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abortable pop

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This commit is contained in:
badaix 2016-11-09 19:26:10 +01:00
parent 935899b0a2
commit d0c88e2ce0
1 changed files with 9 additions and 9 deletions
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18
common/queue.h
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@ -52,9 +52,7 @@ public:
bool try_pop(T& item, std::chrono::microseconds timeout)
{
std::unique_lock<std::mutex> mlock(mutex_);
if (!cond_.wait_for(mlock, timeout, [this] { return !queue_.empty(); }))
return false;
cond_.wait_for(mlock, timeout);
if (queue_.empty())
return false;
@ -75,15 +73,17 @@ public:
cond_.notify_one();
}
void pop(T& item)
bool pop(T& item)
{
std::unique_lock<std::mutex> mlock(mutex_);
while (queue_.empty())
{
cond_.wait(mlock);
}
item = queue_.front();
cond_.wait(mlock);
if (queue_.empty())
return false;
item = std::move(queue_.front());
queue_.pop();
return true;
}
void push(const T& item)