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Re: lastpipe doesn't lastpipe when stdin (fd 0) is closed
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From: |
Chet Ramey |
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Subject: |
Re: lastpipe doesn't lastpipe when stdin (fd 0) is closed |
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Date: |
Fri, 18 Dec 2020 10:47:01 -0500 |
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User-agent: |
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:78.0) Gecko/20100101 Thunderbird/78.5.1 |
On 12/16/20 2:28 PM, Tomas Janousek wrote:
Hi,
bash-5.1 (and judging from git blame, all versions that ever supported
lastpipe, so 4.2+) fails to honor lastpipe when run without fd 0:
Thanks for the report.
The issue seems to be that execute_cmd.c:execute_pipeline insists on
saving/restoring stdin which obviously fails when there's no stdin open at
all:
That's not quite it, at least for the general case, but you're on the right
track. I'll look at changing this for the next version.
Chet
--
``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/