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-rw-r--r--paludis/elike_blocker.cc48
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diff --git a/paludis/elike_blocker.cc b/paludis/elike_blocker.cc
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+/* vim: set sw=4 sts=4 et foldmethod=syntax : */
+
+/*
+ * Copyright (c) 2011 Ciaran McCreesh
+ *
+ * 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/elike_blocker.hh>
+#include <paludis/util/exception.hh>
+#include <paludis/util/stringify.hh>
+#include <istream>
+#include <ostream>
+
+using namespace paludis;
+
+#include <paludis/elike_blocker-se.cc>
+
+std::tuple<ELikeBlockerKind, std::string, std::string>
+paludis::split_elike_blocker(const std::string & s)
+{
+ if ((! s.empty()) && '!' == s.at(0))
+ {
+ if (s.length() >= 2)
+ {
+ if ('!' == s.at(1))
+ return std::make_tuple(ebk_double_bang, s.substr(0, 2), s.substr(2));
+ if ('?' == s.at(1))
+ return std::make_tuple(ebk_bang_question, s.substr(0, 2), s.substr(2));
+ }
+
+ return std::make_tuple(ebk_single_bang, s.substr(0, 1), s.substr(1));
+ }
+ else
+ return std::make_tuple(ebk_no_block, "", s);
+}
+