diff options
| -rw-r--r-- | ports/atmel-samd/Makefile | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/ports/atmel-samd/Makefile b/ports/atmel-samd/Makefile index b7181aa3b..678ddffa3 100644 --- a/ports/atmel-samd/Makefile +++ b/ports/atmel-samd/Makefile @@ -4,9 +4,12 @@ PYTHON3 ?= python3 # Select the board to build for: if not given on the command line, # then default to PYBV10. -BOARD ?= metro_m0_express -ifeq ($(wildcard boards/$(BOARD)/.),) -$(error Invalid BOARD specified) +ifeq ($(BOARD),) + $(error You must provide a BOARD parameter) +else + ifeq ($(wildcard boards/$(BOARD)/.),) + $(error Invalid BOARD specified) + endif endif |