circuitpython/mpy-cross/mpy-cross.mk

91 lines
2.3 KiB
Makefile

# SPDX-FileCopyrightText: 2014 MicroPython & CircuitPython contributors (https://github.com/adafruit/circuitpython/graphs/contributors)
#
# SPDX-License-Identifier: MIT
include ../py/mkenv.mk
# define main target
ifeq ($(OS),Windows_NT)
# Detect a MINGW32 build, and change the name of the final executable.
PROG ?= mpy-cross.exe
else
PROG ?= mpy-cross
endif
# qstr definitions (must come before including py.mk)
QSTR_DEFS = qstrdefsport.h
# OS name, for simple autoconfig
UNAME_S := $(shell uname -s)
# include py core make definitions
include $(TOP)/py/py.mk
INC += -I.
INC += -I$(TOP)
INC += -I$(BUILD)
# compiler settings
CWARN = -Wall -Werror
CWARN += -Wpointer-arith -Wuninitialized
# Disable errors for array-bounds warnings on "sp[-MP_OBJ_ITER_BUF_NSLOTS + 2]" access
CWARN += -Wno-array-bounds
CFLAGS = $(INC) $(CWARN) -std=gnu99 $(CFLAGS_MOD) $(COPT) $(CFLAGS_EXTRA)
CFLAGS += -fdata-sections -ffunction-sections -fno-asynchronous-unwind-tables
# Build a static executable.
# Useful for Windows builds, etc., that must run on multiple operating system versions.
ifdef STATIC_BUILD
CFLAGS += -static -static-libgcc -static-libstdc++
endif
# Debugging/Optimization
ifdef DEBUG
CFLAGS += -g
COPT = -O0
else
COPT = -Os #-DNDEBUG
endif
# On OSX, 'gcc' is a symlink to clang unless a real gcc is installed.
# The unix port of MicroPython on OSX must be compiled with clang,
# while cross-compile ports require gcc, so we test here for OSX and
# if necessary override the value of 'CC' set in py/mkenv.mk
ifeq ($(UNAME_S),Darwin)
CC = clang
# Use clang syntax for map file
LDFLAGS_ARCH = -Wl,-map,$@.map -Wl,-dead_strip
else
# Use gcc syntax for map file
LDFLAGS_ARCH = -Wl,-Map=$@.map,--cref -Wl,--gc-sections
endif
LDFLAGS = $(LDFLAGS_MOD) $(LDFLAGS_ARCH) -lm $(LDFLAGS_EXTRA)
ifdef STATIC_BUILD
LDFLAGS += -static -static-libgcc -static-libstdc++
endif
# source files
SRC_C += \
main.c \
gccollect.c \
shared/runtime/gchelper_generic.c \
supervisor/stub/safe_mode.c \
supervisor/stub/stack.c \
supervisor/shared/translate.c
# Add fmode when compiling with mingw gcc
COMPILER_TARGET := $(shell $(CC) -dumpmachine)
ifneq (,$(findstring mingw,$(COMPILER_TARGET)))
SRC_C += fmode.c
endif
OBJ = $(PY_CORE_O)
OBJ += $(addprefix $(BUILD)/, $(SRC_C:.c=.o))
$(BUILD)/supervisor/shared/translate.o: $(HEADER_BUILD)/qstrdefs.generated.h
include $(TOP)/py/mkrules.mk