8000 Added ability to freeze multiple directories; freeze neopixel library… · boneskull/circuitpython@74cfdeb · GitHub
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dhalberttannewt
dhalbert
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tannewt
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Added ability to freeze multiple directories; freeze neopixel library in cpx build (adafruit#199)
Reworked frozen module support: clean up makefiles and handle multiple directories. Modules to freeze are included as git submodules. Add neopixel to circuitplayground express build. Fixes adafruit#56
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7 files changed

+39
-22
lines changed

7 files changed

+39
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lines changed

‎.gitmodules

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@@ -17,3 +17,6 @@
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[submodule "tools/uf2"]
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path = tools/uf2
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url = https://github.com/Microsoft/uf2.git
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[submodule "atmel-samd/frozen/Adafruit_CircuitPython_NeoPixel"]
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path = frozen/Adafruit_CircuitPython_NeoPixel
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url = https://github.com/adafruit/Adafruit_CircuitPython_NeoPixel

‎atmel-samd/Makefile

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@@ -145,9 +145,11 @@ CFLAGS += -DMICROPY_MODULE_FROZEN_STR
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CFLAGS += -Wno-error=lto-type-mismatch
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endif
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ifneq ($(FROZEN_MPY_DIR),)
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# To use frozen bytecode, put your .py files in a subdirectory (eg frozen/) and
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# then invoke make with FROZEN_MPY_DIR=frozen (be sure to build from scratch).
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# then invoke make with FROZEN_MPY_DIR=frozen or FROZEN_MPY_DIRS="dir1 dir2"
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# (be sure to build from scratch).
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ifneq ($(FROZEN_MPY_DIRS),)
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CFLAGS += -DMICROPY_QSTR_EXTRA_POOL=mp_qstr_frozen_const_pool
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CFLAGS += -DMICROPY_MODULE_FROZEN_MPY
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CFLAGS += -Wno-error=lto-type-mismatch

‎atmel-samd/boards/circuitplayground_express/mpconfigboard.mk

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@@ -5,3 +5,6 @@ USB_PID = 0x8019
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FLASH_IMPL = spi_flash.c
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CHIP_VARIANT = SAMD21G18A
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# Include these Python libraries in firmware.
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FROZEN_MPY_DIRS += $(TOP)/frozen/Adafruit_CircuitPython_NeoPixel

‎frozen/Adafruit_CircuitPython_NeoPixel

‎py/mkenv.mk

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@@ -42,12 +42,16 @@ endif
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PY_SRC ?= $(TOP)/py
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BUILD ?= build
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RM = rm
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ECHO = @echo
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CD = cd
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CP = cp
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FIND = find
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MKDIR = mkdir
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SED = sed
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PYTHON = python
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RM = rm
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RSYNC = rsync
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SED = sed
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AS = $(CROSS_COMPILE)as
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CC = $(CROSS_COMPILE)gcc

