Function add_segment

crawl-ref/source/stringutil.cc:486–494

}

static void add_segment(vector<string> &segs, string s, bool trim,
                        bool accept_empty)
{
    if (trim && !s.empty())
        trim_string(s);

    if (accept_empty || !s.empty())
        segs.push_back(s);
}

set<size_t> find_escapes(const string &s)
{