From 172567f6ee168846b41d11ed7b8bd9c1ccbb659b Mon Sep 17 00:00:00 2001
From: Dan Goodliffe <dan@randomdan.homeip.net>
Date: Sun, 22 Aug 2021 13:58:49 +0100
Subject: Wait on specific events being processed

---
 test/semaphore.cpp | 37 -------------------------------------
 1 file changed, 37 deletions(-)
 delete mode 100644 test/semaphore.cpp

(limited to 'test/semaphore.cpp')

diff --git a/test/semaphore.cpp b/test/semaphore.cpp
deleted file mode 100644
index b7e089f..0000000
--- a/test/semaphore.cpp
+++ /dev/null
@@ -1,37 +0,0 @@
-#include "semaphore.h"
-
-#ifndef __cpp_lib_semaphore
-#	include <thread>
-
-semaphore::semaphore(unsigned int v_) : v {v_} { }
-
-void
-semaphore::release(unsigned int n)
-{
-	std::lock_guard lk {m};
-	v += n;
-}
-
-void
-semaphore::acquire()
-{
-	while (!try_dec()) { }
-}
-
-bool
-semaphore::try_dec()
-{
-	m.lock();
-	if (v) {
-		v--;
-		m.unlock();
-		return true;
-	}
-	else {
-		m.unlock();
-		std::this_thread::sleep_for(std::chrono::milliseconds(100));
-		return false;
-	}
-}
-
-#endif
-- 
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