| # Finds (or builds) the ELF2UF2 executable |
| # |
| # This will define the following variables |
| # |
| # ELF2UF2_FOUND |
| # |
| # and the following imported targets |
| # |
| # ELF2UF2 |
| # |
| |
| if (NOT ELF2UF2_FOUND) |
| # todo we would like to use pckgconfig to look for it first |
| # see https://pabloariasal.github.io/2018/02/19/its-time-to-do-cmake-right/ |
| |
| include(ExternalProject) |
| |
| set(ELF2UF2_SOURCE_DIR ${PICO_SDK_PATH}/tools/elf2uf2) |
| set(ELF2UF2_BINARY_DIR ${CMAKE_BINARY_DIR}/elf2uf2) |
| |
| set(ELF2UF2_BUILD_TARGET ELF2UF2Build) |
| set(ELF2UF2_TARGET ELF2UF2) |
| |
| if (NOT TARGET ${ELF2UF2_BUILD_TARGET}) |
| message("ELF2UF2 will need to be built") |
| ExternalProject_Add(${ELF2UF2_BUILD_TARGET} |
| PREFIX elf2uf2 SOURCE_DIR ${ELF2UF2_SOURCE_DIR} |
| BINARY_DIR ${ELF2UF2_BINARY_DIR} |
| BUILD_ALWAYS 1 # force dependency checking |
| INSTALL_COMMAND "" |
| ) |
| endif() |
| |
| set(ELF2UF2_EXECUTABLE ${ELF2UF2_BINARY_DIR}/elf2uf2) |
| if(NOT TARGET ${ELF2UF2_TARGET}) |
| add_executable(${ELF2UF2_TARGET} IMPORTED) |
| endif() |
| set_property(TARGET ${ELF2UF2_TARGET} PROPERTY IMPORTED_LOCATION |
| ${ELF2UF2_EXECUTABLE}) |
| |
| add_dependencies(${ELF2UF2_TARGET} ${ELF2UF2_BUILD_TARGET}) |
| set(ELF2UF2_FOUND 1) |
| endif() |
