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.cc
+++ b/src/evtgba/symbol.cc
@ -0,0 +1,109 @@
+// 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.
+
+#include <cassert>
+#include "symbol.hh"
+#include <ostream>
+
+namespace spot
+{
+  symbol::map symbol::instances_;
+
+  symbol::symbol(const std::string* name)
+    : name_(name), refs_(1)
+  {
+  }
+
+  symbol::~symbol()
+  {
+    map::iterator i = instances_.find(name());
+    assert (i != instances_.end());
+    instances_.erase(i);
+  }
+
+  const symbol*
+  symbol::instance(const std::string& name)
+  {
+    map::iterator i = instances_.find(name);
+    if (i != instances_.end())
+      {
+	const symbol* s = i->second;
+	s->ref();
+	return s;
+      }
+    // Convoluted insertion because we want the NAME member of the
+    // value to point to the key.
+    i = instances_.insert(map::value_type(name, 0)).first;
+    i->second = new symbol(&i->first);
+    return i->second;
+  }
+
+  const std::string&
+  symbol::name() const
+  {
+    return *name_;
+  }
+
+  void
+  symbol::ref() const
+  {
+    ++refs_;
+  }
+
+  void
+  symbol::unref() const
+  {
+    assert(refs_ > 0);
+    --refs_;
+    if (!refs_)
+      delete this;
+  }
+
+  int
+  symbol::ref_count_() const
+  {
+    return refs_;
+  }
+
+  unsigned
+  symbol::instance_count()
+  {
+    return instances_.size();
+  }
+
+  std::ostream&
+  symbol::dump_instances(std::ostream& os)
+  {
+    for (map::iterator i = instances_.begin(); i != instances_.end(); ++i)
+      {
+	os << i->second << " = " << i->second->ref_count_()
+	   << " * symbol(" << i->second->name() << ")" << std::endl;
+      }
+    return os;
+  }
+
+
+
+
+
+
+
+}