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