use newlines as delimiter

Author: bedroge

bot/build.sh

@@ -332,6 +332,6 @@ echo "Executing command to create tarball:"
 echo "$software_layer_dir/eessi_container.sh ${COMMON_ARGS[@]} ${TARBALL_STEP_ARGS[@]}"
 echo "                     -- $software_layer_dir/create_tarball.sh ${TMP_IN_CONTAINER} ${EESSI_VERSION}${EESSI_SOFTWARE_LAYER_VERSION_SUFFIX} ${EESSI_SOFTWARE_SUBDIR_OVERRIDE} \"${EESSI_ACCELERATOR_TARGET_OVERRIDES[@]}\" /eessi_bot_job/${TARBALL} 2>&1 | tee -a ${tar_outerr}"
 $software_layer_dir/eessi_container.sh "${COMMON_ARGS[@]}" "${TARBALL_STEP_ARGS[@]}" \
-                     -- $software_layer_dir/create_tarball.sh ${TMP_IN_CONTAINER} ${EESSI_VERSION}${EESSI_SOFTWARE_LAYER_VERSION_SUFFIX} ${EESSI_SOFTWARE_SUBDIR_OVERRIDE} "${EESSI_ACCELERATOR_TARGET_OVERRIDES[*]}" /eessi_bot_job/${TARBALL} 2>&1 | tee -a ${tar_outerr}
+                     -- $software_layer_dir/create_tarball.sh ${TMP_IN_CONTAINER} ${EESSI_VERSION}${EESSI_SOFTWARE_LAYER_VERSION_SUFFIX} ${EESSI_SOFTWARE_SUBDIR_OVERRIDE} "$(printf '%s\n' \"${EESSI_ACCELERATOR_TARGET_OVERRIDES[@]}\")" /eessi_bot_job/${TARBALL} 2>&1 | tee -a ${tar_outerr}
 
 exit 0

create_tarball.sh

@@ -66,7 +66,8 @@ fi
 sw_subdirs=${cpu_arch_subdir}
 if [ -n "${accel_subdirs}" ]; then
     # convert accel_subdirs into an array...
-    read -r -a accel_subdirs <<< ${accel_subdirs}
+    #read -r -a accel_subdirs <<< ${accel_subdirs}
+    mapfile -t accel_subdirs <<< "$accel_subdirs"
     # and prepend the cpu_arch_subdir to all elements
     accel_subdirs="${accel_subdirs[@]/#/${cpu_arch_subdir}/}"
     sw_subdirs="${sw_subdirs} ${accel_subdirs[@]}"