circuitpython/py/mkrules.cmake
Maureen Helm dff6fc64d2 py: Expand lists in core cmake custom commands.
The core cmake rules use custom commands to invoke qstr processing
scripts. For the zephyr port, it's possible that list arguments to these
commands may contain generator expressions, therefore we need to expand
them properly.

Signed-off-by: Maureen Helm <maureen.helm@nxp.com>
2021-02-16 18:38:13 +11:00

134 lines
4.8 KiB
CMake

# CMake fragment for MicroPython rules
set(MICROPY_PY_QSTRDEFS "${MICROPY_PY_DIR}/qstrdefs.h")
set(MICROPY_GENHDR_DIR "${CMAKE_BINARY_DIR}/genhdr")
set(MICROPY_MPVERSION "${MICROPY_GENHDR_DIR}/mpversion.h")
set(MICROPY_MODULEDEFS "${MICROPY_GENHDR_DIR}/moduledefs.h")
set(MICROPY_QSTR_DEFS_LAST "${MICROPY_GENHDR_DIR}/qstr.i.last")
set(MICROPY_QSTR_DEFS_SPLIT "${MICROPY_GENHDR_DIR}/qstr.split")
set(MICROPY_QSTR_DEFS_COLLECTED "${MICROPY_GENHDR_DIR}/qstrdefs.collected.h")
set(MICROPY_QSTR_DEFS_PREPROCESSED "${MICROPY_GENHDR_DIR}/qstrdefs.preprocessed.h")
set(MICROPY_QSTR_DEFS_GENERATED "${MICROPY_GENHDR_DIR}/qstrdefs.generated.h")
# Provide defaults for preprocessor flags if not already defined
if(NOT MICROPY_CPP_FLAGS)
get_target_property(MICROPY_CPP_INC ${MICROPY_TARGET} INCLUDE_DIRECTORIES)
get_target_property(MICROPY_CPP_DEF ${MICROPY_TARGET} COMPILE_DEFINITIONS)
endif()
# Compute MICROPY_CPP_FLAGS for preprocessor
list(APPEND MICROPY_CPP_INC ${MICROPY_CPP_INC_EXTRA})
list(APPEND MICROPY_CPP_DEF ${MICROPY_CPP_DEF_EXTRA})
set(_prefix "-I")
foreach(_arg ${MICROPY_CPP_INC})
list(APPEND MICROPY_CPP_FLAGS ${_prefix}${_arg})
endforeach()
set(_prefix "-D")
foreach(_arg ${MICROPY_CPP_DEF})
list(APPEND MICROPY_CPP_FLAGS ${_prefix}${_arg})
endforeach()
list(APPEND MICROPY_CPP_FLAGS ${MICROPY_CPP_FLAGS_EXTRA})
find_package(Python3 REQUIRED COMPONENTS Interpreter)
target_sources(${MICROPY_TARGET} PRIVATE
${MICROPY_MPVERSION}
${MICROPY_QSTR_DEFS_GENERATED}
)
# Command to force the build of another command
add_custom_command(
OUTPUT MICROPY_FORCE_BUILD
COMMENT ""
COMMAND echo -n
)
# Generate mpversion.h
add_custom_command(
OUTPUT ${MICROPY_MPVERSION}
COMMAND ${CMAKE_COMMAND} -E make_directory ${MICROPY_GENHDR_DIR}
COMMAND ${Python3_EXECUTABLE} ${MICROPY_DIR}/py/makeversionhdr.py ${MICROPY_MPVERSION}
DEPENDS MICROPY_FORCE_BUILD
)
# Generate moduledefs.h
add_custom_command(
OUTPUT ${MICROPY_MODULEDEFS}
COMMAND ${Python3_EXECUTABLE} ${MICROPY_PY_DIR}/makemoduledefs.py --vpath="/" ${MICROPY_SOURCE_QSTR} > ${MICROPY_MODULEDEFS}
DEPENDS ${MICROPY_MPVERSION}
