From 7373f4f83c71d50f0aece6d94309ab7fde42180f Mon Sep 17 00:00:00 2001 From: Arnaud Lacombe Date: Mon, 23 May 2011 00:04:43 -0400 Subject: [PATCH] kbuild: add implicit rules for parser generation Cc: David Gibson Cc: Michal Marek Signed-off-by: Arnaud Lacombe --- scripts/Makefile.lib | 38 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 38 insertions(+) diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib index 93b2b5938a2..b0d0c7a189f 100644 --- a/scripts/Makefile.lib +++ b/scripts/Makefile.lib @@ -160,6 +160,44 @@ ld_flags = $(LDFLAGS) $(ldflags-y) modname-multi = $(sort $(foreach m,$(multi-used),\ $(if $(filter $(subst $(obj)/,,$*.o), $($(m:.o=-objs)) $($(m:.o=-y))),$(m:.o=)))) +ifdef REGENERATE_PARSERS + +# GPERF +# --------------------------------------------------------------------------- +quiet_cmd_gperf = GPERF $@ + cmd_gperf = gperf -t --output-file $@ -a -C -E -g -k 1,3,$$ -p -t $< + +$(src)/%.hash.c_shipped: $(src)/%.gperf + $(call cmd,gperf) + +# LEX +# --------------------------------------------------------------------------- +LEX_PREFIX = $(if $(LEX_PREFIX_${baseprereq}),$(LEX_PREFIX_${baseprereq}),yy) + +quiet_cmd_flex = LEX $@ + cmd_flex = flex -o$@ -L -P $(LEX_PREFIX) $< + +$(src)/%.lex.c_shipped: $(src)/%.l + $(call cmd,flex) + +# YACC +# --------------------------------------------------------------------------- +YACC_PREFIX = $(if $(YACC_PREFIX_${baseprereq}),$(YACC_PREFIX_${baseprereq}),yy) + +quiet_cmd_bison = YACC $@ + cmd_bison = bison -o$@ -t -l -p $(YACC_PREFIX) $< + +$(src)/%.tab.c_shipped: $(src)/%.y + $(call cmd,bison) + +quiet_cmd_bison_h = YACC $@ + cmd_bison_h = bison -o/dev/null --defines=$@ -t -l -p $(YACC_PREFIX) $< + +$(src)/%.tab.h_shipped: $(src)/%.y + $(call cmd,bison_h) + +endif + # Shipped files # =========================================================================== -- 2.20.1