OBJDIRS += fs_flags FS_FLAG_SRCFILES:= fs_flags/orange_flag.asm \ fs_flags/fat32_flag.asm FS_FLAG_OBJFILES:= $(patsubst %.asm, $(OBJDIR)/%.bin, $(FS_FLAG_SRCFILES)) $(OBJDIR)/fs_flags/%.bin: fs_flags/%.asm @echo + as obj $< @mkdir -p $(@D) @$(AS) -o $@ $<