* src/tgbatest/Makefile.am: Remove the unused minimize program.

* src/tgbatest/minimize.cc: Delete.

ChangeLog

+2011-01-05  Alexandre Duret-Lutz  <adl@lrde.epita.fr>
+
+	* src/tgbatest/Makefile.am: Remove the unused minimize program.
+	* src/tgbatest/minimize.cc: Delete.
+
 2011-01-05  Alexandre Duret-Lutz  <adl@lrde.epita.fr>
 
 	Cleanup the minimize.hh interface.

src/tgbatest/Makefile.am

-## Copyright (C) 2009, 2010 Laboratoire de Recherche et Dveloppement
+## Copyright (C) 2009, 2010, 2011 Laboratoire de Recherche et Dveloppement
 ## de l'Epita (LRDE).
 ## Copyright (C) 2003, 2004, 2005, 2006 Laboratoire d'Informatique de
 ## Paris 6 (LIP6), dpartement Systmes Rpartis Coopratifs (SRC),
@@ -38,7 +38,6 @@ check_PROGRAMS = \
   expldot \
   explprod \
   ltlprod \
-  minimize \
   mixprod \
   powerset \
   reductgba \
@@ -57,7 +56,6 @@ expldot_CXXFLAGS = -DDOTTY
 explprod_SOURCES = explprod.cc
 ltl2tgba_SOURCES = ltl2tgba.cc
 ltlprod_SOURCES  = ltlprod.cc
-minimize_SOURCES = minimize.cc
 mixprod_SOURCES  = mixprod.cc
 powerset_SOURCES = powerset.cc
 randtgba_SOURCES = randtgba.cc

src/tgbatest/minimize.cc

-// Copyright (C) 2010 Laboratoire de Recherche et Dveloppement
-// de l'Epita (LRDE).
-//
-// 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 <queue>
-#include <cstring>
-#include "ltlast/unop.hh"
-#include "tgbaalgos/dotty.hh"
-#include "tgbaalgos/minimize.hh"
-#include "tgbaalgos/powerset.hh"
-#include "ltlparse/public.hh"
-#include "tgba/tgbaexplicit.hh"
-#include "ltlparse/ltlfile.hh"
-#include "tgbaalgos/ltl2tgba_fm.hh"
-
-namespace spot
-{
-  unsigned tgba_size(const tgba* a)
-  {
-    typedef Sgi::hash_set<const state*,
-      state_ptr_hash, state_ptr_equal> hash_type;
-    hash_type seen;
-    std::queue<state*> tovisit;
-    // Perform breadth-first search.
-    state* init = a->get_init_state();
-    tovisit.push(init);
-    seen.insert(init);
-    unsigned count = 0;
-    // While there are still states to visit.
-    while (!tovisit.empty())
-    {
-      ++count;
-      state* cur = tovisit.front();
-      tovisit.pop();
-      tgba_succ_iterator* sit = a->succ_iter(cur);
-      for (sit->first(); !sit->done(); sit->next())
-      {
-        state* dst = sit->current_state();
-        // Is it a new state ?
-        if (seen.find(dst) == seen.end())
-        {
-          // Yes, register the successor for later processing.
-          tovisit.push(dst);
-          seen.insert(dst);
-        }
-        else
-          // No, free dst.
-          delete dst;
-      }
-      delete sit;
-    }
-    hash_type::iterator it2;
-    // Free visited states.
-    for (it2 = seen.begin(); it2 != seen.end(); it2++)
-      delete *it2;
-    return count;
-  }
-}
-
-// Compare the sizes of the initial and the minimal automata.
-void compare_automata(const spot::tgba* a,
-                      const spot::tgba* min_a)
-{
-  unsigned init_size = spot::tgba_size(a);
-  unsigned min_size = spot::tgba_size(min_a);
-  unsigned diff_size = init_size - min_size;
-  std::cout << init_size << " " << min_size << " " << diff_size << std::endl;
-}
-
-void usage(const char* prog)
-{
-  std::cout << "Usage: " << prog << " ltl_file" << std::endl
-            << "       " << prog << " -f formula" << std::endl;
-}
-
-int main(int argc, char* argv[])
-{
-  if (argc == 1)
-  {
-    usage(argv[0]);
-    return 1;
-  }
-  spot::bdd_dict* dict = new spot::bdd_dict();
-  // Use the formula in argv[2]
-  if (!strcmp(argv[1], "-f"))
-  {
-    if (argc != 3)
-    {
-      usage(argv[0]);
-      return 1;
-    }
-    std::ofstream out_dot ("auto.dot");
-    spot::ltl::parse_error_list pel;
-    spot::ltl::formula* f = spot::ltl::parse(argv[2], pel);
-    spot::tgba_explicit* a = ltl_to_tgba_fm(f, dict, true);
-//    spot::tgba_explicit* det = spot::tgba_powerset(a);
-    spot::tgba_explicit* res = minimize(a);
-    compare_automata(a, res);
-    spot::dotty_reachable(out_dot, res);
-//    delete det;
-    delete a;
-    delete res;
-    f->destroy();
-  }
-  else
-  {
-    // Read a serie of formulae in a file.
-    spot::ltl::ltl_file formulae(argv[1]);
-    spot::ltl::formula* f;
-    while ((f = formulae.next()))
-    {
-      spot::ltl::formula* f_neg =
-        spot::ltl::unop::instance(spot::ltl::unop::Not,
-                                  f->clone());
-      spot::tgba_explicit* a = ltl_to_tgba_fm(f_neg, dict, true);
-      spot::tgba_explicit* res = minimize(a);
-      compare_automata(a, res);
-      delete a;
-      delete res;
-      f->destroy();
-      f_neg->destroy();
-    }
-  }
-  delete dict;
-}