Function convert_number_to_string_special

Tools/EditorFramework/pugixml.cpp:6936–6967

}

PUGI__FN const char_t* convert_number_to_string_special(double value)
{
	#if defined(PUGI__MSVC_CRT_VERSION) || defined(__BORLANDC__)
	if (_finite(value))
		return (value == 0) ? PUGIXML_TEXT("0") : 0;
	if (_isnan(value))
		return PUGIXML_TEXT("NaN");
	return value > 0 ? PUGIXML_TEXT("Infinity") : PUGIXML_TEXT("-Infinity");
	#elif defined(fpclassify) && defined(FP_NAN) && defined(FP_INFINITE) && defined(FP_ZERO)
	switch (fpclassify(value))
	{
	case FP_NAN: return PUGIXML_TEXT("NaN");

	case FP_INFINITE: return value > 0 ? PUGIXML_TEXT("Infinity") : PUGIXML_TEXT("-Infinity");

	case FP_ZERO: return PUGIXML_TEXT("0");

	default: return 0;
	}
	#else
	// fallback
	const volatile double v = value;

	if (v == 0)
		return PUGIXML_TEXT("0");
	if (v != v)
		return PUGIXML_TEXT("NaN");
	if (v * 2 == v)
		return value > 0 ? PUGIXML_TEXT("Infinity") : PUGIXML_TEXT("-Infinity");
	return 0;
	#endif
}

PUGI__FN bool convert_number_to_boolean(double value)
{