deploy: Fix unset variable issue
set -u -e
+# Not every build sets EXE_EXT since it is empty for non .exe builds
+# So this sets it explicitly to the empty string if it's unset.
+EXE_EXT=${EXE_EXT:=}
+
if [ "$TRAVIS_PULL_REQUEST" = "true" ] || [ "$TRAVIS_BRANCH" = "auto" ]; then
exit 0
fi
