setup.sh: Add set -e.

diff --git a/setup.sh b/setup.sh
index 2e4ba5afd9a6d09bb67eaaf346427886888f1822..53fc2672691662b8c68cd9bab0d6c26e6863aaab 100755 (executable)
--- a/setup.sh
+++ b/setup.sh
@@ -18,6 +18,8 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 
+set -e
+
 . ../lib.sh
 
 if installed stumpwm; then