Hello Roland,

On Mon, Jun 17, 2019 at 04:06:46PM +0200, Roland Hieber wrote:
> busybox's find doesn't understand '-empty', so when running these
> postinst scripts on a system without GNU coreutils, they will display a
> nice help text instead.

In deed.

> diff --git a/rules/busybox.postinst b/rules/busybox.postinst
> index 6f564791d0c8..aa56d329fd72 100644
> --- a/rules/busybox.postinst
> +++ b/rules/busybox.postinst
> @@ -1,8 +1,7 @@
>  #!/bin/sh
>  
>  # generate inetd.conf
> -if [ -d $DESTDIR/etc/inetd.conf.d ] &&
> -   [ -z "`find $DESTDIR/etc/inetd.conf.d -type d -empty`" ]; then
> +if [ "`echo $DESTDIR/etc/inetd.conf.d/*`" != "$DESTDIR/etc/inetd.conf.d/*" ]; then
>  	cat $DESTDIR/etc/inetd.conf.d/* > $DESTDIR/etc/inetd.conf
>  fi

The use of backticks is discouraged by shellcheck:

https://github.com/koalaman/shellcheck/wiki/SC2006

Grüße
Alex

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