boost::property_tree and BOM

[nikita.trophimov@…]

boost::property_tree::ptree can't handle files with BOM (at least for UTF-8).

#include <boost/filesystem.hpp>
#include <boost/property_tree/ini_parser.hpp>

#include <cstdlib>
#include <iostream>

int main()
{
    try
    {
        boost::filesystem::path path("helper.ini");
        boost::property_tree::ptree pt;
        boost::property_tree::read_ini(path.string(), pt);
        const std::string foo = pt.get<std::string>("foo");
        std::cout << foo << '\n';
    }
    catch (const boost::property_tree::ini_parser_error& e)
    {
        std::cerr << "An error occurred while reading config file: " << e.what() << '\n';
        return EXIT_FAILURE;
    }
    catch (const boost::property_tree::ptree_bad_data& e)
    {
        std::cerr << "An error occurred while getting options from config file: " << e.what() << '\n';
        return EXIT_FAILURE;
    }
    catch (const boost::property_tree::ptree_bad_path& e)
    {
        std::cerr << "An error occurred while getting options from config file: " << e.what() << '\n';
        return EXIT_FAILURE;
    }
    catch (...)
    {
        std::cerr << "Unknown error \n";
        return EXIT_FAILURE;
    }
}

helper.ini

foo=str

Output

An error occurred while getting options from config file: No such node (foo)