/*
CC -I ~/boost_1_40_0 -o testLocaleBoost testLocaleBoost.cpp && \
./testLocaleBoost && echo ===== && LC_CTYPE=de ./testLocaleBoost
*/

#include <string>
#include <vector>
#include <iostream>
#include <locale>

#include <boost/algorithm/string/case_conv.hpp>

int main()
{
    const std::string l_strInput("abÄÖÜßäöüAB");
    std::vector<std::string> l_vecStrLocale;

    l_vecStrLocale.push_back("C");
    l_vecStrLocale.push_back("de");
    l_vecStrLocale.push_back("something");
    l_vecStrLocale.push_back("");

    for(std::vector<std::string>::iterator l_iterStrLocale =
            l_vecStrLocale.begin();
        l_iterStrLocale != l_vecStrLocale.end();
        ++l_iterStrLocale)
    {
        const char* const l_szLocale =
            ::setlocale(LC_CTYPE, l_iterStrLocale->c_str());
        std::string l_strOutput = l_strInput;
        boost::to_upper(l_strOutput);
        std::cout << l_strInput << " -> " << l_strOutput
                  << "\tlocale is " << (l_szLocale ? l_szLocale : "UNDEF")
                  << " (set to " << *l_iterStrLocale << ").\n";
    }
}