[PATCH] commands: saveenv: Fix comment about directories in help text

[Alexander Aring]

Hi Sascha,

On Fri, Aug 01, 2014 at 08:17:10AM +0200, Sascha Hauer wrote:
> envfs indeed handles directories, at least since 2007:
> 
> | commit 913691eccd13c1509470eb8b059aa0beecc6d8d8
> | Author: Sascha Hauer <s.hauer at pengutronix.de>
> | Date:   Tue Sep 25 12:58:52 2007 +0200
> |
> |     add directory handling for environment
> 
> Signed-off-by: Sascha Hauer <s.hauer at pengutronix.de>
> ---
>  commands/saveenv.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/commands/saveenv.c b/commands/saveenv.c
> index 31d6951..9da733e 100644
> --- a/commands/saveenv.c
> +++ b/commands/saveenv.c
> @@ -60,8 +60,7 @@ BAREBOX_CMD_HELP_TEXT("Save the files in DIRECTORY to the persistent storage dev
>  BAREBOX_CMD_HELP_TEXT("")
>  BAREBOX_CMD_HELP_TEXT("ENVFS is usually a block in flash but can be any other file. If")
>  BAREBOX_CMD_HELP_TEXT("omitted, DIRECTORY defaults to /env and ENVFS defaults to")
> -BAREBOX_CMD_HELP_TEXT("/dev/env0. Note that envfs can only handle files, directories are being")
> -BAREBOX_CMD_HELP_TEXT("skipped silently.")
> +BAREBOX_CMD_HELP_TEXT("/dev/env0.")

but envfs can't handle directories which are empty while saving? :-)
Maybe we should add this as note or support empty directories.

- Alex