79 lines
2.5 KiB
Makefile
79 lines
2.5 KiB
Makefile
# Functionality common to both top-level project makefile
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# and component makefiles
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#
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# Include project config file, if it exists.
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#
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# (Note that we only rebuild auto.conf automatically for some targets,
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# see project_config.mk for details.)
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-include $(PROJECT_PATH)/build/include/config/auto.conf
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ifeq ("$(LDFLAGS)","")
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LDFLAGS = -nostdlib \
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-L$(IDF_PATH)/lib \
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-L$(IDF_PATH)/ld \
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$(addprefix -L$(BUILD_DIR_BASE)/,$(COMPONENTS) $(SRCDIRS)) \
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-u call_user_start_cpu0 \
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-Wl,--gc-sections \
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-Wl,-static \
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-Wl,--start-group \
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$(COMPONENT_LDFLAGS) \
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-lgcc \
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-Wl,--end-group
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endif
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ifeq ("$(CFLAGS)","")
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CFLAGS = -DESP_PLATFORM -Og -std=gnu99 -g3 \
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-Wpointer-arith -Werror -Wno-error=unused-function -Wno-error=unused-but-set-variable -Wno-error=unused-variable \
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-Wl,-EL -fno-inline-functions -nostdlib -mlongcalls -Wall -ffunction-sections -fdata-sections $(EXTRA_CFLAGS)
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endif
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ifeq ("$(CXXFLAGS)","")
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CXXFLAGS = -DESP_PLATFORM -Og -std=gnu++11 -g3 \
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-Wpointer-arith -Werror -Wno-error=unused-function -Wno-error=unused-but-set-variable -Wno-error=unused-variable \
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-Wl,-EL -nostdlib -mlongcalls -Wall -ffunction-sections -fdata-sections $(EXTRA_CFLAGS) -fno-exceptions
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endif
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#Handling of V=1/VERBOSE=1 flag
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#
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# if V=1, $(summary) does nothing and $(details) will echo extra details
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# if V is unset or not 1, $(summary) echoes a summary and $(details) does nothing
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V ?= $(VERBOSE)
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ifeq ("$(V)","1")
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Q :=
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summary := @true
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details := @echo
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else
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Q := @
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summary := @echo
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details := @true
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endif
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# Pseudo-target to handle the case where submodules need to be
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# re-initialised.
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#
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# $(eval $(call SubmoduleRequiredForFiles,FILENAMES)) to create a target that
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# automatically runs 'git submodule update --init' if those files
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# are missing, and fails if this is not possible.
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define SubmoduleRequiredForFiles
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$(1):
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@echo "WARNING: Missing submodule for $$@..."
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$(Q) [ -d ${IDF_PATH}/.git ] || ( echo "ERROR: esp-idf must be cloned from git to work."; exit 1)
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$(Q) [ -x $(which git) ] || ( echo "ERROR: Need to run 'git submodule --init' in esp-idf root directory."; exit 1)
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@echo "Attempting 'git submodule update --init' in esp-idf root directory..."
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cd ${IDF_PATH} && git submodule update --init
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endef
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# General make utilities
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# convenience variable for printing an 80 asterisk wide separator line
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SEPARATOR:="*******************************************************************************"
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# macro to remove quotes from an argument, ie $(call dequote (CONFIG_BLAH))
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define dequote
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$(subst ",,$(1))
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endef
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# " comment kept here to keep syntax highlighting happy
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