Bug#1087642: bsdutils: wall does not work at all

[Vincent Lefevre]

On 2024-11-19 17:57:17 +0100, Chris Hofstaedtler wrote:
> * Vincent Lefevre <vincent at vinc17.net> [241119 16:21]:
> > Not completely, but as the shutdown command from systemd-sysv uses
> > "wall" to warn users before a shutdown, this can yield data loss.
> > So this is really a major bug.
> 
> No, it really doesn't. systemd has its own implementation to write
> shutdown notifications, as can be seen here:
> https://sources.debian.org/src/systemd/257~rc2-3/src/shared/wall.c/

Well, the shutdown(8) man page from systemd-sysv says "wall message",
with a reference to wall(1), thus from bsdutils. This is highly
confusing!

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Vincent Lefèvre <vincent at vinc17.net> - Web: <https://www.vinc17.net/>
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