1 # SPDX-License-Identifier: GPL-2.0-only 1 # SPDX-License-Identifier: GPL-2.0-only
2 # ============================================ 2 # ==========================================================================
3 # Install unstripped copies of vDSO 3 # Install unstripped copies of vDSO
4 # ============================================ 4 # ==========================================================================
5 5
6 PHONY := __default 6 PHONY := __default
7 __default: 7 __default:
8 @: 8 @:
9 9
10 include $(srctree)/scripts/Kbuild.include 10 include $(srctree)/scripts/Kbuild.include
11 11
12 install-dir := $(MODLIB)/vdso 12 install-dir := $(MODLIB)/vdso
13 13
14 define gen_install_rules 14 define gen_install_rules
15 15
16 dest := $(install-dir)/$$(patsubst %.dbg,%,$$( !! 16 src := $$(firstword $$(subst :,$(space),$(1)))
>> 17 dest := $(install-dir)/$$(or $$(word 2,$$(subst :,$(space),$(1))),$$(patsubst %.dbg,%,$$(notdir $(1))))
17 18
18 __default: $$(dest) 19 __default: $$(dest)
19 $$(dest): $(1) FORCE !! 20 $$(dest): $$(src) FORCE
20 $$(call cmd,install) 21 $$(call cmd,install)
21 22
22 # Some architectures create .build-id symlinks 23 # Some architectures create .build-id symlinks
23 ifneq ($(filter arm s390 sparc x86, $(SRCARCH) !! 24 ifneq ($(filter arm sparc x86, $(SRCARCH)),)
24 link := $(install-dir)/.build-id/$$(shell $(RE !! 25 link := $(install-dir)/.build-id/$$(shell $(READELF) -n $$(src) | sed -n 's@^.*Build ID: \(..\)\(.*\)@\1/\2@p').debug
25 26
26 __default: $$(link) 27 __default: $$(link)
27 $$(link): $$(dest) FORCE 28 $$(link): $$(dest) FORCE
28 $$(call cmd,symlink) 29 $$(call cmd,symlink)
29 endif 30 endif
30 31
31 endef 32 endef
32 33
33 $(foreach x, $(sort $(INSTALL_FILES)), $(eval 34 $(foreach x, $(sort $(INSTALL_FILES)), $(eval $(call gen_install_rules,$(x))))
34 35
35 quiet_cmd_install = INSTALL $@ 36 quiet_cmd_install = INSTALL $@
36 cmd_install = mkdir -p $(dir $@); cp $< 37 cmd_install = mkdir -p $(dir $@); cp $< $@
37 38
38 quiet_cmd_symlink = SYMLINK $@ 39 quiet_cmd_symlink = SYMLINK $@
39 cmd_symlink = mkdir -p $(dir $@); ln -sf 40 cmd_symlink = mkdir -p $(dir $@); ln -sf --relative $< $@
40 41
41 PHONY += FORCE 42 PHONY += FORCE
42 FORCE: 43 FORCE:
43 44
44 .PHONY: $(PHONY) 45 .PHONY: $(PHONY)
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