[commit: packages/time] format-widths, ghc, improve-leapseconds, master, posix-perf, tasty, wip/travis: document how to get a POSIXTime from an EpochTime or CTime. (2869c91)

[git at git.haskell.org]

Repository : ssh://git@git.haskell.org/time

On branches: format-widths,ghc,improve-leapseconds,master,posix-perf,tasty,wip/travis
Link       : http://git.haskell.org/packages/time.git/commitdiff/2869c91e34012c0dc1834db50c79b5e68d4b95f2

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commit 2869c91e34012c0dc1834db50c79b5e68d4b95f2
Author: Simon Marlow <simonmar at microsoft.com>
Date:   Wed Dec 5 01:15:37 2007 -0800

    document how to get a POSIXTime from an EpochTime or CTime.
    
    darcs-hash:20071205091537-760e2-5c6cf6c587c9f72fe962cedd4a33b764a627016d


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2869c91e34012c0dc1834db50c79b5e68d4b95f2
 Data/Time/Clock/POSIX.hs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Data/Time/Clock/POSIX.hs b/Data/Time/Clock/POSIX.hs
index b877bf7..84137c1 100644
--- a/Data/Time/Clock/POSIX.hs
+++ b/Data/Time/Clock/POSIX.hs
@@ -24,6 +24,9 @@ posixDayLength :: NominalDiffTime
 posixDayLength = 86400
 
 -- | POSIX time is the nominal time since 1970-01-01 00:00 UTC
+-- 
+-- To convert from a 'Foreign.C.CTime' or 'System.Posix.EpochTime', use 'realToFrac'.
+--
 type POSIXTime = NominalDiffTime
 
 unixEpochDay :: Day