github.com/gramework/gramework@v1.8.1-0.20231027140105-82555c9057f5/nanotime.go (about)

     1  // Copyright 2017-present Kirill Danshin and Gramework contributors
     2  // Copyright 2019-present Highload LTD (UK CN: 11893420)
     3  //
     4  // Licensed under the Apache License, Version 2.0 (the "License");
     5  // you may not use this file except in compliance with the License.
     6  // You may obtain a copy of the License at
     7  //
     8  //     http://www.apache.org/licenses/LICENSE-2.0
     9  //
    10  
    11  package gramework
    12  
    13  import (
    14  	_ "unsafe" // required to use //go:linkname
    15  )
    16  
    17  // Nanotime is monotonic time provider.
    18  func Nanotime() int64 {
    19  	return nanotime()
    20  }
    21  
    22  //go:noescape
    23  //go:linkname nanotime runtime.nanotime
    24  func nanotime() int64