1# SPDX-License-Identifier: GPL-2.0
 2
 3GENERIC_VDSO_MK_PATH := $(abspath $(lastword $(MAKEFILE_LIST)))
 4GENERIC_VDSO_DIR := $(dir $(GENERIC_VDSO_MK_PATH))
 5
 6c-gettimeofday-$(CONFIG_GENERIC_GETTIMEOFDAY) := $(addprefix $(GENERIC_VDSO_DIR), gettimeofday.c)
 7
 8# This cmd checks that the vdso library does not contain dynamic relocations.
 9# It has to be called after the linking of the vdso library and requires it
10# as a parameter.
11#
12# As a workaround for some GNU ld ports which produce unneeded R_*_NONE
13# dynamic relocations, ignore R_*_NONE.
14quiet_cmd_vdso_check = VDSOCHK $@
15      cmd_vdso_check = if $(READELF) -rW $@ | grep -v _NONE | grep -q " R_\w*_"; \
16		       then (echo >&2 "$@: dynamic relocations are not supported"; \
17			     rm -f $@; /bin/false); fi