--- /dev/null
+# See https://github.com/drush-ops/drush/pull/1426 for background information.
+#
+# $AUTH_TOKEN is provided via a secure Travis environment variable.
+# Secure environment variables are not set for pull requests that
+# originated from another repository, so skip child tests if $AUTH_TOKEN
+# is empty.
+if [ -n "$AUTH_TOKEN" ]
+then
+ # After a travis build succeeds, run tests from any child repository defined in $TEST_CHILDREN
+ for CHILD in $TEST_CHILDREN
+ do
+ BUILD_NUM=$(curl -s "https://api.travis-ci.org/repos/$CHILD/builds" | grep -o '^\[{"id":[0-9]*,' | grep -o '[0-9]' | tr -d '\n')
+ echo "Restarting build $BUILD_NUM for $CHILD"
+ curl -X POST https://api.travis-ci.org/builds/$BUILD_NUM/restart --header "Authorization: token "$AUTH_TOKEN
+ done
+fi