[RFC PATCH 0/8] signals: Support more than 64 signals
Pavel Machek
pavel at ucw.cz
Thu May 19 12:27:46 UTC 2022
Hi!
> > The only standard tools that support SIGINFO are sleep, dd and ping,
> > (and kill, for obvious reasons) so it's not like there's a vast hole
> > in the tooling or something, nor is there a large legacy software base
> > just waiting for SIGINFO to appear. So while I very much enjoyed
> > figuring out how to make SIGINFO work ...
>
> As far as I recall, GNU make on *BSD does support SIGINFO (Not a
> standard tool, but obviously an established one).
>
> The developers of strace have expressed interest in SIGINFO support
> to print tracer status messages (unfortunately, not on a public list).
> Computational software can use this instead of stderr progress spam, if
> run in an interactive fashion on a terminal, as it frequently is. There
> is a user base, it's just not very vocal on kernel lists. :)
And often it would be useful if cp supported this. Yes, this
is feature I'd like to see.
BR, Pavel
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