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hostprogs-y := modpost mk_elfconfig
always := $(hostprogs-y) empty.o
modpost-objs := modpost.o file2alias.o sumversion.o
devicetable-offsets-file := devicetable-offsets.h
define sed-y
"/^->/{s:->#\(.*\):/* \1 */:; \
s:^->\([^ ]*\) [\$$#]*\([-0-9]*\) \(.*\):#define \1 \2 /* \3 */:; \
s:^->\([^ ]*\) [\$$#]*\([^ ]*\) \(.*\):#define \1 \2 /* \3 */:; \
s:->::; p;}"
endef
quiet_cmd_offsets = GEN $@
define cmd_offsets
(set -e; \
echo "#ifndef __DEVICEVTABLE_OFFSETS_H__"; \
echo "#define __DEVICEVTABLE_OFFSETS_H__"; \
echo "/*"; \
echo " * DO NOT MODIFY."; \
echo " *"; \
echo " * This file was generated by Kbuild"; \
echo " *"; \
echo " */"; \
echo ""; \
sed -ne $(sed-y) $<; \
echo ""; \
echo "#endif" ) > $@
endef
# We use internal kbuild rules to avoid the "is up to date" message from make
scripts/mod/devicetable-offsets.s: scripts/mod/devicetable-offsets.c FORCE
$(Q)mkdir -p $(dir $@)
$(call if_changed_dep,cc_s_c)
$(obj)/$(devicetable-offsets-file): scripts/mod/devicetable-offsets.s
$(call cmd,offsets)
# dependencies on generated files need to be listed explicitly
$(obj)/modpost.o $(obj)/file2alias.o $(obj)/sumversion.o: $(obj)/elfconfig.h
$(obj)/file2alias.o: $(obj)/$(devicetable-offsets-file)
quiet_cmd_elfconfig = MKELF $@
cmd_elfconfig = $(obj)/mk_elfconfig < $< > $@
$(obj)/elfconfig.h: $(obj)/empty.o $(obj)/mk_elfconfig FORCE
$(call if_changed,elfconfig)
targets += elfconfig.h
|
