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-rw-r--r--external_libs/python/pyzmq-14.7.0/bundled/zeromq/src/devpoll.cpp204
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diff --git a/external_libs/python/pyzmq-14.7.0/bundled/zeromq/src/devpoll.cpp b/external_libs/python/pyzmq-14.7.0/bundled/zeromq/src/devpoll.cpp
deleted file mode 100644
index 6c97256e..00000000
--- a/external_libs/python/pyzmq-14.7.0/bundled/zeromq/src/devpoll.cpp
+++ /dev/null
@@ -1,204 +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 "devpoll.hpp"
-#if defined ZMQ_USE_DEVPOLL
-
-#include <sys/devpoll.h>
-#include <sys/time.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <sys/ioctl.h>
-#include <fcntl.h>
-#include <unistd.h>
-#include <limits.h>
-#include <algorithm>
-
-#include "devpoll.hpp"
-#include "err.hpp"
-#include "config.hpp"
-#include "i_poll_events.hpp"
-
-zmq::devpoll_t::devpoll_t (const zmq::ctx_t &ctx_) :
- ctx(ctx_),
- stopping (false)
-{
- devpoll_fd = open ("/dev/poll", O_RDWR);
- errno_assert (devpoll_fd != -1);
-}
-
-zmq::devpoll_t::~devpoll_t ()
-{
- worker.stop ();
- close (devpoll_fd);
-}
-
-void zmq::devpoll_t::devpoll_ctl (fd_t fd_, short events_)
-{
- struct pollfd pfd = {fd_, events_, 0};
- ssize_t rc = write (devpoll_fd, &pfd, sizeof pfd);
- zmq_assert (rc == sizeof pfd);
-}
-
-zmq::devpoll_t::handle_t zmq::devpoll_t::add_fd (fd_t fd_,
- i_poll_events *reactor_)
-{
- // If the file descriptor table is too small expand it.
- fd_table_t::size_type sz = fd_table.size ();
- if (sz <= (fd_table_t::size_type) fd_) {
- fd_table.resize (fd_ + 1);
- while (sz != (fd_table_t::size_type) (fd_ + 1)) {
- fd_table [sz].valid = false;
- ++sz;
- }
- }
-
- zmq_assert (!fd_table [fd_].valid);
-
- fd_table [fd_].events = 0;
- fd_table [fd_].reactor = reactor_;
- fd_table [fd_].valid = true;
- fd_table [fd_].accepted = false;
-
- devpoll_ctl (fd_, 0);
- pending_list.push_back (fd_);
-
- // Increase the load metric of the thread.
- adjust_load (1);
-
- return fd_;
-}
-
-void zmq::devpoll_t::rm_fd (handle_t handle_)
-{
- zmq_assert (fd_table [handle_].valid);
-
- devpoll_ctl (handle_, POLLREMOVE);
- fd_table [handle_].valid = false;
-
- // Decrease the load metric of the thread.
- adjust_load (-1);
-}
-
-void zmq::devpoll_t::set_pollin (handle_t handle_)
-{
- devpoll_ctl (handle_, POLLREMOVE);
- fd_table [handle_].events |= POLLIN;
- devpoll_ctl (handle_, fd_table [handle_].events);
-}
-
-void zmq::devpoll_t::reset_pollin (handle_t handle_)
-{
- devpoll_ctl (handle_, POLLREMOVE);
- fd_table [handle_].events &= ~((short) POLLIN);
- devpoll_ctl (handle_, fd_table [handle_].events);
-}
-
-void zmq::devpoll_t::set_pollout (handle_t handle_)
-{
- devpoll_ctl (handle_, POLLREMOVE);
- fd_table [handle_].events |= POLLOUT;
- devpoll_ctl (handle_, fd_table [handle_].events);
-}
-
-void zmq::devpoll_t::reset_pollout (handle_t handle_)
-{
- devpoll_ctl (handle_, POLLREMOVE);
- fd_table [handle_].events &= ~((short) POLLOUT);
- devpoll_ctl (handle_, fd_table [handle_].events);
-}
-
-void zmq::devpoll_t::start ()
-{
- ctx.start_thread (worker, worker_routine, this);
-}
-
-void zmq::devpoll_t::stop ()
-{
- stopping = true;
-}
-
-int zmq::devpoll_t::max_fds ()
-{
- return -1;
-}
-
-void zmq::devpoll_t::loop ()
-{
- while (!stopping) {
-
- struct pollfd ev_buf [max_io_events];
- struct dvpoll poll_req;
-
- for (pending_list_t::size_type i = 0; i < pending_list.size (); i ++)
- fd_table [pending_list [i]].accepted = true;
- pending_list.clear ();
-
- // Execute any due timers.
- int timeout = (int) execute_timers ();
-
- // Wait for events.
- // On Solaris, we can retrieve no more then (OPEN_MAX - 1) events.
- poll_req.dp_fds = &ev_buf [0];
-#if defined ZMQ_HAVE_SOLARIS
- poll_req.dp_nfds = std::min ((int) max_io_events, OPEN_MAX - 1);
-#else
- poll_req.dp_nfds = max_io_events;
-#endif
- poll_req.dp_timeout = timeout ? timeout : -1;
- int n = ioctl (devpoll_fd, DP_POLL, &poll_req);
- if (n == -1 && errno == EINTR)
- continue;
- errno_assert (n != -1);
-
- for (int i = 0; i < n; i ++) {
-
- fd_entry_t *fd_ptr = &fd_table [ev_buf [i].fd];
- if (!fd_ptr->valid || !fd_ptr->accepted)
- continue;
- if (ev_buf [i].revents & (POLLERR | POLLHUP))
- fd_ptr->reactor->in_event ();
- if (!fd_ptr->valid || !fd_ptr->accepted)
- continue;
- if (ev_buf [i].revents & POLLOUT)
- fd_ptr->reactor->out_event ();
- if (!fd_ptr->valid || !fd_ptr->accepted)
- continue;
- if (ev_buf [i].revents & POLLIN)
- fd_ptr->reactor->in_event ();
- }
- }
-}
-
-void zmq::devpoll_t::worker_routine (void *arg_)
-{
- ((devpoll_t*) arg_)->loop ();
-}
-
-#endif