Merge #12906: Avoid `interface` keyword to fix windows gitian build

17780d6f35 scripted-diff: Avoid `interface` keyword to fix windows gitian build (Russell Yanofsky)

Pull request description:

  Rename `interface` to `interfaces`

  Build failure reported by ken2812221 in https://github.com/bitcoin/bitcoin/pull/10244#issuecomment-379434756

Tree-SHA512: e02c97c728540f344202c13b036f9f63af23bd25e25ed7a5cfe9e2c2f201a12ff232cc94a93fbe37ef6fb6bf9e036fe62210ba798ecd30de191d09338754a8d0

1 files changed, 33 insertions, 0 deletions

diff --git a/src/interfaces/handler.cpp b/src/interfaces/handler.cpp
new file mode 100644
index 000000000..1443fe9f1
--- /dev/null
+++ b/src/interfaces/handler.cpp
@@ -0,0 +1,33 @@
+// Copyright (c) 2018 The Bitcoin Core developers
+// Distributed under the MIT software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#include <interfaces/handler.h>
+
+#include <util.h>
+
+#include <boost/signals2/connection.hpp>
+#include <memory>
+#include <utility>
+
+namespace interfaces {
+namespace {
+
+class HandlerImpl : public Handler
+{
+public:
+    HandlerImpl(boost::signals2::connection connection) : m_connection(std::move(connection)) {}
+
+    void disconnect() override { m_connection.disconnect(); }
+
+    boost::signals2::scoped_connection m_connection;
+};
+
+} // namespace
+
+std::unique_ptr<Handler> MakeHandler(boost::signals2::connection connection)
+{
+    return MakeUnique<HandlerImpl>(std::move(connection));
+}
+
+} // namespace interfaces