Update wait-for-it.sh for busybox fixes #45

Makefile

@@ -11,7 +11,7 @@ up: compose_build
 	docker-compose up
 
 test: compose_build
-	docker-compose run app sh -c "/app/bin/wait-for-it.sh db:5432;coverage run manage.py test;coverage report -m --fail-under=100"
+	docker-compose run app sh -c "/app/bin/wait-for-it.sh db:5432 -- coverage run manage.py test;coverage report -m --fail-under=100"
 
 lint: compose_build
 	docker-compose run app flake8 .

app/bin/wait-for-it.sh

@@ -48,9 +48,9 @@ wait_for_wrapper()
 {
     # In order to support SIGINT during timeout: http://unix.stackexchange.com/a/57692
     if [[ $QUIET -eq 1 ]]; then
-        timeout $TIMEOUT $0 --quiet --child --host=$HOST --port=$PORT --timeout=$TIMEOUT &
+        timeout -t $TIMEOUT $0 --quiet --child --host=$HOST --port=$PORT --timeout=$TIMEOUT &
     else
-        timeout $TIMEOUT $0 --child --host=$HOST --port=$PORT --timeout=$TIMEOUT &
+        timeout -t $TIMEOUT $0 --child --host=$HOST --port=$PORT --timeout=$TIMEOUT &
     fi
     PID=$!
     trap "kill -INT -$PID" INT