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#pragma once
#include <functional>
#include <queue>
#include <vector>
#include <thread>
#include <mutex>
using namespace std;
class Scheduler {
struct Job {
function<void()> callback;
Job(const function<void()> callback)
: callback(callback) {}
};
queue<Job*> jobs;
bool terminateFlag = false;
mutex commMut;
vector<thread> workers;
void workerEntry();
public:
const int nthreads;
Scheduler(int nthreads);
~Scheduler();
// func is run in child thread
// doneCallback is run in host thread
void submit(const function<void()> &func);
void finish();
};
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