[PATCH] posix_spawn: skip SIGKILL & SIGSTOP

[Takashi Yano]

On Tue, 11 Mar 2025 17:46:35 +0900
Takashi Yano wrote:
> On Mon, 10 Mar 2025 22:55:17 +0800
> Yuyi Wang wrote:
> > 
> > sigaction() returns EINVAL on SIGKILL & SIGSTOP. We need to skip them.
> > ---
> >   newlib/libc/posix/posix_spawn.c | 2 ++
> >   1 file changed, 2 insertions(+)
> > 
> > diff --git a/newlib/libc/posix/posix_spawn.c b/newlib/libc/posix/posix_spawn.c
> > index 6fd6159d0..46e4e5369 100644
> > --- a/newlib/libc/posix/posix_spawn.c
> > +++ b/newlib/libc/posix/posix_spawn.c
> > @@ -199,6 +199,8 @@ process_spawnattr(const posix_spawnattr_t sa)
> > 
> >       if (sa->sa_flags & POSIX_SPAWN_SETSIGDEF) {
> >           for (i = 1; i < NSIG; i++) {
> > +            if (i == SIGKILL || i == SIGSTOP)
> > +                continue;
> >               if (sigismember(&sa->sa_sigdefault, i))
> >                   if (sigaction(i, &sigact, NULL) != 0)
> >                       return (errno);
> > -- 
> > 2.48.1.windows.1-2
> > 
> 
> Thanks for the patch. LGTM.

Sorry, your patch does not apply cleanly, because the
tab is expanded to spaces. Please fix that.

-- 
Takashi Yano <takashi.yano@nifty.ne.jp>