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- hostprogs-y := genksyms
- always := $(hostprogs-y)
- genksyms-objs := genksyms.o parse.o lex.o
- # -I needed for generated C source (shipped source)
- HOSTCFLAGS_parse.o := -Wno-uninitialized -I$(src)
- # dependencies on generated files need to be listed explicitly
- $(obj)/lex.o: $(obj)/parse.h $(obj)/keywords.c
- # -I needed for generated C source (shipped source)
- HOSTCFLAGS_lex.o := -I$(src)
- ifdef GENERATE_PARSER
- # gperf
- quiet_cmd_keywords.c = GPERF $@
- cmd_keywords.c = gperf -L ANSI-C -a -C -E -g -H is_reserved_hash \
- -k 1,3,$$ -N is_reserved_word -p -t $< > $@
- $(obj)/keywords.c: $(obj)/keywords.gperf FORCE
- $(call if_changed,keywords.c)
- cp $@ $@_shipped
- # flex
- quiet_cmd_lex.c = FLEX $@
- cmd_lex.c = flex -o$@ -d $<
- $(obj)/lex.c: $(obj)/lex.l $(obj)/keywords.c FORCE
- $(call if_changed,lex.c)
- cp $@ $@_shipped
- # bison
- quiet_cmd_parse.c = BISON $@
- cmd_parse.c = bison -o$@ -dtv $(filter-out FORCE,$^)
- $(obj)/parse.c: $(obj)/parse.y FORCE
- $(call if_changed,parse.c)
- cp $@ $@_shipped
- cp $(@:.c=.h) $(@:.c=.h)_shipped
- $(obj)/parse.h: $(obj)/parse.c ;
- clean-files += parse.output
- endif
- targets += keywords.c lex.c parse.c parse.h
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