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Re: Missing documentation of the integer range (declare -i)
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From: |
Chet Ramey |
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Subject: |
Re: Missing documentation of the integer range (declare -i) |
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Date: |
Wed, 6 Dec 2017 07:57:35 -0700 |
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User-agent: |
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.12; rv:52.0) Gecko/20100101 Thunderbird/52.4.0 |
On 12/6/17 7:35 AM, H.-Dirk Schmitt wrote:
> Checked against: GNU bash, Version 4.4.12(1)-release (x86_64-pc-linux-
> gnu)
>
> I carefully read the man page and find no definition of the defined
> range of integer variables in bash.
> see also: `man bash |& grep -i integer`
It's machine-dependent. The documentation guarantees only `fixed-width
integers', represented as intmax_t. That gives you the widest range
possible on the platform for which your binary was built.
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/