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// { dg-do run }
// { dg-options "-pthread" }
// { dg-require-effective-target c++14 }
// { dg-require-effective-target pthread }
// { dg-require-gthreads "" }
// Copyright (C) 2019-2023 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.
// This library 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 General Public License for more details.
// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING3. If not see
// <http://www.gnu.org/licenses/>.
#include <shared_mutex>
#include <thread>
#include <system_error>
#include <testsuite_hooks.h>
#include <slow_clock.h>
template <typename clock_type>
void test()
{
typedef std::shared_timed_mutex mutex_type;
try
{
mutex_type m;
m.lock();
bool b;
std::thread t([&] {
try
{
using namespace std::chrono;
const auto timeout = 100ms;
{
const auto start = clock_type::now();
const auto b = m.try_lock_until(start + timeout);
const auto t = clock_type::now() - start;
VERIFY( !b );
VERIFY( t >= timeout );
}
{
const auto start = clock_type::now();
const auto b = m.try_lock_shared_until(start + timeout);
const auto t = clock_type::now() - start;
VERIFY( !b );
VERIFY( t >= timeout );
}
}
catch (const std::system_error& e)
{
VERIFY( false );
}
});
t.join();
m.unlock();
}
catch (const std::system_error& e)
{
VERIFY( false );
}
catch (...)
{
VERIFY( false );
}
}
int main()
{
test<std::chrono::system_clock>();
test<std::chrono::steady_clock>();
test<__gnu_test::slow_clock>();
}
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