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1. Added test

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2. Fixes
This commit is contained in:
gabi
2014-01-25 15:52:10 +02:00
parent 3e88d785c0
commit df56bb775a
13 changed files with 326 additions and 151 deletions
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52
include/c11log/details/blocking_queue.h
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@@ -21,17 +21,16 @@ public:
using size_type = typename queue_t::size_type;
using clock = std::chrono::system_clock;
explicit blocking_queue(size_type max_size) :_max_size(max_size), _q()
explicit blocking_queue(size_type max_size) :max_size_(max_size), q_()
{}
blocking_queue(const blocking_queue&) = delete;
blocking_queue& operator=(const blocking_queue&) = delete;
blocking_queue& operator=(const blocking_queue&) volatile = delete;
blocking_queue& operator=(const blocking_queue&) = delete;
~blocking_queue() = default;
size_type size()
{
std::lock_guard<std::mutex> lock(_mutex);
return _q.size();
std::lock_guard<std::mutex> lock(mutex_);
return q_.size();
}
// Push copy of item into the back of the queue.
@@ -40,17 +39,17 @@ public:
template<class Duration_Rep, class Duration_Period>
bool push(const T& item, const std::chrono::duration<Duration_Rep, Duration_Period>& timeout)
{
std::unique_lock<std::mutex> ul(_mutex);
if (_q.size() >= _max_size)
std::unique_lock<std::mutex> ul(mutex_);
if (q_.size() >= max_size_)
{
if (!_item_popped_cond.wait_until(ul, clock::now() + timeout, [this]() { return this->_q.size() < this->_max_size; }))
if (!item_popped_cond_.wait_until(ul, clock::now() + timeout, [this]() { return this->q_.size() < this->max_size_; }))
return false;
}
_q.push(item);
if (_q.size() <= 1)
q_.push(item);
if (q_.size() <= 1)
{
ul.unlock(); //So the notified thread will have better chance to accuire the lock immediatly..
_item_pushed_cond.notify_one();
item_pushed_cond_.notify_one();
}
return true;
}
@@ -68,18 +67,18 @@ public:
template<class Duration_Rep, class Duration_Period>
bool pop(T& item, const std::chrono::duration<Duration_Rep, Duration_Period>& timeout)
{
std::unique_lock<std::mutex> ul(_mutex);
if (_q.empty())
std::unique_lock<std::mutex> ul(mutex_);
if (q_.empty())
{
if (!_item_pushed_cond.wait_until(ul, clock::now() + timeout, [this]() { return !this->_q.empty(); }))
if (!item_pushed_cond_.wait_until(ul, clock::now() + timeout, [this]() { return !this->q_.empty(); }))
return false;
}
item = _q.front();
_q.pop();
if (_q.size() >= _max_size - 1)
item = q_.front();
q_.pop();
if (q_.size() >= max_size_ - 1)
{
ul.unlock(); //So the notified thread will have better chance to accuire the lock immediatly..
_item_popped_cond.notify_one();
item_popped_cond_.notify_one();
}
return true;
}
@@ -91,12 +90,19 @@ public:
while (!pop(item, std::chrono::hours::max()));
}
// Clear the queue
void clear()
{
T item;
while (pop(item, std::chrono::milliseconds(0)));
}
private:
size_type _max_size;
std::queue<T> _q;
std::mutex _mutex;
std::condition_variable _item_pushed_cond;
std::condition_variable _item_popped_cond;
size_type max_size_;
std::queue<T> q_;
std::mutex mutex_;
std::condition_variable item_pushed_cond_;
std::condition_variable item_popped_cond_;
};
}
}