diff options
Diffstat (limited to 'kernel/cmake/kernel.cmake')
| -rw-r--r-- | kernel/cmake/kernel.cmake | 29 |
1 files changed, 23 insertions, 6 deletions
diff --git a/kernel/cmake/kernel.cmake b/kernel/cmake/kernel.cmake index 0d843e6..811ce86 100644 --- a/kernel/cmake/kernel.cmake +++ b/kernel/cmake/kernel.cmake @@ -6,15 +6,31 @@ # macro to define kernel module targets macro(add_kernel_module MODULE_NAME KERNEL_BUILD_DIR KERNEL_INSTALL_DIR MODULE_MACRO MODULE_SOURCE_FILES MODULE_HEADER_FILES BUILD_SOURCE_FILE) + # create directory for kernel module + file(MAKE_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/${MODULE_NAME}) # copy build source file - file(COPY ${BUILD_SOURCE_FILE} DESTINATION ${CMAKE_CURRENT_BINARY_DIR}/${MODULE_NAME}) + get_filename_component(BUILD_SOURCE_FILENAME ${BUILD_SOURCE_FILE} NAME) + add_custom_command(OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${MODULE_NAME}/${BUILD_SOURCE_FILENAME} + COMMAND ${CMAKE_COMMAND} -E copy_if_different ${BUILD_SOURCE_FILE} ${CMAKE_CURRENT_BINARY_DIR}/${MODULE_NAME} + DEPENDS ${BUILD_SOURCE_FILE}) + set(BUILD_SOURCE_FILE_PREPARED ${CMAKE_CURRENT_BINARY_DIR}/${MODULE_NAME}/${BUILD_SOURCE_FILENAME}) # copy source files foreach(MODULE_SOURCE_FILE ${MODULE_SOURCE_FILES}) - file(COPY ${MODULE_SOURCE_FILE} DESTINATION ${CMAKE_CURRENT_BINARY_DIR}/${MODULE_NAME}) + get_filename_component(MODULE_SOURCE_FILENAME ${MODULE_SOURCE_FILE} NAME) + add_custom_command(OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${MODULE_NAME}/${MODULE_SOURCE_FILENAME} + COMMAND ${CMAKE_COMMAND} -E copy_if_different ${MODULE_SOURCE_FILE} ${CMAKE_CURRENT_BINARY_DIR}/${MODULE_NAME} + DEPENDS ${MODULE_SOURCE_FILE}) + set(MODULE_SOURCE_FILES_PREPARED ${MODULE_SOURCE_FILES_PREPARED} + ${CMAKE_CURRENT_BINARY_DIR}/${MODULE_NAME}/${MODULE_SOURCE_FILENAME}) endforeach() # copy header files foreach(MODULE_HEADER_FILE ${MODULE_HEADER_FILES}) - file(COPY ${MODULE_HEADER_FILE} DESTINATION ${CMAKE_CURRENT_BINARY_DIR}/${MODULE_NAME}) + get_filename_component(MODULE_HEADER_FILENAME ${MODULE_HEADER_FILE} NAME) + add_custom_command(OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${MODULE_NAME}/${MODULE_HEADER_FILENAME} + COMMAND ${CMAKE_COMMAND} -E copy_if_different ${MODULE_HEADER_FILE} ${CMAKE_CURRENT_BINARY_DIR}/${MODULE_NAME} + DEPENDS ${MODULE_HEADER_FILE}) + set(MODULE_HEADER_FILES_PREPARED ${MODULE_HEADER_FILES_PREPARED} + ${CMAKE_CURRENT_BINARY_DIR}/${MODULE_NAME}/${MODULE_HEADER_FILENAME}) endforeach() # check if module depends on another module if(NOT ${ARGV7} STREQUAL "") @@ -28,9 +44,10 @@ macro(add_kernel_module MODULE_NAME KERNEL_BUILD_DIR KERNEL_INSTALL_DIR MODULE_M KBUILD_EXTRA_SYMBOLS=${MODULE_EXTRA_SYMBOLS}) add_custom_command(OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${MODULE_NAME}/${MODULE_NAME}.ko COMMAND ${MODULE_BUILD_COMMAND} - WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/${MODULE_NAME} - DEPENDS ${MODULE_SOURCE_FILES} ${MODULE_HEADER_FILES} ${BUILD_SOURCE_FILE} - VERBATIM) + WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/${MODULE_NAME} + COMMENT "Build kernel module ${MODULE_NAME}" + DEPENDS ${BUILD_SOURCE_FILE_PREPARED} ${MODULE_HEADER_FILES_PREPARED} ${MODULE_SOURCE_FILES_PREPARED} + VERBATIM) add_custom_target(${MODULE_NAME} ALL DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/${MODULE_NAME}/${MODULE_NAME}.ko ${ARGV7}) install(PROGRAMS ${CMAKE_CURRENT_BINARY_DIR}/${MODULE_NAME}/${MODULE_NAME}.ko DESTINATION ${KERNEL_INSTALL_DIR} |