From 2d5c2dabe83fae4511d29ea994e66e05da41b45e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Aur=C3=A9lien=20Bompard?= <aurelien@bompard.org>
Date: Mon, 22 Sep 2014 18:54:00 +0200
Subject: [PATCH] Module alternatives: support check mode

---
 lib/ansible/modules/extras/system/alternatives.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/lib/ansible/modules/extras/system/alternatives.py b/lib/ansible/modules/extras/system/alternatives.py
index b80ffab944c..ce51ee860a9 100755
--- a/lib/ansible/modules/extras/system/alternatives.py
+++ b/lib/ansible/modules/extras/system/alternatives.py
@@ -62,7 +62,8 @@ def main():
             name = dict(required=True),
             path  = dict(required=True),
             link = dict(required=False),
-        )
+        ),
+        supports_check_mode=True,
     )
 
     params = module.params
@@ -114,6 +115,8 @@ def main():
                     link = value
 
     if current_path != path:
+        if module.check_mode:
+            module.exit_json(changed=True, current_path=current_path)
         try:
             # install the requested path if necessary
             if path not in all_alternatives: