Introduce global connection context #214

Author: snoyberg

http-client-tls/Network/HTTP/Client/TLS.hs

@@ -40,7 +40,7 @@ import Data.ByteArray.Encoding (convertToBase, Base (Base16))
 mkManagerSettings :: NC.TLSSettings
                   -> Maybe NC.SockSettings
                   -> ManagerSettings
-mkManagerSettings = mkManagerSettingsContext Nothing
+mkManagerSettings = mkManagerSettingsContext (Just globalContext)
 
 -- | Same as 'mkManagerSettings', but also takes an optional
 -- 'NC.ConnectionContext'. Providing this externally can be an
@@ -85,6 +85,10 @@ mkManagerSettingsContext mcontext tls sock = defaultManagerSettings
 tlsManagerSettings :: ManagerSettings
 tlsManagerSettings = mkManagerSettings def Nothing
 
+globalContext :: NC.ConnectionContext
+globalContext = unsafePerformIO NC.initConnectionContext
+{-# NOINLINE globalContext #-}
+
 getTlsConnection :: Maybe NC.ConnectionContext
                  -> Maybe NC.TLSSettings
                  -> Maybe NC.SockSettings