rt-thread-official/bsp/raspberry-pico/libraries/pico-sdk/pico_sdk_init.cmake

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CMake
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2021-01-28 19:59:31 +08:00
# Initialize the PICO SDK
# This file must be included prior to the project() call
if (_PICO_SDK_INIT)
return()
endif ()
set(_PICO_SDK_INIT 1)
function(pico_is_top_level_project VAR)
string(TOLOWER ${CMAKE_CURRENT_LIST_DIR} __list_dir)
string(TOLOWER ${CMAKE_SOURCE_DIR} __source_dir)
if (__source_dir STREQUAL __list_dir)
set(${VAR} 1 PARENT_SCOPE)
else()
set(${VAR} 0 PARENT_SCOPE)
endif()
endfunction()
if (NOT PICO_SDK_PATH)
set(PICO_SDK_PATH ${CMAKE_CURRENT_LIST_DIR})
endif ()
get_filename_component(PICO_SDK_PATH "${PICO_SDK_PATH}" REALPATH BASE_DIR "${CMAKE_BINARY_DIR}")
set(PICO_SDK_PATH ${CMAKE_CURRENT_LIST_DIR} CACHE PATH "Path to the Pico SDK" FORCE)
list(APPEND CMAKE_MODULE_PATH ${PICO_SDK_PATH}/cmake)
include(${CMAKE_CURRENT_LIST_DIR}/pico_sdk_version.cmake)
include(pico_utils)
message("Pico SDK is located at ${CMAKE_CURRENT_LIST_DIR}")
include(pico_pre_load_platform)
# todo perhaps this should be included by the platform instead?
# We want to configure correct toolchain prior to project load
include(pico_pre_load_toolchain)
macro(pico_sdk_init)
if (NOT CMAKE_PROJECT_NAME)
message(WARNING "pico_sdk_init() should be called after the project is created (and languages added)")
endif()
add_subdirectory(${PICO_SDK_PATH} pico_sdk)
endmacro()
macro(add_sub_list_dirs var)
foreach(LIST_DIR IN LISTS ${var})
get_filename_component(SHORT_NAME "${LIST_DIR}" NAME)
message("Including custom CMakeLists.txt ${SHORT_NAME}")
add_subdirectory(${LIST_DIR} ${SHORT_NAME})
endforeach()
endmacro()