shithub: choc

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Add check-extern.sh

--- /dev/null

+++ b/check-extern.sh

@@ -1,0 +1,6 @@

+#!/bin/sh

+EXTERN="$(grep -e 'extern[^A-Za-z0-9_]' $(find . -name *.c))"

+if [ -n "$EXTERN" ] ; then

+	echo "extern found in .c files:\n${EXTERN}"

+	exit 1

+fi