diff options
Diffstat (limited to 'examples/make.mk')
| -rw-r--r-- | examples/make.mk | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/examples/make.mk b/examples/make.mk index 73e339d84..6706294ad 100644 --- a/examples/make.mk +++ b/examples/make.mk @@ -14,6 +14,13 @@ CP = cp RM = rm PYTHON ?= python +check_defined = \ + $(strip $(foreach 1,$1, \ + $(call __check_defined,$1,$(strip $(value 2))))) +__check_defined = \ + $(if $(value $1),, \ + $(error Undefined make flag: $1$(if $2, ($2)))) + # Select the board to build for. ifeq ($(BOARD),) $(info You must provide a BOARD parameter with 'BOARD=') |