#define _BB_ENUM_4(x, ...) idx_ ##x, _BB_ENUM_3(__VA_ARGS__)\

#define _BB_ENUM_3(x, ...) idx_ ##x, _BB_ENUM_2(__VA_ARGS__)\

#define _BB_ENUM_2(x, ...) idx_ ##x, _BB_ENUM_1(__VA_ARGS__)\

#define _BB_ENUM_1(x) idx_ ##x\

#define BB_MACRO_STR(x) BB_STRINGIFY(x)
#define BB_STRINGIFY(x) #x

#define _BB_STR_10(x, ...) BB_STRINGIFY(x), _BB_STR_9(__VA_ARGS__)\

#define _BB_STR_9(x, ...) BB_STRINGIFY(x), _BB_STR_8(__VA_ARGS__)\

#define _BB_STR_8(x, ...) BB_STRINGIFY(x), _BB_STR_7(__VA_ARGS__)\

#define _BB_STR_7(x, ...) BB_STRINGIFY(x), _BB_STR_6(__VA_ARGS__)\

#define _BB_STR_6(x, ...) BB_STRINGIFY(x), _BB_STR_5(__VA_ARGS__)\

#define _BB_STR_5(x, ...) BB_STRINGIFY(x), _BB_STR_4(__VA_ARGS__)\

#define _BB_STR_4(x, ...) BB_STRINGIFY(x), _BB_STR_3(__VA_ARGS__)\

#define _BB_STR_3(x, ...) BB_STRINGIFY(x), _BB_STR_2(__VA_ARGS__)\

#define _BB_STR_2(x, ...) BB_STRINGIFY(x), _BB_STR_1(__VA_ARGS__)\

#define _BB_STR_1(x) BB_STRINGIFY(x)\

#define _BB_ENUM_ITEMS(...) _BB_GET_NTH_ARG(__VA_ARGS__, _BB_ENUM_10, _BB_ENUM_9, _BB_ENUM_8, _BB_ENUM_7, _BB_ENUM_6, _BB_ENUM_5, _BB_ENUM_4, _BB_ENUM_3, _BB_ENUM_2, _BB_ENUM_1)(__VA_ARGS__)
#define _BB_STR_ARRAY(...) _BB_GET_NTH_ARG(__VA_ARGS__, _BB_STR_10, _BB_STR_9, _BB_STR_8, _BB_STR_7, _BB_STR_6, _BB_STR_5, _BB_STR_4, _BB_STR_3, _BB_STR_2, _BB_STR_1)(__VA_ARGS__)

#define BB_ENUM(NAME, ...) enum NAME\
	{\
		_BB_ENUM_ITEMS(__VA_ARGS__)\
		, idx_ ##NAME ##_count\
	};\
	const char* NAME ## _strings[] = {\
	_BB_STR_ARRAY(__VA_ARGS__)\
	}

bb_logging.h

#pragma once

#include <stdio.h>

#if defined(BB_NO_LOG)
	#define BB_LOG(format, ...)
	#define BB_LOG_DEBUG(format, ...)
	#define BB_LOG_ERROR(format, ...)
#else
	/****************
	 * from http://ascii-table.com/ansi-escape-sequences.php :
	 * Text Attributes:
	 * 0	All attributes off
	 * 1	Bold on
	 * 4	Underscore (on monochrome display adapter only)
	 * 5	Blink on
	 * 7	Reverse video on
	 * 8	Concealed on
	 * 
	 * Foreground colors
	 * 30	Black
	 * 31	Red
	 * 32	Green
	 * 33	Yellow
	 * 34	Blue
	 * 35	Magenta
	 * 36	Cyan
	 * 37	White
	 * 
	 * Background colors
	 * 40	Black
	 * 41	Red
	 * 42	Green
	 * 43	Yellow
	 * 44	Blue
	 * 45	Magenta
	 * 46	Cyan
	 * 47	White
	 ****************/

	// "default"
	#define BB_COL_DEFAULT  "\x1B[0m"
	#define BB_COL_RED      "\x1B[31m"
	#define BB_COL_GREEN    "\x1B[32m"
	#define BB_COL_YELLOW   "\x1B[33m"
	#define BB_COL_BLUE     "\x1B[34m"
	#define BB_COL_MAGENTA  "\x1B[35m"
	#define BB_COL_CYAN     "\x1B[36m"
	#define BB_COL_WHITE    "\x1B[37m"
	// bold
	#define BB_COL_BRED     "\x1B[31;1m"
	#define BB_COL_BGREEN   "\x1B[32;1m"
	#define BB_COL_BYELLOW  "\x1B[33;1m"
	#define BB_COL_BBLUE    "\x1B[34;1m"
	#define BB_COL_BMAGENTA "\x1B[35;1m"
	#define BB_COL_BCYAN    "\x1B[36;1m"
	#define BB_COL_BWHITE   "\x1B[37;1m"
	// special colour for asserts: black text on red background
	#define BB_COL_ASSERT   "\x1B[31;1;7m"
	
	#define __FILENAME__ (strrchr(__FILE__, '/') ? strrchr(__FILE__, '/') + 1 : __FILE__)
	#define BB_FUNCTION_LEN_STR "%-23s"

	#define BB_LOG(format, ...)         fprintf(stdout, format, ##__VA_ARGS__)
	#define BB_LOG_DEBUG(format, ...)   fprintf(stdout, "[" BB_COL_BBLUE   "DEBUG  " BB_COL_DEFAULT "]%s:%d [" BB_COL_CYAN BB_FUNCTION_LEN_STR BB_COL_DEFAULT "] "format, __FILENAME__, __LINE__, __FUNCTION__, ##__VA_ARGS__)
	#define BB_LOG_WARNING(format, ...) fprintf(stderr, "[" BB_COL_BYELLOW "WARNING" BB_COL_DEFAULT "]%s:%d [" BB_COL_CYAN BB_FUNCTION_LEN_STR BB_COL_DEFAULT "] "format, __FILENAME__, __LINE__, __FUNCTION__, ##__VA_ARGS__)
	#define BB_LOG_ERROR(format, ...)   fprintf(stderr, "[" BB_COL_BRED    "ERROR  " BB_COL_DEFAULT "]%s:%d [" BB_COL_CYAN BB_FUNCTION_LEN_STR BB_COL_DEFAULT "] "format, __FILENAME__, __LINE__, __FUNCTION__, ##__VA_ARGS__)
#endif