${MICROPY_SOURCE_QSTR}
)
# Generate qstrs
# If any of the dependencies in this rule change then the C-preprocessor step must be run.
# It only needs to be passed the list of MICROPY_SOURCE_QSTR files that have changed since
# it was last run, but it looks like it's not possible to specify that with cmake.
add_custom_command(
OUTPUT ${MICROPY_QSTR_DEFS_LAST}
COMMAND ${Python3_EXECUTABLE} ${MICROPY_PY_DIR}/makeqstrdefs.py pp ${CMAKE_C_COMPILER} -E output ${MICROPY_GENHDR_DIR}/qstr.i.last cflags ${MICROPY_CPP_FLAGS} -DNO_QSTR sources ${MICROPY_SOURCE_QSTR}
DEPENDS ${MICROPY_MODULEDEFS}
${MICROPY_SOURCE_QSTR}
VERBATIM
COMMAND_EXPAND_LISTS
)
add_custom_command(
OUTPUT ${MICROPY_QSTR_DEFS_SPLIT}
COMMAND ${Python3_EXECUTABLE} ${MICROPY_PY_DIR}/makeqstrdefs.py split qstr ${MICROPY_GENHDR_DIR}/qstr.i.last ${MICROPY_GENHDR_DIR}/qstr _
COMMAND touch ${MICROPY_QSTR_DEFS_SPLIT}
DEPENDS ${MICROPY_QSTR_DEFS_LAST}
VERBATIM
COMMAND_EXPAND_LISTS
)
add_custom_command(
OUTPUT ${MICROPY_QSTR_DEFS_COLLECTED}
COMMAND ${Python3_EXECUTABLE} ${MICROPY_PY_DIR}/makeqstrdefs.py cat qstr _ ${MICROPY_GENHDR_DIR}/qstr ${MICROPY_QSTR_DEFS_COLLECTED}
DEPENDS ${MICROPY_QSTR_DEFS_SPLIT}
VERBATIM
COMMAND_EXPAND_LISTS
)
add_custom_command(
OUTPUT ${MICROPY_QSTR_DEFS_PREPROCESSED}
COMMAND cat ${MICROPY_PY_QSTRDEFS} ${MICROPY_QSTR_DEFS_COLLECTED} | sed "s/^Q(.*)/\"&\"/" | ${CMAKE_C_COMPILER} -E ${MICROPY_CPP_FLAGS} - | sed "s/^\\\"\\(Q(.*)\\)\\\"/\\1/" > ${MICROPY_QSTR_DEFS_PREPROCESSED}
DEPENDS ${MICROPY_QSTR_DEFS_COLLECTED}
VERBATIM
COMMAND_EXPAND_LISTS
)
add_custom_command(
OUTPUT ${MICROPY_QSTR_DEFS_GENERATED}
COMMAND ${Python3_EXECUTABLE} ${MICROPY_PY_DIR}/makeqstrdata.py ${MICROPY_QSTR_DEFS_PREPROCESSED} > ${MICROPY_QSTR_DEFS_GENERATED}
DEPENDS ${MICROPY_QSTR_DEFS_PREPROCESSED}
VERBATIM
COMMAND_EXPAND_LISTS
)
# Build frozen code if enabled
if(MICROPY_FROZEN_MANIFEST)
set(MICROPY_FROZEN_CONTENT "${CMAKE_BINARY_DIR}/frozen_content.c")
target_sources(${MICROPY_TARGET} PRIVATE
${MICROPY_FROZEN_CONTENT}
)
target_compile_definitions(${MICROPY_TARGET} PUBLIC
MICROPY_QSTR_EXTRA_POOL=mp_qstr_frozen_const_pool
MICROPY_MODULE_FROZEN_MPY=\(1\)
)
add_custom_command(
OUTPUT ${MICROPY_FROZEN_CONTENT}
COMMAND ${Python3_EXECUTABLE} ${MICROPY_DIR}/tools/makemanifest.py -o ${MICROPY_FROZEN_CONTENT} -v "MPY_DIR=${MICROPY_DIR}" -v "PORT_DIR=${MICROPY_PORT_DIR}" -b "${CMAKE_BINARY_DIR}" -f${MICROPY_CROSS_FLAGS} ${MICROPY_FROZEN_MANIFEST}
DEPENDS MICROPY_FORCE_BUILD
${MICROPY_QSTR_DEFS_GENERATED}
VERBATIM
)
endif()