fix shellcheck failure

Author: tanshanshan

hack/.shellcheck_failures

@@ -56,10 +56,6 @@
 ./hack/build-cross.sh
 ./hack/build-go.sh
 ./hack/cherry_pick_pull.sh
-./hack/dev-build-and-push.sh
-./hack/dev-build-and-up.sh
-./hack/dev-push-conformance.sh
-./hack/dev-push-hyperkube.sh
 ./hack/e2e-internal/e2e-cluster-size.sh
 ./hack/e2e-internal/e2e-down.sh
 ./hack/e2e-internal/e2e-grow-cluster.sh

hack/dev-build-and-push.sh

@@ -20,12 +20,11 @@ set -o errexit
 set -o nounset
 set -o pipefail
 
-KUBE_ROOT=$(dirname "${BASH_SOURCE}")/..
+KUBE_ROOT=$(dirname "${BASH_SOURCE[0]}")/..
 
 # Build a dev release
-make -f ${KUBE_ROOT}/Makefile quick-release
-
-if [ "$?" != "0" ]; then
+if ! make -f "${KUBE_ROOT}"/Makefile quick-release
+then
         echo "Building a release failed!"
         exit 1
 fi

hack/dev-build-and-up.sh

@@ -21,12 +21,13 @@ set -o errexit
 set -o nounset
 set -o pipefail
 
-KUBE_ROOT=$(dirname "${BASH_SOURCE}")/..
+KUBE_ROOT=$(dirname "${BASH_SOURCE[0]}")/..
 
 # Build a dev release
-make -f ${KUBE_ROOT}/Makefile quick-release
 
-if [ "$?" != "0" ]; then
+
+if ! make -f "${KUBE_ROOT}"/Makefile quick-release
+then
         echo "Building the release failed!"
         exit 1
 fi

hack/dev-push-conformance.sh

@@ -26,16 +26,16 @@ set -o errexit
 set -o nounset
 set -o pipefail
 
-KUBE_ROOT="$(dirname "${BASH_SOURCE}")/.."
+KUBE_ROOT="$(dirname "${BASH_SOURCE[0]}")/.."
 source "${KUBE_ROOT}/build/common.sh"
 
 if [[ -z "${REGISTRY:-}" ]]; then
 	echo "REGISTRY must be set"
-	exit -1
+	exit 1
 fi
 if [[ -z "${VERSION:-}" ]]; then
 	echo "VERSION must be set"
-	exit -1
+	exit 1
 fi
 
 IMAGE="${REGISTRY}/conformance-amd64:${VERSION}"

hack/dev-push-hyperkube.sh

@@ -26,16 +26,16 @@ set -o errexit
 set -o nounset
 set -o pipefail
 
-KUBE_ROOT="$(dirname "${BASH_SOURCE}")/.."
+KUBE_ROOT="$(dirname "${BASH_SOURCE[0]}")/.."
 source "${KUBE_ROOT}/build/common.sh"
 
 if [[ -z "${REGISTRY:-}" ]]; then
 	echo "REGISTRY must be set"
-	exit -1
+	exit 1
 fi
 if [[ -z "${VERSION:-}" ]]; then
 	echo "VERSION must be set"
-	exit -1
+	exit 1
 fi
 
 IMAGE="${REGISTRY}/hyperkube-amd64:${VERSION}"