author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Tue, 02 Feb 2010 02:01:42 +0200 | |
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permissions | -rw-r--r-- |
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/* |
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Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). All rights reserved. |
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|
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Redistribution and use in source and binary forms, with or without |
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modification, are permitted provided that the following conditions are met: |
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|
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* Redistributions of source code must retain the above copyright notice, this |
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list of conditions and the following disclaimer. |
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* Redistributions in binary form must reproduce the above copyright notice, |
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this list of conditions and the following disclaimer in the documentation |
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and/or other materials provided with the distribution. |
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* Neither the name of Nokia Corporation nor the names of its contributors |
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may be used to endorse or promote products derived from this software |
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without specific prior written permission. |
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|
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
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FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
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SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
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CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
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OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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* Description: |
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* |
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*/ |
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#include <boost/config.hpp> |
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#if defined(BOOST_MSVC) |
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#pragma warning(disable: 4786) // identifier truncated in debug info |
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#pragma warning(disable: 4710) // function not inlined |
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#pragma warning(disable: 4711) // function selected for automatic inline expansion |
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#pragma warning(disable: 4514) // unreferenced inline removed |
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#endif |
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|
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// |
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// shared_ptr_mt_test.cpp - tests shared_ptr with multiple threads |
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// |
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// Copyright (c) 2002 Peter Dimov and Multi Media Ltd. |
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// |
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// Distributed under the Boost Software License, Version 1.0. (See |
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// accompanying file LICENSE_1_0.txt or copy at |
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// http://www.boost.org/LICENSE_1_0.txt) |
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// |
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#include <boost/shared_ptr.hpp> |
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#include <boost/bind.hpp> |
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#include <vector> |
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#include <memory> |
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#include <stdexcept> |
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#include <cstdio> |
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#include <ctime> |
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#include <string> |
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#ifdef __SYMBIAN32__ |
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#include "std_log_result.h" |
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#define LOG_FILENAME_LINE __FILE__, __LINE__ |
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#endif |
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// 'portable' thread framework |
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class abstract_thread |
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{ |
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public: |
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virtual ~abstract_thread() {} |
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virtual void run() = 0; |
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}; |
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#if !defined(BOOST_HAS_PTHREADS) && defined(BOOST_HAS_WINTHREADS) |
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char const * title = "Using Windows threads"; |
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#include <windows.h> |
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#include <process.h> |
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typedef HANDLE pthread_t; |
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unsigned __stdcall common_thread_routine(void * pv) |
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{ |
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abstract_thread * pt = static_cast<abstract_thread *>(pv); |
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pt->run(); |
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delete pt; |
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return 0; |
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} |
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int pthread_create(pthread_t * thread, void const *, unsigned (__stdcall * start_routine) (void*), void* arg) |
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{ |
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HANDLE h = (HANDLE)_beginthreadex(0, 0, start_routine, arg, 0, 0); |
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if(h != 0) |
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{ |
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*thread = h; |
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return 0; |
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} |
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else |
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{ |
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return 1; // return errno; |
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} |
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} |
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int pthread_join(pthread_t thread, void ** /*value_ptr*/) |
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{ |
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::WaitForSingleObject(thread, INFINITE); |
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::CloseHandle(thread); |
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return 0; |
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} |
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#else |
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char const * title = "Using POSIX threads"; |
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#include <pthread.h> |
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extern "C" void * common_thread_routine(void * pv) |
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{ |
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abstract_thread * pt = static_cast<abstract_thread *>(pv); |
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pt->run(); |
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delete pt; |
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return 0; |
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} |
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|
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#endif |
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// |
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template<class F> class thread: public abstract_thread |
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{ |
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public: |
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explicit thread(F f): f_(f) |
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{ |
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} |
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void run() |
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{ |
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f_(); |
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} |
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|
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private: |
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|
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F f_; |
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}; |
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|
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template<class F> pthread_t createThread(F f) |
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{ |
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std::auto_ptr<abstract_thread> p(new thread<F>(f)); |
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pthread_t r; |
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if(pthread_create(&r, 0, common_thread_routine, p.get()) == 0) |
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{ |
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p.release(); |
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return r; |
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} |
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throw std::runtime_error("createThread failed."); |
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} |
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|
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// |
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#ifdef __SYMBIAN32__ |
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int const n = 1024; |
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#else |
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int const n = 1024 * 1024; |
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#endif |
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void test(boost::shared_ptr<int> const & pi) |
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{ |
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std::vector< boost::shared_ptr<int> > v; |
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for(int i = 0; i < n; ++i) |
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{ |
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v.push_back(pi); |
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} |
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} |
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int const m = 16; // threads |
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int main() |
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{ |
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std_log(LOG_FILENAME_LINE,"[Test Case for shared_ptr_mt_test]"); |
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using namespace std; // printf, clock_t, clock |
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printf("%s: %d threads, %d iterations: ", title, m, n); |
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boost::shared_ptr<int> pi(new int(42)); |
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clock_t t = clock(); |
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pthread_t a[m]; |
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for(int i = 0; i < m; ++i) |
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{ |
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a[i] = createThread( boost::bind(test, pi) ); |
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} |
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for(int j = 0; j < m; ++j) |
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{ |
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pthread_join(a[j], 0); |
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} |
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t = clock() - t; |
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printf("\n\n%.3f seconds.\n", static_cast<double>(t) / CLK_TCK); |
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#ifdef __SYMBIAN32__ |
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std_log(LOG_FILENAME_LINE,"Result : Passed"); |
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std_log(LOG_FILENAME_LINE,"[End Test Case ]"); |
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#endif |
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testResultXml("shared_ptr_mt_test"); |
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close_log_file(); |
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return 0; |
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} |