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

[Peter Korsgaard <jacmet@uclibc.org>]

>>>>> "Thomas" == Thomas De Schampheleire <patrickdepinguin@gmail.com> writes:

 > 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.

 > Signed-off-by: Thomas De Schampheleire <thomas.de.schampheleire@gmail.com>

Committed, thanks.

-- 
Bye, Peter Korsgaard