From 6ac83dcccf1e828ea81106dd4595ff8d90ab4866 Mon Sep 17 00:00:00 2001
From: Paul Henshaw <paul@openquake.org>
Date: Thu, 30 Jul 2026 18:47:52 +0200
Subject: [PATCH] Add call to sys.exit() with non-zero exit code so that tests
 using hamlet can detect failure

---
 openquake/hme/bin/hamlet.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/openquake/hme/bin/hamlet.py b/openquake/hme/bin/hamlet.py
index 97a767e..ee51663 100755
--- a/openquake/hme/bin/hamlet.py
+++ b/openquake/hme/bin/hamlet.py
@@ -68,6 +68,9 @@ def main(arg=None):
 
         if args.pdb:
             debugger.post_mortem()
+        else:
+            # Exit with non-zero error code so that tests fail
+            sys.exit(1)
 
 
 if __name__ == "__main__":