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diff --git a/0.4.0/paludis/qa/iuse_check.cc b/0.4.0/paludis/qa/iuse_check.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/qa/iuse_check.hh>
+#include <set>
+#include <algorithm>
+#include <paludis/util/join.hh>
+
+using namespace paludis;
+using namespace paludis::qa;
+
+IuseCheck::IuseCheck()
+{
+}
+
+CheckResult
+IuseCheck::operator() (const EbuildCheckData & e) const
+{
+ CheckResult result(stringify(e.get<ecd_name>()) + "-" + stringify(e.get<ecd_version>()),
+ identifier());
+
+ try
+ {
+ PackageDatabaseEntry ee(e.get<ecd_name>(), e.get<ecd_version>(),
+ e.get<ecd_environment>()->package_database()->favourite_repository());
+ VersionMetadata::ConstPointer metadata(
+ e.get<ecd_environment>()->package_database()->fetch_metadata(ee));
+
+ try
+ {
+ std::set<UseFlagName> iuse(metadata->begin_iuse(), metadata->end_iuse());
+
+ static std::set<UseFlagName> iuse_blacklist;
+ if (iuse_blacklist.empty())
+ {
+ iuse_blacklist.insert(UseFlagName("gtk2"));
+ iuse_blacklist.insert(UseFlagName("xml2"));
+ iuse_blacklist.insert(UseFlagName("oggvorbis"));
+ }
+
+ std::set<UseFlagName> bad_iuse;
+ std::set_intersection(iuse.begin(), iuse.end(),
+ iuse_blacklist.begin(), iuse_blacklist.end(),
+ std::inserter(bad_iuse, bad_iuse.begin()));
+
+ if (! bad_iuse.empty())
+ result << Message(qal_minor, "Deprecated IUSEs '" + join(bad_iuse.begin(),
+ bad_iuse.end(), "', '") + "'");
+ }
+ catch (const NameError & e)
+ {
+ result << Message(qal_fatal, "Bad IUSE entry name: " + e.message() + " ("
+ + e.what() + ")");
+ }
+ }
+ catch (const InternalError &)
+ {
+ throw;
+ }
+ catch (const Exception & e)
+ {
+ result << Message(qal_fatal, "Caught Exception '" + e.message() + "' ("
+ + e.what() + ")");
+ }
+
+ return result;
+}
+
+const std::string &
+IuseCheck::identifier()
+{
+ static const std::string id("iuse");
+ return id;
+}
+
+