2010-05-12 03:42:16 +08:00
|
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
//
|
2010-05-12 05:36:01 +08:00
|
|
|
// The LLVM Compiler Infrastructure
|
2010-05-12 03:42:16 +08:00
|
|
|
//
|
|
|
|
// This file is distributed under the University of Illinois Open Source
|
|
|
|
// License. See LICENSE.TXT for details.
|
|
|
|
//
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
|
|
|
|
// <condition_variable>
|
|
|
|
|
|
|
|
// void
|
|
|
|
// notify_all_at_thread_exit(condition_variable& cond, unique_lock<mutex> lk);
|
|
|
|
|
|
|
|
#include <condition_variable>
|
2010-09-04 05:46:37 +08:00
|
|
|
#include <mutex>
|
|
|
|
#include <thread>
|
|
|
|
#include <chrono>
|
2010-05-12 03:42:16 +08:00
|
|
|
#include <cassert>
|
|
|
|
|
2010-09-04 05:46:37 +08:00
|
|
|
std::condition_variable cv;
|
|
|
|
std::mutex mut;
|
|
|
|
|
|
|
|
typedef std::chrono::milliseconds ms;
|
|
|
|
typedef std::chrono::high_resolution_clock Clock;
|
|
|
|
|
|
|
|
void func()
|
|
|
|
{
|
|
|
|
std::unique_lock<std::mutex> lk(mut);
|
|
|
|
std::notify_all_at_thread_exit(cv, std::move(lk));
|
|
|
|
std::this_thread::sleep_for(ms(300));
|
|
|
|
}
|
|
|
|
|
2010-05-12 03:42:16 +08:00
|
|
|
int main()
|
|
|
|
{
|
2010-09-04 05:46:37 +08:00
|
|
|
std::unique_lock<std::mutex> lk(mut);
|
|
|
|
std::thread(func).detach();
|
|
|
|
Clock::time_point t0 = Clock::now();
|
|
|
|
cv.wait(lk);
|
|
|
|
Clock::time_point t1 = Clock::now();
|
|
|
|
assert(t1-t0 > ms(250));
|
2010-05-12 03:42:16 +08:00
|
|
|
}
|