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@@ -302,8 +302,6 @@ DatabaseClient::Finder::hasSubdomains(const std::string& name) {
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// Some manipulation with RRType sets
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namespace {
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-const std::set<RRType> empty_types;
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-
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// To conveniently put the RRTypes into the sets. This is not really clean
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// design, but it is hidden inside this file and makes the calls much more
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// convenient.
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@@ -335,7 +333,7 @@ DatabaseClient::Finder::find(const isc::dns::Name& name,
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// we can't do it under NS, so we store it here to check
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isc::dns::RRsetPtr first_ns;
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// This is used at multiple places
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- static const WantedTypes nsec_types(empty_types + RRType::NSEC());
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+ static const WantedTypes nsec_types(WantedTypes() + RRType::NSEC());
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// First, do we have any kind of delegation (NS/DNAME) here?
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const Name origin(getOrigin());
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@@ -353,7 +351,7 @@ DatabaseClient::Finder::find(const isc::dns::Name& name,
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for (int i(remove_labels); i > 0; --i) {
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Name superdomain(name.split(i));
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// Look if there's NS or DNAME (but ignore the NS in origin)
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- static const WantedTypes delegation_types(empty_types +
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+ static const WantedTypes delegation_types(WantedTypes() +
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RRType::DNAME() +
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RRType::NS());
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found = getRRsets(superdomain, delegation_types, i != remove_labels);
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@@ -401,7 +399,7 @@ DatabaseClient::Finder::find(const isc::dns::Name& name,
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// It is special if there's a CNAME or NS, DNAME is ignored here
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// And we don't consider the NS in origin
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- static const WantedTypes final_types(empty_types + RRType::CNAME() +
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+ static const WantedTypes final_types(WantedTypes() + RRType::CNAME() +
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RRType::NS() + RRType::NSEC());
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found = getRRsets(name, final_types + type, name != origin);
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records_found = found.first;
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@@ -455,7 +453,7 @@ DatabaseClient::Finder::find(const isc::dns::Name& name,
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const Name superdomain(name.split(i));
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const Name wildcard(star.concatenate(superdomain));
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// TODO What do we do about DNAME here?
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- static const WantedTypes wildcard_types(empty_types +
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+ static const WantedTypes wildcard_types(WantedTypes() +
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RRType::CNAME() +
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RRType::NS() +
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RRType::NSEC());
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Michal 'vorner' Vaner