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/*
Copyright (c) 2010-2011 250bpm s.r.o.
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 "thread.hpp"
#include "err.hpp"
#include "platform.hpp"
#ifdef ZMQ_HAVE_WINDOWS
extern "C"
{
#if defined _WIN32_WCE
static DWORD thread_routine (LPVOID arg_)
#else
static unsigned int __stdcall thread_routine (void *arg_)
#endif
{
zmq::thread_t *self = (zmq::thread_t*) arg_;
self->tfn (self->arg);
return 0;
}
}
void zmq::thread_t::start (thread_fn *tfn_, void *arg_)
{
tfn = tfn_;
arg =arg_;
#if defined WINCE
descriptor = (HANDLE) CreateThread (NULL, 0,
&::thread_routine, this, 0 , NULL);
#else
descriptor = (HANDLE) _beginthreadex (NULL, 0,
&::thread_routine, this, 0 , NULL);
#endif
win_assert (descriptor != NULL);
}
void zmq::thread_t::stop ()
{
DWORD rc = WaitForSingleObject (descriptor, INFINITE);
win_assert (rc != WAIT_FAILED);
BOOL rc2 = CloseHandle (descriptor);
win_assert (rc2 != 0);
}
#else
#include <signal.h>
extern "C"
{
static void *thread_routine (void *arg_)
{
#if !defined ZMQ_HAVE_OPENVMS && !defined ZMQ_HAVE_ANDROID
// Following code will guarantee more predictable latencies as it'll
// disallow any signal handling in the I/O thread.
sigset_t signal_set;
int rc = sigfillset (&signal_set);
errno_assert (rc == 0);
rc = pthread_sigmask (SIG_BLOCK, &signal_set, NULL);
posix_assert (rc);
#endif
zmq::thread_t *self = (zmq::thread_t*) arg_;
self->tfn (self->arg);
return NULL;
}
}
void zmq::thread_t::start (thread_fn *tfn_, void *arg_)
{
tfn = tfn_;
arg =arg_;
int rc = pthread_create (&descriptor, NULL, thread_routine, this);
posix_assert (rc);
}
void zmq::thread_t::stop ()
{
int rc = pthread_join (descriptor, NULL);
posix_assert (rc);
}
#endif
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