xref: /openbmc/linux/arch/um/kernel/Makefile (revision 81d67439)
1#
2# Copyright (C) 2002 - 2007 Jeff Dike (jdike@{addtoit,linux,intel}.com)
3# Licensed under the GPL
4#
5
6CPPFLAGS_vmlinux.lds := -U$(SUBARCH) -DSTART=$(LDS_START) \
7                        -DELF_ARCH=$(LDS_ELF_ARCH)        \
8                        -DELF_FORMAT=$(LDS_ELF_FORMAT)
9extra-y := vmlinux.lds
10clean-files :=
11
12obj-y = config.o exec.o exitcode.o init_task.o irq.o ksyms.o mem.o \
13	physmem.o process.o ptrace.o reboot.o sigio.o \
14	signal.o smp.o syscall.o sysrq.o time.o tlb.o trap.o uaccess.o \
15	um_arch.o umid.o skas/
16
17obj-$(CONFIG_BLK_DEV_INITRD) += initrd.o
18obj-$(CONFIG_GPROF)	+= gprof_syms.o
19obj-$(CONFIG_GCOV)	+= gmon_syms.o
20obj-$(CONFIG_EARLY_PRINTK) += early_printk.o
21
22USER_OBJS := config.o
23
24include arch/um/scripts/Makefile.rules
25
26targets := config.c config.tmp
27
28# Be careful with the below Sed code - sed is pitfall-rich!
29# We use sed to lower build requirements, for "embedded" builders for instance.
30
31$(obj)/config.tmp: $(objtree)/.config FORCE
32	$(call if_changed,quote1)
33
34quiet_cmd_quote1 = QUOTE   $@
35      cmd_quote1 = sed -e 's/"/\\"/g' -e 's/^/"/' -e 's/$$/\\n",/' \
36		   $< > $@
37
38$(obj)/config.c: $(src)/config.c.in $(obj)/config.tmp FORCE
39	$(call if_changed,quote2)
40
41quiet_cmd_quote2 = QUOTE   $@
42      cmd_quote2 = sed -e '/CONFIG/{'          \
43		  -e 's/"CONFIG"//'            \
44		  -e 'r $(obj)/config.tmp'     \
45		  -e 'a \'                     \
46		  -e '""'                      \
47		  -e '}'                       \
48		  $< > $@
49