Re: Bash-5.2-alpha available

[Chet Ramey]

On 1/22/22 4:09 AM, Oğuz wrote:
> On Fri, Jan 21, 2022 at 6:28 PM Chet Ramey <chet.ramey@case.edu> wrote:
> > a. Fixed a bug that assigned a value to the variable name supplied as an
> >     argument to `wait -p' when there were no jobs.
>
> This doesn't seem like it's fixed
>
> $ bash -c 'echo $BASH_VERSION; unset foo; for i in 1 2 3; do wait -p
> foo; declare -p foo; done'
> 5.2.0(13)-alpha
> declare -- foo="0"
> declare -- foo="1638738736"
> declare -- foo="1638738960"

`wait -p' doesn't really do anything useful when the `-n' option isn't
supplied. But we can make sure to leave it unset if there aren't any jobs.

> > e. Here-document parsing now handles $'...' and $"..." quoting when reading the
> >     here-document body.
>
> And I don't think this is very useful with aposthropes remaining
>
> $ cat <<X
> $'\n'
> X
> '
> '

$'\n' is identical to
'
'

Here-document bodies are parsed as if they are within double quotes, and
single quotes are not special within double quotes.

--
``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/