Kill(2) Man page bug? Vax and Sun
Skip Egdorf
hwe at lanl.ARPA
Sat Mar 29 02:25:24 AEST 1986
> The kill(2) man page in both 4.2bsd and Sun Release 2.0 states:
>
> If the process number is 0, the signal is sent to *all other*
> processes in the sender's process group; this is a variant of
> killpg(2). (emphasis mine)
>
...
>
> I don't have my historical manuals in front of me, so I can't say when
> this language was introduced to the kill(2) man page, but it clearly
> diverges from the System V man page and the Sun and Vax
> implementations. I always have assumed kill(0, ...) does what it does
> and am puzzled by the propagation of the wording in the man page. Is
> it just sloppy English, or did someone actually think this was a
> useful feature and document it but never implement it? I expect a
> number of things would break if kill actually did what I interpret the
> man page to say it does.
>
> o.o --ptw
> ~
>From V7 1979:
kill(2)...
if the process number is 0, the signal is sent to all other
processes in the sender's process group; see tty(4).
My V6 manuals are at home, not here...
Any one have a set from PWB??
Skip Egdorf
egdorf at lanl.ARPA
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