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Re: /bin/kill is broken! (was Re: SIGPWR)

Anders Hammarquist wrote:
> >I'm trying to build sysvinit 2.74-4 but init.c refers to SIGPWR macro which
> >is not defined on sparc.  Neither the kernel sparc sources (2.0.33 & 2.1.78
> >checked) nor the libc6-dev package provide it.
> >Refering to the manpage signal(7), SIGPWR could be 29, but it is also SIGLOST.
> >What is it's real value ?
> Aaargh! (or, I just tried to figure it out...) It seems that there is
> some confusion about which signals do what on the sparc. bash does not
> list a PWR signal, /bin/kill does. So I tried /bin/kill -PWR to see what
> signal I got:
> susan# /bin/kill -PWR $!
> [1]+  User defined signal 1   ./strace sleep 300
> Hmm, USR1 is 30 according to bash & signal.h. Lets try /bin/kill -USR1:
> susan# /bin/kill -USR1 $!  
> [1]+  Bus error               ./strace sleep 300
> It would seem that /bin/kill is sending signals according to i386 signal

Well, I fixed it.  I'm uploading a new bsdutils release & file a bug along with
my patches to the maintainer.

> numbers... From what I can gather, sparc doesn't really have a PWR signal
> at the moment, Solaris (and presumably SunOS) use 19 (which is SIGCONT for
> us). This may be somthing to ask on the sparclinux list...

The UPS-HOWTO tells us to use USR1 if no SIGPWR available.  However, SIGUSR1
already in used in init :-(  In fact, the latest upsd package only makes use of
I move this discussion to the sparclinux list.


 Eric Delaunay                 | "La guerre justifie l'existence des militaires.
 delaunay@lix.polytechnique.fr | En les supprimant." Henri Jeanson (1900-1970)

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