Fixing CMake for Fast-DDS use as submodule (#3136)

Signed-off-by: Miguel Barro <[email protected]>

Signed-off-by: Miguel Barro <[email protected]>

Author: MiguelBarro

src/cpp/CMakeLists.txt

@@ -396,8 +396,8 @@ if(NOT CMAKE_ATOMIC_LIB)
 endif()
 
 try_run(SM_RUN_RESULT SM_COMPILE_RESULT
-        "${CMAKE_CURRENT_BINARY_DIR}/shmtest"
-        "${CMAKE_SOURCE_DIR}/cmake/modules/check_shared_mutex_priority.cpp"
+        "${PROJECT_BINARY_DIR}/shmtest"
+        "${PROJECT_SOURCE_DIR}/cmake/modules/check_shared_mutex_priority.cpp"
         LINK_LIBRARIES ${CMAKE_THREAD_LIBS_INIT} ${CMAKE_ATOMIC_LIB}
         RUN_OUTPUT_VARIABLE SM_RUN_OUTPUT)
 
@@ -520,8 +520,8 @@ if(MSVC OR MSVC_IDE)
 
         # replace the values in the manifest template
         configure_file(
-            "${CMAKE_SOURCE_DIR}/cmake/packaging/windows/fastrtps.manifest.in"
-            "${CMAKE_CURRENT_BINARY_DIR}/fastrtps.manifest"
+            "${PROJECT_SOURCE_DIR}/cmake/packaging/windows/fastrtps.manifest.in"
+            "${PROJECT_BINARY_DIR}/fastrtps.manifest"
             @ONLY
             )