[U-Boot] [PATCH V4 06/12] cmd_test: implement ! on sub-expressions

[Tom Rini]

On Mon, Feb 03, 2014 at 01:21:04PM -0700, Stephen Warren wrote:

> From: Stephen Warren <swarren at nvidia.com>
> 
> Currently, ! can only be parsed as the first operator in an expression.
> This prevents the following from working:
> 
> $ if test ! ! 1 -eq 1; then echo yes; else echo no; fi
> yes
> $ if test ! 1 -eq 2 -a ! 3 -eq 4; then echo yes; else echo no; fi
> yes
> 
> Fix this by parsing ! like any other operator, and and handling it
> similarly to -a and -o.
> 
> Signed-off-by: Stephen Warren <swarren at nvidia.com>

Applied to u-boot/master, thanks!

-- 
Tom
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