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https://github.com/micropython/micropython.git
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22353e9e1e
The way CMake gathers the submodule list, it can quietly be empty if the previous step fails. This makes it an explicit error. This work was funded through GitHub Sponsors. Signed-off-by: Angus Gratton <angus@redyak.com.au>
80 lines
2.5 KiB
Makefile
80 lines
2.5 KiB
Makefile
# Makefile for micropython on Raspberry Pi RP2
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#
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# This is a simple wrapper around cmake
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include ../../py/verbose.mk
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# Select the board to build for:
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ifdef BOARD_DIR
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# Custom board path - remove trailing slash and get the final component of
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# the path as the board name.
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BOARD ?= $(notdir $(BOARD_DIR:/=))
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else
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# If not given on the command line, then default to RPI_PICO.
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BOARD ?= RPI_PICO
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BOARD_DIR ?= boards/$(BOARD)
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endif
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ifeq ($(wildcard $(BOARD_DIR)/.),)
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ifeq ($(findstring boards/PICO,$(BOARD_DIR)),boards/PICO)
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$(warning The PICO* boards have been renamed to RPI_PICO*)
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endif
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$(error Invalid BOARD specified: $(BOARD_DIR))
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endif
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# If the build directory is not given, make it reflect the board name (and
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# optionally the board variant).
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ifneq ($(BOARD_VARIANT),)
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BUILD ?= build-$(BOARD)-$(BOARD_VARIANT)
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else
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BUILD ?= build-$(BOARD)
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endif
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ifeq ($(BUILD_VERBOSE),1)
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MAKE_ARGS += VERBOSE=1 # Picked up in Makefile generated by CMake
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endif
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CMAKE_ARGS += -DMICROPY_BOARD=$(BOARD) -DMICROPY_BOARD_DIR="$(abspath $(BOARD_DIR))"
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ifdef USER_C_MODULES
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CMAKE_ARGS += -DUSER_C_MODULES=${USER_C_MODULES}
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endif
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ifneq ($(FROZEN_MANIFEST),)
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CMAKE_ARGS += -DMICROPY_FROZEN_MANIFEST=${FROZEN_MANIFEST}
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endif
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ifeq ($(DEBUG),1)
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CMAKE_ARGS += -DCMAKE_BUILD_TYPE=Debug
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endif
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ifdef BOARD_VARIANT
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CMAKE_ARGS += -DMICROPY_BOARD_VARIANT=$(BOARD_VARIANT)
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endif
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ifdef MICROPY_PREVIEW_VERSION_2
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CMAKE_ARGS += -DMICROPY_PREVIEW_VERSION_2=1
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endif
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HELP_BUILD_ERROR ?= "See \033[1;31mhttps://github.com/micropython/micropython/wiki/Build-Troubleshooting\033[0m"
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all:
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[ -e $(BUILD)/Makefile ] || cmake -S . -B $(BUILD) -DPICO_BUILD_DOCS=0 ${CMAKE_ARGS}
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$(MAKE) $(MAKE_ARGS) -C $(BUILD) || (echo -e $(HELP_BUILD_ERROR); false)
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clean:
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$(RM) -rf $(BUILD)
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# First ensure that pico-sdk is initialised, then use cmake to pick everything
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# else (including board-specific dependencies).
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# Running the build with ECHO_SUBMODULES set will trigger py/mkrules.cmake to
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# print out the value of the GIT_SUBMODULES variable, prefixed with
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# "GIT_SUBMODULES", and then abort. This extracts out that line from the cmake
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# output and passes the list of submodules to py/mkrules.mk which does the
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# `git submodule init` on each.
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submodules:
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$(MAKE) -f ../../py/mkrules.mk GIT_SUBMODULES="lib/pico-sdk" submodules
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@GIT_SUBMODULES=$$(cmake -B $(BUILD)/submodules -DECHO_SUBMODULES=1 ${CMAKE_ARGS} -S . 2>&1 | \
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grep '^GIT_SUBMODULES=' | cut -d= -f2); \
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$(MAKE) -f ../../py/mkrules.mk GIT_SUBMODULES="$${GIT_SUBMODULES}" GIT_SUBMODULES_FAIL_IF_EMPTY=1 submodules
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