yosys/libs/ezsat/ezminisat.h

52 lines
1.6 KiB
C++

/*
* ezSAT -- A simple and easy to use CNF generator for SAT solvers
*
* Copyright (C) 2013 Clifford Wolf <clifford@clifford.at>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
*/
#ifndef EZMINISAT_H
#define EZMINISAT_H
#include "ezsat.h"
#include <time.h>
// minisat is using limit macros and format macros in their headers that
// can be the source of some troubles when used from c++11. thefore we
// don't force ezSAT users to use minisat headers..
namespace Minisat {
class Solver;
}
class ezMiniSAT : public ezSAT
{
private:
Minisat::Solver *minisatSolver;
std::vector<int> minisatVars;
bool foundContradiction;
static ezMiniSAT *alarmHandlerThis;
static clock_t alarmHandlerTimeout;
static void alarmHandler(int);
public:
ezMiniSAT();
virtual ~ezMiniSAT();
virtual void clear();
virtual bool solver(const std::vector<int> &modelExpressions, std::vector<bool> &modelValues, const std::vector<int> &assumptions);
};
#endif