mirror of
https://github.com/opencv/opencv.git
synced 2024-11-25 19:50:38 +08:00
99 lines
2.7 KiB
C++
99 lines
2.7 KiB
C++
///////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// Copyright (c) 2005, Industrial Light & Magic, a division of Lucas
|
|
// Digital Ltd. LLC
|
|
//
|
|
// All rights reserved.
|
|
//
|
|
// Redistribution and use in source and binary forms, with or without
|
|
// modification, are permitted provided that the following conditions are
|
|
// met:
|
|
// * Redistributions of source code must retain the above copyright
|
|
// notice, this list of conditions and the following disclaimer.
|
|
// * Redistributions in binary form must reproduce the above
|
|
// copyright notice, this list of conditions and the following disclaimer
|
|
// in the documentation and/or other materials provided with the
|
|
// distribution.
|
|
// * Neither the name of Industrial Light & Magic nor the names of
|
|
// its contributors may be used to endorse or promote products derived
|
|
// from this software without specific prior written permission.
|
|
//
|
|
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
//
|
|
///////////////////////////////////////////////////////////////////////////
|
|
|
|
//-----------------------------------------------------------------------------
|
|
//
|
|
// class Thread -- implementation for
|
|
// platforms that support Posix threads
|
|
//
|
|
//-----------------------------------------------------------------------------
|
|
|
|
#include "IlmBaseConfig.h"
|
|
|
|
#if HAVE_PTHREAD
|
|
|
|
#include "IlmThread.h"
|
|
#include "Iex.h"
|
|
#include <assert.h>
|
|
|
|
extern "C"
|
|
{
|
|
typedef void * (* Start) (void *);
|
|
}
|
|
|
|
namespace IlmThread {
|
|
|
|
|
|
bool
|
|
supportsThreads ()
|
|
{
|
|
return true;
|
|
}
|
|
|
|
namespace {
|
|
|
|
void
|
|
threadLoop (void * t)
|
|
{
|
|
return (reinterpret_cast<Thread*>(t))->run();
|
|
}
|
|
|
|
} // namespace
|
|
|
|
|
|
Thread::Thread ()
|
|
{
|
|
// empty
|
|
}
|
|
|
|
|
|
Thread::~Thread ()
|
|
{
|
|
int error = ::pthread_join (_thread, 0);
|
|
assert (error == 0);
|
|
}
|
|
|
|
|
|
void
|
|
Thread::start ()
|
|
{
|
|
if (int error = ::pthread_create (&_thread, 0, Start (threadLoop), this))
|
|
Iex::throwErrnoExc ("Cannot create new thread (%T).", error);
|
|
}
|
|
|
|
|
|
} // namespace IlmThread
|
|
|
|
#endif
|