[cpp] Fix root project build and dependencies.

cpp/patterns/CMakeLists.txt

@@ -14,6 +14,7 @@ project(
     DESCRIPTION "A project for practicing various design patterns in C++"
     LANGUAGES   CXX
 )
+message(STATUS "[Klips] Configuring example: ${PROJECT_NAME}")
 
 set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin)
 

cpp/patterns/abstract-factory/CMakeLists.txt

@@ -13,6 +13,7 @@ project(
     DESCRIPTION "An example of the abstract factory design pattern in C++"
     LANGUAGES   CXX
 )
+message(STATUS "[Klips] Configuring example: ${PROJECT_NAME}")
 add_compile_options("-Wall")
 
 add_executable(

cpp/patterns/adapter/CMakeLists.txt

@@ -14,6 +14,7 @@ project(
     DESCRIPTION "An example of the adapter design pattern in C++"
     LANGUAGES   CXX
 )
+message(STATUS "[Klips] Configuring example: ${PROJECT_NAME}")
 add_compile_options("-Wall")
 
 add_executable(

cpp/patterns/adapter/adapter.hpp

@@ -2,6 +2,7 @@
 #ifndef ADAPTER_HPP
 #define ADAPTER_HPP
 
+#include <ctime>
 #include <random>
 
 // Target implementation to adapt to a new interface

cpp/patterns/bridge/CMakeLists.txt

@@ -14,6 +14,7 @@ project(
     DESCRIPTION "An example of the bridge design pattern in C++"
     LANGUAGES   CXX
 )
+message(STATUS "[Klips] Configuring example: ${PROJECT_NAME}")
 add_compile_options("-Wall")
 
 add_executable(

cpp/patterns/factory/CMakeLists.txt

@@ -14,6 +14,7 @@ project(
     DESCRIPTION "An example of the factory design pattern in C++"
     LANGUAGES   CXX
 )
+message(STATUS "[Klips] Configuring example: ${PROJECT_NAME}")
 add_compile_options("-Wall")
 
 add_executable(

cpp/patterns/observer/CMakeLists.txt

@@ -14,6 +14,7 @@ project(
     DESCRIPTION "An example of the state design pattern in C++"
     LANGUAGES   CXX
 )
+message(STATUS "[Klips] Configuring example: ${PROJECT_NAME}")
 add_compile_options("-Wall")
 
 add_executable(

cpp/patterns/prototype/CMakeLists.txt

@@ -14,6 +14,7 @@ project(
     DESCRIPTION "An example of the prototype design pattern in C++"
     LANGUAGES   CXX
 )
+message(STATUS "[Klips] Configuring example: ${PROJECT_NAME}")
 add_compile_options("-Wall")
 
 add_executable(

cpp/patterns/singleton/CMakeLists.txt

@@ -14,6 +14,7 @@ project(
     DESCRIPTION "An example of the singleton design pattern in C++"
     LANGUAGES   CXX
 )
+message(STATUS "[Klips] Configuring example: ${PROJECT_NAME}")
 
 add_executable(
     patterns-singleton main.cpp

cpp/patterns/state/CMakeLists.txt

@@ -14,6 +14,7 @@ project(
     DESCRIPTION "An example of the state design pattern in C++"
     LANGUAGES   CXX
 )
+message(STATUS "[Klips] Configuring example: ${PROJECT_NAME}")
 add_compile_options("-Wall")
 
 add_executable(

cpp/patterns/visitor/CMakeLists.txt

@@ -14,6 +14,7 @@ project(
     DESCRIPTION "An example of the visitor design pattern in C++"
     LANGUAGES   CXX
 )
+message(STATUS "[Klips] Configuring example: ${PROJECT_NAME}")
 add_compile_options("-Wall")
 
 add_executable(