github.com/cockroachdb/cockroach@v20.2.0-alpha.1+incompatible/pkg/util/race_off.go (about)

     1  // Copyright 2017 The Cockroach Authors.
     2  //
     3  // Use of this software is governed by the Business Source License
     4  // included in the file licenses/BSL.txt.
     5  //
     6  // As of the Change Date specified in that file, in accordance with
     7  // the Business Source License, use of this software will be governed
     8  // by the Apache License, Version 2.0, included in the file
     9  // licenses/APL.txt.
    10  
    11  // +build !race
    12  
    13  package util
    14  
    15  // RaceEnabled is true if CockroachDB was built with the race build tag.
    16  const RaceEnabled = false
    17  
    18  // EnableRacePreemptionPoints enables goroutine preemption points declared with
    19  // RacePreempt for builds using the race build tag.
    20  func EnableRacePreemptionPoints() func() { return func() {} }
    21  
    22  // RacePreempt adds a goroutine preemption point if CockroachDB was built with
    23  // the race build tag and preemption points have been enabled. The function is a
    24  // no-op (and should be optimized out through dead code elimination) if the race
    25  // build tag was not used.
    26  func RacePreempt() {}