{Ninja-Shell}
Home
Info
Upload
Command
View /etc/passwd
cPanel Reset Password
Filename: //usr/include/node/libplatform/libplatform.h
// Copyright 2014 the V8 project authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. #ifndef V8_LIBPLATFORM_LIBPLATFORM_H_ #define V8_LIBPLATFORM_LIBPLATFORM_H_ #include <memory> #include "libplatform/libplatform-export.h" #include "libplatform/v8-tracing.h" #include "v8-platform.h" // NOLINT(build/include_directory) #include "v8config.h" // NOLINT(build/include_directory) namespace v8 { namespace platform { enum class IdleTaskSupport { kDisabled, kEnabled }; enum class InProcessStackDumping { kDisabled, kEnabled }; enum class MessageLoopBehavior : bool { kDoNotWait = false, kWaitForWork = true }; /** * Returns a new instance of the default v8::Platform implementation. * * The caller will take ownership of the returned pointer. |thread_pool_size| * is the number of worker threads to allocate for background jobs. If a value * of zero is passed, a suitable default based on the current number of * processors online will be chosen. * If |idle_task_support| is enabled then the platform will accept idle * tasks (IdleTasksEnabled will return true) and will rely on the embedder * calling v8::platform::RunIdleTasks to process the idle tasks. * If |tracing_controller| is nullptr, the default platform will create a * v8::platform::TracingController instance and use it. */ V8_PLATFORM_EXPORT std::unique_ptr<v8::Platform> NewDefaultPlatform( int thread_pool_size = 0, IdleTaskSupport idle_task_support = IdleTaskSupport::kDisabled, InProcessStackDumping in_process_stack_dumping = InProcessStackDumping::kDisabled, std::unique_ptr<v8::TracingController> tracing_controller = {}); /** * The same as NewDefaultPlatform but disables the worker thread pool. * It must be used with the --single-threaded V8 flag. */ V8_PLATFORM_EXPORT std::unique_ptr<v8::Platform> NewSingleThreadedDefaultPlatform( IdleTaskSupport idle_task_support = IdleTaskSupport::kDisabled, InProcessStackDumping in_process_stack_dumping = InProcessStackDumping::kDisabled, std::unique_ptr<v8::TracingController> tracing_controller = {}); /** * Returns a new instance of the default v8::JobHandle implementation. * * The job will be executed by spawning up to |num_worker_threads| many worker * threads on the provided |platform| with the given |priority|. */ V8_PLATFORM_EXPORT std::unique_ptr<v8::JobHandle> NewDefaultJobHandle( v8::Platform* platform, v8::TaskPriority priority, std::unique_ptr<v8::JobTask> job_task, size_t num_worker_threads); /** * Pumps the message loop for the given isolate. * * The caller has to make sure that this is called from the right thread. * Returns true if a task was executed, and false otherwise. If the call to * PumpMessageLoop is nested within another call to PumpMessageLoop, only * nestable tasks may run. Otherwise, any task may run. Unless requested through * the |behavior| parameter, this call does not block if no task is pending. The * |platform| has to be created using |NewDefaultPlatform|. */ V8_PLATFORM_EXPORT bool PumpMessageLoop( v8::Platform* platform, v8::Isolate* isolate, MessageLoopBehavior behavior = MessageLoopBehavior::kDoNotWait); /** * Runs pending idle tasks for at most |idle_time_in_seconds| seconds. * * The caller has to make sure that this is called from the right thread. * This call does not block if no task is pending. The |platform| has to be * created using |NewDefaultPlatform|. */ V8_PLATFORM_EXPORT void RunIdleTasks(v8::Platform* platform, v8::Isolate* isolate, double idle_time_in_seconds); /** * Attempts to set the tracing controller for the given platform. * * The |platform| has to be created using |NewDefaultPlatform|. * */ V8_DEPRECATE_SOON("Access the DefaultPlatform directly") V8_PLATFORM_EXPORT void SetTracingController( v8::Platform* platform, v8::platform::tracing::TracingController* tracing_controller); /** * Notifies the given platform about the Isolate getting deleted soon. Has to be * called for all Isolates which are deleted - unless we're shutting down the * platform. * * The |platform| has to be created using |NewDefaultPlatform|. * */ V8_PLATFORM_EXPORT void NotifyIsolateShutdown(v8::Platform* platform, Isolate* isolate); } // namespace platform } // namespace v8 #endif // V8_LIBPLATFORM_LIBPLATFORM_H_
./Ninja\.