Run clang-format

source/listing_4.11.cpp

@@ -1,18 +1,18 @@
+#include <chrono>
 #include <condition_variable>
 #include <mutex>
-#include <chrono>
 std::condition_variable cv;
 bool done;
 std::mutex m;
-bool wait_loop()
+bool
+wait_loop()
 {
-    auto const timeout= std::chrono::steady_clock::now()+
-        std::chrono::milliseconds(500);
-    std::unique_lock<std::mutex> lk(m);
-    while(!done)
-    {
-        if(cv.wait_until(lk,timeout)==std::cv_status::timeout)
-            break;
-    }
-    return done;
+  auto const timeout =
+      std::chrono::steady_clock::now() + std::chrono::milliseconds(500);
+  std::unique_lock<std::mutex> lk(m);
+  while (!done) {
+    if (cv.wait_until(lk, timeout) == std::cv_status::timeout)
+      break;
+  }
+  return done;
 }