‎py/mkrules.mk

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@@ -101,29 +101,30 @@ $(BUILD)/frozen.c: $(wildcard $(FROZEN_DIR)/*) $(HEADER_BUILD) $(FROZEN_EXTRA_DE
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$(Q)$(MAKE_FROZEN) $(FROZEN_DIR) > $@
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endif
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ifneq ($(FROZEN_MPY_DIR),)
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ifneq ($(FROZEN_MPY_DIRS),)
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# to build the MicroPython cross compiler
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$(TOP)/mpy-cross/mpy-cross: $(TOP)/py/*.[ch] $(TOP)/mpy-cross/*.[ch] $(TOP)/windows/fmode.c
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# Currently not used, because the wrong mpy-cross may be left over from a previous build. Build by hand to make sure.
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$(MPY_CROSS): $(TOP)/py/*.[ch] $(TOP)/mpy-cross/*.[ch] $(TOP)/windows/fmode.c
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$(Q)$(MAKE) -C $(TOP)/mpy-cross
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# make a list of all the .py files that need compiling and freezing
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BLAH := $(info $(shell pwd))
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FROZEN_MPY_PY_FILES := $(shell find -L $(FROZEN_MPY_DIR) -type f -name '*.py' | $(SED) -e 's=^$(FROZEN_MPY_DIR)/==')
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FROZEN_MPY_MPY_FILES := $(addprefix $(BUILD)/frozen_mpy/,$(FROZEN_MPY_PY_FILES:.py=.mpy))
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# to build .mpy files from .py files
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$(BUILD)/frozen_mpy/%.mpy: $(FROZEN_MPY_DIR)/%.py
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@$(ECHO) "MPY $<"
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$(Q)$(MKDIR) -p $(dir $@)
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$(Q)$(MPY_CROSS) -o $@ -s $(<:$(FROZEN_MPY_DIR)/%=%) $(MPY_CROSS_FLAGS) $<
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# Copy all the modules and single python files to freeze to a common area, omitting top-level dirs (the repo names).
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# Remove any conf.py (sphinx config) and setup.py (module install info) files, which are not meant to be frozen.
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# Then compile .mpy files from all the .py files, placing them in the same directories as the .py files.
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$(BUILD)/frozen_mpy: $(FROZEN_MPY_DIRS)
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$(ECHO) FREEZE $(FROZEN_MPY_DIRS)
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$(Q)$(MKDIR) -p $@
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$(Q)$(RSYNC) -rL --include="*/" --include='*.py' --exclude="*" $(addsuffix /*,$(FROZEN_MPY_DIRS)) $@
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$(Q)$(RM) -f $@/conf.py $@/setup.py
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$(Q)$(CD) $@ && \
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$(FIND) -L . -type f -name '*.py' | sed 's=^\./==' | \
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xargs -n1 $(abspath $(MPY_CROSS)) $(MPY_CROSS_FLAGS)
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# to build frozen_mpy.c from all .mpy files
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# You need to define MPY_TOOL_LONGINT_IMPL in mpconfigport.mk
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# if the default will not work (mpz is the default).
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$(BUILD)/frozen_mpy.c: $(FROZEN_MPY_MPY_FILES) $(BUILD)/genhdr/qstrdefs.generated.h
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$(BUILD)/frozen_mpy.c: $(BUILD)/frozen_mpy $(BUILD)/genhdr/qstrdefs.generated.h
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$(STEPECHO) "Creating $@"
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$(Q)$(PYTHON) $(MPY_TOOL) $(MPY_TOOL_LONGINT_IMPL) -f -q $(BUILD)/genhdr/qstrdefs.preprocessed.h $(FROZEN_MPY_MPY_FILES) > $@
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$(Q)$(PYTHON) $(MPY_TOOL) $(MPY_TOOL_LONGINT_IMPL) -f -q $(BUILD)/genhdr/qstrdefs.preprocessed.h $(shell $(FIND) -L $(BUILD)/frozen_mpy -type f -name '*.mpy') > $@
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endif
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ifneq ($(PROG),)

‎py/py.mk

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Original file line numberDiff line numberDiff line change
@@ -247,12 +247,15 @@ PY_O = $(addprefix $(PY_BUILD)/, $(PY_O_BASENAME))
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# object file for frozen files
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ifneq ($(FROZEN_DIR),)
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PY_O += $(BUILD)/$(BUILD)/frozen.o
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PY_O += $(BUILD)/frozen.o
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endif
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# Combine old singular FROZEN_MPY_DIR with new multiple value form.
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FROZEN_MPY_DIRS += $(FROZEN_MPY_DIR)
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# object file for frozen bytecode (frozen .mpy files)
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ifneq ($(FROZEN_MPY_DIR),)
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PY_O += $(BUILD)/$(BUILD)/frozen_mpy.o
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ifneq ($(FROZEN_MPY_DIRS),)
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PY_O += $(BUILD)/frozen_mpy.o
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endif
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# Sources that may contain qstrings

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