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# SPDX-License-Identifier: GPL-2.0
quiet_cmd_chkbss = CHKBSS $<
define cmd_chkbss
if ! $(OBJDUMP) -j .bss -w -h $< | awk 'END { if ($$3) exit 1 }'; then \
echo "error: $< .bss section is not empty" >&2; exit 1; \
fi; \
touch $@;
endef
chkbss-target ?= $(obj)/built-in.a
ifneq (,$(findstring /,$(chkbss)))
$(chkbss-target): $(patsubst %, %.chkbss, $(chkbss))
else
$(chkbss-target): $(patsubst %, $(obj)/%.chkbss, $(chkbss))
endif
%.o.chkbss: %.o
$(call cmd,chkbss)
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