/usr/include/caf/mixin/sync_sender.hpp is in libcaf-dev 0.13.2-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* ____ _ _____ *
* / ___| / \ | ___| C++ *
* | | / _ \ | |_ Actor *
* | |___ / ___ \| _| Framework *
* \____/_/ \_|_| *
* *
* Copyright (C) 2011 - 2015 *
* Dominik Charousset <dominik.charousset (at) haw-hamburg.de> *
* *
* Distributed under the terms and conditions of the BSD 3-Clause License or *
* (at your option) under the terms and conditions of the Boost Software *
* License 1.0. See accompanying files LICENSE and LICENSE_ALTERNATIVE. *
* *
* If you did not receive a copy of the license files, see *
* http://opensource.org/licenses/BSD-3-Clause and *
* http://www.boost.org/LICENSE_1_0.txt. *
******************************************************************************/
#ifndef CAF_MIXIN_SYNC_SENDER_HPP
#define CAF_MIXIN_SYNC_SENDER_HPP
#include <tuple>
#include "caf/actor.hpp"
#include "caf/message.hpp"
#include "caf/duration.hpp"
#include "caf/response_handle.hpp"
#include "caf/message_priority.hpp"
#include "caf/check_typed_input.hpp"
namespace caf {
namespace mixin {
template <class Base, class Subtype, class HandleTag>
class sync_sender_impl : public Base {
public:
using response_handle_type = response_handle<Subtype, message, HandleTag>;
/****************************************************************************
* sync_send(...) *
****************************************************************************/
/**
* Sends `{xs...}` as a synchronous message to `dest` with priority `mp`.
* @returns A handle identifying a future-like handle to the response.
* @warning The returned handle is actor specific and the response to the
* sent message cannot be received by another actor.
* @throws std::invalid_argument if `dest == invalid_actor`
*/
template <class... Ts>
response_handle_type sync_send(message_priority mp, const actor& dest,
Ts&&... xs) {
static_assert(sizeof...(Ts) > 0, "no message to send");
return {dptr()->sync_send_impl(mp, dest, std::forward<Ts>(xs)...),
dptr()};
}
/**
* Sends `{xs...}` as a synchronous message to `dest`.
* @returns A handle identifying a future-like handle to the response.
* @warning The returned handle is actor specific and the response to the
* sent message cannot be received by another actor.
* @throws std::invalid_argument if `dest == invalid_actor`
*/
template <class... Ts>
response_handle_type sync_send(const actor& dest, Ts&&... xs) {
return sync_send(message_priority::normal, dest, std::forward<Ts>(xs)...);
}
/**
* Sends `{xs...}` as a synchronous message to `dest` with priority `mp`.
* @returns A handle identifying a future-like handle to the response.
* @warning The returned handle is actor specific and the response to the
* sent message cannot be received by another actor.
* @throws std::invalid_argument if `dest == invalid_actor`
*/
template <class... Sigs, class... Ts>
response_handle<Subtype,
typename detail::deduce_output_type<
detail::type_list<Sigs...>,
detail::type_list<
typename detail::implicit_conversions<
typename std::decay<Ts>::type
>::type...>
>::type,
HandleTag>
sync_send(message_priority mp, const typed_actor<Sigs...>& dest, Ts&&... xs) {
static_assert(sizeof...(Ts) > 0, "no message to send");
using token =
detail::type_list<
typename detail::implicit_conversions<
typename std::decay<Ts>::type
>::type...>;
token tk;
check_typed_input(dest, tk);
return {dptr()->sync_send_impl(mp, dest, std::forward<Ts>(xs)...),
dptr()};
}
/**
* Sends `{xs...}` as a synchronous message to `dest`.
* @returns A handle identifying a future-like handle to the response.
* @warning The returned handle is actor specific and the response to the
* sent message cannot be received by another actor.
* @throws std::invalid_argument if `dest == invalid_actor`
*/
template <class... Sigs, class... Ts>
response_handle<Subtype,
typename detail::deduce_output_type<
detail::type_list<Sigs...>,
detail::type_list<
typename detail::implicit_conversions<
typename std::decay<Ts>::type
>::type...>
>::type,
HandleTag>
sync_send(const typed_actor<Sigs...>& dest, Ts&&... xs) {
static_assert(sizeof...(Ts) > 0, "no message to send");
using token =
detail::type_list<
typename detail::implicit_conversions<
typename std::decay<Ts>::type
>::type...>;
token tk;
check_typed_input(dest, tk);
return {dptr()->sync_send_impl(message_priority::normal,
dest, std::forward<Ts>(xs)...),
dptr()};
}
/****************************************************************************
* timed_sync_send(...) *
****************************************************************************/
/**
* Sends `{xs...}` as a synchronous message to `dest` with priority `mp`
* and relative timeout `rtime`.
* @returns A handle identifying a future-like handle to the response.
* @warning The returned handle is actor specific and the response to the
* sent message cannot be received by another actor.
