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diff --git a/0.4.0/paludis/match_package.cc b/0.4.0/paludis/match_package.cc
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+/* vim: set sw=4 sts=4 et foldmethod=syntax : */
+
+/*
+ * Copyright (c) 2006 Ciaran McCreesh <ciaran.mccreesh@blueyonder.co.uk>
+ *
+ * This file is part of the Paludis package manager. Paludis is free software;
+ * you can redistribute it and/or modify it under the terms of the GNU General
+ * Public License version 2, as published by the Free Software Foundation.
+ *
+ * Paludis is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc., 59 Temple
+ * Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include <paludis/match_package.hh>
+
+/** \file
+ * Implementation for match_package.hh.
+ *
+ * \ingroup grpmatchpackage
+ */
+
+using namespace paludis;
+
+bool
+match_package_internals::do_match(
+ const Environment * const env,
+ const PackageDepAtom * const atom,
+ const PackageDatabaseEntry * const entry)
+{
+ if (atom->package() != entry->get<pde_name>())
+ return false;
+
+ if (atom->version_spec_ptr() && ! (((entry->get<pde_version>()).*
+ (atom->version_operator().as_version_spec_operator()))
+ (*atom->version_spec_ptr())))
+ return false;
+
+ if (atom->repository_ptr())
+ if (*atom->repository_ptr() != entry->get<pde_repository>())
+ return false;
+
+ if (atom->slot_ptr() || atom->use_requirements_ptr())
+ {
+ VersionMetadata::ConstPointer metadata(env->package_database()->fetch_repository(
+ entry->get<pde_repository>())->version_metadata(
+ entry->get<pde_name>(), entry->get<pde_version>()));
+
+ if (atom->slot_ptr())
+ if (*atom->slot_ptr() != SlotName(metadata->get<vm_slot>()))
+ return false;
+
+ if (atom->use_requirements_ptr())
+ {
+ for (UseRequirements::Iterator u(atom->use_requirements_ptr()->begin()),
+ u_end(atom->use_requirements_ptr()->end()) ; u != u_end ; ++u)
+ {
+ switch (u->second)
+ {
+ case use_unspecified:
+ continue;
+
+ case use_enabled:
+ if (! env->query_use(u->first, entry))
+ return false;
+ continue;
+
+ case use_disabled:
+ if (env->query_use(u->first, entry))
+ return false;
+ continue;
+ }
+ throw InternalError(PALUDIS_HERE, "bad UseFlagState");
+ }
+ }
+ }
+
+ return true;
+}
+
+bool
+match_package_internals::do_match(
+ const Environment * const env,
+ const PackageDepAtom * const atom,
+ const DepListEntry * const entry)
+{
+ if (atom->package() != entry->get<dle_name>())
+ return false;
+
+ if (atom->version_spec_ptr() && ! (((entry->get<dle_version>()).*
+ (atom->version_operator().as_version_spec_operator()))
+ (*atom->version_spec_ptr())))
+ return false;
+
+ if (atom->repository_ptr() && (*atom->repository_ptr() != entry->get<dle_repository>()))
+ return false;
+
+ if (atom->slot_ptr() && (*atom->slot_ptr() != entry->get<dle_metadata>()->get<vm_slot>()))
+ return false;
+
+ if (atom->use_requirements_ptr())
+ {
+ PackageDatabaseEntry e(entry->get<dle_name>(), entry->get<dle_version>(),
+ entry->get<dle_repository>());
+
+ for (UseRequirements::Iterator u(atom->use_requirements_ptr()->begin()),
+ u_end(atom->use_requirements_ptr()->end()) ; u != u_end ; ++u)
+ {
+ switch (u->second)
+ {
+ case use_unspecified:
+ continue;
+
+ case use_enabled:
+ if (! env->query_use(u->first, &e))
+ return false;
+ continue;
+
+ case use_disabled:
+ if (env->query_use(u->first, &e))
+ return false;
+ continue;
+ }
+ throw InternalError(PALUDIS_HERE, "bad UseFlagState");
+ }
+ }
+
+ return true;
+}
+