[U-Boot] [PATCH V3 02/12] fs: implement infra-structure for an 'exists' function

Simon Glass sjg at chromium.org
Fri Jan 31 22:56:09 CET 2014


On 27 January 2014 13:49, Stephen Warren <swarren at wwwdotorg.org> wrote:
> From: Stephen Warren <swarren at nvidia.com>
>
> This could be used in scripts such as:
>
> if test -e mmc 0:1 /boot/boot.scr; then
>     load mmc 0:1 ${scriptaddr} /boot/boot.scr
>     source ${scriptaddr}
> fi
>
> rather than:
>
> if load mmc 0:1 ${scriptaddr} /boot/boot.scr; then
>     source ${scriptaddr}
> fi
>
> This prevents errors being printed by attempts to load non-existent
> files, which can be important when checking for a large set of files,
> such as /boot/boot.scr.uimg, /boot/boot.scr, /boot/extlinux.conf,
> /boot.scr.uimg, /boot.scr, /extlinux.conf.
>
> Signed-off-by: Stephen Warren <swarren at nvidia.com>
> Acked-by: Simon Glass <sjg at chromium.org>

nit in case you re-issue the series, infrastructure is one word.

Regards,
Simon


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