Function join

include/system.hpp:20–22

/** Join an arbitrary number of paths, from left to right. */
template <typename... Paths>
std::string join(const std::string& path1, const std::string& path2, Paths... paths) {
	return join(join(path1, path2), paths...);
}
/** Returns all entries (directories, files, symbolic links, etc) in a directory.
`depth` is the number of directories to recurse. 0 depth does not recurse. -1 depth recurses infinitely.
*/