Modified the main CMakeLists.txt to set the compiler flags for the C++...

Modified the main CMakeLists.txt to set the compiler flags for the C++ compiler instead of the C compiler.
Solved some compilation warnings that appeared.

CMakeLists.txt

@@ -17,8 +17,8 @@ IF (NOT CMAKE_BUILD_TYPE)
  SET(CMAKE_BUILD_TYPE "DEBUG") 
 ENDIF (NOT CMAKE_BUILD_TYPE)
 
-SET(CMAKE_C_FLAGS_DEBUG "-g -Wall")
-SET(CMAKE_C_FLAGS_RELEASE "-O3")
+SET(CMAKE_CXX_FLAGS_DEBUG "-g -Wall")
+SET(CMAKE_CXX_FLAGS_RELEASE "-O3")
 
 ADD_SUBDIRECTORY(src)
 

src/examples/test_threads.cpp

@@ -61,6 +61,7 @@ void *my_thread_function2(void *param)
     i++;
     sleep(1);
   }
+  pthread_exit(NULL);
 }
 
 /// Function with parameters

src/examples/test_threadserver.cpp

@@ -52,6 +52,7 @@ void *my_thread_function1(void *param)
     i++;
     sleep(1);
   }  
+  pthread_exit(NULL);
 }
 
 /**

src/logs/log.h

@@ -233,7 +233,7 @@ class CLog
     template<class T>
     void log_vector(const std::vector<T>& values)
     {
-      int i=0;
+      unsigned int i=0;
 
       this->access.enter();
       this->time_stamp.set();