[dpdk-dev] [PATCH 1/4] compat: Add infrastructure to support symbol versioning
Neil Horman
nhorman at tuxdriver.com
Mon Dec 22 17:22:27 CET 2014
On Mon, Dec 22, 2014 at 02:01:10PM +0000, Gonzalez Monroy, Sergio wrote:
> Hi Neil,
>
> Just a couple of minor comments.
>
> > From: Neil Horman [mailto:nhorman at tuxdriver.com]
> > Sent: Saturday, December 20, 2014 9:02 PM
> > Subject: [PATCH 1/4] compat: Add infrastructure to support symbol
> > versioning
> >
> > Add initial pass header files to support symbol versioning.
> >
> [...]
> >
> > diff --git a/mk/rte.lib.mk b/mk/rte.lib.mk index 81bf8e1..2299cbe 100644
> > --- a/mk/rte.lib.mk
> > +++ b/mk/rte.lib.mk
> > @@ -40,8 +40,12 @@ VPATH += $(SRCDIR)
> >
> > ifeq ($(RTE_BUILD_SHARED_LIB),y)
> > LIB := $(patsubst %.a,%.so,$(LIB))
> > +
> > +CPU_LDFLAGS += --version-script=$(EXPORT_MAP)
>
> What about setting --version-script=$(SRCDIR)/$(EXPORT_MAP) so we can do:
> Ie. 'EXPORT_MAP = rte_eal_version.map' instead of 'EXPORT_MAP = $(RTE_SDK)/lib/librte_eal/linuxapp/eal/rte_eal_version.map'
>
> > +
> > endif
> >
> > +
> > _BUILD = $(LIB)
> > _INSTALL = $(INSTALL-FILES-y) $(SYMLINK-FILES-y)
> > $(RTE_OUTPUT)/lib/$(LIB) _CLEAN = doclean @@ -161,7 +165,9 @@ endif
> > $(RTE_OUTPUT)/lib/$(LIB): $(LIB)
> > @echo " INSTALL-LIB $(LIB)"
> > @[ -d $(RTE_OUTPUT)/lib ] || mkdir -p $(RTE_OUTPUT)/lib
> > +ifneq ($(LIB),)
> > $(Q)cp -f $(LIB) $(RTE_OUTPUT)/lib
> > +endif
> >
> We could move the ifneq($(LIB),) to the _INSTALL variable (top of the same file).
> Something like this:
>
> -_INSTALL = $(INSTALL-FILES-y) $(SYMLINK-FILES-y) $(RTE_OUTPUT)/lib/$(LIB)
> +_INSTALL = $(INSTALL-FILES-y) $(SYMLINK-FILES-y)
> +ifneq ($(LIB),)
> +_INSTALL += $(RTE_OUTPUT)/lib/$(LIB)
> +endif
>
Yeah, this all seems reasonable, I'll repost shortly
Thanks
Neil
> Thanks,
> Sergio
>
> > #
> > # Clean all generated files
> > --
> > 1.9.3
>
>
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