Re: [PATCH] libc: fix _dummy_signal_syscalls name in signalr.c

Corinna Vinschen <[email protected]> Tue, 20 Jan 2026 19:42:32 +0100
Newsgroups gmane.comp.lib.newlib
Message-ID <[email protected]>
On Jan 20 11:55, Jeff Johnston wrote:
> IIRC, the dummy variables were to prevent the object files from being empty
> and causing issues with one of the build tools we were using (likely
> libtool).

Meaning, we don't need them anymore?


Corinna


> 
> -- Jeff J.
> 
> On Tue, Jan 20, 2026 at 4:47 AM Corinna Vinschen <[email protected]>
> wrote:
> 
> > On Jan 19 12:11, [email protected] wrote:
> > > From: Andrew Oates <[email protected]>
> > >
> > > I don't understand the purpose of these dummy variables, but they date
> > > back to 2000 and the import of the 2000-02-17 snapshot.
> >
> > Me neither.  I defer to Jeff here.
> >
> >
> > Corinna
> >
> > > _dummy_link_syscalls is defined in two places, here and linkr.c.  This
> > > updates the symbol name to match the file, so we don't define the same
> > > symbol in two places.
> > > ---
> > >  newlib/libc/reent/signalr.c | 2 +-
> > >  1 file changed, 1 insertion(+), 1 deletion(-)
> > >
> > > diff --git a/newlib/libc/reent/signalr.c b/newlib/libc/reent/signalr.c
> > > index 863ae7400..e4945102f 100644
> > > --- a/newlib/libc/reent/signalr.c
> > > +++ b/newlib/libc/reent/signalr.c
> > > @@ -17,7 +17,7 @@
> > >
> > >  #ifdef REENTRANT_SYSCALLS_PROVIDED
> > >
> > > -int _dummy_link_syscalls = 1;
> > > +int _dummy_signal_syscalls = 1;
> > >
> > >  #else
> > >
> > > --
> > > 2.52.0
> >
> >