1 files changed, 50 insertions, 0 deletions
diff --git a/common/session/custom/session.cxx b/common/session/custom/session.cxx
new file mode 100644
index 0000000..b50493f
--- /dev/null
+++ b/common/session/custom/session.cxx
@@ -0,0 +1,50 @@
+// file      : common/session/custom/session.cxx
+// copyright : Copyright (c) 2009-2012 Code Synthesis Tools CC
+// license   : GNU GPL v2; see accompanying LICENSE file
+
+#include <cassert>
+
+#include "session.hxx"
+
+static session* current_; // Use TLS in multi-threaded applications.
+
+session::
+session ()
+{
+  assert (current_ == 0);
+  current_ = this;
+}
+
+session::
+~session ()
+{
+  assert (current_ == this);
+  current_ = 0;
+}
+
+bool session::
+has_current ()
+{
+  return current_ != 0;
+}
+
+session& session::
+current ()
+{
+  assert (current_ != 0);
+  return *current_;
+}
+
+void session::
+flush (odb::database& db)
+{
+  for (type_map::iterator i (map_.begin ()), e (map_.end ()); i != e; ++i)
+    i->second->flush (db);
+}
+
+void session::
+mark ()
+{
+  for (type_map::iterator i (map_.begin ()), e (map_.end ()); i != e; ++i)
+    i->second->mark ();
+}