@ -4,7 +4,7 @@
all:
# set undefined variables
RIOTBASE ?= $(shell dirname "$(lastword $(MAKEFILE_LIST))")
RIOTBASE ?= $(dir $(lastword $(MAKEFILE_LIST)))
CCACHE_BASEDIR ?= $(RIOTBASE)
RIOTCPU ?= $(RIOTBASE)/cpu
RIOTBOARD ?= $(RIOTBASE)/boards