[Buildroot] [RFCv1 01/11] Makefile: make $(BUILD_DIR)/.root rule idempotent

[Thomas Petazzoni]

Dear Danomi Manchego,

On Sun, 8 Sep 2013 12:59:23 -0400, Danomi Manchego wrote:

>  "ln -sf" is not sufficient for a symlink to a directory - you need "ln
> -snf" - the -n treats the directory symlink as a file, which prevents this
> very problem.

Aah, good!

> Using the "ln -snf" lets you drop the if statements, so it seems desirable.

Right, makes sense. I'll fix this up for the next iteration of the
patch series.

Thanks!

Thomas
-- 
Thomas Petazzoni, Free Electrons
Kernel, drivers, real-time and embedded Linux
development, consulting, training and support.
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