135 lines
3.3 KiB
Makefile
135 lines
3.3 KiB
Makefile
# ---------------------------------------
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# Common make definition for all examples
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# ---------------------------------------
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#-------------- TOP and CURRENT_PATH ------------
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# Set TOP to be the path to get from the current directory (where make was
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# invoked) to the top of the tree. $(lastword $(MAKEFILE_LIST)) returns
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# the name of this makefile relative to where make was invoked.
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THIS_MAKEFILE := $(lastword $(MAKEFILE_LIST))
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# strip off /tools/top.mk to get for example ../../..
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# and Set TOP to an absolute path
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TOP = $(abspath $(subst make.mk,../..,$(THIS_MAKEFILE)))
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# Set CURRENT_PATH to the relative path from TOP to the current directory, ie examples/device/cdc_msc_freertos
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CURRENT_PATH = $(subst $(TOP)/,,$(abspath .))
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# Detect whether shell style is windows or not
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# https://stackoverflow.com/questions/714100/os-detecting-makefile/52062069#52062069
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ifeq '$(findstring ;,$(PATH))' ';'
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# PATH contains semicolon - so we're definitely on Windows.
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CMDEXE := 1
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# makefile shell commands should use syntax for DOS CMD, not unix sh
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# Unfortunately, SHELL may point to sh or bash, which can't accept DOS syntax.
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# We can't just use sh, because while sh and/or bash shell may be available,
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# many Windows environments won't have utilities like realpath used below, so...
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# Force DOS command shell on Windows.
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SHELL := cmd.exe
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endif
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# Build directory
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BUILD := _build
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PROJECT := $(notdir $(CURDIR))
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# Handy check parameter function
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check_defined = \
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$(strip $(foreach 1,$1, \
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$(call __check_defined,$1,$(strip $(value 2)))))
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__check_defined = \
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$(if $(value $1),, \
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$(error Undefined make flag: $1$(if $2, ($2))))
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#-------------- Fuzz harness compiler ------------
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CC ?= clang
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CXX ?= clang++
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GDB ?= gdb
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OBJCOPY = objcopy
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SIZE = size
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MKDIR = mkdir
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ifeq ($(CMDEXE),1)
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CP = copy
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RM = del
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PYTHON = python
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else
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SED = sed
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CP = cp
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RM = rm
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PYTHON = python3
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endif
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#-------------- Fuzz harness flags ------------
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COVERAGE_FLAGS ?= -fsanitize-coverage=trace-pc-guard
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SANITIZER_FLAGS ?= -fsanitize=fuzzer \
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-fsanitize=address
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CFLAGS += $(COVERAGE_FLAGS) $(SANITIZER_FLAGS)
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#-------------- Source files and compiler flags --------------
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INC += $(TOP)/test
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# Compiler Flags
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CFLAGS += \
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-ggdb \
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-fdata-sections \
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-ffunction-sections \
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-fno-strict-aliasing \
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-Wall \
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-Wextra \
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-Werror \
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-Wfatal-errors \
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-Wdouble-promotion \
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-Wstrict-prototypes \
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-Wstrict-overflow \
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-Werror-implicit-function-declaration \
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-Wfloat-equal \
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-Wundef \
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-Wshadow \
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-Wwrite-strings \
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-Wsign-compare \
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-Wmissing-format-attribute \
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-Wunreachable-code \
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-Wcast-align \
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-Wcast-qual \
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-Wnull-dereference \
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-Wuninitialized \
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-Wunused \
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-Wredundant-decls \
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-O1
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CFLAGS += \
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-Wno-error=unreachable-code \
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-DOPT_MCU_FUZZ=1 \
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-DCFG_TUSB_MCU=OPT_MCU_FUZZ \
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-D_FUZZ
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CXXFLAGS += \
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-xc++ \
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-Wno-c++11-narrowing \
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-fno-implicit-templates
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# conversion is too strict for most mcu driver, may be disable sign/int/arith-conversion
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# -Wconversion
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# Debugging/Optimization
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ifeq ($(DEBUG), 1)
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CFLAGS += -Og
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else
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CFLAGS += $(CFLAGS_OPTIMIZED)
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endif
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# Log level is mapped to TUSB DEBUG option
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ifneq ($(LOG),)
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CMAKE_DEFSYM += -DLOG=$(LOG)
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CFLAGS += -DCFG_TUSB_DEBUG=$(LOG)
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endif
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# Logger: default is uart, can be set to rtt or swo
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ifneq ($(LOGGER),)
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CMAKE_DEFSYM += -DLOGGER=$(LOGGER)
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endif
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