Function main

example/path_info.cpp:21–86

}

int main(int argc, char* argv[])
{
    if (argc < 2)
    {
        cout << "Usage: path_info path-element [path-element...]\n"
                "Composes a path via operator/= from one or more path-element arguments\n"
                "Example: path_info foo/bar baz\n"
#ifdef BOOST_FILESYSTEM_POSIX_API
                "         would report info about the composed path foo/bar/baz\n";
#else // BOOST_FILESYSTEM_WINDOWS_API
                "         would report info about the composed path foo/bar\\baz\n";
#endif
        return 1;
    }

    path p;
    for (; argc > 1; --argc, ++argv)
        p /= argv[1]; // compose path p from the command line arguments

    cout << "\ncomposed path:\n";
    cout << "  operator<<()---------: " << p << "\n";
    cout << "  make_preferred()-----: " << p.make_preferred() << "\n";

    cout << "\nelements:\n";
    for (auto element : p)
        cout << "  " << element << '\n';

    cout << "\nobservers, native format:" << endl;
#ifdef BOOST_FILESYSTEM_POSIX_API
    cout << "  native()-------------: " << p.native() << endl;
    cout << "  c_str()--------------: " << p.c_str() << endl;
#else // BOOST_FILESYSTEM_WINDOWS_API
    wcout << L"  native()-------------: " << p.native() << endl;
    wcout << L"  c_str()--------------: " << p.c_str() << endl;
#endif
    cout << "  string()-------------: " << p.string() << endl;
    wcout << L"  wstring()------------: " << p.wstring() << endl;

    cout << "\nobservers, generic format:\n";
    cout << "  generic_string()-----: " << p.generic_string() << endl;
    wcout << L"  generic_wstring()----: " << p.generic_wstring() << endl;

    cout << "\ndecomposition:\n";
    cout << "  root_name()----------: " << p.root_name() << '\n';
    cout << "  root_directory()-----: " << p.root_directory() << '\n';
    cout << "  root_path()----------: " << p.root_path() << '\n';
    cout << "  relative_path()------: " << p.relative_path() << '\n';
    cout << "  parent_path()--------: " << p.parent_path() << '\n';
    cout << "  filename()-----------: " << p.filename() << '\n';
    cout << "  stem()---------------: " << p.stem() << '\n';
    cout << "  extension()----------: " << p.extension() << '\n';

    cout << "\nquery:\n";
    cout << "  empty()--------------: " << say_what(p.empty()) << '\n';
    cout << "  is_absolute()--------: " << say_what(p.is_absolute()) << '\n';
    cout << "  has_root_name()------: " << say_what(p.has_root_name()) << '\n';
    cout << "  has_root_directory()-: " << say_what(p.has_root_directory()) << '\n';
    cout << "  has_root_path()------: " << say_what(p.has_root_path()) << '\n';