mk: allow to override devel mode from environment
authorLuca Boccassi <lboccass@brocade.com>
Wed, 14 Sep 2016 10:50:42 +0000 (11:50 +0100)
committerThomas Monjalon <thomas.monjalon@6wind.com>
Fri, 23 Sep 2016 16:30:01 +0000 (18:30 +0200)
commit677aa5129b2d27c0a1c7dcad64ea682430275a14
tree8eaff4badae4b713450ceaa2edcf08a91700e78f
parentf25d44d92ad00867bb6ac1e80782240fd884251f
mk: allow to override devel mode from environment

RTE_DEVEL_BUILD is set to := y in mk/rte.vars.mk, which makes it
impossible to override via an environment variable, and forces users
to pass it inline in the make call.
Use ?= instead to have it pick up the environment variable as well.

Signed-off-by: Luca Boccassi <lboccass@brocade.com>
Acked-by: Christian Ehrhardt <christian.ehrhardt@canonical.com>
mk/rte.vars.mk