pico-sdk/cmake/pico_pre_load_platform.cmake
Andrew Scheller 115eae7c66
Add scripts to extract PICO_CMAKE_CONFIG and PICO_BUILD_DEFINE entries (#1708)
Tidy up a couple of PICO_CMAKE_CONFIG and PICO_BUILD_DEFINE entries
2024-06-04 19:59:28 -05:00

30 lines
1.4 KiB
CMake

# PICO_CMAKE_CONFIG: PICO_PLATFORM, platform to build for e.g. rp2040/host, type=string, default=rp2040 or environment value, group=build
if (DEFINED ENV{PICO_PLATFORM} AND (NOT PICO_PLATFORM))
set(PICO_PLATFORM $ENV{PICO_PLATFORM})
message("Using PICO_PLATFORM from environment ('${PICO_PLATFORM}')")
else()
if (NOT PICO_PLATFORM)
set(PICO_PLATFORM "rp2040")
pico_message("Defaulting PICO_PLATFORM to ${PICO_PLATFORM} since not specified.")
else()
message("PICO platform is ${PICO_PLATFORM}.")
endif()
endif ()
set(PICO_PLATFORM ${PICO_PLATFORM} CACHE STRING "PICO Build platform (e.g. rp2040, host)")
# PICO_CMAKE_CONFIG: PICO_CMAKE_PRELOAD_PLATFORM_FILE, custom CMake file to use to set up the platform environment, type=string, group=build
set(PICO_CMAKE_PRELOAD_PLATFORM_FILE "" CACHE INTERNAL "")
set(PICO_CMAKE_PRELOAD_PLATFORM_DIR "${CMAKE_CURRENT_LIST_DIR}/preload/platforms" CACHE INTERNAL "")
if (NOT PICO_CMAKE_PRELOAD_PLATFORM_FILE)
set(PICO_CMAKE_PRELOAD_PLATFORM_FILE ${PICO_CMAKE_PRELOAD_PLATFORM_DIR}/${PICO_PLATFORM}.cmake CACHE INTERNAL "")
endif ()
if (NOT EXISTS "${PICO_CMAKE_PRELOAD_PLATFORM_FILE}")
message(FATAL_ERROR "${PICO_CMAKE_PRELOAD_PLATFORM_FILE} does not exist. \
Either specify a valid PICO_PLATFORM (or PICO_CMAKE_PRELOAD_PLATFORM_FILE).")
endif ()
include(${PICO_CMAKE_PRELOAD_PLATFORM_FILE})