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exectos/sdk/cmake/functions.cmake
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Ensure correct argument parsing when passing source file to compiler
2026-04-02 10:07:06 +02:00

229 lines
9.6 KiB
CMake

# This function enables the addition of ASM compiler switches
function(add_compiler_asmflags FLAGS)
if(NOT ${ARGC} EQUAL 1)
message(FATAL_ERROR "Invalid number of arguments passed to add_compiler_asmflags() function")
endif()
set(CMAKE_ASM_FLAGS "${CMAKE_ASM_FLAGS} ${FLAGS}" PARENT_SCOPE)
endfunction()
# This function enables the addition of C compiler switches
function(add_compiler_cflags FLAGS)
if(NOT ${ARGC} EQUAL 1)
message(FATAL_ERROR "Invalid number of arguments passed to add_compiler_cflags() function")
endif()
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${FLAGS}" PARENT_SCOPE)
endfunction()
# This function enables the addition of C/C++ compilers switches
function(add_compiler_ccxxflags FLAGS)
if(NOT ${ARGC} EQUAL 1)
message(FATAL_ERROR "Invalid number of arguments passed to add_compiler_ccxxflags() function")
endif()
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${FLAGS}" PARENT_SCOPE)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${FLAGS}" PARENT_SCOPE)
endfunction()
# This function enables the addition of C++ compiler switches
function(add_compiler_cxxflags FLAGS)
if(NOT ${ARGC} EQUAL 1)
message(FATAL_ERROR "Invalid number of arguments passed to add_compiler_cxxflags() function")
endif()
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${FLAGS}" PARENT_SCOPE)
endfunction()
# This function enables the addition of ASM/C/C++ compilers switches
function(add_compiler_flags FLAGS)
if(NOT ${ARGC} EQUAL 1)
message(FATAL_ERROR "Invalid number of arguments passed to add_compiler_flags() function")
endif()
set(CMAKE_ASM_FLAGS "${CMAKE_ASM_FLAGS} ${FLAGS}" PARENT_SCOPE)
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${FLAGS}" PARENT_SCOPE)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${FLAGS}" PARENT_SCOPE)
endfunction()
# This function enables the addition of linker switches
function(add_linker_flags FLAGS)
if(NOT ${ARGC} EQUAL 1)
message(FATAL_ERROR "Invalid number of arguments passwd to add_linker_flags() function")
endif()
foreach(TYPE EXE MODULE SHARED)
set(CMAKE_${TYPE}_LINKER_FLAGS "${CMAKE_${TYPE}_LINKER_FLAGS} ${FLAGS}" PARENT_SCOPE)
endforeach()
endfunction()
# This function enabled the addition of linker switches for specified module
function(add_module_linker_flags MODULE FLAGS)
if(NOT ${ARGC} EQUAL 2)
message(FATAL_ERROR "Invalid number of arguments passwd to add_module_linker_flags() function")
endif()
set_module_property(${MODULE} LINK_FLAGS ${FLAGS})
endfunction()
# This function compiles XT Assembly Development Kit
function(generate_xtadk TARGET_NAME SOURCE_FILES)
# Define the absolute destination path for the generated header file
set(HEADER_OUTPUT "${EXECTOS_BINARY_DIR}/sdk/includes/${TARGET_NAME}.h")
get_filename_component(HEADER_OUTPUT_DIRECTORY "${HEADER_OUTPUT}" DIRECTORY)
