do_cmake.sh: bail out if something goes wrong

so we can be aware if some updated submodule reference is missing in our
repo

Signed-off-by: Kefu Chai <kchai@redhat.com>

diff --git a/do_cmake.sh b/do_cmake.sh
index 182b7b1a9fb8fe1a9f1979032abea74605e60100..cc68e560ade25cc66bb0a6adde483fa6f5ecb351 100755 (executable)
--- a/do_cmake.sh
+++ b/do_cmake.sh
@@ -1,5 +1,5 @@
 #!/usr/bin/env bash
-set -x
+set -ex
 
 git submodule update --init --recursive