userver
C++ Async Framework
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task_processor_fwd.hpp
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#
pragma
once
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/// @file
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/// @brief @copybrief engine::TaskProcessor
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#
include
<
cstdint
>
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#
include
<
functional
>
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/// @file userver/engine/task/task_processor_fwd.hpp
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/// @brief Manages tasks execution on OS threads.
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USERVER_NAMESPACE_BEGIN
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/// Asynchronous engine primitives
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namespace
engine {
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/// @brief Manages tasks execution on OS threads.
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///
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/// To create a task processor add its configuration to the "task_processors"
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/// section of the components::ManagerControllerComponent static configuration.
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class
TaskProcessor;
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/// @brief Get approximate count of ready-to-run tasks on the `task_processor`
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std::size_t
GetQueueSize
(
const
TaskProcessor& task_processor);
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/// @brief Register a function that runs on all threads on task processor
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/// creation. Used for pre-initializing thread_local variables with heavy
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/// constructors (constructor that does blocking system calls, file access,
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/// ...):
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///
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/// @note It is a low-level function. You might not want to use it.
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void
RegisterThreadStartedHook
(std::function<
void
()>);
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}
// namespace engine
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USERVER_NAMESPACE_END
userver
engine
task
task_processor_fwd.hpp
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