# Tokenize global CXX flags into a list to ensure correct argument expansion
separate_arguments(COMPILER_FLAGS NATIVE_COMMAND "${CMAKE_CXX_FLAGS}")
# Resolve and tokenize build-configuration specific flags
string(TOUPPER "${CMAKE_BUILD_TYPE}" BUILD_TYPE)
if(BUILD_TYPE)
separate_arguments(BUILD_TYPE_SPECIFIC_FLAGS NATIVE_COMMAND "${CMAKE_CXX_FLAGS_${BUILD_TYPE}}")
endif()
# Retrieve compiler definitions, include paths, and options
get_directory_property(COMPILE_DEFINITIONS COMPILE_DEFINITIONS)
get_directory_property(INCLUDE_DIRECTORIES INCLUDE_DIRECTORIES)
get_directory_property(COMPILE_OPTIONS COMPILE_OPTIONS)
# Initialize the final compiler argument list
set(COMPILER_ARGUMENTS "")
list(APPEND COMPILER_ARGUMENTS ${COMPILER_FLAGS} ${BUILD_TYPE_SPECIFIC_FLAGS})
# Transform definitions into MSVC-style
foreach(DEFINITION ${COMPILE_DEFINITIONS})
list(APPEND COMPILER_ARGUMENTS "/D${DEFINITION}")
endforeach()
# Transform include paths into MSVC-style
foreach(INCLUDE_PATH ${INCLUDE_DIRECTORIES})
list(APPEND COMPILER_ARGUMENTS "/I${INCLUDE_PATH}")
endforeach()
# Append all supplemental compiler options
list(APPEND COMPILER_ARGUMENTS ${COMPILE_OPTIONS})
set(COLLECTED_ASSEMBLY_OUTPUTS "")
# Iterate through each source file to create individual assembly generation rules
foreach(SOURCE_FILE_PATH ${SOURCE_FILES})
# Extract the base filename
get_filename_component(FILENAME_WITHOUT_EXTENSION "${SOURCE_FILE_PATH}" NAME_WE)
# Define the unique output path for the intermediate assembly file
set(CURRENT_ASSEMBLY_OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/${FILENAME_WITHOUT_EXTENSION}.S")
list(APPEND COLLECTED_ASSEMBLY_OUTPUTS "${CURRENT_ASSEMBLY_OUTPUT}")
get_filename_component(CURRENT_ASSEMBLY_DIRECTORY "${CURRENT_ASSEMBLY_OUTPUT}" DIRECTORY)
# Execute the compiler to generate assembly code
add_custom_command(
OUTPUT "${CURRENT_ASSEMBLY_OUTPUT}"
COMMAND ${CMAKE_COMMAND} -E make_directory "${CURRENT_ASSEMBLY_DIRECTORY}"
COMMAND ${CMAKE_CXX_COMPILER}
${COMPILER_ARGUMENTS}
/c /FAs /Fa${CURRENT_ASSEMBLY_OUTPUT}
-- ${SOURCE_FILE_PATH}
DEPENDS "${SOURCE_FILE_PATH}"
COMMENT "Generating XTADK Assembly: ${FILENAME_WITHOUT_EXTENSION}"
VERBATIM
COMMAND_EXPAND_LISTS
)
endforeach()
# Aggregate all generated assembly units into a single consolidated XTADK header
add_custom_command(
OUTPUT "${HEADER_OUTPUT}"
COMMAND ${CMAKE_COMMAND} -E make_directory "${HEADER_OUTPUT_DIRECTORY}"
COMMAND xtadkgen ${COLLECTED_ASSEMBLY_OUTPUTS} -O "${HEADER_OUTPUT}"
DEPENDS ${COLLECTED_ASSEMBLY_OUTPUTS}
COMMENT "Generating XTADK header: ${TARGET_NAME}"
VERBATIM
)
# Establish the generation target and expose the header directory via an interface library
add_custom_target(${TARGET_NAME}_gen DEPENDS "${HEADER_OUTPUT}")
add_library(${TARGET_NAME} INTERFACE)
add_dependencies(${TARGET_NAME} ${TARGET_NAME}_gen)
target_include_directories(${TARGET_NAME} INTERFACE "${EXECTOS_BINARY_DIR}/sdk/includes")
endfunction()
# This function compiles an assembly bootsector file into a flat binary
function(compile_bootsector NAME SOURCE BASEADDR ENTRYPOINT)
set(BINARY_NAME "${NAME}.bin")
set(OBJECT_NAME "${NAME}.obj")
get_directory_property(DEFS COMPILE_DEFINITIONS)
