Path: csiph.com!3.us.feeder.erje.net!feeder.erje.net!news.linkpendium.com!news.linkpendium.com!panix!usenet.stanford.edu!not-for-mail From: Steffen Nurpmeso Newsgroups: gnu.bash.bug Subject: Re: Async processes started in functions not reliably started Date: Mon, 05 Aug 2019 14:05:43 +0200 Lines: 30 Approved: bug-bash@gnu.org Message-ID: References: <20190803224008.dVNLU%steffen@sdaoden.eu> <20190803231715.YFelC%steffen@sdaoden.eu> <20190805120543.Bf9-U%steffen@sdaoden.eu> NNTP-Posting-Host: lists.gnu.org X-Trace: usenet.stanford.edu 1565006755 6525 209.51.188.17 (5 Aug 2019 12:05:55 GMT) X-Complaints-To: action@cs.stanford.edu Cc: Steffen Nurpmeso To: bug-bash@gnu.org Envelope-to: bug-bash@gnu.org In-Reply-To: <20190803231715.YFelC%steffen@sdaoden.eu> Mail-Followup-To: bug-bash@gnu.org, Steffen Nurpmeso User-Agent: s-nail v14.9.14-9-g0a0ff75e OpenPGP: id=EE19E1C1F2F7054F8D3954D8308964B51883A0DD; url=https://ftp.sdaoden.eu/steffen.asc; preference=signencrypt BlahBlahBlah: Any stupid boy can crush a beetle. But all the professors in the world can make no bugs. X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 217.144.132.164 X-BeenThere: bug-bash@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Bug reports for the GNU Bourne Again SHell List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-Mailman-Original-Message-ID: <20190805120543.Bf9-U%steffen@sdaoden.eu> X-Mailman-Original-References: <20190803224008.dVNLU%steffen@sdaoden.eu> <20190803231715.YFelC%steffen@sdaoden.eu> Xref: csiph.com gnu.bash.bug:15295 Hi, and a nice Monday, if possible. Steffen Nurpmeso wrote in <20190803231715.YFelC%steffen@sdaoden.eu>: |Steffen Nurpmeso wrote in <20190803224008.dVNLU%steffen@sdaoden.eu>: | ... ||wanted to add a reaper process which automatically kills tests ||which need longer than X seconds. That turns out to be more | .. |Seems to work[.] ... | i=${!} | | sleep 1 | if kill -USR1 ${i} >/dev/null 2>&1; then Nonsense. I will synchronize on a temporary file so that the child will not die due to a not yet installed trap handler when the first signal is emitted. Would be nice to have some shell support for signalling the parent that the child is now functional, a pipe(2) is much easier than going through temporary files, but of course not a bash bug. Sorry for the noise. --steffen | |Der Kragenbaer, The moon bear, |der holt sich munter he cheerfully and one by one |einen nach dem anderen runter wa.ks himself off |(By Robert Gernhardt)