rename src/tgbaalgos/ as src/twaalgos/

Automatic mass renaming. * src/tgbaalgos/: Rename as... * src/twaalgos/: ... this. * README, configure.ac, iface/ltsmin/modelcheck.cc, src/Makefile.am, src/bin/autfilt.cc, src/bin/common_aoutput.cc, src/bin/common_aoutput.hh, src/bin/common_output.hh, src/bin/common_post.hh, src/bin/dstar2tgba.cc, src/bin/ltl2tgba.cc, src/bin/ltl2tgta.cc, src/bin/ltlcross.cc, src/bin/ltldo.cc, src/bin/ltlfilt.cc, src/bin/randaut.cc, src/dstarparse/dra2ba.cc, src/dstarparse/nra2nba.cc, src/dstarparse/nsa2tgba.cc, src/graphtest/twagraph.cc, src/kripke/kripkeprint.cc, src/ltlvisit/contain.cc, src/ltlvisit/contain.hh, src/ltlvisit/exclusive.cc, src/taalgos/emptinessta.hh, src/tgbatest/checkpsl.cc, src/tgbatest/checkta.cc, src/tgbatest/complementation.cc, src/tgbatest/emptchk.cc, src/tgbatest/ltl2tgba.cc, src/tgbatest/ltlprod.cc, src/tgbatest/randtgba.cc, src/tgbatest/taatgba.cc, src/twa/twa.cc, src/twa/twagraph.hh, src/twa/twasafracomplement.cc, wrap/python/spot_impl.i: Adjust.
2015-04-22 17:52:27 +02:00 · 2015-04-22 17:52:27 +02:00 · de529df59f
commit de529df59f
parent 703fbd0e99
159 changed files with 260 additions and 272 deletions
--- a/src/twaalgos/isdet.cc
+++ b/src/twaalgos/isdet.cc
@ -0,0 +1,87 @@
+// -*- coding: utf-8 -*-
+// Copyright (C) 2012, 2013, 2014, 2015 Laboratoire de Recherche et
+// Développement 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 3 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 this program.  If not, see <http://www.gnu.org/licenses/>.
+
+#include "twaalgos/isdet.hh"
+#include <set>
+#include <deque>
+
+namespace spot
+{
+  namespace
+  {
+    template<bool count>
+    static
+    unsigned
+    count_nondet_states_aux(const const_twa_graph_ptr& aut)
+    {
+      unsigned nondet_states = 0;
+      unsigned ns = aut->num_states();
+      for (unsigned src = 0; src < ns; ++src)
+	{
+	  bdd available = bddtrue;
+	  for (auto& t: aut->out(src))
+	    if (!bdd_implies(t.cond, available))
+	      {
+		++nondet_states;
+		break;
+	      }
+	    else
+	      {
+		available -= t.cond;
+	      }
+	  // If we are not counting non-deterministic states, abort as
+	  // soon as possible.
+	  if (!count && nondet_states)
+	    break;
+	}
+      return nondet_states;
+    }
+  }
+
+  unsigned
+  count_nondet_states(const const_twa_graph_ptr& aut)
+  {
+    return count_nondet_states_aux<true>(aut);
+  }
+
+  bool
+  is_deterministic(const const_twa_graph_ptr& aut)
+  {
+    if (aut->is_deterministic())
+      return true;
+    return !count_nondet_states_aux<false>(aut);
+  }
+
+  bool
+  is_complete(const const_twa_graph_ptr& aut)
+  {
+    unsigned ns = aut->num_states();
+    for (unsigned src = 0; src < ns; ++src)
+      {
+	bdd available = bddtrue;
+	for (auto& t: aut->out(src))
+	  available -= t.cond;
+	if (available != bddfalse)
+	  return false;
+      }
+    // The empty automaton is not complete since it does not have an
+    // initial state.
+    return ns > 0;
+  }
+}