1 # SPDX-License-Identifier: GPL-2.0 1 # SPDX-License-Identifier: GPL-2.0
2 # ============================================ 2 # ==========================================================================
3 # Cleaning up 3 # Cleaning up
4 # ============================================ 4 # ==========================================================================
5 5
6 src := $(if $(VPATH),$(VPATH)/)$(obj) !! 6 src := $(obj)
7 7
8 PHONY := __clean 8 PHONY := __clean
9 __clean: 9 __clean:
10 10
11 include $(srctree)/scripts/Kbuild.include !! 11 include scripts/Kbuild.include
12 include $(kbuild-file) !! 12
>> 13 # The filename Kbuild has precedence over Makefile
>> 14 kbuild-dir := $(if $(filter /%,$(src)),$(src),$(srctree)/$(src))
>> 15 include $(if $(wildcard $(kbuild-dir)/Kbuild), $(kbuild-dir)/Kbuild, $(kbuild-dir)/Makefile)
13 16
14 # Figure out what we need to build from the va 17 # Figure out what we need to build from the various variables
15 # ============================================ 18 # ==========================================================================
16 19
17 subdir-ymn := $(sort $(subdir-y) $(subdir-m) $ 20 subdir-ymn := $(sort $(subdir-y) $(subdir-m) $(subdir-) \
18 $(patsubst %/,%, $(filter %/, 21 $(patsubst %/,%, $(filter %/, $(obj-y) $(obj-m) $(obj-))))
19 22
20 # Add subdir path 23 # Add subdir path
21 24
22 subdir-ymn := $(addprefix $(obj)/,$(subdi 25 subdir-ymn := $(addprefix $(obj)/,$(subdir-ymn))
23 26
24 # build a list of files to remove, usually rel 27 # build a list of files to remove, usually relative to the current
25 # directory 28 # directory
26 29
27 __clean-files := \ !! 30 __clean-files := $(extra-y) $(extra-m) $(extra-) \
28 $(clean-files) $(targets) $(hostprogs) !! 31 $(always) $(always-y) $(always-m) $(always-) $(targets) $(clean-files) \
29 $(extra-y) $(extra-m) $(extra-) \ !! 32 $(hostprogs) $(hostprogs-y) $(hostprogs-m) $(hostprogs-) \
30 $(always-y) $(always-m) $(always-) \ !! 33 $(hostlibs-y) $(hostlibs-m) $(hostlibs-) \
31 $(hostprogs-always-y) $(hostprogs-alwa !! 34 $(hostcxxlibs-y) $(hostcxxlibs-m)
32 $(userprogs-always-y) $(userprogs-alwa <<
33 35
34 __clean-files := $(filter-out $(no-clean-fil 36 __clean-files := $(filter-out $(no-clean-files), $(__clean-files))
35 37
36 __clean-files := $(wildcard $(addprefix $(ob !! 38 # clean-files is given relative to the current directory, unless it
>> 39 # starts with $(objtree)/ (which means "./", so do not add "./" unless
>> 40 # you want to delete a file from the toplevel object directory).
>> 41
>> 42 __clean-files := $(wildcard \
>> 43 $(addprefix $(obj)/, $(filter-out $(objtree)/%, $(__clean-files))) \
>> 44 $(filter $(objtree)/%, $(__clean-files)))
37 45
38 # ============================================ 46 # ==========================================================================
39 47
40 # To make this rule robust against "Argument l <<
41 # remove $(obj)/ prefix, and restore it by a s <<
42 quiet_cmd_clean = CLEAN $(obj) 48 quiet_cmd_clean = CLEAN $(obj)
43 cmd_clean = printf '$(obj)/%s ' $(patsub !! 49 cmd_clean = rm -rf $(__clean-files)
44 50
45 __clean: $(subdir-ymn) 51 __clean: $(subdir-ymn)
46 ifneq ($(strip $(__clean-files)),) 52 ifneq ($(strip $(__clean-files)),)
47 $(call cmd,clean) 53 $(call cmd,clean)
48 endif 54 endif
49 @: 55 @:
50 56
51 57
52 # ============================================ 58 # ===========================================================================
53 # Generic stuff 59 # Generic stuff
54 # ============================================ 60 # ===========================================================================
55 61
56 # Descending 62 # Descending
57 # -------------------------------------------- 63 # ---------------------------------------------------------------------------
58 64
59 PHONY += $(subdir-ymn) 65 PHONY += $(subdir-ymn)
60 $(subdir-ymn): 66 $(subdir-ymn):
61 $(Q)$(MAKE) $(clean)=$@ 67 $(Q)$(MAKE) $(clean)=$@
62 68
63 .PHONY: $(PHONY) 69 .PHONY: $(PHONY)
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