diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib index aeea84a24836..5d986d9adf1b 100644 --- a/scripts/Makefile.lib +++ b/scripts/Makefile.lib @@ -167,6 +167,7 @@ ifdef REGENERATE_PARSERS quiet_cmd_gperf = GPERF $@ cmd_gperf = gperf -t --output-file $@ -a -C -E -g -k 1,3,$$ -p -t $< +.PRECIOUS: $(src)/%.hash.c_shipped $(src)/%.hash.c_shipped: $(src)/%.gperf $(call cmd,gperf) @@ -177,6 +178,7 @@ LEX_PREFIX = $(if $(LEX_PREFIX_${baseprereq}),$(LEX_PREFIX_${baseprereq}),yy) quiet_cmd_flex = LEX $@ cmd_flex = flex -o$@ -L -P $(LEX_PREFIX) $< +.PRECIOUS: $(src)/%.lex.c_shipped $(src)/%.lex.c_shipped: $(src)/%.l $(call cmd,flex) @@ -187,12 +189,14 @@ YACC_PREFIX = $(if $(YACC_PREFIX_${baseprereq}),$(YACC_PREFIX_${baseprereq}),yy) quiet_cmd_bison = YACC $@ cmd_bison = bison -o$@ -t -l -p $(YACC_PREFIX) $< +.PRECIOUS: $(src)/%.tab.c_shipped $(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) $< +.PRECIOUS: $(src)/%.tab.h_shipped $(src)/%.tab.h_shipped: $(src)/%.y $(call cmd,bison_h)