Merge pull request #976 from mrmcwethy/makefile1
Test the BOARD parameter for nullness
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commit
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@ -4,10 +4,13 @@ PYTHON3 ?= python3
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# Select the board to build for: if not given on the command line,
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# then default to PYBV10.
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BOARD ?= metro_m0_express
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ifeq ($(BOARD),)
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$(error You must provide a BOARD parameter)
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else
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ifeq ($(wildcard boards/$(BOARD)/.),)
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$(error Invalid BOARD specified)
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endif
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endif
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# If the build directory is not given, make it reflect the board name.
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