#ifndef COMPOST_DEF_LOAD_SOURCE_IDENTIFIER
#	error should define COMPOST_DEF_LOAD_SOURCE_IDENTIFIER.
#endif

#ifndef COMPOST_DEF_LOAD_SOURCE_FILE
#	error should define COMPOST_DEF_LOAD_SOURCE_FILE.
#endif

#ifndef COMPOST_DEF_LOAD_SOURCE_DATA_INDEX
#	define COMPOST_DEF_LOAD_SOURCE_DATA_INDEX -1
#endif

#define COMPOST_LOAD_IDENTIFIER_DETAIL_CAT(id, suffix) COMPOST_LOAD_IDENTIFIER_DETAIL_CAT_I(id, suffix)
#define COMPOST_LOAD_IDENTIFIER_DETAIL_CAT_I(id, suffix) COMPOST_LOAD_IDENTIFIER_DETAIL_CAT_II(id ## suffix)
#define COMPOST_LOAD_IDENTIFIER_DETAIL_CAT_II(res) res

#define COMPOST_LOAD_DETAIL_IDENTIFIER(id) COMPOST_LOAD_IDENTIFIER_DETAIL_CAT( \
	COMPOST_LOAD_IDENTIFIER_DETAIL_CAT(COMPOST_DEF_LOAD_SOURCE_IDENTIFIER, id), \
	_compost_load_source_detail \
	)

#define COMPOST_LOAD_IDENTIFIER COMPOST_DEF_LOAD_SOURCE_IDENTIFIER
#ifdef COMPOST_DEF_LOAD_INFO_IDENTIFIER
#	define COMPOST_LOAD_INFO_IDENTIFIER COMPOST_DEF_LOAD_INFO_IDENTIFIER
#else
#	define COMPOST_LOAD_INFO_IDENTIFIER COMPOST_LOAD_DETAIL_IDENTIFIER(info)
#endif

SPROUT_STATIC_CONSTEXPR sprout::compost::sources::version_type COMPOST_LOAD_DETAIL_IDENTIFIER(version) =
#	define COMPOST_LOADING_SOURCE_VERSION
#	include COMPOST_DEF_LOAD_SOURCE_FILE
#	undef COMPOST_LOADING_SOURCE_VERSION
	;

static_assert(COMPOST_LOAD_DETAIL_IDENTIFIER(version) <= 0, "Unsupported compost src version");

SPROUT_STATIC_CONSTEXPR sprout::compost::sources::info_type COMPOST_LOAD_INFO_IDENTIFIER = {
#	define COMPOST_LOADING_SOURCE_INFO
#	include COMPOST_DEF_LOAD_SOURCE_FILE
#	undef COMPOST_LOADING_SOURCE_INFO
	};

SPROUT_STATIC_CONSTEXPR sprout::compost::sources::sound_type<
	COMPOST_LOAD_INFO_IDENTIFIER.size
> COMPOST_LOAD_IDENTIFIER(
	COMPOST_LOAD_INFO_IDENTIFIER,
#	define COMPOST_LOADING_SOURCE_DATA
#	define COMPOST_LOADING_SOURCE_DATA_INDEX COMPOST_DEF_LOAD_SOURCE_DATA_INDEX
#	include COMPOST_DEF_LOAD_SOURCE_FILE
#	undef COMPOST_LOADING_SOURCE_DATA_INDEX
#	undef COMPOST_LOADING_SOURCE_DATA
	);

#undef COMPOST_LOAD_IDENTIFIER
#undef COMPOST_LOAD_INFO_IDENTIFIER

#undef COMPOST_LOAD_DETAIL_IDENTIFIER

#undef COMPOST_LOAD_IDENTIFIER_DETAIL_CAT
#undef COMPOST_LOAD_IDENTIFIER_DETAIL_CAT_I
#undef COMPOST_LOAD_IDENTIFIER_DETAIL_CAT_II

#undef COMPOST_DEF_LOAD_SOURCE_IDENTIFIER
#undef COMPOST_DEF_LOAD_SOURCE_FILE
#ifdef COMPOST_DEF_LOAD_INFO_IDENTIFIER
#	undef COMPOST_DEF_LOAD_INFO_IDENTIFIER
#endif