goid.go raw

   1  // Copyright 2020 The gVisor Authors.
   2  //
   3  // Licensed under the Apache License, Version 2.0 (the "License");
   4  // you may not use this file except in compliance with the License.
   5  // You may obtain a copy of the License at
   6  //
   7  //     http://www.apache.org/licenses/LICENSE-2.0
   8  //
   9  // Unless required by applicable law or agreed to in writing, software
  10  // distributed under the License is distributed on an "AS IS" BASIS,
  11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12  // See the License for the specific language governing permissions and
  13  // limitations under the License.
  14  
  15  // Package goid provides the Get function.
  16  package goid
  17  
  18  import (
  19  	_ "runtime" // For facts in assembly files.
  20  )
  21  
  22  // goid returns the current goid, it is defined in assembly.
  23  func goid() int64
  24  
  25  // Get returns the ID of the current goroutine.
  26  func Get() int64 {
  27  	return goid()
  28  }
  29