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if (NOT TARGET _family_support_marker)
add_library(_family_support_marker INTERFACE)
if (NOT FAMILY)
message(FATAL_ERROR "You must set a FAMILY variable for the build (e.g. rp2040, eps32s2, esp32s3). You can do this via -DFAMILY=xxx on the camke command line")
endif()
if (NOT EXISTS ${CMAKE_CURRENT_LIST_DIR}/${FAMILY}/family.cmake)
message(FATAL_ERROR "Family '${FAMILY}' is not known/supported")
endif()
function(family_filter RESULT DIR)
get_filename_component(DIR ${DIR} ABSOLUTE BASE_DIR ${CMAKE_CURRENT_SOURCE_DIR})
file(GLOB ONLYS "${DIR}/.only.MCU_*")
if (ONLYS)
foreach(MCU IN LISTS FAMILY_MCUS)
if (EXISTS ${DIR}/.only.MCU_${MCU})
set(${RESULT} 1 PARENT_SCOPE)
return()
endif()
endforeach()
else()
foreach(MCU IN LISTS FAMILY_MCUS)
if (EXISTS ${DIR}/.skip.MCU_${MCU})
set(${RESULT} 0 PARENT_SCOPE)
return()
endif()
endforeach()
endif()
set(${RESULT} 1 PARENT_SCOPE)
endfunction()
function(family_add_subdirectory DIR)
family_filter(SHOULD_ADD "${DIR}")
if (SHOULD_ADD)
add_subdirectory(${DIR})
endif()
endfunction()
function(family_get_project_name OUTPUT_NAME DIR)
get_filename_component(SHORT_NAME ${DIR} NAME)
set(${OUTPUT_NAME} ${TINYUSB_FAMILY_PROJECT_NAME_PREFIX}${SHORT_NAME} PARENT_SCOPE)
endfunction()
function(family_initialize_project PROJECT DIR)
family_filter(ALLOWED "${DIR}")
if (NOT ALLOWED)
get_filename_component(SHORT_NAME ${DIR} NAME)
message(FATAL_ERROR "${SHORT_NAME} is not supported on FAMILY=${FAMILY}")
endif()
endfunction()
# configure an executable target to link to tinyusb in device mode, and add the board implementation
function(family_configure_device_example TARGET)
# default implentation is empty, the function should be redefined in the FAMILY/family.cmake
endfunction()
# configure an executable target to link to tinyusb in host mode, and add the board implementation
function(family_configure_host_example TARGET)
# default implentation is empty, the function should be redefined in the FAMILY/family.cmake
endfunction()
include(${CMAKE_CURRENT_LIST_DIR}/${FAMILY}/family.cmake)
if (NOT FAMILY_MCUS)
set(FAMILY_MCUS ${FAMILY})
endif()
# save it in case of re-inclusion
set(FAMILY_MCUS ${FAMILY_MCUS} CACHE INTERNAL "")
endif()
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