forked from boostorg/smart_ptr
43 lines
972 B
C++
43 lines
972 B
C++
// Copyright 2018, 2020 Peter Dimov
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// Distributed under the Boost Software License, Version 1.0.
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// https://www.boost.org/LICENSE_1_0.txt)
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#include <boost/smart_ptr/detail/spinlock.hpp>
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#include <boost/smart_ptr/detail/lightweight_thread.hpp>
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#include <boost/bind/bind.hpp>
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#include <boost/core/lightweight_test.hpp>
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static int count = 0;
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static boost::detail::spinlock sp = BOOST_DETAIL_SPINLOCK_INIT;
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void f( int n )
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{
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for( int i = 0; i < n; ++i )
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{
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boost::detail::spinlock::scoped_lock lock( sp );
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++count;
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}
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}
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int main()
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{
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int const N = 100000; // iterations
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int const M = 8; // threads
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boost::detail::lw_thread_t th[ M ] = {};
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for( int i = 0; i < M; ++i )
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{
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boost::detail::lw_thread_create( th[ i ], boost::bind( f, N ) );
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}
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for( int i = 0; i < M; ++i )
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{
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boost::detail::lw_thread_join( th[ i ] );
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}
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BOOST_TEST_EQ( count, N * M );
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return boost::report_errors();
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}
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