spot/src/misc/optionmap.hh
Alexandre Duret-Lutz 4e1916ec50 * src/tgbaalgos/emptiness.hh, src/tgbaalgos/emptiness.cc
(emptiness_check_instantiator): New class.
* src/misc/optionmap.hh (set (const option_map&)): New method.
* src/tgbatest/randtgba.cc: Create every emptiness check via
emptiness_check_instantiator.
2005-02-17 19:14:03 +00:00

87 lines
2.8 KiB
C++

// Copyright (C) 2005 Laboratoire d'Informatique de Paris 6 (LIP6),
// département Systèmes Répartis Coopératifs (SRC), Université Pierre
// et Marie Curie.
//
// This file is part of Spot, a model checking library.
//
// Spot is free software; you can redistribute it and/or modify it
// under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// Spot 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 Spot; see the file COPYING. If not, write to the Free
// Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
// 02111-1307, USA.
#ifndef SPOT_MISC_OPTIONMAP_HH
# define SPOT_MISC_OPTIONMAP_HH
#include <string>
#include <map>
#include <iosfwd>
namespace spot
{
/// \brief Manage a map of options.
/// \ingroup misc_tools
/// Each option is defined by a string and is associated to an integer value.
class option_map
{
public:
/// \brief Add the parsed options to the map.
///
/// \a options are separated by a space, comma, semicolon or tabulation and
/// can be optionnaly followed by an integer value (preceded by an equal
/// sign). If not specified, the default value is 1.
///
/// The following three lines are equivalent.
/// \verbatim
/// optA !optB optC=4194304
/// optA=1, optB=0, optC=4096K
/// optC = 4M; optA !optB
/// \endverbatim
///
/// \return A non-null pointer to the option for which an expected integer
/// value cannot be parsed.
const char* parse_options(const char* options);
/// \brief Get the value of \a option.
///
/// \return The value associated to \a option if it exists,
/// \a def otherwise.
/// \see operator[]()
int get(const char* option, int def = 0) const;
/// \brief Get the value of \a option.
///
/// \return The value associated to \a option if it exists, 0 otherwise.
/// \see get()
int operator[](const char* option) const;
/// \brief Set the value of \a option to \a val.
///
/// \return The previous value associated to \a option if declared,
/// or \a def otherwise.
int set(const char* option, int val, int def = 0);
/// Acquire all the settings of \a o.
void set(const option_map& o);
/// \brief Get a reference to the current value of \a option.
int& operator[](const char* option);
/// \brief Print the option_map \a m.
friend std::ostream& operator<<(std::ostream& os, const option_map& m);
private:
std::map<std::string, int> options_;
};
};
#endif // SPOT_MISC_OPTIONMAP_HH