Date: Fri, 3 Mar 2017 23:12:26 +0100 From: Dirk-Willem van Gulik <dirkx@webweaving.org> To: freebsd-hackers@freebsd.org Subject: kill -0 <pid> --- side effect or supported Message-ID: <23F3BAC3-0D8B-4290-8DC2-818D67A0B6A9@webweaving.org>
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I regularly use 'kill -0 <pid>' on FreeBSD as a way to test if a = certain process is still running (but without actually sending the = signal). And I think it has worked reliably since the mid 80's. Is it actually a properly supported use - as I recently happened to = notice that it does not seem to be all that documented in kill( Dw.
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