src = $(wildcard src/*.c)
obj = $(src:.c=.o)
dep = $(obj:.o=.d)

ifeq ($(findstring COMMAND.COM, $(SHELL)), COMMAND.COM)
	hostsys = dos
else
	hostsys = unix
	TOOLPREFIX = i586-pc-msdosdjgpp-
endif
bin = auplay.exe

warn = -pedantic -Wall
opt = -march=pentium -O0
dbg = -g
def = -DLITTLEENDIAN

incpath = -Isrc

AS = nasm
CC = $(TOOLPREFIX)gcc
ASFLAGS = -f coff
CFLAGS = $(dbg) $(opt) $(def) $(incpath)
LDFLAGS = -Wl,-Map=ld.map
LD = wlink

$(bin): $(obj)
	$(CC) -o $@ $(obj) $(LDFLAGS)

-include $(dep)

%.o: %.asm
	$(AS) $(ASFLAGS) -o $@ $<

%.d: %.c
	@echo depfile $@
	@$(CPP) $(CFLAGS) $< -MM -MT $(@:.d=.o) >$@

.PHONY: clean
.PHONY: cleandep

ifeq ($(hostsys), dos)
clean:
	del src\*.o
	del $(bin)

cleandep:
	del src\*.d
else
clean:
	rm -f $(obj) $(bin)

cleandep:
	rm -f $(dep)
endif