fsfw/CMakeLists.txt

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CMake
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cmake_minimum_required(VERSION 3.13)
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option(FSFW_GENERATE_SECTIONS
"Generate function and data sections. Required to remove unused code" ON
)
if(FSFW_GENERATE_SECTIONS)
option(FSFW_REMOVE_UNUSED_CODE "Remove unused code" ON)
endif()
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option(FSFW_WARNING_SHADOW_LOCAL_GCC "Enable -Wshadow=local warning in GCC" ON)
# Options to exclude parts of the FSFW from compilation.
option(FSFW_USE_RMAP "Compile with RMAP" ON)
option(FSFW_USE_DATALINKLAYER "Compile with Data Link Layer" ON)
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set(LIB_FSFW_NAME fsfw)
add_library(${LIB_FSFW_NAME})
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set_property(CACHE FSFW_OSAL PROPERTY STRINGS host linux rtems freertos)
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if(NOT CMAKE_CXX_STANDARD)
set(CMAKE_CXX_STANDARD 11)
set(CMAKE_CXX_STANDARD_REQUIRED True)
elseif(${CMAKE_CXX_STANDARD} LESS 11)
message(FATAL_ERROR "Compiling the FSFW requires a minimum of C++11 support")
endif()
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# Backwards comptability
if(OS_FSFW)
message(WARNING "Please pass the FSFW OSAL as FSFW_OSAL instead of OS_FSFW")
set(FSFW_OSAL OS_FSFW)
endif()
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if(NOT FSFW_OSAL)
message(STATUS "No OS for FSFW via FSFW_OSAL set. Assuming host OS")
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# Assume host OS and autodetermine from OS_FSFW
if(UNIX)
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set(FSFW_OSAL "linux"
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CACHE STRING
"OS abstraction layer used in the FSFW"
)
elseif(WIN32)
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set(FSFW_OSAL "host"
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CACHE STRING "OS abstraction layer used in the FSFW"
)
endif()
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endif()
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set(FSFW_OSAL_DEFINITION FSFW_HOST)
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if(FSFW_OSAL MATCHES host)
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set(OS_FSFW_NAME "Host")
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elseif(FSFW_OSAL MATCHES linux)
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set(OS_FSFW_NAME "Linux")
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set(FSFW_OSAL_DEFINITION FSFW_LINUX)
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elseif(FSFW_OSAL MATCHES freertos)
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set(OS_FSFW_NAME "FreeRTOS")
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set(FSFW_OSAL_DEFINITION FSFW_FREERTOS)
target_link_libraries(${LIB_FSFW_NAME} PRIVATE
${LIB_OS_NAME}
)
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elseif(FSFW_OSAL STREQUAL rtems)
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set(OS_FSFW_NAME "RTEMS")
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set(FSFW_OSAL_DEFINITION FSFW_RTEMS)
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else()
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message(WARNING
"Invalid operating system for FSFW specified! Setting to host.."
)
set(OS_FSFW_NAME "Host")
set(OS_FSFW "host")
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endif()
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target_compile_definitions(${LIB_FSFW_NAME} PRIVATE
${FSFW_OSAL_DEFINITION}
)
target_compile_definitions(${LIB_FSFW_NAME} INTERFACE
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${FSFW_OSAL_DEFINITION}
)
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message(STATUS "Compiling FSFW for the ${OS_FSFW_NAME} operating system.")
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add_subdirectory(src)
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# The project CMakeLists file has to set the FSFW_CONFIG_PATH and add it.
# If this is not given, we include the default configuration and emit a warning.
if(NOT FSFW_CONFIG_PATH)
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message(WARNING "Flight Software Framework configuration path not set!")
message(WARNING "Setting default configuration!")
add_subdirectory(defaultcfg/fsfwconfig)
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endif()
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# FSFW might be part of a possibly complicated folder structure, so we
# extract the absolute path of the fsfwconfig folder.
if(IS_ABSOLUTE ${FSFW_CONFIG_PATH})
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set(FSFW_CONFIG_PATH_ABSOLUTE ${FSFW_CONFIG_PATH})
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else()
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get_filename_component(FSFW_CONFIG_PATH_ABSOLUTE
${FSFW_CONFIG_PATH} REALPATH BASE_DIR ${CMAKE_SOURCE_DIR}
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)
endif()
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foreach(INCLUDE_PATH ${FSFW_ADDITIONAL_INC_PATHS})
if(IS_ABSOLUTE ${INCLUDE_PATH})
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set(CURR_ABS_INC_PATH "${INCLUDE_PATH}")
else()
get_filename_component(CURR_ABS_INC_PATH
${INCLUDE_PATH} REALPATH BASE_DIR ${CMAKE_SOURCE_DIR})
endif()
if(CMAKE_VERBOSE)
message(STATUS "FSFW include path: ${CURR_ABS_INC_PATH}")
endif()
list(APPEND FSFW_ADD_INC_PATHS_ABS ${CURR_ABS_INC_PATH})
endforeach()
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if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
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if(NOT DEFINED FSFW_WARNING_FLAGS)
set(FSFW_WARNING_FLAGS
-Wall
-Wextra
-Wimplicit-fallthrough=1
-Wno-unused-parameter
-Wno-psabi
)
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endif()
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if(FSFW_GENERATE_SECTIONS)
target_compile_options(${LIB_FSFW_NAME} PRIVATE
"-ffunction-sections"
"-fdata-sections"
)
endif()
if(FSFW_REMOVE_UNUSED_CODE)
target_link_options(${LIB_FSFW_NAME} PRIVATE
"Wl,--gc-sections"
)
endif()
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if(FSFW_WARNING_SHADOW_LOCAL_GCC)
list(APPEND WARNING_FLAGS "-Wshadow=local")
endif()
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endif()
if(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
set(COMPILER_FLAGS "/permissive-")
endif()
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# Required include paths to compile the FSFW
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target_include_directories(${LIB_FSFW_NAME} INTERFACE
${CMAKE_SOURCE_DIR}
${FSFW_CONFIG_PATH_ABSOLUTE}
${FSFW_ADD_INC_PATHS_ABS}
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)
# Includes path required to compile FSFW itself as well
# We assume that the fsfwconfig folder uses include relative to the project
# root here!
target_include_directories(${LIB_FSFW_NAME} PRIVATE
${CMAKE_SOURCE_DIR}
${FSFW_CONFIG_PATH_ABSOLUTE}
${FSFW_ADD_INC_PATHS_ABS}
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)
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target_compile_options(${LIB_FSFW_NAME} PRIVATE
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${FSFW_WARNING_FLAGS}
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${COMPILER_FLAGS}
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)
target_link_libraries(${LIB_FSFW_NAME} PRIVATE
${FSFW_ADDITIONAL_LINK_LIBS}
)