linux/scripts/Makefile.vdsoinst
Masahiro Yamada c1a8627164 kbuild: fix build ID symlinks to installed debug VDSO files
Commit 56769ba4b2 ("kbuild: unify vdso_install rules") accidentally
dropped the '.debug' suffix from the build ID symlinks.

Fixes: 56769ba4b2 ("kbuild: unify vdso_install rules")
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
2023-12-23 23:24:03 +09:00

46 lines
1.1 KiB
Makefile

# SPDX-License-Identifier: GPL-2.0-only
# ==========================================================================
# Install unstripped copies of vDSO
# ==========================================================================
PHONY := __default
__default:
@:
include $(srctree)/scripts/Kbuild.include
install-dir := $(MODLIB)/vdso
define gen_install_rules
src := $$(firstword $$(subst :,$(space),$(1)))
dest := $(install-dir)/$$(or $$(word 2,$$(subst :,$(space),$(1))),$$(patsubst %.dbg,%,$$(notdir $(1))))
__default: $$(dest)
$$(dest): $$(src) FORCE
$$(call cmd,install)
# Some architectures create .build-id symlinks
ifneq ($(filter arm sparc x86, $(SRCARCH)),)
link := $(install-dir)/.build-id/$$(shell $(READELF) -n $$(src) | sed -n 's@^.*Build ID: \(..\)\(.*\)@\1/\2@p').debug
__default: $$(link)
$$(link): $$(dest) FORCE
$$(call cmd,symlink)
endif
endef
$(foreach x, $(sort $(INSTALL_FILES)), $(eval $(call gen_install_rules,$(x))))
quiet_cmd_install = INSTALL $@
cmd_install = mkdir -p $(dir $@); cp $< $@
quiet_cmd_symlink = SYMLINK $@
cmd_symlink = mkdir -p $(dir $@); ln -sf --relative $< $@
PHONY += FORCE
FORCE:
.PHONY: $(PHONY)