Add the text of the MIT license to cabal init.

cabal-install/Distribution/Client/Init.hs

@@ -67,7 +67,7 @@ import Language.Haskell.Extension ( Language(..) )
 import Distribution.Client.Init.Types
   ( InitFlags(..), PackageType(..), Category(..) )
 import Distribution.Client.Init.Licenses
-  ( bsd2, bsd3, gplv2, gplv3, lgpl2, lgpl3, agplv3, apache20, mpl20 )
+  ( bsd2, bsd3, gplv2, gplv3, lgpl2, lgpl3, agplv3, apache20, mit, mpl20 )
 import Distribution.Client.Init.Heuristics
   ( guessPackageName, guessAuthorNameMail, SourceFileEntry(..),
     scanForModules, neededBuildPrograms )
@@ -562,6 +562,9 @@ writeLicense flags = do
           Flag (Apache (Just (Version {versionBranch = [2, 0]})))
             -> Just apache20
 
+          Flag MIT
+            -> Just $ mit authors year
+
           Flag (MPL (Version {versionBranch = [2, 0]}))
             -> Just mpl20
 

cabal-install/Distribution/Client/Init/Licenses.hs

@@ -8,6 +8,7 @@ module Distribution.Client.Init.Licenses
   , lgpl3
   , agplv3
   , apache20
+  , mit
   , mpl20
 
   ) where
@@ -2624,6 +2625,30 @@ apache20 = unlines
     , "   limitations under the License."
     ]
 
+mit :: String -> String -> License
+mit authors year = unlines
+    [ "Copyright (c) " ++ year ++ " " ++ authors
+    , ""
+    , "Permission is hereby granted, free of charge, to any person obtaining"
+    , "a copy of this software and associated documentation files (the"
+    , "\"Software\"), to deal in the Software without restriction, including"
+    , "without limitation the rights to use, copy, modify, merge, publish,"
+    , "distribute, sublicense, and/or sell copies of the Software, and to"
+    , "permit persons to whom the Software is furnished to do so, subject to"
+    , "the following conditions:"
+    , ""
+    , "The above copyright notice and this permission notice shall be included"
+    , "in all copies or substantial portions of the Software."
+    , ""
+    , "THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND,"
+    , "EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF"
+    , "MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT."
+    , "IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY"
+    , "CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,"
+    , "TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE"
+    , "SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE."
+    ]
+
 mpl20 :: License
 mpl20 = unlines
     [ "Mozilla Public License Version 2.0"