Handout

sync/semaphore.cc

@@ -0,0 +1,16 @@
+#include "./semaphore.h"
+
+#include "../interrupt/guard.h"
+#include "../thread/thread.h"
+
+Semaphore::Semaphore(unsigned c) { (void)c; }
+
+Thread **Semaphore::thread_link(Thread &obj, unsigned link_index) {
+  (void)obj;
+  (void)link_index;
+  return nullptr;
+}
+
+void Semaphore::p(Vault &vault) { (void)vault; }
+
+void Semaphore::v(Vault &vault) { (void)vault; }