Update CMakeLists.txt

Author: flagarde

CMakeLists.txt

@@ -38,6 +38,11 @@ if(NOT ${CMAKE_PROJECT_NAME} STREQUAL ${PROJECT_NAME})
   else()
     set(CPM_RELEASE TRUE)
   endif()
+  # Trick to use the find_package
+  configure_file(
+    "${CMAKE_CURRENT_SOURCE_DIR}/cmake/CPM.cmake" "${CMAKE_CURRENT_BINARY_DIR}/CPM.cmake" COPYONLY
+  )
+  set(CPM_DIR "${CMAKE_CURRENT_BINARY_DIR}")
   include(cmake/CPM.cmake)
 endif()