Programatically write in a file in the environnent with a hush command

[Sascha Hauer]

Hi Jean-Christophe,

On Tue, May 26, 2015 at 05:41:06PM +0200, Jean-Christophe BEGUE wrote:
> Hello,
> 
> I'm trying to pass a value from Barebox to the operating system, using
> the usreland command bareboxenv -l.
> 
> My problem is : How should I write that status from my hush barebox script?
> 
> echo $mystatus > /env/data/my_status_file
> 
> The above command doesn't work as '>' is not implemented.
> 
> I've the feeling that I'm missing something?

Besides the ways Alexander just mentioned you could also add something
to the kernel cmdline and parse /proc/cmdline later in userspace.
Still another possibility is to add nodes/properties to the device tree
using the of_* commands.

Sascha


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