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author | 2015-08-24 13:22:48 +0300 | |
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committer | 2015-08-24 13:22:48 +0300 | |
commit | dab741a80699f86e86c91718872a052cca9bbb25 (patch) | |
tree | 1959c4a2cea440170a5113dcb067796cb20ffb64 /external_libs/python/pyzmq-14.7.0/bundled/zeromq/src/reaper.cpp | |
parent | d3f26ece7d4383df0b22fe9c3cb3e695381ec737 (diff) |
Fixed dependencies of Control Plane to use external_lib sources
Diffstat (limited to 'external_libs/python/pyzmq-14.7.0/bundled/zeromq/src/reaper.cpp')
-rw-r--r-- | external_libs/python/pyzmq-14.7.0/bundled/zeromq/src/reaper.cpp | 137 |
1 files changed, 137 insertions, 0 deletions
diff --git a/external_libs/python/pyzmq-14.7.0/bundled/zeromq/src/reaper.cpp b/external_libs/python/pyzmq-14.7.0/bundled/zeromq/src/reaper.cpp new file mode 100644 index 00000000..ea5f0c56 --- /dev/null +++ b/external_libs/python/pyzmq-14.7.0/bundled/zeromq/src/reaper.cpp @@ -0,0 +1,137 @@ +/* + Copyright (c) 2007-2015 Contributors as noted in the AUTHORS file + + This file is part of libzmq, the ZeroMQ core engine in C++. + + libzmq is free software; you can redistribute it and/or modify it under + the terms of the GNU Lesser General Public License (LGPL) as published + by the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + As a special exception, the Contributors give you permission to link + this library with independent modules to produce an executable, + regardless of the license terms of these independent modules, and to + copy and distribute the resulting executable under terms of your choice, + provided that you also meet, for each linked independent module, the + terms and conditions of the license of that module. An independent + module is a module which is not derived from or based on this library. + If you modify this library, you must extend this exception to your + version of the library. + + libzmq is distributed in the hope that it will be useful, but WITHOUT + ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public + License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. +*/ + +#include "reaper.hpp" +#include "socket_base.hpp" +#include "err.hpp" + +zmq::reaper_t::reaper_t (class ctx_t *ctx_, uint32_t tid_) : + object_t (ctx_, tid_), + sockets (0), + terminating (false) +{ + poller = new (std::nothrow) poller_t (*ctx_); + alloc_assert (poller); + + mailbox_handle = poller->add_fd (mailbox.get_fd (), this); + poller->set_pollin (mailbox_handle); + +#ifdef HAVE_FORK + pid = getpid(); +#endif +} + +zmq::reaper_t::~reaper_t () +{ + delete poller; +} + +zmq::mailbox_t *zmq::reaper_t::get_mailbox () +{ + return &mailbox; +} + +void zmq::reaper_t::start () +{ + // Start the thread. + poller->start (); +} + +void zmq::reaper_t::stop () +{ + send_stop (); +} + +void zmq::reaper_t::in_event () +{ + while (true) { +#ifdef HAVE_FORK + if (unlikely(pid != getpid())) + { + //printf("zmq::reaper_t::in_event return in child process %d\n", (int)getpid()); + return; + } +#endif + + // Get the next command. If there is none, exit. + command_t cmd; + int rc = mailbox.recv (&cmd, 0); + if (rc != 0 && errno == EINTR) + continue; + if (rc != 0 && errno == EAGAIN) + break; + errno_assert (rc == 0); + + // Process the command. + cmd.destination->process_command (cmd); + } +} + +void zmq::reaper_t::out_event () +{ + zmq_assert (false); +} + +void zmq::reaper_t::timer_event (int) +{ + zmq_assert (false); +} + +void zmq::reaper_t::process_stop () +{ + terminating = true; + + // If there are no sockets being reaped finish immediately. + if (!sockets) { + send_done (); + poller->rm_fd (mailbox_handle); + poller->stop (); + } +} + +void zmq::reaper_t::process_reap (socket_base_t *socket_) +{ + // Add the socket to the poller. + socket_->start_reaping (poller); + + ++sockets; +} + +void zmq::reaper_t::process_reaped () +{ + --sockets; + + // If reaped was already asked to terminate and there are no more sockets, + // finish immediately. + if (!sockets && terminating) { + send_done (); + poller->rm_fd (mailbox_handle); + poller->stop (); + } +} |