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Re: loadable sleep exits immediately

From: Chet Ramey
Subject: Re: loadable sleep exits immediately
Date: Wed, 13 Nov 2019 09:21:41 -0500
User-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:68.0) Gecko/20100101 Thunderbird/68.2.2

On 11/12/19 9:15 AM, address@hidden wrote:

Bash Version: 4.4
Patch Level: 23
Release Status: release

        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    address@hidden    http://tiswww.cwru.edu/~chet/

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