tree 88ab6c1cac5a2209b9321d8e8b8ac1ba68d30d27
parent 1c7da101d54822c6742f5896f41a71e3d838a7a3
author Klaus Heinrich Kiwi <klaus@linux.vnet.ibm.com> 1588715060 -0300
committer Klaus Heinrich Kiwi <klaus@linux.vnet.ibm.com> 1588715060 -0300

ci: Fix resetting CCACHE_DIR

CCACHE_DIR was being reset in build-all-defconfigs.sh.
Additionally, assign default values to variables we might be testing
from the environment, to shut-up any potential 'set -u' settings.

Signed-off-by: Klaus Heinrich Kiwi <klaus@linux.vnet.ibm.com>