185 lines
7.4 KiB
CMake
185 lines
7.4 KiB
CMake
# Given a list of components in 'component_paths', filter only paths to the components
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# mentioned in 'components' and return as a list in 'result_paths'
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function(components_get_paths component_paths components result_paths)
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set(result "")
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foreach(path ${component_paths})
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get_filename_component(name "${path}" NAME)
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if("${name}" IN_LIST components)
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list(APPEND result "${name}")
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endif()
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endforeach()
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set("${result_path}" "${result}" PARENT_SCOPE)
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endfunction()
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# Add a component to the build, using the COMPONENT variables defined
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# in the parent
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#
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function(register_component)
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get_filename_component(component_dir ${CMAKE_CURRENT_LIST_FILE} DIRECTORY)
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spaces2list(COMPONENT_SRCS)
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spaces2list(COMPONENT_SRCDIRS)
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spaces2list(COMPONENT_ADD_INCLUDEDIRS)
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spaces2list(COMPONENT_SRCEXCLUDE)
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if(COMPONENT_SRCDIRS)
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# Warn user if both COMPONENT_SRCDIRS and COMPONENT_SRCS are set
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if(COMPONENT_SRCS)
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message(WARNING "COMPONENT_SRCDIRS and COMPONENT_SRCS are both set, COMPONENT_SRCS will be ignored")
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endif()
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set(COMPONENT_SRCS "")
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foreach(dir ${COMPONENT_SRCDIRS})
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get_filename_component(abs_dir ${dir} ABSOLUTE BASE_DIR ${component_dir})
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if(NOT IS_DIRECTORY ${abs_dir})
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message(FATAL_ERROR "${CMAKE_CURRENT_LIST_FILE}: COMPONENT_SRCDIRS entry '${dir}' does not exist")
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endif()
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file(GLOB matches "${abs_dir}/*.c" "${abs_dir}/*.cpp" "${abs_dir}/*.S")
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if(matches)
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list(SORT matches)
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set(COMPONENT_SRCS "${COMPONENT_SRCS};${matches}")
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else()
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message(FATAL_ERROR "${CMAKE_CURRENT_LIST_FILE}: COMPONENT_SRCDIRS entry '${dir}' has no source files")
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endif()
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endforeach()
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endif()
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# Remove COMPONENT_SRCEXCLUDE matches
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foreach(exclude ${COMPONENT_SRCEXCLUDE})
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get_filename_component(exclude "${exclude}" ABSOLUTE ${component_dir})
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foreach(src ${COMPONENT_SRCS})
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get_filename_component(abs_src "${src}" ABSOLUTE ${component_dir})
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if("${exclude}" STREQUAL "${abs_src}") # compare as canonical paths
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list(REMOVE_ITEM COMPONENT_SRCS "${src}")
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endif()
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endforeach()
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endforeach()
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# add as a PUBLIC library (if there are source files) or INTERFACE (if header only)
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if(COMPONENT_SRCS OR embed_binaries)
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add_library(${COMPONENT_TARGET} STATIC ${COMPONENT_SRCS})
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set(include_type PUBLIC)
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set_property(TARGET ${COMPONENT_TARGET} PROPERTY OUTPUT_NAME ${COMPONENT_NAME})
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ldgen_generate_sections_info(${COMPONENT_TARGET})
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else()
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add_library(${COMPONENT_TARGET} INTERFACE) # header-only component
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set(include_type INTERFACE)
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endif()
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# binaries to embed directly in library
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spaces2list(COMPONENT_EMBED_FILES)
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spaces2list(COMPONENT_EMBED_TXTFILES)
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foreach(embed_data ${COMPONENT_EMBED_FILES} ${COMPONENT_EMBED_TXTFILES})
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if(embed_data IN_LIST COMPONENT_EMBED_TXTFILES)
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set(embed_type "TEXT")
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else()
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set(embed_type "BINARY")
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endif()
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target_add_binary_data("${COMPONENT_TARGET}" "${embed_data}" "${embed_type}")
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endforeach()
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# add component public includes
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foreach(include_dir ${COMPONENT_ADD_INCLUDEDIRS})
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get_filename_component(abs_dir ${include_dir} ABSOLUTE BASE_DIR ${component_dir})
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if(NOT IS_DIRECTORY ${abs_dir})
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message(FATAL_ERROR "${CMAKE_CURRENT_LIST_FILE}: "
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"COMPONENT_ADD_INCLUDEDIRS entry '${include_dir}' not found")
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endif()
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target_include_directories(${COMPONENT_TARGET} ${include_type} ${abs_dir})
