On Wed, Mar 18, 2020 at 09:42:56AM -0600, Simon Glass wrote:
> Bash allows for variables to expand only if non-empty:
>
> $ var=test
> $ echo ${var:+"$var"}
> test
> $ echo ${var:+"-k $var"}
> -k test
> $ var=
> $ echo ${var:+"-k $var"}
>
> Use this feature to avoid the workaround.
>
> Signed-off-by: Simon Glass <s...@chromium.org>
> Reviewed-by: Tom Rini <tr...@konsulko.com>Applied to u-boot/master, thanks! -- Tom
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