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authorMatthias P. Braendli <matthias.braendli@mpb.li>2019-08-13 10:29:39 +0200
committerMatthias P. Braendli <matthias.braendli@mpb.li>2019-08-13 10:29:39 +0200
commita5c50a4f262f0a880734623f79d4dc2f1aa8a0a2 (patch)
tree1772ef47d98a68245c3d04d95637e5b9c1040904 /lib/asio/detail/signal_set_service.hpp
parent69aba72f0883c5effb5c3c2991d0c5257deb7409 (diff)
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Pull in files from odr-mmbtools-common
Replace ASIO by simpler implementation, meaning that the telnet RC now only supports a single connection. Move Log, RC to lib/
Diffstat (limited to 'lib/asio/detail/signal_set_service.hpp')
-rw-r--r--lib/asio/detail/signal_set_service.hpp217
1 files changed, 0 insertions, 217 deletions
diff --git a/lib/asio/detail/signal_set_service.hpp b/lib/asio/detail/signal_set_service.hpp
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--- a/lib/asio/detail/signal_set_service.hpp
+++ /dev/null
@@ -1,217 +0,0 @@
-//
-// detail/signal_set_service.hpp
-// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-//
-// Copyright (c) 2003-2018 Christopher M. Kohlhoff (chris at kohlhoff dot com)
-//
-// Distributed under the Boost Software License, Version 1.0. (See accompanying
-// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
-//
-
-#ifndef ASIO_DETAIL_SIGNAL_SET_SERVICE_HPP
-#define ASIO_DETAIL_SIGNAL_SET_SERVICE_HPP
-
-#if defined(_MSC_VER) && (_MSC_VER >= 1200)
-# pragma once
-#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
-
-#include "asio/detail/config.hpp"
-
-#include <cstddef>
-#include <signal.h>
-#include "asio/error.hpp"
-#include "asio/io_context.hpp"
-#include "asio/detail/handler_alloc_helpers.hpp"
-#include "asio/detail/memory.hpp"
-#include "asio/detail/op_queue.hpp"
-#include "asio/detail/signal_handler.hpp"
-#include "asio/detail/signal_op.hpp"
-#include "asio/detail/socket_types.hpp"
-
-#if !defined(ASIO_WINDOWS) && !defined(__CYGWIN__)
-# include "asio/detail/reactor.hpp"
-#endif // !defined(ASIO_WINDOWS) && !defined(__CYGWIN__)
-
-#include "asio/detail/push_options.hpp"
-
-namespace asio {
-namespace detail {
-
-#if defined(NSIG) && (NSIG > 0)
-enum { max_signal_number = NSIG };
-#else
-enum { max_signal_number = 128 };
-#endif
-
-extern ASIO_DECL struct signal_state* get_signal_state();
-
-extern "C" ASIO_DECL void asio_signal_handler(int signal_number);
-
-class signal_set_service :
- public service_base<signal_set_service>
-{
-public:
- // Type used for tracking an individual signal registration.
- class registration
- {
- public:
- // Default constructor.
- registration()
- : signal_number_(0),
- queue_(0),
- undelivered_(0),
- next_in_table_(0),
- prev_in_table_(0),
- next_in_set_(0)
- {
- }
-
- private:
- // Only this service will have access to the internal values.
- friend class signal_set_service;
-
- // The signal number that is registered.
- int signal_number_;
-
- // The waiting signal handlers.
- op_queue<signal_op>* queue_;
-
- // The number of undelivered signals.
- std::size_t undelivered_;
-
- // Pointers to adjacent registrations in the registrations_ table.
- registration* next_in_table_;
- registration* prev_in_table_;
-
- // Link to next registration in the signal set.
- registration* next_in_set_;
- };
-
- // The implementation type of the signal_set.
- class implementation_type
- {
- public:
- // Default constructor.
- implementation_type()
- : signals_(0)
- {
- }
-
- private:
- // Only this service will have access to the internal values.
- friend class signal_set_service;
-
- // The pending signal handlers.
