2009-02-16 18:07:11 -07:00
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// Copyright 2009 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package time
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import (
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2009-12-15 16:41:46 -07:00
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"os"
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"syscall"
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2009-02-16 18:07:11 -07:00
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)
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2009-12-24 14:24:00 -07:00
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// Sleep pauses the current goroutine for at least ns nanoseconds. Higher resolution
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// sleeping may be provided by syscall.Nanosleep on some operating systems.
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2010-02-04 14:09:02 -07:00
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func Sleep(ns int64) os.Error {
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// TODO(cw): use monotonic-time once it's available
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t := Nanoseconds()
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end := t + ns
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for t < end {
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errno := syscall.Sleep(end - t)
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if errno != 0 && errno != syscall.EINTR {
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return os.NewSyscallError("sleep", errno)
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}
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t = Nanoseconds()
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}
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return nil
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}
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