Re: [dpdk-dev] [PATCH v8 2/2] app/test_pmd: add tests for new API's

[Thomas Monjalon <thomas.monjalon@6wind.com>]

2016-10-12 16:21, Iremonger, Bernard:
> Hi Thomas,
> 
> <snip>
> > > > > > Subject: Re: [dpdk-dev] [PATCH v8 2/2] app/test_pmd: add tests
> > > > > > for new API's
> > > > > >
> > > > > > 2016-10-12 16:03, Bernard Iremonger:
> > > > > > > --- a/app/test-pmd/Makefile
> > > > > > > +++ b/app/test-pmd/Makefile
> > > > > > > @@ -58,6 +58,17 @@ SRCS-y += csumonly.c  SRCS-y += icmpecho.c
> > > > > > >  SRCS-$(CONFIG_RTE_LIBRTE_IEEE1588) += ieee1588fwd.c
> > > > > > >
> > > > > > > +ifeq ($(CONFIG_RTE_BUILD_SHARED_LIB),n)
> > > > > > > +LDLIBS-$(CONFIG_RTE_LIBRTE_IXGBE_PMD) += -lrte_pmd_ixgbe
> > > > endif
> > > > > > > +
> > > > > > > +ifeq ($(CONFIG_RTE_BUILD_SHARED_LIB),y)
> > > > > > > +ifeq ($(CONFIG_RTE_LIBRTE_IXGBE_PMD),y)
> > > > > > > +LDLIBS += -lrte_pmd_ixgbe
> > > > > > > +endif
> > > > > > > +endif
> > > > > >
> > > > > > Sorry if I miss something, but I thought it was enough to do:
> > > > > > LDLIBS-$(CONFIG_RTE_LIBRTE_IXGBE_PMD) += -lrte_pmd_ixgbe
> > > > >
> > > > > No unfortunately not, the above line does not work for all scenarios .
> > > > >
> > > > > There are 4 scenarios as follows:
> > > > >
> > > > > CONFIG_RTE_LIBRTE_IXGBE_PMD=y  with
> > > > CONFIG_RTE_BUILD_SHARED_LIB=n
> > > > >
> > > > > CONFIG_RTE_LIBRTE_IXGBE_PMD=y  with
> > > > CONFIG_RTE_BUILD_SHARED_LIB=y
> > > > >
> > > > > CONFIG_RTE_LIBRTE_IXGBE_PMD=n  with
> > > > CONFIG_RTE_BUILD_SHARED_LIB=y
> > > > >
> > > > > CONFIG_RTE_LIBRTE_IXGBE_PMD=n  with
> > > > CONFIG_RTE_BUILD_SHARED_LIB=n
> > > > >
> > > > > I have been doing quite a bit of building today to get it to work
> > > > > in all 4
> > > > scenarios.
> > > >
> > > > I have a doubt about the tests because LDLIBS-y does not exist.
> > > > There is _LDLIBS-y and LDLIBS.
> > > > But in the static case, you wrote:
> > > > 	LDLIBS-$(CONFIG_RTE_LIBRTE_IXGBE_PMD) += -lrte_pmd_ixgbe
> > endif
> > > > Please could you check?
> > >
> > > LDLIBS-y exists in some of the scenarios but not all.
> > 
> > I think I'm something obvious.
> > Please could you point the line where LDLIBS-y is used?
> 
> Line 62  of latest Makefile;
> LDLIBS-$(CONFIG_RTE_LIBRTE_IXGBE_PMD) += -lrte_pmd_ixgbe

No, I mean where do you find LDLIBS- (without underscore) before your patch?
git grep '\<LDLIBS-' returns nothing.