From: Simon Marlow <marlowsd@gmail.com>
Date: Tue, 22 Jun 2010 12:09:30 +0000 (+0000)
Subject: add doc for the ExitCode type
X-Git-Url: http://git.megacz.com/?p=ghc-base.git;a=commitdiff_plain;h=62b5fe81ea1f398c4b8d1db5bd25759266f5d74d

add doc for the ExitCode type
---

diff --git a/GHC/IO/Exception.hs b/GHC/IO/Exception.hs
index 2f09fd7..219047a 100644
--- a/GHC/IO/Exception.hs
+++ b/GHC/IO/Exception.hs
@@ -169,6 +169,7 @@ instance Show ArrayException where
 -- We need it here because it is used in ExitException in the
 -- Exception datatype (above).
 
+-- | Defines the exit codes that a program can return.
 data ExitCode
   = ExitSuccess -- ^ indicates successful termination;
   | ExitFailure Int