- op_queue<signal_op> queue_;
-
- // Linked list of registered signals.
- registration* signals_;
- };
-
- // Constructor.
- ASIO_DECL signal_set_service(asio::io_context& io_context);
-
- // Destructor.
- ASIO_DECL ~signal_set_service();
-
- // Destroy all user-defined handler objects owned by the service.
- ASIO_DECL void shutdown();
-
- // Perform fork-related housekeeping.
- ASIO_DECL void notify_fork(
- asio::io_context::fork_event fork_ev);
-
- // Construct a new signal_set implementation.
- ASIO_DECL void construct(implementation_type& impl);
-
- // Destroy a signal_set implementation.
- ASIO_DECL void destroy(implementation_type& impl);
-
- // Add a signal to a signal_set.
- ASIO_DECL asio::error_code add(implementation_type& impl,
- int signal_number, asio::error_code& ec);
-
- // Remove a signal to a signal_set.
- ASIO_DECL asio::error_code remove(implementation_type& impl,
- int signal_number, asio::error_code& ec);
-
- // Remove all signals from a signal_set.
- ASIO_DECL asio::error_code clear(implementation_type& impl,
- asio::error_code& ec);
-
- // Cancel all operations associated with the signal set.
- ASIO_DECL asio::error_code cancel(implementation_type& impl,
- asio::error_code& ec);
-
- // Start an asynchronous operation to wait for a signal to be delivered.
- template <typename Handler>
- void async_wait(implementation_type& impl, Handler& handler)
- {
- // Allocate and construct an operation to wrap the handler.
- typedef signal_handler<Handler> op;
- typename op::ptr p = { asio::detail::addressof(handler),
- op::ptr::allocate(handler), 0 };
- p.p = new (p.v) op(handler);
-
- ASIO_HANDLER_CREATION((io_context_.context(),
- *p.p, "signal_set", &impl, 0, "async_wait"));
-
- start_wait_op(impl, p.p);
- p.v = p.p = 0;
- }
-
- // Deliver notification that a particular signal occurred.
- ASIO_DECL static void deliver_signal(int signal_number);
-
-private:
- // Helper function to add a service to the global signal state.
- ASIO_DECL static void add_service(signal_set_service* service);
-
- // Helper function to remove a service from the global signal state.
- ASIO_DECL static void remove_service(signal_set_service* service);
-
- // Helper function to create the pipe descriptors.
- ASIO_DECL static void open_descriptors();
-
- // Helper function to close the pipe descriptors.
- ASIO_DECL static void close_descriptors();
-
- // Helper function to start a wait operation.
- ASIO_DECL void start_wait_op(implementation_type& impl, signal_op* op);
-
- // The io_context instance used for dispatching handlers.
- io_context_impl& io_context_;
-
-#if !defined(ASIO_WINDOWS) \
- && !defined(ASIO_WINDOWS_RUNTIME) \
- && !defined(__CYGWIN__)
- // The type used for registering for pipe reactor notifications.
- class pipe_read_op;
-
- // The reactor used for waiting for pipe readiness.
- reactor& reactor_;
-
- // The per-descriptor reactor data used for the pipe.
- reactor::per_descriptor_data reactor_data_;
-#endif // !defined(ASIO_WINDOWS)
- // && !defined(ASIO_WINDOWS_RUNTIME)
- // && !defined(__CYGWIN__)
-
- // A mapping from signal number to the registered signal sets.
- registration* registrations_[max_signal_number];
-
- // Pointers to adjacent services in linked list.
- signal_set_service* next_;
- signal_set_service* prev_;
-};
-
-} // namespace detail
-} // namespace asio
-
-#include "asio/detail/pop_options.hpp"
-
-#if defined(ASIO_HEADER_ONLY)
-# include "asio/detail/impl/signal_set_service.ipp"
-#endif // defined(ASIO_HEADER_ONLY)
-
-#endif // ASIO_DETAIL_SIGNAL_SET_SERVICE_HPP