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fix build with haskell DNS 1.0.0

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This commit is contained in:
Joey Hess 2013-09-17 11:54:09 -04:00
parent 634132c64b
commit 26baae8967
1 changed files with 7 additions and 1 deletions
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8
Utility/SRV.hs
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@ -67,8 +67,14 @@ lookupSRV (SRV srv) = initResolver [] $ \resolver -> do
lookupSRV (SRV srv) = do
seed <- makeResolvSeed defaultResolvConf
r <- withResolver seed $ flip DNS.lookupSRV $ B8.fromString srv
return $ maybe [] (orderHosts . map tohosts) r
return $
#if MIN_VERSION_dns(1,0,0)
either (const []) use r
#else
maybe [] use r
#endif
where
use = orderHosts . map tohosts
tohosts (priority, weight, port, hostname) =
( (priority, weight)
, (B8.toString hostname, PortNumber $ fromIntegral port)