* @throws std::invalid_argument if `dest == invalid_actor`
*/
template <class... Ts>
response_handle_type timed_sync_send(message_priority mp, const actor& dest,
const duration& rtime, Ts&&... xs) {
static_assert(sizeof...(Ts) > 0, "no message to send");
return {dptr()->timed_sync_send_impl(mp, dest, rtime,
std::forward<Ts>(xs)...),
dptr()};
}
/**
* Sends `{xs...}` as a synchronous message to `dest` with
* relative timeout `rtime`.
* @returns A handle identifying a future-like handle to the response.
* @warning The returned handle is actor specific and the response to the
* sent message cannot be received by another actor.
* @throws std::invalid_argument if `dest == invalid_actor`
*/
template <class... Ts>
response_handle_type timed_sync_send(const actor& dest, const duration& rtime,
Ts&&... xs) {
return timed_sync_send(message_priority::normal, dest, rtime,
std::forward<Ts>(xs)...);
}
/**
* Sends `{xs...}` as a synchronous message to `dest` with priority `mp`
* and relative timeout `rtime`.
* @returns A handle identifying a future-like handle to the response.
* @warning The returned handle is actor specific and the response to the
* sent message cannot be received by another actor.
* @throws std::invalid_argument if `dest == invalid_actor`
*/
template <class... Sigs, class... Ts>
response_handle<Subtype,
typename detail::deduce_output_type<
detail::type_list<Sigs...>,
typename detail::implicit_conversions<
typename std::decay<Ts>::type
>::type...
>::type,
HandleTag>
timed_sync_send(message_priority mp, const typed_actor<Sigs...>& dest,
const duration& rtime, Ts&&... xs) {
static_assert(sizeof...(Ts) > 0, "no message to send");
using token =
detail::type_list<
typename detail::implicit_conversions<
typename std::decay<Ts>::type
>::type...>;
token tk;
check_typed_input(dest, tk);
return {dptr()->timed_sync_send_impl(mp, dest, rtime,
std::forward<Ts>(xs)...),
dptr()};
}
/**
* Sends `{xs...}` as a synchronous message to `dest` with
* relative timeout `rtime`.
* @returns A handle identifying a future-like handle to the response.
* @warning The returned handle is actor specific and the response to the
* sent message cannot be received by another actor.
* @throws std::invalid_argument if `dest == invalid_actor`
*/
template <class... Sigs, class... Ts>
response_handle<Subtype,
typename detail::deduce_output_type<
detail::type_list<Sigs...>,
typename detail::implicit_conversions<
typename std::decay<Ts>::type
>::type...
>::type,
HandleTag>
timed_sync_send(const typed_actor<Sigs...>& dest, const duration& rtime,
Ts&&... xs) {
return timed_sync_send(message_priority::normal, dest, rtime,
std::forward<Ts>(xs)...);
}
/****************************************************************************
* deprecated member functions *
****************************************************************************/
// <backward_compatibility version="0.9">
response_handle_type sync_send_tuple(message_priority mp, const actor& dest,
message what) CAF_DEPRECATED;
response_handle_type sync_send_tuple(const actor& dest,
message what) CAF_DEPRECATED;
response_handle_type timed_sync_send_tuple(message_priority mp,
const actor& dest,
const duration& rtime,
message what) CAF_DEPRECATED;
response_handle_type timed_sync_send_tuple(const actor& dest,
const duration& rtime,
message what) CAF_DEPRECATED;
// </backward_compatibility>
private:
Subtype* dptr() {
return static_cast<Subtype*>(this);
}
};
template <class ResponseHandleTag>
class sync_sender {
public:
template <class Base, class Subtype>
using impl = sync_sender_impl<Base, Subtype, ResponseHandleTag>;
};
// <backward_compatibility version="0.9">
template <class B, class S, class H>
typename sync_sender_impl<B, S, H>::response_handle_type
sync_sender_impl<B, S, H>::sync_send_tuple(message_priority mp,
const actor& dest, message what) {
return sync_send(mp, dest, std::move(what));
}
template <class B, class S, class H>
typename sync_sender_impl<B, S, H>::response_handle_type
sync_sender_impl<B, S, H>::sync_send_tuple(const actor& dest, message what) {
return sync_send(message_priority::normal, dest, std::move(what));
}
template <class B, class S, class H>
typename sync_sender_impl<B, S, H>::response_handle_type
sync_sender_impl<B, S, H>::timed_sync_send_tuple(message_priority mp,
const actor& dest,
const duration& rtime,
message msg) {
return timed_sync_send(mp, dest, rtime, std::move(msg));
}
template <class B, class S, class H>
typename sync_sender_impl<B, S, H>::response_handle_type
sync_sender_impl<B, S, H>::timed_sync_send_tuple(const actor& dest,
const duration& rtime,
message msg) {
return timed_sync_send(message_priority::normal, dest, rtime, std::move(msg));
}
// </backward_compatibility>
} // namespace mixin
} // namespace caf
#endif // CAF_MIXIN_SYNC_SENDER_HPP
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