Function getCSVValue

src/e9tool/e9csv.cpp:265–284

* Lookup a value from a CSV file. */

 * Lookup a value from a CSV file.
 */
MatchVal getCSVValue(intptr_t addr, const char *basename, uint16_t idx)
{
    static Cache cache;
    auto r = cache.emplace(std::piecewise_construct,
        std::make_tuple(basename), std::make_tuple());
    Data &data = r.first->second;
    if (r.second)
    {
        std::string filename(basename);
        filename += ".csv";
        parseCSV(filename.c_str(), data);
    }
    auto i = data.find(addr);
    if (i == data.end())
        return MatchVal();
    const Record &record = i->second;
    if (idx >= record.size())
        return MatchVal();
    return record[idx];
}

/*
 * Specialized parser for lists of addresses.