mbed library sources. Supersedes mbed-src.
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Diff: CMakeLists.txt
- Revision:
- 144:ef7eb2e8f9f7
- Parent:
- 0:9b334a45a8ff
diff -r 423e1876dc07 -r ef7eb2e8f9f7 CMakeLists.txt --- a/CMakeLists.txt Tue Aug 02 14:07:36 2016 +0000 +++ b/CMakeLists.txt Fri Sep 02 15:07:44 2016 +0100 @@ -1,112 +1,112 @@ -# -# mbed-2 yotta-compatible build system -# - -# make sure necessary features are enabled: -project(mbed-classic) -enable_language(ASM) - -# override compilation flags: -if(CMAKE_C_COMPILER_ID MATCHES GNU) - set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=gnu99") -endif() - -# the mbed.a library is built from two sets of source files + include -# directories: -# -# MBED_COMMON_SOURCES: the source files that are the same for all targets, -# these are easily found by globbing: -# -file(GLOB MBED_COMMON_SOURCES "common/*.cpp" "common/*.c") -# -# (always include the hal header directory, too) -set(MBED_COMMON_INCLUDE_DIRS "hal") - -# and MBED_TARGET_SOURCES: these depend on which target we are building for. To -# find these we need to walk the directories in targets/, and wherever we see a -# TARGET_<something> name, recurse only if <something> matches what we're -# currently building for -macro(mbed_find_target_dirs PARENT_DIRECTORY SOURCES_LIST INCLUDES_LIST) - # append this directory to the search path: - list(APPEND ${INCLUDES_LIST} "${PARENT_DIRECTORY}") - # add all source files in this directory to the sources list: - file(GLOB sources "${PARENT_DIRECTORY}/*.cpp" "${PARENT_DIRECTORY}/*.c" "${PARENT_DIRECTORY}/*.s" "${PARENT_DIRECTORY}/*.S" ) - list(APPEND ${SOURCES_LIST} ${sources}) - - # get a list of all subdirectories that we want to recurse into: - file(GLOB dir_children RELATIVE "${PARENT_DIRECTORY}" "${PARENT_DIRECTORY}/*") - set(matching_subdirs "") - foreach(child ${dir_children}) - if(IS_DIRECTORY "${PARENT_DIRECTORY}/${child}") - # is this directory name a magic one? - if("${child}" MATCHES "^TARGET_") - # target-magic: recurse if the MBED_LEGACY_TARGET_DEFINITIONS **list** - # contains a matching value: - foreach(legacy_magic_def ${MBED_LEGACY_TARGET_DEFINITIONS}) - # we could probably unroll the list into a single regex if - # this is a performance problem: - if("${child}" MATCHES "^TARGET_${legacy_magic_def}$") - list(APPEND matching_subdirs ${child}) - break() - endif() - endforeach() - elseif("${child}" MATCHES "^TOOLCHAIN_") - # toolchain-magic: (recurse if the MBED_LEGACY_TOOLCHAIN matches - # this name) - if("${child}" MATCHES "^TOOLCHAIN_${MBED_LEGACY_TOOLCHAIN}$") - list(APPEND matching_subdirs "${child}") - endif() - else() - # not special: always recurse into this directory - list(APPEND matching_subdirs "${child}") - endif() - endif() - endforeach() - #message("matching_subdirs: ${matching_subdirs}") - - # recurse: - foreach(subdir ${matching_subdirs}) - mbed_find_target_dirs("${PARENT_DIRECTORY}/${subdir}" ${SOURCES_LIST} ${INCLUDES_LIST}) - endforeach() -endmacro() - -set(MBED_TARGET_SOURCES "") -set(MBED_TARGET_INCLUDE_DIRS "") -mbed_find_target_dirs("${CMAKE_CURRENT_SOURCE_DIR}/targets" MBED_TARGET_SOURCES MBED_TARGET_INCLUDE_DIRS) -#message("found target sources: ${MBED_TARGET_SOURCES}") -#message("found target include dirs: ${MBED_TARGET_INCLUDE_DIRS}") - -# unfortunately, for ARMCC, the startup code needs to be provided as an object -# on the command line (not as part of an archive). To do this we override the -# CMake add_executable command. -if(CMAKE_C_COMPILER_ID STREQUAL "ARMCC") - set(MBED_TARGET_STARTUP_CODE_SOURCES "") - foreach(src ${MBED_TARGET_SOURCES}) - if("${src}" MATCHES .*startup_.*\\.[sS]) - LIST(APPEND MBED_TARGET_STARTUP_CODE_SOURCES "${src}") - endif() - endforeach() - add_library(mbed_classic_startupcod OBJECT ${MBED_TARGET_STARTUP_CODE_SOURCES}) - macro (add_executable _name) - _add_executable(${ARGV} $<TARGET_OBJECTS:mbed_classic_startupcod>) - endmacro() -endif() - -# we have to append any target-specific include dirs to the global include dirs -# list, so that any indirect includes (e.g. via mbed.h) of files in those -# directories will work: -# (non-target-specific include dirs are listed in extraIncludes in module.json) -foreach(dir ${MBED_TARGET_INCLUDE_DIRS}) - set_property(GLOBAL APPEND PROPERTY YOTTA_GLOBAL_INCLUDE_DIRS ${dir}) -endforeach() - -# finally, we can construct a library using the determined set of include paths -# + source files. Note that the library name must match the name of the yotta -# module (defined in module.json) for this module to link properly with other -# yotta