From e6918187568dbd01842d8d1d2c808ce16a894239 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 21 Apr 2024 13:54:28 +0200
Subject: Adding upstream version 18.2.2.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/msg/async/dpdk/capture.h | 50 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 50 insertions(+)
 create mode 100644 src/msg/async/dpdk/capture.h

(limited to 'src/msg/async/dpdk/capture.h')

diff --git a/src/msg/async/dpdk/capture.h b/src/msg/async/dpdk/capture.h
new file mode 100644
index 000000000..1ace8eeb0
--- /dev/null
+++ b/src/msg/async/dpdk/capture.h
@@ -0,0 +1,50 @@
+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+/*
+ * Ceph - scalable distributed file system
+ *
+ * Copyright (C) 2015 XSky <haomai@xsky.com>
+ *
+ * Author: Haomai Wang <haomaiwang@gmail.com>
+ *
+ * This is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License version 2.1, as published by the Free Software
+ * Foundation.  See file COPYING.
+ *
+ */
+
+#ifndef CEPH_MSG_DPDK_CAPTURE_H
+#define CEPH_MSG_DPDK_CAPTURE_H
+
+#include <utility>
+
+template <typename T, typename F>
+class capture_impl {
+  T x;
+  F f;
+ public:
+  capture_impl(capture_impl &) = delete;
+  capture_impl( T && x, F && f )
+      : x{std::forward<T>(x)}, f{std::forward<F>(f)}
+  {}
+
+  template <typename ...Ts> auto operator()( Ts&&...args )
+  -> decltype(f( x, std::forward<Ts>(args)... ))
+  {
+    return f( x, std::forward<Ts>(args)... );
+  }
+
+  template <typename ...Ts> auto operator()( Ts&&...args ) const
+  -> decltype(f( x, std::forward<Ts>(args)... ))
+  {
+    return f( x, std::forward<Ts>(args)... );
+  }
+};
+
+template <typename T, typename F>
+capture_impl<T,F> capture( T && x, F && f ) {
+  return capture_impl<T,F>(
+      std::forward<T>(x), std::forward<F>(f) );
+}
+
+#endif //CEPH_MSG_DPDK_CAPTURE_H
-- 
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