1 files changed, 39 insertions, 0 deletions
diff --git a/src/cli_global.hpp b/src/cli_global.hpp
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+++ b/src/cli_global.hpp
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#ifndef INCLUDED_ORCUS_CLI_GLOBAL_HPP
+#define INCLUDED_ORCUS_CLI_GLOBAL_HPP
+
+#include <boost/program_options.hpp>
+#include <iosfwd>
+
+namespace orcus {
+
+/**
+ * This class abstracts away an instance of std::ostream.  It's either
+ * std::cout (if no output file path is specified) or std::ofstream if an
+ * output file path is specified via CLI.
+ */
+class output_stream
+{
+    std::unique_ptr<std::ofstream> m_ofs;
+    std::ostream* m_os;
+
+public:
+    output_stream(const boost::program_options::variables_map& vm);
+    output_stream(output_stream&& other);
+    output_stream(const output_stream&) = delete;
+    output_stream& operator=(const output_stream&) = delete;
+
+    std::ostream& get();
+};
+
+}
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */