build: honor configure's cache
authorVíctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
Fri, 29 Jan 2016 12:13:56 +0000 (13:13 +0100)
committerVíctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
Tue, 2 Feb 2016 15:11:11 +0000 (16:11 +0100)
commitbef8caaaae0e0513d94cc5a23118d3176dafc3a3
treedebb0ea955fed3b53da278209844eee9935c74f6
parentf452769ddea7cda43ef0225d32dc80a9daee1242
build: honor configure's cache

The user might enable --config-cache when calling configure script. If so, our
configuration variables will not be correctly calculated.

This patch extracts the value of our variables either from the cache or from
the operation result.

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
configure.ac