More explicitly print the test results, and exit 1 if there was a failure

so that make check will fail.

1 files changed, 8 insertions, 2 deletions

diff --git a/lib/zephyr_run_doctests b/lib/zephyr_run_doctests
index 03e111b..6bcb2cb 100755
--- a/lib/zephyr_run_doctests
+++ b/lib/zephyr_run_doctests
@@ -1,6 +1,12 @@
 #!/usr/bin/python
 
-import doctest
+import sys, doctest
+
+failures, tests = doctest.testfile("zephyr_tests.txt")
+
+print failures, 'failures out of', tests, 'tests.'
+if failures:
+    sys.exit(1)
+
 
-print doctest.testfile("zephyr_tests.txt")