From e7b70553d40a8bb2f894ce311cf618826095c294 Mon Sep 17 00:00:00 2001
From: Joey Hess <joey@kitenet.net>
Date: Fri, 31 Oct 2014 16:14:12 -0400
Subject: Windows: Fix crash when user.name is not set in git config.

---
 Annex/Environment.hs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'Annex')

diff --git a/Annex/Environment.hs b/Annex/Environment.hs
index 1ddd2b238..ffdd07157 100644
--- a/Annex/Environment.hs
+++ b/Annex/Environment.hs
@@ -32,7 +32,7 @@ checkEnvironment = do
 		liftIO checkEnvironmentIO
 
 checkEnvironmentIO :: IO ()
-checkEnvironmentIO = whenM (null <$> myUserGecos) $ do
+checkEnvironmentIO = whenM (isNothing <$> myUserGecos) $ do
 	username <- myUserName
 	ensureEnv "GIT_AUTHOR_NAME" username
 	ensureEnv "GIT_COMMITTER_NAME" username
-- 
cgit v1.2.3