[Buildroot] [PATCH 1 of 5 v3] deprecated handling: introduce BR2_DEPRECATED_SINCE_xxxx_xx

Thomas De Schampheleire patrickdepinguin at gmail.com
Sat Jan 4 08:20:31 UTC 2014

On Fri, Jan 3, 2014 at 5:02 PM, Thomas De Schampheleire
<patrickdepinguin at gmail.com> wrote:
> In order to keep better track of when a feature got deprecated, and hence
> when it can be removed, a new set of symbols BR2_DEPRECATED_SINCE_xxxx_xx is
> introduced. These symbols are automatically selected when BR2_DEPRECATED is
> selected, and thus are transparent to the user.
> A deprecated feature will no longer depend on BR2_DEPRECATED directly, but
> rather on the appropriate BR2_DEPRECATED_SINCE_xxxx_xx. If that symbol does
> not yet exist, it has to be created in Config.in.
> When removing a deprecated feature, one should also check whether this was
> the last feature using the BR2_DEPRECATED_SINCE_xxxx_xx symbol, in which
> case the latter can be removed from Config.in.
> A followup patch will make sure the overview is added to the list of
> deprecated features in the manual, so that a buildroot core developer can
> easily determine which features to remove in a given development cycle.

Just a small note: this patch series does not yet really add this
overview to the manual, I now realize. The manual looks as before,
except that the name of the symbol itself got added. I will try to
make a followup patch that changes that, but I think it can be
independent of this series.

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