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endforeach()
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# add component private includes
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foreach(include_dir ${COMPONENT_PRIV_INCLUDEDIRS})
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if(${include_type} STREQUAL INTERFACE)
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message(FATAL_ERROR "${CMAKE_CURRENT_LIST_FILE} "
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"sets no component source files but sets COMPONENT_PRIV_INCLUDEDIRS")
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endif()
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get_filename_component(abs_dir ${include_dir} ABSOLUTE BASE_DIR ${component_dir})
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if(NOT IS_DIRECTORY ${abs_dir})
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message(FATAL_ERROR "${CMAKE_CURRENT_LIST_FILE}: "
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"COMPONENT_PRIV_INCLUDEDIRS entry '${include_dir}' does not exist")
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endif()
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target_include_directories(${COMPONENT_TARGET} PRIVATE ${abs_dir})
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endforeach()
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if(${COMPONENT_NAME} IN_LIST BUILD_TEST_COMPONENTS)
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set_property(TARGET ${IDF_PROJECT_EXECUTABLE} APPEND PROPERTY
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LINK_LIBRARIES "-L${CMAKE_CURRENT_BINARY_DIR}")
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set_property(TARGET ${IDF_PROJECT_EXECUTABLE} APPEND PROPERTY
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LINK_LIBRARIES "-Wl,--whole-archive -l${COMPONENT_NAME} -Wl,--no-whole-archive")
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endif()
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if(COMPONENT_SRCS OR embed_binaries)
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target_include_directories(${COMPONENT_TARGET} PUBLIC ${IDF_INCLUDE_DIRECTORIES})
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target_compile_options(${COMPONENT_TARGET} PUBLIC ${IDF_COMPILE_OPTIONS})
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target_compile_options(${COMPONENT_TARGET} PUBLIC $<$<COMPILE_LANGUAGE:C>:${IDF_C_COMPILE_OPTIONS}>)
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target_compile_options(${COMPONENT_TARGET} PUBLIC $<$<COMPILE_LANGUAGE:CXX>:${IDF_CXX_COMPILE_OPTIONS}>)
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target_compile_definitions(${COMPONENT_TARGET} PUBLIC ${IDF_COMPILE_DEFINITIONS})
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endif()
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if(COMPONENT_ADD_LDFRAGMENTS)
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spaces2list(COMPONENT_ADD_LDFRAGMENTS)
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ldgen_add_fragment_files(${COMPONENT_TARGET} "${COMPONENT_ADD_LDFRAGMENTS}")
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endif()
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set(COMPONENT_TARGET ${COMPONENT_NAME} PARENT_SCOPE)
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endfunction()
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function(register_config_only_component)
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get_filename_component(component_dir ${CMAKE_CURRENT_LIST_FILE} DIRECTORY)
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get_filename_component(component ${component_dir} NAME)
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# No-op for now...
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endfunction()
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function(add_component_dependencies target dep dep_type)
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get_target_property(target_type ${target} TYPE)
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get_target_property(target_imported ${target} IMPORTED)
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if(${target_type} STREQUAL STATIC_LIBRARY OR ${target_type} STREQUAL EXECUTABLE)
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if(TARGET ${dep})
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# Add all compile options exported by dep into target
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target_include_directories(${target} ${dep_type}
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$<TARGET_PROPERTY:${dep},INTERFACE_INCLUDE_DIRECTORIES>)
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target_compile_definitions(${target} ${dep_type}
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$<TARGET_PROPERTY:${dep},INTERFACE_COMPILE_DEFINITIONS>)
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target_compile_options(${target} ${dep_type}
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$<TARGET_PROPERTY:${dep},INTERFACE_COMPILE_OPTIONS>)
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endif()
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endif()
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endfunction()
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function(require_idf_targets)
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if(NOT ${IDF_TARGET} IN_LIST ARGN)
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message(FATAL_ERROR "Component ${COMPONENT_NAME} only supports targets: ${ARGN}")
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endif()
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endfunction()
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# component_compile_options
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#
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# Wrapper around target_compile_options that passes the component name
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function(component_compile_options)
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target_compile_options(${COMPONENT_TARGET} PRIVATE ${ARGV})
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endfunction()
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# component_compile_definitions
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#
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# Wrapper around target_compile_definitions that passes the component name
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function(component_compile_definitions)
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target_compile_definitions(${COMPONENT_TARGET} PRIVATE ${ARGV})
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endfunction()
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# component_get_target
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#
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# Get the library target created for the given component
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function(component_get_target var component)
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get_property(prefix GLOBAL PROPERTY __IDF_COMPONENTS_PREFIX)
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set(${var} ${prefix}_${component} PARENT_SCOPE)
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endfunction()
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