Re: [PATCH] test: term: When checking if status line is a number, hide errors

[David Gibson <david@gibson.dropbear.id.au>]

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On Wed, Sep 14, 2022 at 11:57:55AM +0200, Stefano Brivio wrote:
> We use the [ "$x" -eq "$x" ] syntax to check if $x is a number. The
> behaviour is clearly implied by POSIX, but some shells might actually
> report the (intended) error, and dash floods script.log with
> "Illegal number" error messages. Hide them.
> 
> Signed-off-by: Stefano Brivio <sbrivio(a)redhat.com>

Reviewed-by: David Gibson <david(a)gibson.dropbear.id.au>

I see a bunch of these errors and it would be nice to get rid of them.

> ---
>  test/lib/term | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/test/lib/term b/test/lib/term
> index b31deac..eade2cd 100755
> --- a/test/lib/term
> +++ b/test/lib/term
> @@ -232,7 +232,7 @@ pane_status() {
>  	[ ${DEMO} -eq 1 ] && return 0
>  
>  	__status="$(pane_parse "${1}")"
> -	while ! [ "${__status}" -eq "${__status}" ]; do
> +	while ! [ "${__status}" -eq "${__status}" ] 2>/dev/null; do
>  		sleep 1
>  		pane_run "${1}" 'echo $?'
>  		pane_wait "${1}"

-- 
David Gibson			| I'll have my music baroque, and my code
david AT gibson.dropbear.id.au	| minimalist, thank you.  NOT _the_ _other_
				| _way_ _around_!
http://www.ozlabs.org/~dgibson

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