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# SPDX-License-Identifier: GPL-2.0
chkbss-target ?= built-in.a
$(obj)/$(chkbss-target): chkbss
chkbss-files := $(addsuffix .chkbss, $(chkbss))
clean-files += $(chkbss-files)
PHONY += chkbss
chkbss: $(addprefix $(obj)/, $(chkbss-files))
quiet_cmd_chkbss = CHKBSS $<
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 $@;
$(obj)/%.o.chkbss: $(obj)/%.o
$(call cmd,chkbss)
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