[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [PATCH v1 1/7] tools/ocaml/Makefile: do not run ocamldep during make clean
On 29.07.2022 19:53, Edwin Török wrote: > Trying to include .ocamldep.make will cause it to be generated if it > doesn't exist. > We do not want this during make clean: we would remove it anyway. > > Speeds up make clean. > > Before (measured on f732240fd3bac25116151db5ddeb7203b62e85ce, July 2022): > ``` > Parsing > /home/edwin/xen2/tools/ocaml/libs/xl/../../../../tools/libs/light/libxl_types.idl > Parsing > /home/edwin/xen2/tools/ocaml/libs/xl/../../../../tools/libs/light/libxl_types.idl > Parsing > /home/edwin/xen2/tools/ocaml/libs/xl/../../../../tools/libs/light/libxl_types.idl > Parsing > /home/edwin/xen2/tools/ocaml/libs/xl/../../../../tools/libs/light/libxl_types.idl > Parsing > /home/edwin/xen2/tools/ocaml/libs/xl/../../../../tools/libs/light/libxl_types.idl > > Performance counter stats for 'make clean -j8 -s' (5 runs): > > 4.2233 +- 0.0208 seconds time elapsed ( +- 0.49% ) > ``` > > After: > ``` > perf stat -r 5 --null make clean -j8 -s > > Performance counter stats for 'make clean -j8 -s' (5 runs): > > 2.7325 +- 0.0138 seconds time elapsed ( +- 0.51% ) > ``` > > No functional change. > > Signed-off-by: Edwin Török <edvin.torok@xxxxxxxxxx> I've committed this as is since it was acked and is an improvement in any event, but ... > --- a/tools/ocaml/Makefile.rules > +++ b/tools/ocaml/Makefile.rules > @@ -44,8 +44,10 @@ META: META.in > > ALL_OCAML_OBJ_SOURCES=$(addsuffix .ml, $(ALL_OCAML_OBJS)) > > +ifneq ($(MAKECMDGOALS),clean) > .ocamldep.make: $(ALL_OCAML_OBJ_SOURCES) Makefile > $(OCAML_TOPLEVEL)/Makefile.rules > $(call quiet-command, $(OCAMLDEP) $(ALL_OCAML_OBJ_SOURCES) *.mli > $o,MLDEP,) > +endif ... what about the distclean goal? Jan
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