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84 lines
3.7 KiB
84 lines
3.7 KiB
# This is a copy of <PICO_SDK_PATH>/external/pico_sdk_import.cmake |
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# This can be dropped into an external project to help locate this SDK |
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# It should be include()ed prior to project() |
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if (DEFINED ENV{PICO_SDK_PATH} AND (NOT PICO_SDK_PATH)) |
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set(PICO_SDK_PATH $ENV{PICO_SDK_PATH}) |
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message("Using PICO_SDK_PATH from environment ('${PICO_SDK_PATH}')") |
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endif () |
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if (DEFINED ENV{PICO_SDK_FETCH_FROM_GIT} AND (NOT PICO_SDK_FETCH_FROM_GIT)) |
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set(PICO_SDK_FETCH_FROM_GIT $ENV{PICO_SDK_FETCH_FROM_GIT}) |
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message("Using PICO_SDK_FETCH_FROM_GIT from environment ('${PICO_SDK_FETCH_FROM_GIT}')") |
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endif () |
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if (DEFINED ENV{PICO_SDK_FETCH_FROM_GIT_PATH} AND (NOT PICO_SDK_FETCH_FROM_GIT_PATH)) |
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set(PICO_SDK_FETCH_FROM_GIT_PATH $ENV{PICO_SDK_FETCH_FROM_GIT_PATH}) |
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message("Using PICO_SDK_FETCH_FROM_GIT_PATH from environment ('${PICO_SDK_FETCH_FROM_GIT_PATH}')") |
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endif () |
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if (DEFINED ENV{PICO_SDK_FETCH_FROM_GIT_TAG} AND (NOT PICO_SDK_FETCH_FROM_GIT_TAG)) |
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set(PICO_SDK_FETCH_FROM_GIT_TAG $ENV{PICO_SDK_FETCH_FROM_GIT_TAG}) |
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message("Using PICO_SDK_FETCH_FROM_GIT_TAG from environment ('${PICO_SDK_FETCH_FROM_GIT_TAG}')") |
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endif () |
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if (PICO_SDK_FETCH_FROM_GIT AND NOT PICO_SDK_FETCH_FROM_GIT_TAG) |
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set(PICO_SDK_FETCH_FROM_GIT_TAG "master") |
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message("Using master as default value for PICO_SDK_FETCH_FROM_GIT_TAG") |
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endif() |
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set(PICO_SDK_PATH "${PICO_SDK_PATH}" CACHE PATH "Path to the Raspberry Pi Pico SDK") |
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set(PICO_SDK_FETCH_FROM_GIT "${PICO_SDK_FETCH_FROM_GIT}" CACHE BOOL "Set to ON to fetch copy of SDK from git if not otherwise locatable") |
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set(PICO_SDK_FETCH_FROM_GIT_PATH "${PICO_SDK_FETCH_FROM_GIT_PATH}" CACHE FILEPATH "location to download SDK") |
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set(PICO_SDK_FETCH_FROM_GIT_TAG "${PICO_SDK_FETCH_FROM_GIT_TAG}" CACHE FILEPATH "release tag for SDK") |
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if (NOT PICO_SDK_PATH) |
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if (PICO_SDK_FETCH_FROM_GIT) |
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include(FetchContent) |
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set(FETCHCONTENT_BASE_DIR_SAVE ${FETCHCONTENT_BASE_DIR}) |
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if (PICO_SDK_FETCH_FROM_GIT_PATH) |
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get_filename_component(FETCHCONTENT_BASE_DIR "${PICO_SDK_FETCH_FROM_GIT_PATH}" REALPATH BASE_DIR "${CMAKE_SOURCE_DIR}") |
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endif () |
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# GIT_SUBMODULES_RECURSE was added in 3.17 |
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if (${CMAKE_VERSION} VERSION_GREATER_EQUAL "3.17.0") |
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FetchContent_Declare( |
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pico_sdk |
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GIT_REPOSITORY https://github.com/raspberrypi/pico-sdk |
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GIT_TAG ${PICO_SDK_FETCH_FROM_GIT_TAG} |
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GIT_SUBMODULES_RECURSE FALSE |
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) |
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else () |
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FetchContent_Declare( |
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pico_sdk |
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GIT_REPOSITORY https://github.com/raspberrypi/pico-sdk |
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GIT_TAG ${PICO_SDK_FETCH_FROM_GIT_TAG} |
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) |
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endif () |
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if (NOT pico_sdk) |
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message("Downloading Raspberry Pi Pico SDK") |
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FetchContent_Populate(pico_sdk) |
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set(PICO_SDK_PATH ${pico_sdk_SOURCE_DIR}) |
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endif () |
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set(FETCHCONTENT_BASE_DIR ${FETCHCONTENT_BASE_DIR_SAVE}) |
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else () |
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message(FATAL_ERROR |
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"SDK location was not specified. Please set PICO_SDK_PATH or set PICO_SDK_FETCH_FROM_GIT to on to fetch from git." |
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) |
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endif () |
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endif () |
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get_filename_component(PICO_SDK_PATH "${PICO_SDK_PATH}" REALPATH BASE_DIR "${CMAKE_BINARY_DIR}") |
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if (NOT EXISTS ${PICO_SDK_PATH}) |
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message(FATAL_ERROR "Directory '${PICO_SDK_PATH}' not found") |
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endif () |
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set(PICO_SDK_INIT_CMAKE_FILE ${PICO_SDK_PATH}/pico_sdk_init.cmake) |
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if (NOT EXISTS ${PICO_SDK_INIT_CMAKE_FILE}) |
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message(FATAL_ERROR "Directory '${PICO_SDK_PATH}' does not appear to contain the Raspberry Pi Pico SDK") |
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endif () |
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set(PICO_SDK_PATH ${PICO_SDK_PATH} CACHE PATH "Path to the Raspberry Pi Pico SDK" FORCE) |
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include(${PICO_SDK_INIT_CMAKE_FILE})
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