52 lines
1.6 KiB
C++
52 lines
1.6 KiB
C++
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/*
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* Licensed under the Apache License Version 2.0 with LLVM Exceptions
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* https://llvm.org/LICENSE.txt
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <unifex/delay.hpp>
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#include <unifex/for_each.hpp>
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#include <unifex/range_stream.hpp>
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#include <unifex/single.hpp>
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#include <unifex/stop_immediately.hpp>
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#include <unifex/take_until.hpp>
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#include <unifex/thread_unsafe_event_loop.hpp>
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#include <unifex/typed_via_stream.hpp>
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#include <chrono>
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#include <cstdio>
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#include <optional>
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using namespace unifex;
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using namespace std::chrono;
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int main() {
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thread_unsafe_event_loop eventLoop;
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std::printf("starting\n");
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auto startTime = steady_clock::now();
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[[maybe_unused]] std::optional<unit> result =
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eventLoop.sync_wait(for_each(
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take_until(
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stop_immediately<int>(
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delay(range_stream{0, 100}, eventLoop.get_scheduler(), 50ms)),
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single(schedule_after(eventLoop.get_scheduler(), 500ms))),
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[startTime](int value) {
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auto ms = duration_cast<milliseconds>(steady_clock::now() - startTime);
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std::printf("[%i ms] %i\n", (int)ms.count(), value);
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}));
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return 0;
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}
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