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Re: bash 5.1 heredoc pipes problematic, shopt needed
From: |
Chet Ramey |
Subject: |
Re: bash 5.1 heredoc pipes problematic, shopt needed |
Date: |
Mon, 25 Apr 2022 16:54:15 -0400 |
User-agent: |
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:91.0) Gecko/20100101 Thunderbird/91.8.1 |
On 4/25/22 4:33 PM, Alexey wrote:
My key point that we have two choices for future:
- make read from pipe faster, or
You mean the read builtin, right? I already explained those semantics.
- provide options for force here-string to use temp files.
Yes, the absolute worst case scenario has a performance penalty. The
question is how that affects things that run in real life scenarios. I
think making this a shell compatiblity mode option is the best place
to start.
I don't see any other options for fast-enough performance.
Since you don't define `fast-enough', it's not really a question that
can be answered.
--
``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/
- Re: bash 5.1 heredoc pipes problematic, shopt needed, (continued)
- Re: bash 5.1 heredoc pipes problematic, shopt needed, Greg Wooledge, 2022/04/24
- Re: bash 5.1 heredoc pipes problematic, shopt needed, Chet Ramey, 2022/04/25
- Re: bash 5.1 heredoc pipes problematic, shopt needed, Alexey, 2022/04/25
- Re: bash 5.1 heredoc pipes problematic, shopt needed, tetsujin, 2022/04/25
- Re: bash 5.1 heredoc pipes problematic, shopt needed, Alexey, 2022/04/25
- Re: bash 5.1 heredoc pipes problematic, shopt needed, Greg Wooledge, 2022/04/25
- Re: bash 5.1 heredoc pipes problematic, shopt needed, Chet Ramey, 2022/04/25
- Re: bash 5.1 heredoc pipes problematic, shopt needed, Alexey, 2022/04/25
- Re: bash 5.1 heredoc pipes problematic, shopt needed, Andreas Schwab, 2022/04/25
- Re: bash 5.1 heredoc pipes problematic, shopt needed,
Chet Ramey <=
- Re: bash 5.1 heredoc pipes problematic, shopt needed, Alexey, 2022/04/25
- Re: bash 5.1 heredoc pipes problematic, shopt needed, Alexey, 2022/04/28
- Re: bash 5.1 heredoc pipes problematic, shopt needed, Greg Wooledge, 2022/04/28
- Re: bash 5.1 heredoc pipes problematic, shopt needed, Alexey, 2022/04/28
- Re: bash 5.1 heredoc pipes problematic, shopt needed, Chet Ramey, 2022/04/28
Re: bash 5.1 heredoc pipes problematic, shopt needed, Chet Ramey, 2022/04/25
Re: bash 5.1 heredoc pipes problematic, shopt needed, Chet Ramey, 2022/04/25