On November 17, 2020 5:04:19 AM GMT+01:00, Jordan Geoghegan
<jor...@geoghegan.ca> wrote:
>Hello,
>
>I'm not sure if this is a bug, or if it's just a pdksh thing, but I
>stumbled upon some interesting behaviour when I was tinkering around
>with quoting and using a poor mans array:
>
>test=$(cat <<'__EOT'
># I'll choose not to close this quote
>other_stuff
>__EOT
>)
>
>echo "$test"
>
>
>When I run this command on ash, dash, yash, bash, zsh or ksh93 I get
>the
>following output:
>
># I'll choose not to close this quote
>other_stuff
>
>But when I run it on ksh from base or any pdksh derivative it throws an
>
>error about an unclosed quote:
>
>test.sh[8]: no closing quote
I believe this is a known shortcoming of how ksh determines the scope of the
$(...).
/Alexander
>
>This snippet works on every POSIX-y shell in the ports tree, and fails
>on every pdksh variant I tried, including on NetBSD and DragonflyBSD as
>
>well. I don't have the requisite esoteric knowledge regarding pdksh's
>internal quoting logic, so I'm hoping one of the gurus here can
>determine whether this is a bug or if I'm just doing something
>annoying.
>
>Any insight that can be provided would be much appreciated.
>
>Regards,
>
>Jordan
