| 1 | #include <boost/thread.hpp>
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| 2 | #include <assert.h>
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| 3 | #include <iostream>
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| 4 | #include <stdlib.h>
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| 5 | #include <unistd.h>
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| 6 |
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| 7 | boost::mutex mtx;
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| 8 | boost::condition_variable cv;
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| 9 |
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| 10 | int main()
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| 11 | {
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| 12 | while(1) {
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| 13 | for (int i=0; i<3; ++i) {
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| 14 | const time_t wait_time = ::time(0)+1;
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| 15 |
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| 16 | boost::mutex::scoped_lock lk(mtx);
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| 17 | const bool res = cv.timed_wait(lk, boost::posix_time::from_time_t(wait_time));
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| 18 | const time_t end_time = ::time(0);
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| 19 | assert(end_time >= wait_time);
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| 20 | std::cerr << "OK\n";
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| 21 | }
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| 22 | const long s = random() % 100000;
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| 23 | std::cerr << "switch, sleep " << s << " ms\n";
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| 24 | usleep(s);
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| 25 | }
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| 26 | }
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