Merge tag 'tty-5.15-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty
[platform/kernel/linux-rpi.git] / tools / build / Makefile
1 # SPDX-License-Identifier: GPL-2.0
2 ifeq ($(srctree),)
3 srctree := $(patsubst %/,%,$(dir $(CURDIR)))
4 srctree := $(patsubst %/,%,$(dir $(srctree)))
5 endif
6
7 include $(srctree)/tools//scripts/Makefile.include
8
9 define allow-override
10   $(if $(or $(findstring environment,$(origin $(1))),\
11             $(findstring command line,$(origin $(1)))),,\
12     $(eval $(1) = $(2)))
13 endef
14
15 $(call allow-override,CC,$(CROSS_COMPILE)gcc)
16 $(call allow-override,LD,$(CROSS_COMPILE)ld)
17
18 export HOSTCC HOSTLD HOSTAR
19
20 ifeq ($(V),1)
21   Q =
22 else
23   Q = @
24 endif
25
26 export Q srctree CC LD
27
28 MAKEFLAGS := --no-print-directory
29 build     := -f $(srctree)/tools/build/Makefile.build dir=. obj
30
31 all: $(OUTPUT)fixdep
32
33 # Make sure there's anything to clean,
34 # feature contains check for existing OUTPUT
35 TMP_O := $(if $(OUTPUT),$(OUTPUT)feature/,./)
36
37 clean:
38         $(call QUIET_CLEAN, fixdep)
39         $(Q)find $(if $(OUTPUT),$(OUTPUT),.) -name '*.o' -delete -o -name '\.*.cmd' -delete -o -name '\.*.d' -delete
40         $(Q)rm -f $(OUTPUT)fixdep
41         $(call QUIET_CLEAN, feature-detect)
42 ifneq ($(wildcard $(TMP_O)),)
43         $(Q)$(MAKE) -C feature OUTPUT=$(TMP_O) clean >/dev/null
44 endif
45
46 $(OUTPUT)fixdep-in.o: FORCE
47         $(Q)$(MAKE) $(build)=fixdep
48
49 $(OUTPUT)fixdep: $(OUTPUT)fixdep-in.o
50         $(QUIET_LINK)$(HOSTCC) $(KBUILD_HOSTLDFLAGS) -o $@ $<
51
52 FORCE:
53
54 .PHONY: FORCE