From e645fc2693acc796304498909786b7b47005b429 Mon Sep 17 00:00:00 2001
From: Martin Lucina <martin@lucina.net>
Date: Mon, 23 Jan 2012 08:53:35 +0100
Subject: Imported Upstream version 2.1.3

---
 src/reaper.cpp | 121 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 121 insertions(+)
 create mode 100644 src/reaper.cpp

(limited to 'src/reaper.cpp')

diff --git a/src/reaper.cpp b/src/reaper.cpp
new file mode 100644
index 0000000..d3ebbba
--- /dev/null
+++ b/src/reaper.cpp
@@ -0,0 +1,121 @@
+/*
+    Copyright (c) 2007-2011 iMatix Corporation
+    Copyright (c) 2007-2011 Other contributors as noted in the AUTHORS file
+
+    This file is part of 0MQ.
+
+    0MQ is free software; you can redistribute it and/or modify it under
+    the terms of the GNU Lesser General Public License as published by
+    the Free Software Foundation; either version 3 of the License, or
+    (at your option) any later version.
+
+    0MQ 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;
+    alloc_assert (poller);
+
+    mailbox_handle = poller->add_fd (mailbox.get_fd (), this);
+    poller->set_pollin (mailbox_handle);
+}
+
+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) {
+
+        //  Get the next command. If there is none, exit.
+        command_t cmd;
+        int rc = mailbox.recv (&cmd, false);
+        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 id_)
+{
+    zmq_assert (false);
+}
+
+void zmq::reaper_t::process_stop ()
+{
+    terminating = true;
+
+    //  If there are no sockets beig 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);
+
+    //  Start termination of associated I/O object hierarchy.
+    socket_->terminate ();
+    socket_->check_destroy ();
+
+    ++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 ();
+    }
+}
-- 
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