GHDL_ALTERA=/home/michael/build/ghdl_vendor_scripts/altera

GHDLFLAGS = --ieee=synopsys --std=93c \
	-fexplicit -frelaxed-rules --no-vital-checks --warn-binding --mb-comments \
	-P$(GHDL_ALTERA)/altera/v93       \
	-P$(GHDL_ALTERA)/altera_lnsim/v93 \
	-P$(GHDL_ALTERA)/altera_mf/v93    \
	-P$(GHDL_ALTERA)/arriav/v93       

all: testbench
	ghdl -r testbench --ieee-asserts=disable

testbench:  vhpi_example_c.o	\
			vhpi_example.vhd    \
			testbench.vhd
	ghdl -a $(GHDLFLAGS) $(filter-out vhpi_example_c.o, $+)
	ghdl -m -Wl,vhpi_example_c.o  $(GHDLFLAGS) testbench 

vhpi_example_c.o: vhpi_example_c.c
	gcc -c vhpi_example_c.c

clean:
	rm -f *.o testbench work-obj*.cf simulation.ghw