fixed clang tidy warnings

Author: FlorianReimold

ecal/dynamic_threadpool/dynamic_threadpool/src/dynamic_threadpool.cpp

@@ -18,9 +18,13 @@
 */
 
 #include <dynamic_threadpool/dynamic_threadpool.h>
-
 #include "dynamic_threadpool_impl.h"
 
+#include <cstddef>
+#include <functional>
+#include <memory>
+
+
 DynamicThreadPool::DynamicThreadPool()
   : impl(std::make_unique<DynamicThreadPoolImpl>())
 {}

ecal/dynamic_threadpool/dynamic_threadpool/src/dynamic_threadpool_impl.cpp

@@ -20,6 +20,10 @@
 #include "dynamic_threadpool_impl.h"
 
 #include <cassert>
+#include <cstddef>
+#include <functional>
+#include <mutex>
+#include <thread>
 
 DynamicThreadPoolImpl::DynamicThreadPoolImpl()
 {}

ecal/dynamic_threadpool/tests/src/dynamic_threadpool_test.cpp

@@ -17,14 +17,15 @@
  * ========================= eCAL LICENSE =================================
 */
 
-#include <gtest/gtest.h>
-
 #include <dynamic_threadpool/dynamic_threadpool.h>
 
+#include <gtest/gtest.h>
 #include "atomic_signalable.h"
 
-#include <thread>
 #include <chrono>
+#include <cstddef>
+#include <memory>
+#include <thread>
 
 TEST(DynamicThreadpool, CreateAndDelete)
 {
@@ -226,7 +227,7 @@ TEST(DynamicThreadPool, Shutdown)
   thread_pool.Shutdown();
 
   // Test that adding another task now fails
-  bool success = thread_pool.Post([&finished_tasks, delay]()
+  bool const success = thread_pool.Post([&finished_tasks, delay]()
                                   {
                                       std::this_thread::sleep_for(delay);
                                       finished_tasks++;