maintainer-upload-docs: Fail if an undefined variable is referenced

"Unofficial strict mode" for shell scripting.

Signed-off-by: Simon McVittie <smcv@collabora.com>

diff --git a/doc/maintainer-upload-docs.sh b/doc/maintainer-upload-docs.sh
index 307fa6dd9e2f9929b2e32039561e11a4a7cfe37b..da304087baaf0c6eec1a7f1cdeba27fb7d190147 100644 (file)
--- a/doc/maintainer-upload-docs.sh
+++ b/doc/maintainer-upload-docs.sh
@@ -20,7 +20,7 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 
-set -ex
+set -eux
 
 : "${DOC_SERVER:=dbus.freedesktop.org}"
 : "${DOC_WWW_DIR:=/srv/dbus.freedesktop.org/www}"