Makefile

# stm8flash makefile
#
# Multiplatform support
#   - Linux (x86, Raspian)
#   - MacOS (Darwin)
#   - Windows (e.g. mingw-w64-x86 with libusb1.0)


PLATFORM=$(shell uname -s)
DEBUG=0

# Pass RELEASE=anything to build without debug symbols
ifneq (,$(strip $(RELEASE)))
	BASE_CFLAGS := -O1
else
	BASE_CFLAGS := -g -O0 -DDEBUG=$(DEBUG)
endif

# Pass LIBUSB_QUIET=anything to Make to silence debug output from libusb.
ifneq (,$(strip $(LIBUSB_QUIET)))
	BASE_CFLAGS += -DSTM8FLASH_LIBUSB_QUIET
endif

BASE_CFLAGS += --std=gnu99 --pedantic -Wall

ifeq ($(PLATFORM),Linux)
	LIBS = `pkg-config --libs libusb-1.0`
	LIBUSB_CFLAGS = `pkg-config --cflags libusb-1.0`
else ifeq ($(PLATFORM),Darwin)
	LIBS = $(shell pkg-config --libs libusb-1.0)
	LIBUSB_CFLAGS = $(shell pkg-config --cflags libusb-1.0)
	#MacOSSDK=$(shell xcrun --show-sdk-path)
	#BASE_CFLAGS += -I$(MacOSSDK)/usr/include/ -I$(MacOSSDK)/usr/include/sys -I$(MacOSSDK)/usr/include/machine
else ifeq ($(PLATFORM),FreeBSD)
	LIBS = `pkg-config --libs libusb-1.0`
	LIBUSB_CFLAGS = `pkg-config --cflags libusb-1.0`
else
# 	Generic case is Windows

	LIBS   = -lusb-1.0
	LIBUSB_CFLAGS =
	CC	   ?= GCC
	BIN_SUFFIX =.exe
endif

# Respect user-supplied cflags, if any - just put ours in front.
override CFLAGS := $(BASE_CFLAGS) $(LIBUSB_CFLAGS) $(CFLAGS)

# Check if install DESTDIR is undefined
ifndef DESTDIR
	DESTDIR=/usr/local
endif

BIN 		=stm8flash
OBJECTS 	=stlink.o stlinkv2.o espstlink.o main.o byte_utils.o ihex.o srec.o stm8.o libespstlink.o


.PHONY: all clean install

$(BIN)$(BIN_SUFFIX): $(OBJECTS)
	$(CC) $(CFLAGS) $(OBJECTS) $(LIBS) -o $(BIN)$(BIN_SUFFIX)

all: $(BIN)$(BIN_SUFFIX)

$(OBJECTS): $(wildcard *.h)

libespstlink.so: libespstlink.c libespstlink.h
	$(CC) -shared $(CFLAGS) -fPIC $< -o $@

clean:
	-rm -f $(OBJECTS) $(BIN)$(BIN_SUFFIX)

install:
	mkdir -p $(DESTDIR)/bin/
	cp $(BIN)$(BIN_SUFFIX) $(DESTDIR)/bin/