init/Makefile

   1 #
   2 # Makefile for the linux kernel.
   3 #
   4
   5 obj-y                          := main.o version.o mounts.o
   6 ifneq ($(CONFIG_BLK_DEV_INITRD),y)
   7 obj-y                          += noinitramfs.o
   8 else
   9 obj-$(CONFIG_BLK_DEV_INITRD)   += initramfs.o
  10 endif
  11 obj-$(CONFIG_GENERIC_CALIBRATE_DELAY) += calibrate.o
  12
  13 ifneq ($(CONFIG_ARCH_INIT_TASK),y)
  14 obj-y                          += init_task.o
  15 endif
  16
  17 mounts-y                        := do_mounts.o
  18 mounts-$(CONFIG_BLK_DEV_RAM)    += do_mounts_rd.o
  19 mounts-$(CONFIG_BLK_DEV_INITRD) += do_mounts_initrd.o
  20 mounts-$(CONFIG_BLK_DEV_MD)     += do_mounts_md.o
  21
  22 # dependencies on generated files need to be listed explicitly
  23 $(obj)/version.o: include/generated/compile.h
  24
  25 # compile.h changes depending on hostname, generation number, etc,
  26 # so we regenerate it always.
  27 # mkcompile_h will make sure to only update the
  28 # actual file if its content has changed.
  29
  30        chk_compile.h = :
  31  quiet_chk_compile.h = echo '  CHK     $@'
  32 silent_chk_compile.h = :
  33 include/generated/compile.h: FORCE
  34         @$($(quiet)chk_compile.h)
  35         $(Q)$(CONFIG_SHELL) $(srctree)/scripts/mkcompile_h $@ \
  36         "$(UTS_MACHINE)" "$(CONFIG_SMP)" "$(CONFIG_PREEMPT)" "$(CC) $(KBUILD_CFLAGS)"