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Diffstat (limited to 'external_libs/python/pyzmq-14.7.0/bundled/zeromq/src/mailbox.cpp')
-rw-r--r-- | external_libs/python/pyzmq-14.7.0/bundled/zeromq/src/mailbox.cpp | 96 |
1 files changed, 0 insertions, 96 deletions
diff --git a/external_libs/python/pyzmq-14.7.0/bundled/zeromq/src/mailbox.cpp b/external_libs/python/pyzmq-14.7.0/bundled/zeromq/src/mailbox.cpp deleted file mode 100644 index e3c2e8a1..00000000 --- a/external_libs/python/pyzmq-14.7.0/bundled/zeromq/src/mailbox.cpp +++ /dev/null @@ -1,96 +0,0 @@ -/* - 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 "mailbox.hpp" -#include "err.hpp" - -zmq::mailbox_t::mailbox_t () -{ - // Get the pipe into passive state. That way, if the users starts by - // polling on the associated file descriptor it will get woken up when - // new command is posted. - const bool ok = cpipe.read (NULL); - zmq_assert (!ok); - active = false; -} - -zmq::mailbox_t::~mailbox_t () -{ - // TODO: Retrieve and deallocate commands inside the cpipe. - - // Work around problem that other threads might still be in our - // send() method, by waiting on the mutex before disappearing. - sync.lock (); - sync.unlock (); -} - -zmq::fd_t zmq::mailbox_t::get_fd () const -{ - return signaler.get_fd (); -} - -void zmq::mailbox_t::send (const command_t &cmd_) -{ - sync.lock (); - cpipe.write (cmd_, false); - const bool ok = cpipe.flush (); - sync.unlock (); - if (!ok) - signaler.send (); -} - -int zmq::mailbox_t::recv (command_t *cmd_, int timeout_) -{ - // Try to get the command straight away. - if (active) { - if (cpipe.read (cmd_)) - return 0; - - // If there are no more commands available, switch into passive state. - active = false; - } - - // Wait for signal from the command sender. - const int rc = signaler.wait (timeout_); - if (rc == -1) { - errno_assert (errno == EAGAIN || errno == EINTR); - return -1; - } - - // Receive the signal. - signaler.recv (); - - // Switch into active state. - active = true; - - // Get a command. - const bool ok = cpipe.read (cmd_); - zmq_assert (ok); - return 0; -} |