+ BuildInfo final_build_info;
+
+ const Package::Requirements &pkg_reqs = package.get_required_packages();
+ Package::Requirements direct_reqs = requires;
+ direct_reqs.insert(direct_reqs.end(), pkg_reqs.begin(), pkg_reqs.end());
+
+ Package::Requirements all_reqs = direct_reqs;
+ for(Package::Requirements::iterator i=all_reqs.begin(); i!=all_reqs.end(); ++i)
+ {
+ BuildInfo::UpdateLevel level = BuildInfo::CHAINED;
+ if(find(direct_reqs.begin(), direct_reqs.end(), *i)!=direct_reqs.end())
+ level = BuildInfo::DEPENDENCY;
+ final_build_info.update_from((*i)->get_exported_build_info(), level);
+
+ const Package::Requirements &reqs = (*i)->get_required_packages();
+ for(Package::Requirements::const_iterator j=reqs.begin(); j!=reqs.end(); ++j)
+ if(find(all_reqs.begin(), all_reqs.end(), *j)==all_reqs.end())
+ all_reqs.push_back(*j);
+ }