Fix some Bash issues

tensorflow/tools/ci_build/builds/print_build_info.sh

@@ -88,7 +88,7 @@ fi
 # Print info
 echo "TF_BUILD_INFO = {"\
 "container_type: \"${CONTAINER_TYPE}\", "\
-"command: \"${COMMAND[@]}\", "\
+"command: \"${COMMAND[*]}\", "\
 "source_HEAD: \"${TF_HEAD}\", "\
 "source_remote_origin: \"${TF_FETCH_URL}\", "\
 "OS: \"${OS}\", "\

tensorflow/tools/ci_build/builds/test_user_ops.sh

@@ -82,11 +82,11 @@ TF_CFLAGS=( $("${PYTHON_BIN_PATH}" \
 TF_LFLAGS=( $("${PYTHON_BIN_PATH}" \
 	      -c 'import tensorflow as tf; print(" ".join(tf.sysconfig.get_link_flags()))') )
 
-if [[ -z "${TF_CFLAGS}" || -z "${TF_LFLAGS}" ]]; then
+if [[ -z "${TF_CFLAGS[*]}" || -z "${TF_LFLAGS[*]}" ]]; then
   die "FAILED to determine TensorFlow compilation or linking flags"
 else
-  echo "TensorFlow compile flags: ${TF_CFLAGS[@]}"
-  echo "TensorFlow link flags: ${TF_LFLAGS[@]}"
+  echo "TensorFlow compile flags: ${TF_CFLAGS[*]}"
+  echo "TensorFlow link flags: ${TF_LFLAGS[*]}"
 fi
 
 # Check g++ availability

tensorflow/tools/ci_build/gpu_build/parallel_gpu_execute.sh

@@ -45,7 +45,7 @@ for i in `seq 0 $((TF_GPU_COUNT-1))`; do
       # This export only works within the brackets, so it is isolated to one
       # single command.
       export CUDA_VISIBLE_DEVICES=$i
-      echo "Running test $@ on GPU $CUDA_VISIBLE_DEVICES"
+      echo "Running test $* on GPU $CUDA_VISIBLE_DEVICES"
       $@
     )
     return_code=$?

tensorflow/tools/ci_build/remote/remote_docker_build.sh

@@ -124,7 +124,7 @@ function build_tf_image {
 
 
 function publish_tf_image {
-  $gcr_tf_image="gcr.io/tensorflow/${tf_image}"
+  gcr_tf_image="gcr.io/tensorflow/${tf_image}"
   docker tag $tf_image $gcr_tf_image
   gcloud docker -- push $gcr_tf_image
 }