diff options
Diffstat (limited to 'Makefile')
| -rw-r--r-- | Makefile | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/Makefile b/Makefile new file mode 100644 index 0000000..c42fa08 --- /dev/null +++ b/Makefile @@ -0,0 +1,72 @@ +CC=i686-elf-gcc +CFLAGS?=-O2 -g +LDFLAGS?= +LIBS?= + +CFLAGS:=$(CFLAGS) -ffreestanding -Wall -Wextra -Iinclude +LDFLAGS:=$(LDFLAGS) +LIBS:=$(LIBS) -nostdlib -lgcc + +ARCHDIR=arch/i386 + +include $(ARCHDIR)/make.config + +CFLAGS:=$(CFLAGS) $(KERNEL_ARCH_CFLAGS) +LDFLAGS:=$(LDFLAGS) $(KERNEL_ARCH_LDFLAGS) +LIBS:=$(LIBS) $(KERNEL_ARCH_LIBS) + +KERNEL=vmbox + +KERNEL_OBJS=$(KERNEL_ARCH_OBJS) \ + kernel/init.o \ + kernel/string.o \ + kernel/io.o \ + +OBJS=$(ARCHDIR)/crti.o \ + $(ARCHDIR)/crtbegin.o \ + $(KERNEL_OBJS) \ + $(ARCHDIR)/crtend.o \ + $(ARCHDIR)/crtn.o \ + +LINK_LIST=$(LDFLAGS) \ + $(ARCHDIR)/crti.o \ + $(ARCHDIR)/crtbegin.o \ + $(KERNEL_OBJS) \ + $(LIBS) \ + $(ARCHDIR)/crtend.o \ + $(ARCHDIR)/crtn.o \ + +.PHONY: all clean install install-headers install-kernel +.SUFFIXES: .o .c .s + +all: $(KERNEL) + +$(KERNEL): $(OBJS) $(ARCHDIR)/linker.ld + @$(CC) -T $(ARCHDIR)/linker.ld -o $@ $(CFLAGS) $(LINK_LIST) + @echo [LD] $@ + +$(ARCHDIR)/crtbegin.o $(ARCHDIR)/crtend.o: + @OBJ=`$(CC) $(CFLAGS) $(LDFLAGS) -print-file-name=$(@F)` && cp "$$OBJ" $@ + +.c.o: + @$(CC) -MD -c $< -o $@ -std=gnu11 $(CFLAGS) + @echo [CC] $@ + +.s.o: + @$(CC) -MD -c $< -o $@ $(CFLAGS) + @echo [CC] $@ + +clean: + $(RM) $(KERNEL) + $(RM) $(OBJS) *.o */*.o */*/*.o + $(RM) $(OBJS:.o=.d) *.d */*.d */*/*.d + +install: install-headers install-kernel + +install-headers: + mkdir -p $(DESTDIR)$(INCLUDEDIR) + cp -R --preserve-timestamps include/. $(DESTDIR)$(INCLUDEDIR)/. + +install-kernel: $(KERNEL) + mkdir -p $(DESTDIR)$(BOOTDIR) + cp $(KERNEL) $(DESTDIR)$(BOOTDIR) |