foreach(def ${DEFS})
list(APPEND ASM_DEFS "-D${def}")
endforeach()
add_custom_command(
OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${BINARY_NAME}
COMMAND ${CMAKE_ASM_COMPILER}
/nologo
--target=i386-none-elf
${ASM_DEFS}
-I${CMAKE_CURRENT_SOURCE_DIR}
/Fo${CMAKE_CURRENT_BINARY_DIR}/${OBJECT_NAME}
-c -- ${SOURCE}
COMMAND ${CMAKE_ASM_LINKER}
-m elf_i386
--image-base=0
--oformat binary
-Ttext=${BASEADDR}
--entry=_start${ENTRYPOINT}
-o ${CMAKE_CURRENT_BINARY_DIR}/${BINARY_NAME}
${CMAKE_CURRENT_BINARY_DIR}/${OBJECT_NAME}
DEPENDS ${SOURCE}
)
add_custom_target(${NAME} ALL
DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/${BINARY_NAME}
)
endfunction()
# This function sets the the qemu disk image size (in MiB)
function(set_disk_image_size SIZE)
MATH(EXPR DISK_BLOCKS ${SIZE}*1024*1024/512)
MATH(EXPR PART_BLOCKS ${DISK_BLOCKS}-2048)
set(PROJECT_DISK_IMAGE_SIZE ${SIZE} CACHE INTERNAL "PROJECT_DISK_IMAGE_SIZE")
set(PROJECT_DISK_IMAGE_BLOCKS ${DISK_BLOCKS} CACHE INTERNAL "PROJECT_DISK_IMAGE_BLOCKS")
set(PROJECT_PART_IMAGE_BLOCKS ${PART_BLOCKS} CACHE INTERNAL "PROJECT_PART_IMAGE_BLOCKS")
endfunction()
# This function installs specified directory recursively under destination directory
function(set_install_dir DIRECTORY DESTINATION)
install(DIRECTORY ${DIRECTORY} DESTINATION ${EXECTOS_BINARY_DIR}/output/binaries/${DESTINATION})
endfunction()
# This function installs specified file under destination directory
function(set_install_file FILENAME DESTINATION)
install(FILES ${FILENAME} DESTINATION ${EXECTOS_BINARY_DIR}/output/binaries/${DESTINATION})
endfunction()
# This function installs specified target results under destination directory
function(set_install_target TARGET DESTINATION)
set_target_properties(${TARGET} PROPERTIES ARCHIVE_OUTPUT_DIRECTORY "${EXECTOS_BINARY_DIR}/output/sdk/lib")
install(TARGETS ${TARGET} DESTINATION ${EXECTOS_BINARY_DIR}/output/binaries/${DESTINATION})
endfunction()
# This function sets a property for specified module
function(set_module_property MODULE PROPERTY FLAGS)
if(NOT ${ARGC} EQUAL 3)
message(FATAL_ERROR "Invalid number of arguments passwd to add_module_property() function")
endif()
get_target_property(VAL ${MODULE} ${PROPERTY})
if(VAL)
set(VAL "${VAL} ${FLAGS}")
else()
set(VAL "${FLAGS}")
endif()
set_property(TARGET ${MODULE} PROPERTY ${PROPERTY} ${VAL})
endfunction()
function(set_sdk_target FILENAME DESTINATION)
install(DIRECTORY ${FILENAME} DESTINATION ${EXECTOS_BINARY_DIR}/output/sdk/${DESTINATION})
endfunction()
# This function is responsible for compiling module SPEC file
function(set_specfile SPECFILE EXPORTNAME)
if(NOT ${ARGC} EQUAL 2)
message(FATAL_ERROR "Invalid number of arguments passed to set_specfile() function")
endif()
get_filename_component(FILENAME ${SPECFILE} NAME_WE)
add_custom_command(OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${FILENAME}.def ${CMAKE_CURRENT_BINARY_DIR}/${FILENAME}.c
COMMAND ${CMAKE_SPEC_COMPILER} -a=${ARCH} -n=${EXPORTNAME} -d=${CMAKE_CURRENT_BINARY_DIR}/${FILENAME}.def -s=${CMAKE_CURRENT_BINARY_DIR}/${FILENAME}.c ${CMAKE_CURRENT_SOURCE_DIR}/${SPECFILE})
endfunction()