#include <QDir>
#include <QCoreApplication>
#include <QStringList>

inline QStringList &operator+(QStringList l, QString s)
{
	l << s;
	return l;
}

inline QString catdir(QStringList l)
{
	return QDir::cleanPath(QDir::convertSeparators(l.join(QString(QDir::separator()))));
}

inline QStringList splitdir(QString s)
{
	return s.split(QDir::separator())
}

int main(int argc, char **argv)
{
	QCoreApplication app(argc, argv);

	printf("%s\n", qPrintable( catdir(QStringList() + "//a" + "b\\\\") ));

	return 0;
}