Function codepoints

crawl-ref/source/stringutil.cc:113–120

}

int codepoints(string str)
{
    int len = 0;
    for (char c : str)
        if ((c & 0xc0) != 0x80)
            ++len;
    return len;
}

string padded_str(const string &s, int pad_to, bool prepend)
{