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-rw-r--r--signal.go71
1 files changed, 0 insertions, 71 deletions
diff --git a/signal.go b/signal.go
deleted file mode 100644
index 606da52..0000000
--- a/signal.go
+++ /dev/null
@@ -1,71 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0
- *
- * Copyright (C) 2017-2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- */
-
-package main
-
-func signalSend(s chan<- struct{}) {
- select {
- case s <- struct{}{}:
- default:
- }
-}
-
-type Signal struct {
- enabled AtomicBool
- C chan struct{}
-}
-
-func NewSignal() (s Signal) {
- s.C = make(chan struct{}, 1)
- s.Enable()
- return
-}
-
-func (s *Signal) Close() {
- close(s.C)
-}
-
-func (s *Signal) Disable() {
- s.enabled.Set(false)
- s.Clear()
-}
-
-func (s *Signal) Enable() {
- s.enabled.Set(true)
-}
-
-/* Unblock exactly one listener
- */
-func (s *Signal) Send() {
- if s.enabled.Get() {
- select {
- case s.C <- struct{}{}:
- default:
- }
- }
-}
-
-/* Clear the signal if already fired
- */
-func (s Signal) Clear() {
- select {
- case <-s.C:
- default:
- }
-}
-
-/* Unblocks all listeners (forever)
- */
-func (s Signal) Broadcast() {
- if s.enabled.Get() {
- close(s.C)
- }
-}
-
-/* Wait for the signal
- */
-func (s Signal) Wait() chan struct{} {
- return s.C
-}