boost::filesystem::path
dcp_file (shared_ptr<const Film> film, string prefix)
{
- auto i = boost::filesystem::recursive_directory_iterator(film->dir(film->dcp_name()));
- while (i != boost::filesystem::recursive_directory_iterator() && !boost::algorithm::starts_with(i->path().leaf().string(), prefix)) {
- ++i;
- }
+ using namespace boost::filesystem;
+
+ vector<directory_entry> matches;
+ std::copy_if(recursive_directory_iterator(film->dir(film->dcp_name())), recursive_directory_iterator(), std::back_inserter(matches), [&prefix](directory_entry const& entry) {
+ return boost::algorithm::starts_with(entry.path().leaf().string(), prefix);
+ });
- BOOST_REQUIRE_MESSAGE(i != boost::filesystem::recursive_directory_iterator(), "Could not find file with prefix " << prefix);
- return i->path();
+ BOOST_REQUIRE_MESSAGE(matches.size() == 1, "Found " << matches.size() << " files with prefix " << prefix);
+ return matches[0].path();
}
boost::filesystem::path