Path: csiph.com!tncsrv06.tnetconsulting.net!news.snarked.org!news.linkpendium.com!news.linkpendium.com!panix!usenet.stanford.edu!not-for-mail From: Chet Ramey Newsgroups: gnu.bash.bug Subject: Re: loadable sleep exits immediately Date: Wed, 13 Nov 2019 09:21:41 -0500 Lines: 18 Approved: bug-bash@gnu.org Message-ID: References: Reply-To: chet.ramey@case.edu NNTP-Posting-Host: lists.gnu.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit X-Trace: usenet.stanford.edu 1573654925 30210 209.51.188.17 (13 Nov 2019 14:22:05 GMT) X-Complaints-To: action@cs.stanford.edu Cc: chet.ramey@case.edu To: p.debruijn@unilogic.nl, bug-bash@gnu.org Envelope-to: bug-bash@gnu.org DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=case.edu; s=smtp-primary; t=1573654918; bh=QeQ2Y/nFGYyGk9B9u6tFAKgGkntWoGbEmJ7qO71mZJo=; h=Reply-To:Cc:Subject:To:References:From:Message-ID:Date: MIME-Version:In-Reply-To:Content-Type:Content-Transfer-Encoding; b=XRlh4zWwr9WjCBdh1ZyWOUXr+Nq2o+hRoMDPvygUk3RRFr8rHbG12AR62huK+KfnsE lwIAmIbOciIWTytm4lWMsz8WG6/5Cb2DkVxqS10MIwfGcWEwFDZWsMd+0KCRcARcRZl smBlQOtmdMVHsPNzXf4S/777mtqshO/DOkYnqAj7Zd9ZbGq6jeAAlrJy6MjenNylde4 EsYJkiXWP4ap5ypw22Gi4mdbH/pddlO8KTGNi6z7yOQKkcywkSMXzetRQkhNOmsC6rw 1wYub4SNASuaKsahdPZE5B9QRR95KX86aYYTTeaKvDLK+ruLN3rKhoBPSHw0KuNg2MX xnNV+iig== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=case.edu; s=smtp-primary; t=1573654914; bh=chxRQKLkzDmuCoxusZW8OazIxgI1mCrJfmnkLIhVYfE=; h=Reply-To:Cc:Subject:To:References:From:Message-ID:Date: MIME-Version:In-Reply-To:Content-Type:Content-Transfer-Encoding; b=aFgwYbMtT7TyxhYvQid9ZGzaMZWNtOxCT9BhXr0utCAZ4VYgx1ECbX/TC8bHH+Kz/S HSO3Mwr0xoq/t8UVl+0uFo2eisYyI9ZOZmUC6RuqzP7ULeYrn2/1wS4dO7/onQyZHaT S+6VsaADKyk/Q6OTSNQWbrblZgby5sevEmLq28Smar3cUoWVO6EFpk2UTdx+HqUC5u+ 5KU9jIbgj5t+o5HWjw4RnwVEOZEIgM6hxKFziAqqAoSjBBTriJDN7fJFCunWdBqJqHL 7AOHWyx3VrQTOuwKUo7do55T91qlrui9r4O27vswCY5uGATYoxZy6Td6ijPChgUA2CX jq5K16wg== User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:68.0) Gecko/20100101 Thunderbird/68.2.2 In-Reply-To: Content-Language: en-US X-Junkmail-Status: score=7/90, host=mpv3-2015.case.edu X-Junkmail-PrAS-Raw: score=7/90, refid=2.7.2:2019.11.13.133616:17:7.944, ip=, rules=DKIM_SIGNATURE, __HAS_REPLYTO, __HAS_CC_HDR, __FRAUD_SUBJ_A, __SUBJ_REPLY, __BOUNCE_CHALLENGE_SUBJ, __BOUNCE_NDR_SUBJ_EXEMPT, __TO_MALFORMED_2, __TO_NO_NAME, __HAS_REFERENCES, __REFERENCES, __HAS_FROM, FROM_EDU_TLD, __HAS_MSGID, __SANE_MSGID, DATE_TZ_NA, __USER_AGENT, __MOZILLA_USER_AGENT, __MIME_VERSION, __IN_REP_TO, __CT, __CT_TEXT_PLAIN, __CTE, __REPLYTO_SAMEAS_FROM_ADDY, __REPLYTO_SAMEAS_FROM_ACC, __FROM_DOMAIN_IN_ANY_CC1, __FROM_DOMAIN_IN_ANY_CC2, __REPLYTO_SAMEAS_FROM_DOMAIN, __DKIM_ALIGNS_1, __DKIM_ALIGNS_2, __ANY_URI, __URI_MAILTO, __URI_WITH_PATH, __URI_NO_WWW, __CP_URI_IN_BODY, __SUBJ_ALPHA_NEGATE, __URI_IN_BODY, __URI_NOT_IMG, __FORWARDED_MSG, __BODY_NO_MAILTO, __NO_HTML_TAG_RAW, BODYTEXTP_SIZE_3000_LESS, BODY_SIZE_500_599, __MIME_TEXT_P1, __MIME_TEXT_ONLY, __URI_NS, SXL_IP_TFX_WM[202.103.22.129.fur], HTML_00_01, HTML_00_10, DKIM_ALIGNS, [TRUNCATED], so=2010-03-03 19:42:08, dmn=2016-08-03-0138 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.4.x-2.6.x [generic] [fuzzy] X-Received-From: 129.22.103.194 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: X-Mailman-Original-References: Xref: csiph.com gnu.bash.bug:15667 On 11/12/19 9:15 AM, p.debruijn@unilogic.nl wrote: > Bash Version: 4.4 > Patch Level: 23 > Release Status: release > > Description: > The loadable sleep function seems to exit almost immediately > in some specific cases. It's getting interrupted by SIGCHLD. It's fixed in bash-5.0 by blocking SIGCHLD in the appropriate function, using select or pselect. -- ``The lyf so short, the craft so long to lerne.'' - Chaucer ``Ars longa, vita brevis'' - Hippocrates Chet Ramey, UTech, CWRU chet@case.edu http://tiswww.cwru.edu/~chet/