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SubjectRe: [PATCH] libtraceevent: Add dependency on libdl
On Mon, 6 Jan 2020 19:19:55 -0300
Arnaldo Carvalho de Melo <arnaldo.melo@gmail.com> wrote:

> Em Thu, Dec 26, 2019 at 10:49:31PM +0000, Sudip Mukherjee escreveu:
> > event-plugin.c is calling dl_*() functions but it is not linked with
> > libdl. As a result when we use ldd on the generated libtraceevent.so
> > file, it does not list libdl as one of its dependencies.
> > Add -ldl explicitly as done in tools/lib/lockdep.
>
> Rostedt, can you ack this one? It applies just fine.

Reviewed-by: Steven Rostedt (VMware) <rostedt@goodmis.org>

Thanks!

-- Steve

>
> - Arnaldo
>
> > Signed-off-by: Sudip Mukherjee <sudipm.mukherjee@gmail.com>
> > ---
> > tools/lib/traceevent/Makefile | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/tools/lib/traceevent/Makefile b/tools/lib/traceevent/Makefile
> > index c874c017c636..0d0575981cc7 100644
> > --- a/tools/lib/traceevent/Makefile
> > +++ b/tools/lib/traceevent/Makefile
> > @@ -143,7 +143,7 @@ $(TE_IN): force
> > $(Q)$(MAKE) $(build)=libtraceevent
> >
> > $(OUTPUT)libtraceevent.so.$(EVENT_PARSE_VERSION): $(TE_IN)
> > - $(QUIET_LINK)$(CC) --shared $(LDFLAGS) $^ -Wl,-soname,libtraceevent.so.$(EP_VERSION) -o $@
> > + $(QUIET_LINK)$(CC) --shared $(LDFLAGS) $^ -ldl -Wl,-soname,libtraceevent.so.$(EP_VERSION) -o $@
> > @ln -sf $(@F) $(OUTPUT)libtraceevent.so
> > @ln -sf $(@F) $(OUTPUT)libtraceevent.so.$(EP_VERSION)
> >
> > --
> > 2.11.0
>

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