Method find_relative_path

src/path.cpp:755–778

}

BOOST_FILESYSTEM_DECL path_algorithms::substring path_algorithms::find_relative_path(path const& p)
{
    size_type root_name_size = 0;
    size_type root_dir_pos = find_root_directory_start(p.m_pathname.c_str(), p.m_pathname.size(), root_name_size);

    // Skip root name, root directory and any duplicate separators
    size_type size = root_name_size;
    if (root_dir_pos < p.m_pathname.size())
    {
        size = root_dir_pos + 1;

        for (size_type n = p.m_pathname.size(); size < n; ++size)
        {
            if (!detail::is_directory_separator(p.m_pathname[size]))
                break;
        }
    }

    substring rel_path;
    rel_path.pos = size;
    rel_path.size = p.m_pathname.size() - size;

    return rel_path;
}

BOOST_FILESYSTEM_DECL path_algorithms::string_type::size_type path_algorithms::find_parent_path_size(path const& p)
{