Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
1#
2# Makefile for the linux kernel.
3#
4
5ccflags-y := -fno-function-sections -fno-data-sections
6
7obj-y := main.o version.o mounts.o
8ifneq ($(CONFIG_BLK_DEV_INITRD),y)
9obj-y += noinitramfs.o
10else
11obj-$(CONFIG_BLK_DEV_INITRD) += initramfs.o
12endif
13obj-$(CONFIG_GENERIC_CALIBRATE_DELAY) += calibrate.o
14
15ifneq ($(CONFIG_ARCH_INIT_TASK),y)
16obj-y += init_task.o
17endif
18
19mounts-y := do_mounts.o
20mounts-$(CONFIG_BLK_DEV_RAM) += do_mounts_rd.o
21mounts-$(CONFIG_BLK_DEV_INITRD) += do_mounts_initrd.o
22mounts-$(CONFIG_BLK_DEV_MD) += do_mounts_md.o
23
24# dependencies on generated files need to be listed explicitly
25$(obj)/version.o: include/generated/compile.h
26
27# compile.h changes depending on hostname, generation number, etc,
28# so we regenerate it always.
29# mkcompile_h will make sure to only update the
30# actual file if its content has changed.
31
32 chk_compile.h = :
33 quiet_chk_compile.h = echo ' CHK $@'
34silent_chk_compile.h = :
35include/generated/compile.h: FORCE
36 @$($(quiet)chk_compile.h)
37 $(Q)$(CONFIG_SHELL) $(srctree)/scripts/mkcompile_h $@ \
38 "$(UTS_MACHINE)" "$(CONFIG_SMP)" "$(CONFIG_PREEMPT)" "$(CC) $(KBUILD_CFLAGS)"