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authorReinUsesLisp <reinuseslisp@airmail.cc>2021-03-23 01:00:48 +0100
committerReinUsesLisp <reinuseslisp@airmail.cc>2021-07-09 00:00:39 +0200
commitf28dd32275c1feba4854abad30ff5e21a7b39440 (patch)
tree8cb51136e8bcd03418ce71878cc0e7478606ff25 /src
parentMerge pull request #6539 from lat9nq/default-setting (diff)
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Diffstat (limited to 'src')
-rw-r--r--src/common/thread_worker.cpp9
-rw-r--r--src/common/thread_worker.h2
2 files changed, 11 insertions, 0 deletions
diff --git a/src/common/thread_worker.cpp b/src/common/thread_worker.cpp
index 8f9bf447a..745918c7e 100644
--- a/src/common/thread_worker.cpp
+++ b/src/common/thread_worker.cpp
@@ -29,6 +29,10 @@ ThreadWorker::ThreadWorker(std::size_t num_workers, const std::string& name) {
}
task = std::move(requests.front());
requests.pop();
+
+ if (requests.empty()) {
+ wait_condition.notify_one();
+ }
}
task();
@@ -55,4 +59,9 @@ void ThreadWorker::QueueWork(std::function<void()>&& work) {
condition.notify_one();
}
+void ThreadWorker::WaitForRequests() {
+ std::unique_lock lock{queue_mutex};
+ wait_condition.wait(lock, [this] { return stop || requests.empty(); });
+}
+
} // namespace Common
diff --git a/src/common/thread_worker.h b/src/common/thread_worker.h
index f1859971f..7a6756eb5 100644
--- a/src/common/thread_worker.h
+++ b/src/common/thread_worker.h
@@ -18,12 +18,14 @@ public:
explicit ThreadWorker(std::size_t num_workers, const std::string& name);
~ThreadWorker();
void QueueWork(std::function<void()>&& work);
+ void WaitForRequests();
private:
std::vector<std::thread> threads;
std::queue<std::function<void()>> requests;
std::mutex queue_mutex;
std::condition_variable condition;
+ std::condition_variable wait_condition;
std::atomic_bool stop{};
};