modules. -include_directories(${MBED_COMMON_INCLUDE_DIRS}) -include_directories(${MBED_TARGET_INCLUDE_DIRS}) -add_library(mbed-classic - ${MBED_COMMON_SOURCES} - ${MBED_TARGET_SOURCES} -) +# +# mbed-2 yotta-compatible build system +# + +# make sure necessary features are enabled: +project(mbed-classic) +enable_language(ASM) + +# override compilation flags: +if(CMAKE_C_COMPILER_ID MATCHES GNU) + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=gnu99") +endif() + +# the mbed.a library is built from two sets of source files + include +# directories: +# +# MBED_COMMON_SOURCES: the source files that are the same for all targets, +# these are easily found by globbing: +# +file(GLOB MBED_COMMON_SOURCES "common/*.cpp" "common/*.c") +# +# (always include the hal header directory, too) +set(MBED_COMMON_INCLUDE_DIRS "hal") + +# and MBED_TARGET_SOURCES: these depend on which target we are building for. To +# find these we need to walk the directories in targets/, and wherever we see a +# TARGET_<something> name, recurse only if <something> matches what we're +# currently building for +macro(mbed_find_target_dirs PARENT_DIRECTORY SOURCES_LIST INCLUDES_LIST) + # append this directory to the search path: + list(APPEND ${INCLUDES_LIST} "${PARENT_DIRECTORY}") + # add all source files in this directory to the sources list: + file(GLOB sources "${PARENT_DIRECTORY}/*.cpp" "${PARENT_DIRECTORY}/*.c" "${PARENT_DIRECTORY}/*.s" "${PARENT_DIRECTORY}/*.S" ) + list(APPEND ${SOURCES_LIST} ${sources}) + + # get a list of all subdirectories that we want to recurse into: + file(GLOB dir_children RELATIVE "${PARENT_DIRECTORY}" "${PARENT_DIRECTORY}/*") + set(matching_subdirs "") + foreach(child ${dir_children}) + if(IS_DIRECTORY "${PARENT_DIRECTORY}/${child}") + # is this directory name a magic one? + if("${child}" MATCHES "^TARGET_") + # target-magic: recurse if the MBED_LEGACY_TARGET_DEFINITIONS **list** + # contains a matching value: + foreach(legacy_magic_def ${MBED_LEGACY_TARGET_DEFINITIONS}) + # we could probably unroll the list into a single regex if + # this is a performance problem: + if("${child}" MATCHES "^TARGET_${legacy_magic_def}$") + list(APPEND matching_subdirs ${child}) + break() + endif() + endforeach() + elseif("${child}" MATCHES "^TOOLCHAIN_") + # toolchain-magic: (recurse if the MBED_LEGACY_TOOLCHAIN matches + # this name) + if("${child}" MATCHES "^TOOLCHAIN_${MBED_LEGACY_TOOLCHAIN}$") + list(APPEND matching_subdirs "${child}") + endif() + else() + # not special: always recurse into this directory + list(APPEND matching_subdirs "${child}") + endif() + endif() + endforeach() + #message("matching_subdirs: ${matching_subdirs}") + + # recurse: + foreach(subdir ${matching_subdirs}) + mbed_find_target_dirs("${PARENT_DIRECTORY}/${subdir}" ${SOURCES_LIST} ${INCLUDES_LIST}) + endforeach() +endmacro() + +set(MBED_TARGET_SOURCES "") +set(MBED_TARGET_INCLUDE_DIRS "") +mbed_find_target_dirs("${CMAKE_CURRENT_SOURCE_DIR}/targets" MBED_TARGET_SOURCES MBED_TARGET_INCLUDE_DIRS) +#message("found target sources: ${MBED_TARGET_SOURCES}") +#message("found target include dirs: ${MBED_TARGET_INCLUDE_DIRS}") + +# unfortunately, for ARMCC, the startup code needs to be provided as an object +# on the command line (not as part of an archive). To do this we override the +# CMake add_executable command. +if(CMAKE_C_COMPILER_ID STREQUAL "ARMCC") + set(MBED_TARGET_STARTUP_CODE_SOURCES "") + foreach(src ${MBED_TARGET_SOURCES}) + if("${src}" MATCHES .*startup_.*\\.[sS]) + LIST(APPEND MBED_TARGET_STARTUP_CODE_SOURCES "${src}") + endif() + endforeach() + add_library(mbed_classic_startupcod OBJECT ${MBED_TARGET_STARTUP_CODE_SOURCES}) + macro (add_executable _name) + _add_executable(${ARGV} $<TARGET_OBJECTS:mbed_classic_startupcod>) + endmacro() +endif() + +# we have to append any target-specific include dirs to the global include dirs +# list, so that any indirect includes (e.g. via mbed.h) of files in those +# directories will work: +# (non-target-specific include dirs are listed in extraIncludes in module.json) +foreach(dir ${MBED_TARGET_INCLUDE_DIRS}) + set_property(GLOBAL APPEND PROPERTY YOTTA_GLOBAL_INCLUDE_DIRS ${dir}) +endforeach() + +# finally, we can construct a library using the determined set of include paths +# + source files. Note that the library name must match the name of the yotta +# module (defined in module.json) for this module to link properly with other +# yotta modules. +include_directories(${MBED_COMMON_INCLUDE_DIRS}) +include_directories(${MBED_TARGET_INCLUDE_DIRS}) +add_library(mbed-classic + ${MBED_COMMON_SOURCES} + ${MBED_TARGET_SOURCES} +)