CFLAGS ?= --std=c99 -Wall -O0 -g -DFEATURE_MUL
CXXFLAGS ?= --std=c++11 -Wall -O0 -g -DFEATURE_MUL
CROSS_AS ?= ./ulnav2a-as
CROSS_ASFLAGS ?= -g
FLEX ?= flex
BISON ?= bison
bin_PROGRAMS = ulnav2a-as ulnav2a-emu
C_SOURCES = \
	ulnav2a-as.c ulnav2a-as.h
CXX_SOURCES = \
	ulnav2a-emu.c
OBJS = \
	ulnav2a-as.o ulnav2a-parser.o ulnav2a-lexer.o \
	ulnav2a-emu.o
GENFILES = ulnav2a-parser.c ulnav2a-parser.h ulnav2a-lexer.c

all: $(bin_PROGRAMS) $(ulna_DATA)

ulnav2a-as: ulnav2a-as.o ulnav2a-parser.o ulnav2a-lexer.o
	$(CC) -o $@ $^ $(LDFLAGS)

ulnav2a-emu: ulnav2a-emu.o
	$(CXX) -o $@ $^ $(LDFLAGS) -lreadline

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

%.o: %.cpp
	$(CXX) $(CXXFLAGS) -c -o $@ $<

%.c: %.y
	$(BISON) -d -o $@ $<

%.c: %.l
	$(FLEX) -i -o $@ $<

%.img: %.S $(CROSS_AS)
	$(CROSS_AS) $(CROSS_ASFLAGS) $< $@

indent:
	for f in $(C_SOURCES); do indent -npro -kr -i8 -ts8 -sob -l80 -ss -ncs -cp1 -il0 $$f; done

clean:
	-rm -f $(bin_PROGRAMS) $(ulna_DATA) $(OBJS) $(GENFILES)

.PHONY: indent clean

.SECONDARY: $(GENFILES)