Current File : //usr/src/linux-headers-5.15.0-125-generic/lib/vdso/Makefile
# SPDX-License-Identifier: GPL-2.0
GENERIC_VDSO_MK_PATH := $(abspath $(lastword $(MAKEFILE_LIST)))
GENERIC_VDSO_DIR := $(dir $(GENERIC_VDSO_MK_PATH))
c-gettimeofday-$(CONFIG_GENERIC_GETTIMEOFDAY) := $(addprefix $(GENERIC_VDSO_DIR), gettimeofday.c)
# This cmd checks that the vdso library does not contain absolute relocation
# It has to be called after the linking of the vdso library and requires it
# as a parameter.
#
# $(ARCH_REL_TYPE_ABS) is defined in the arch specific makefile and corresponds
# to the absolute relocation types printed by "objdump -R" and accepted by the
# dynamic linker.
ifndef ARCH_REL_TYPE_ABS
$(error ARCH_REL_TYPE_ABS is not set)
endif
quiet_cmd_vdso_check = VDSOCHK $@
cmd_vdso_check = if $(OBJDUMP) -R $@ | grep -E -h "$(ARCH_REL_TYPE_ABS)"; \
then (echo >&2 "$@: dynamic relocations are not supported"; \
rm -f $@; /bin/false); fi
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