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-rw-r--r--test/semaphore.cpp37
1 files changed, 0 insertions, 37 deletions
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