Preliminary support for Event-based GBA.

* src/evtgba/Makefile.am, src/evtgba/evtgba.cc, src/evtgba/evtgba.hh, src/evtgba/evtgbaiter.hh, src/evtgba/explicit.cc, src/evtgba/explicit.hh, src/evtgba/product.cc, src/evtgba/product.hh, src/evtgba/symbol.cc, src/evtgba/symbol.hh, src/evtgbaalgos/Makefile.am, src/evtgbaalgos/dotty.cc, src/evtgbaalgos/dotty.hh, src/evtgbaalgos/reachiter.cc, src/evtgbaalgos/reachiter.hh, src/evtgbaalgos/save.cc, src/evtgbaalgos/save.hh, src/evtgbaparse/Makefile.am, src/evtgbaparse/evtgbaparse.yy, src/evtgbaparse/evtgbascan.ll, src/evtgbaparse/fmterror.cc, src/evtgbaparse/parsedecl.hh, src/evtgbaparse/public.hh, src/evtgbatest/Makefile.am, src/evtgbatest/defs.in, src/evtgbatest/explicit.cc, src/evtgbatest/explicit.test, src/evtgbatest/product.cc, src/evtgbatest/product.test, src/evtgbatest/readsave.cc, src/evtgbatest/readsave.test: New files. * configure.ac: Create the Makefiles in these new subdirectories. * src/Makefile.am: Recurse them.
2004-10-22 16:22:31 +00:00 · 2004-10-22 16:22:31 +00:00 · 73ff928b6f
commit 73ff928b6f
parent d9b29a0590
38 changed files with 3067 additions and 3 deletions
--- a/src/evtgba/symbol.hh
+++ b/src/evtgba/symbol.hh
@ -0,0 +1,126 @@
+// Copyright (C) 2004  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_EVTGBA_SYMBOL_HH
+# define SPOT_EVTGBA_SYMBOL_HH
+
+#include <string>
+#include <iosfwd>
+#include <map>
+#include <set>
+
+namespace spot
+{
+  class symbol
+  {
+  public:
+    static const symbol* instance(const std::string& name);
+    const std::string& name() const;
+
+    /// Number of instantiated atomic propositions.  For debugging.
+    static unsigned instance_count();
+    /// List all instances of atomic propositions.  For debugging.
+    static std::ostream& dump_instances(std::ostream& os);
+
+    void ref() const;
+    void unref() const;
+
+  protected:
+    int ref_count_() const;
+    symbol(const std::string* name);
+    ~symbol();
+    typedef std::map<const std::string, const symbol*> map;
+    static map instances_;
+  private:
+    symbol(const symbol&); /// Undefined.
+    const std::string* name_;
+    mutable int refs_;
+  };
+
+  class rsymbol
+  {
+  public:
+    rsymbol(const symbol* s): s_(s)
+    {
+    }
+
+    rsymbol(const std::string& s): s_(symbol::instance(s))
+    {
+    }
+
+    rsymbol(const char* s): s_(symbol::instance(s))
+    {
+    }
+
+    rsymbol(const rsymbol& rs): s_(rs.s_)
+    {
+      s_->ref();
+    }
+
+    ~rsymbol()
+    {
+      s_->unref();
+    }
+
+    operator const symbol*() const
+    {
+      return s_;
+    }
+
+    const rsymbol&
+    operator=(const rsymbol& rs)
+    {
+      if (this != &rs)
+	{
+	  this->~rsymbol();
+	  new (this) rsymbol(rs);
+	}
+      return *this;
+    }
+
+    bool
+    operator==(const rsymbol& rs) const
+    {
+      return s_ == rs.s_;
+    }
+
+    bool
+    operator!=(const rsymbol& rs) const
+    {
+      return s_ != rs.s_;
+    }
+
+    bool
+    operator<(const rsymbol& rs) const
+    {
+      return s_ < rs.s_;
+    }
+
+  private:
+    const symbol* s_;
+  };
+
+  typedef std::set<const symbol*> symbol_set;
+  typedef std::set<rsymbol> rsymbol_set;
+
+}
+
+#endif // SPOT_EVTGBA_SYMBOL_HH