tailscale/syncs/mutex.go
Brad Fitzpatrick 74ed589042 syncs: add means of declare locking assumptions for debug mode validation
Updates #17852

Change-Id: I42a64a990dcc8f708fa23a516a40731a19967aba
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2025-11-26 13:04:28 -08:00

24 lines
610 B
Go

// Copyright (c) Tailscale Inc & AUTHORS
// SPDX-License-Identifier: BSD-3-Clause
//go:build !ts_mutex_debug
package syncs
import "sync"
// Mutex is an alias for sync.Mutex.
//
// It's only not a sync.Mutex when built with the ts_mutex_debug build tag.
type Mutex = sync.Mutex
// RWMutex is an alias for sync.RWMutex.
//
// It's only not a sync.RWMutex when built with the ts_mutex_debug build tag.
type RWMutex = sync.RWMutex
// RequiresMutex declares the caller assumes it has the given
// mutex held. In non-debug builds, it's a no-op and compiles to
// nothing.
func RequiresMutex(mu *sync.Mutex) {}