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Re: sh vs. bash -xc 'a=b c=$a'
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From: |
Chet Ramey |
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Subject: |
Re: sh vs. bash -xc 'a=b c=$a' |
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Date: |
Thu, 23 May 2024 09:07:55 -0400 |
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User-agent: |
Mozilla Thunderbird |
On 5/22/24 10:57 PM, Oğuz wrote:
And some Bourne shells expand command substitutions first
$ (exit 5)
$ x=$? y=`exit 10`
$ echo $x
10
It's worse than that. The v7 sh performed assignments right to left.
--
``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/
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