spot/iface/nips/emptiness_check.cc
2008-06-11 17:14:44 +02:00

129 lines
3.6 KiB
C++

// Copyright (C) 2008 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.
#include <cstdlib>
#include <iostream>
#include <cassert>
#include <cstring>
#include "common.hh"
#include "nips.hh"
#include "tgbaalgos/gtec/gtec.hh"
#include "tgbaalgos/gtec/ce.hh"
#include "tgbaalgos/projrun.hh"
void
display_stats(const spot::unsigned_statistics* s)
{
assert(s);
spot::unsigned_statistics::stats_map::const_iterator i;
for (i = s->stats.begin(); i != s->stats.end(); ++i)
std::cout << i->first << " = " << (s->*i->second)() << std::endl;
}
int
main(int argc, char **argv)
try
{
// enum {Couvreur, Couvreur2} check = Couvreur;
bool compute_counter_example = true;
if (argc < 2)
{
std::cerr << "usage: " << argv[0] << "[OPTIONS...] promela_bytecode"
<< std::endl
<< "with OPTIONS :" << std::endl
<< " -c compute an example" << std::endl
<< " (instead of just checking for emptiness)" << std::endl
<< " -eALGO use ALGO emptiness-check (default)" << std::endl
<< "Where ALGO should be one of:" << std::endl
<< " Cou99(OPTIONS) (the default)" << std::endl
<< " CVWY90(OPTIONS)" << std::endl
<< " GV04(OPTIONS)" << std::endl
<< " SE05(OPTIONS)" << std::endl
<< " Tau03(OPTIONS)" << std::endl
<< " Tau03_opt(OPTIONS)" << std::endl;
exit(2);
}
int arg_index = 1;
spot::emptiness_check_instantiator* echeck_inst = 0;
const char* echeck_algo = "Cou99";
for (; arg_index < argc - 1; ++arg_index)
{
if (!strcmp(argv[arg_index], "-c"))
compute_counter_example = false;
else if (!strncmp(argv[arg_index], "-e", 2))
{
echeck_algo = 2 + argv[arg_index];
if (!*echeck_algo)
echeck_algo = "Cou99";
}
}
const char* err;
echeck_inst =
spot::emptiness_check_instantiator::construct(echeck_algo, &err);
if (!echeck_inst)
{
std::cerr << "Failed to parse argument of -e near `"
<< err << "'" << std::endl;
exit(2);
}
spot::bdd_dict* dict = new spot::bdd_dict();
spot::nips_interface nips(dict, argv[arg_index]);
spot::tgba* a = nips.automaton();
spot::emptiness_check* ec = echeck_inst->instantiate(a);
spot::emptiness_check_result* res = ec->check();
if (res)
{
if (compute_counter_example)
{
spot::tgba_run* run = res->accepting_run();
spot::print_tgba_run(std::cout, a, run);
std::cout << "non empty" << std::endl;
ec->print_stats(std::cout);
delete run;
}
else
{
std::cout << "non empty" << std::endl;
ec->print_stats(std::cout);
}
delete res;
}
else
{
std::cout << "empty" << std::endl;
ec->print_stats(std::cout);
}
std::cout << std::endl;
delete ec;
}
catch (spot::nips_exception& e)
{
std::cerr << e << std::endl;
return 1;
}