mirror of
https://github.com/Atmosphere-NX/Atmosphere
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44 lines
1.4 KiB
C++
44 lines
1.4 KiB
C++
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/*
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* Copyright (c) Atmosphère-NX
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stratosphere.hpp>
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#include "os_timeout_helper_impl.os.linux.hpp"
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#include <time.h>
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namespace ams::os::impl {
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void TimeoutHelperImpl::Sleep(TimeSpan tm) {
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/* If asked to sleep for no time, do nothing */
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if (tm == 0) {
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return;
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}
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constexpr s64 NanoSecondsPerSecond = TimeSpan::FromSeconds(1).GetNanoSeconds();
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const s64 ns = tm.GetNanoSeconds();
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struct timespec ts = { .tv_sec = (ns / NanoSecondsPerSecond), .tv_nsec = ns % NanoSecondsPerSecond };
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while (true) {
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const auto ret = ::nanosleep(std::addressof(ts), std::addressof(ts));
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if (ret == 0) {
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break;
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}
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AMS_ASSERT(errno == EINTR);
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}
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}
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}
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