Re: [OpenBIOS] [PATCH] switch-arch: Add non-standard compiler prefix support

[Andreas Färber]

Am 10.05.2015 um 23:37 schrieb Tarl Neustaedter:
> On 2015-May-10 17:08 , Programmingkid wrote:
> [...]
> > What advantage does the code  "if [ x"$CROSS_COMPILE" != "x" ];" have
> > over "if [ "$CROSS_COMPILE" ];"?
>
> I don't believe the latter form worked on the early versions of sh/test,
> there might still be systems where if [""]; produces a syntax error.

Is 'if [ -z "$CROSS_COMPILE" ]' (untested) any more compatible?

Cheers,
Andreas