default: h_modio_config

MODINC := $(shell ./find-modinc)
BINDIR := $(shell ./find-bindir)

ifeq "$(MODINC)" ""
$(error Required files for building components not present.  Install emc2-dev)
endif
include $(MODINC)

ifeq ($(RUN_IN_PLACE),no)
EXTRA_CFLAGS += -I$(EMC2_HOME)/include/emc2
LIBDIR := $(shell ./find-libdir)
ifeq "$(LIBDIR)" ""
$(error LIBDIR not found)
endif
endif

CFLAGS := $(EXTRA_CFLAGS) -URTAPI -U__MODULE__ -DULAPI -Os
CFLAGS += $(shell pkg-config --cflags glib-2.0)
LFLAGS := -Wl,-rpath,$(LIBDIR) -L$(LIBDIR) -lemchal
LFLAGS += $(shell pkg-config --libs glib-2.0)

include .o/h_modio_config.d .o/modbus.d

install: h_modio_config
	cp h_modio_config $(BINDIR)

h_modio_config: .o/h_modio_config.o .o/modbus.o
	$(CC) -o $@ $^ $(LFLAGS)

.o/%.o: %.c
	mkdir -p .o
	$(CC) $(CFLAGS) -o $@ -c $<

.o/%.d: %.c
	mkdir -p .o
	$(CC) $(CFLAGS) -MM -MT "$@ $(patsubst %.d,%.o,$@)" $< -o $@.tmp \
			&& mv $@.tmp $@

clean:
	-rm -f h_modio_config
	-rm -rf .o