1// Copyright 2017 The Go Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style 3// license that can be found in the LICENSE file. 4 5//go:build !windows 6 7package runtime 8 9// osRelaxMinNS is the number of nanoseconds of idleness to tolerate 10// without performing an osRelax. Since osRelax may reduce the 11// precision of timers, this should be enough larger than the relaxed 12// timer precision to keep the timer error acceptable. 13const osRelaxMinNS = 0 14 15var haveHighResSleep = true 16 17// osRelax is called by the scheduler when transitioning to and from 18// all Ps being idle. 19func osRelax(relax bool) {} 20 21// enableWER is called by setTraceback("wer"). 22// Windows Error Reporting (WER) is only supported on Windows. 23func enableWER() {} 24 25// winlibcall is not implemented on non-Windows systems, 26// but it is used in non-OS-specific parts of the runtime. 27// Define it as an empty struct to avoid wasting stack space. 28type winlibcall struct{} 29