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52 lines
1.4 KiB
C++
52 lines
1.4 KiB
C++
// Copyright 2014 The Crashpad Authors. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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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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#include "util/misc/clock.h"
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#include <time.h>
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#include "base/logging.h"
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#include "base/posix/eintr_wrapper.h"
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#include "build/build_config.h"
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namespace {
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const uint64_t kNanosecondsPerSecond = 1E9;
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} // namespace
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namespace crashpad {
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#if !defined(OS_MACOSX)
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uint64_t ClockMonotonicNanoseconds() {
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timespec now;
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int rv = clock_gettime(CLOCK_MONOTONIC, &now);
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DPCHECK(rv == 0) << "clock_gettime";
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return now.tv_sec * kNanosecondsPerSecond + now.tv_nsec;
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}
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#endif
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void SleepNanoseconds(uint64_t nanoseconds) {
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timespec sleep_time;
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sleep_time.tv_sec = nanoseconds / kNanosecondsPerSecond;
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sleep_time.tv_nsec = nanoseconds % kNanosecondsPerSecond;
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int rv = HANDLE_EINTR(nanosleep(&sleep_time, &sleep_time));
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DPCHECK(rv == 0) << "nanosleep";
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}
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} // namespace crashpad
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