added content to the root dir CMake file

CMakeLists.txt

@@ -0,0 +1,40 @@
+cmake_minimum_required(VERSION 3.20)
+
+# Use the fancy version substitution
+project(cmake-cmocka-template
+    VERSION 1.0
+    DESCRIPTION "template for cmake + cpputest"
+    LANGUAGES   C CXX
+)
+enable_testing()
+
+set(TARGET_GROUP production CACHE STRING "Group to build")
+
+# For being able to used LSP
+set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
+
+# Request C 11 standard features
+set(CMAKE_C_STANDARD 17)
+set(CMAKE_C_STANDARD_REQUIRED True)
+set(CMAKE_C_FLAGS "-Wall -Werror -Wpedantic")
+
+# SETUP THE CXX flags for .cpp
+set(CMAKE_CXX_STANDARD 17)
+set(CMAKE_CXX_STANDARD_REQUIRED True)
+set(CMAKE_CXX_FLAGS "-Wall -Werror -Wpedantic")
+
+
+if(MSVC OR MSYS OR MINGW)
+    message("### SETUP FOR WINDOWS ###")
+    add_definitions(-DWINDOWS)
+else()
+    message("### SETUP FOR UNIX ###")
+    add_definitions(-DUNIX)
+endif()
+
+add_subdirectory(src)
+
+# #######################################
+# PROJECT SPECIFIC 
+# #######################################
+