[OE-core] Check if environment variable is empty

[Khem Raj]

On Jun 29, 2013, at 12:02 PM, Yevhen Kyriukha <kirgene at gmail.com> wrote:

> Hi!
> 
> How do I check if environment variable is empty or not in *.bbclass.
> 


bitbake -e <recipe>  | grep -e "^VARIABLE="
e.g.

bitbake -e gcc  | grep -e "^CFLAGS="

will show CFLAGS

might help


> Best regards,
> Yevhen
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