First Commit

ext/libpqxx-7.7.3/src/errorhandler.cxx

@@ -0,0 +1,43 @@
+/** Implementation of pqxx::errorhandler and helpers.
+ *
+ * pqxx::errorhandler allows programs to receive errors and warnings.
+ *
+ * Copyright (c) 2000-2022, Jeroen T. Vermeulen.
+ *
+ * See COPYING for copyright license.  If you did not receive a file called
+ * COPYING with this source code, please notify the distributor of this
+ * mistake, or contact the author.
+ */
+#include "pqxx-source.hxx"
+
+#include "pqxx/internal/header-pre.hxx"
+
+#include "pqxx/connection.hxx"
+#include "pqxx/errorhandler.hxx"
+#include "pqxx/internal/gates/connection-errorhandler.hxx"
+
+#include "pqxx/internal/header-post.hxx"
+
+
+pqxx::errorhandler::errorhandler(connection &conn) : m_home{&conn}
+{
+  pqxx::internal::gate::connection_errorhandler{*m_home}.register_errorhandler(
+    this);
+}
+
+
+pqxx::errorhandler::~errorhandler()
+{
+  unregister();
+}
+
+
+void pqxx::errorhandler::unregister() noexcept
+{
+  if (m_home != nullptr)
+  {
+    pqxx::internal::gate::connection_errorhandler connection_gate{*m_home};
+    m_home = nullptr;
+    connection_gate.unregister_errorhandler(this);
+  }
+}