Added CorsikaData

corsika/framework/utility/CorsikaData.hpp

+/*
+ * (c) Copyright 2020 CORSIKA Project, corsika-project@lists.kit.edu
+ *
+ * This software is distributed under the terms of the GNU General Public
+ * Licence version 3 (GPL Version 3). See file LICENSE for a full version of
+ * the license.
+ */
+
+#pragma once
+
+#include <string>
+
+namespace corsika {
+  /**
+   * returns the full path of the file \p filename within the CORSIKA_DATA directory
+   */
+  std::string CorsikaData(std::string const& filename);
+} // namespace corsika
+
+#include <corsika/detail/framework/utility/CorsikaData.inl>
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