From a4f3e112954e1b785c84c339bcbd83597a89335e Mon Sep 17 00:00:00 2001
From: Joey Hess <joeyh@debian.org>
Date: Tue, 3 Dec 2013 15:02:21 -0400
Subject: git-repair (1.20131203) unstable; urgency=low

  * Fix build deps. Closes: #731179

# imported from the archive
---
 Utility/UserInfo.hs | 55 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 55 insertions(+)
 create mode 100644 Utility/UserInfo.hs

(limited to 'Utility/UserInfo.hs')

diff --git a/Utility/UserInfo.hs b/Utility/UserInfo.hs
new file mode 100644
index 0000000..9c3bfd4
--- /dev/null
+++ b/Utility/UserInfo.hs
@@ -0,0 +1,55 @@
+{- user info
+ -
+ - Copyright 2012 Joey Hess <joey@kitenet.net>
+ -
+ - Licensed under the GNU GPL version 3 or higher.
+ -}
+
+{-# LANGUAGE CPP #-}
+
+module Utility.UserInfo (
+	myHomeDir,
+	myUserName,
+	myUserGecos,
+) where
+
+import Control.Applicative
+import System.PosixCompat
+
+import Utility.Env
+
+{- Current user's home directory.
+ -
+ - getpwent will fail on LDAP or NIS, so use HOME if set. -}
+myHomeDir :: IO FilePath
+myHomeDir = myVal env homeDirectory
+  where
+#ifndef mingw32_HOST_OS
+	env = ["HOME"]
+#else
+	env = ["USERPROFILE", "HOME"] -- HOME is used in Cygwin
+#endif
+
+{- Current user's user name. -}
+myUserName :: IO String
+myUserName = myVal env userName
+  where
+#ifndef mingw32_HOST_OS
+	env = ["USER", "LOGNAME"]
+#else
+	env = ["USERNAME", "USER", "LOGNAME"]
+#endif
+
+myUserGecos :: IO String
+#ifdef __ANDROID__
+myUserGecos = return "" -- userGecos crashes on Android
+#else
+myUserGecos = myVal [] userGecos
+#endif
+
+myVal :: [String] -> (UserEntry -> String) -> IO String
+myVal envvars extract = maybe (extract <$> getpwent) return =<< check envvars
+  where
+	check [] = return Nothing
+	check (v:vs) = maybe (check vs) (return . Just) =<< getEnv v
+	getpwent = getUserEntryForID =<< getEffectiveUserID
-- 
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