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// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
#ifndef RUST_SCHED_LAUNCHER_H
#define RUST_SCHED_LAUNCHER_H
#include "sync/rust_thread.h"
#include "rust_sched_driver.h"
#include "rust_kernel.h"
#include "rust_sched_loop.h"
class rust_sched_launcher : public kernel_owned<rust_sched_launcher> {
public:
rust_kernel *kernel;
private:
rust_sched_loop sched_loop;
private:
// private and undefined to disable copying
rust_sched_launcher(const rust_sched_launcher& rhs);
rust_sched_launcher& operator=(const rust_sched_launcher& rhs);
protected:
rust_sched_driver driver;
public:
rust_sched_launcher(rust_scheduler *sched, int id, bool killed);
virtual ~rust_sched_launcher() { }
virtual void start() = 0;
virtual void join() = 0;
rust_sched_loop *get_loop() { return &sched_loop; }
};
class rust_thread_sched_launcher
:public rust_sched_launcher,
private rust_thread {
public:
rust_thread_sched_launcher(rust_scheduler *sched, int id, bool killed);
virtual void start() { rust_thread::start(); }
virtual void join() { rust_thread::join(); }
virtual void run() { driver.start_main_loop(); }
};
class rust_manual_sched_launcher : public rust_sched_launcher {
public:
rust_manual_sched_launcher(rust_scheduler *sched, int id, bool killed);
virtual void start() { }
virtual void join() { }
rust_sched_driver *get_driver() { return &driver; };
};
class rust_sched_launcher_factory {
public:
virtual ~rust_sched_launcher_factory() { }
virtual rust_sched_launcher *
create(rust_scheduler *sched, int id, bool killed) = 0;
};
class rust_thread_sched_launcher_factory
: public rust_sched_launcher_factory {
public:
virtual rust_sched_launcher *create(rust_scheduler *sched, int id,
bool killed);
};
class rust_manual_sched_launcher_factory
: public rust_sched_launcher_factory {
private:
rust_manual_sched_launcher *launcher;
public:
rust_manual_sched_launcher_factory() : launcher(NULL) { }
virtual rust_sched_launcher *create(rust_scheduler *sched, int id,
bool killed);
rust_sched_driver *get_driver() {
assert(launcher != NULL);
return launcher->get_driver();
}
};
#endif // RUST_SCHED_LAUNCHER_H
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