# The following lines of boilerplate have to be in your project's CMakeLists # in this exact order for cmake to work correctly cmake_minimum_required(VERSION 3.16) list(APPEND EXTRA_COMPONENT_DIRS "$ENV{IDF_PATH}/examples/storage/sd_card/sdmmc/components/sd_card") set(COMPONENTS main) include($ENV{IDF_PATH}/tools/cmake/project.cmake) project(sd_card)