| |
| 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)/parse.h |
| |
| $(obj)/lex.c: $(obj)/lex.l $(obj)/parse.h $(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 |