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-rw-r--r--src/tools/rbd/OptionPrinter.h43
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diff --git a/src/tools/rbd/OptionPrinter.h b/src/tools/rbd/OptionPrinter.h
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+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+
+#ifndef CEPH_RBD_OPTION_PRINTER_H
+#define CEPH_RBD_OPTION_PRINTER_H
+
+#include "include/int_types.h"
+#include <string>
+#include <vector>
+#include <boost/algorithm/string.hpp>
+#include <boost/program_options.hpp>
+
+namespace rbd {
+
+class OptionPrinter {
+public:
+ typedef boost::program_options::options_description OptionsDescription;
+
+ static const std::string POSITIONAL_ARGUMENTS;
+ static const std::string OPTIONAL_ARGUMENTS;
+
+ static const size_t LINE_WIDTH = 80;
+ static const size_t MIN_NAME_WIDTH = 20;
+ static const size_t MAX_DESCRIPTION_OFFSET = 37;
+
+ OptionPrinter(const OptionsDescription &positional,
+ const OptionsDescription &optional);
+
+ void print_short(std::ostream &os, size_t initial_offset);
+ void print_detailed(std::ostream &os);
+ static void print_optional(const OptionsDescription &global_opts,
+ size_t &name_width, std::ostream &os);
+
+private:
+ const OptionsDescription &m_positional;
+ const OptionsDescription &m_optional;
+
+ size_t compute_name_width(size_t indent);
+};
+
+} // namespace rbd
+
+#endif // CEPH_RBD_OPTION_PRINTER_H