kopia lustrzana https://github.com/espressif/esp-idf
54 wiersze
2.2 KiB
CMake
54 wiersze
2.2 KiB
CMake
idf_build_get_property(target IDF_TARGET)
|
|
idf_build_get_property(sdkconfig_header SDKCONFIG_HEADER)
|
|
idf_build_get_property(config_dir CONFIG_DIR)
|
|
|
|
file(MAKE_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/ld")
|
|
|
|
# Cmake script that generates linker script from "*.ld.in" scripts using compiler preprocessor
|
|
set(linker_script_generator "${CMAKE_CURRENT_BINARY_DIR}/ld/linker_script_generator.cmake")
|
|
file(WRITE ${linker_script_generator}
|
|
[=[
|
|
execute_process(COMMAND "${CC}" "-C" "-P" "-x" "c" "-E" "-I" "${CONFIG_DIR}" "-I" "${LD_DIR}" "${SOURCE}"
|
|
RESULT_VARIABLE RET_CODE
|
|
OUTPUT_VARIABLE PREPROCESSED_LINKER_SCRIPT
|
|
ERROR_VARIABLE ERROR_VAR)
|
|
if(RET_CODE AND NOT RET_CODE EQUAL 0)
|
|
message(FATAL_ERROR "Can't generate ${TARGET}\nRET_CODE: ${RET_CODE}\nERROR_MESSAGE: ${ERROR_VAR}")
|
|
endif()
|
|
string(REPLACE "\\n" "\n" TEXT "${PREPROCESSED_LINKER_SCRIPT}")
|
|
file(WRITE "${TARGET}" "${TEXT}")
|
|
]=])
|
|
|
|
set(target_folder "${target}")
|
|
|
|
function(preprocess_linker_file name_in name_out out_path)
|
|
set(script_in "${CMAKE_CURRENT_LIST_DIR}/${target_folder}/${name_in}")
|
|
set(script_out "${CMAKE_CURRENT_BINARY_DIR}/ld/${name_out}")
|
|
set(${out_path} ${script_out} PARENT_SCOPE)
|
|
|
|
add_custom_command(
|
|
OUTPUT ${script_out}
|
|
COMMAND ${CMAKE_COMMAND}
|
|
"-DCC=${CMAKE_C_COMPILER}"
|
|
"-DSOURCE=${script_in}"
|
|
"-DTARGET=${script_out}"
|
|
"-DCONFIG_DIR=${config_dir}"
|
|
"-DLD_DIR=${CMAKE_CURRENT_LIST_DIR}"
|
|
-P "${linker_script_generator}"
|
|
MAIN_DEPENDENCY ${script_in}
|
|
DEPENDS ${sdkconfig_header}
|
|
COMMENT "Generating ${script_out} linker script..."
|
|
VERBATIM)
|
|
add_custom_target("${name_out}" DEPENDS "${script_out}")
|
|
add_dependencies(${COMPONENT_LIB} "${name_out}")
|
|
endfunction()
|
|
|
|
# Generate memory.ld
|
|
preprocess_linker_file("memory.ld.in" "memory.ld" ld_out_path)
|
|
target_linker_script(${COMPONENT_LIB} INTERFACE "${ld_out_path}")
|
|
|
|
# Generate sections.ld.in and pass it through linker script generator
|
|
preprocess_linker_file("sections.ld.in" "sections.ld.in" ld_out_path)
|
|
target_linker_script(${COMPONENT_LIB} INTERFACE "${ld_out_path}"
|
|
PROCESS "${CMAKE_CURRENT_BINARY_DIR}/ld/sections.ld")
|