diff options
| -rw-r--r-- | ghc/docs/users_guide/libmisc.vsgml | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/ghc/docs/users_guide/libmisc.vsgml b/ghc/docs/users_guide/libmisc.vsgml index 87c6430089..7a604a33ac 100644 --- a/ghc/docs/users_guide/libmisc.vsgml +++ b/ghc/docs/users_guide/libmisc.vsgml @@ -837,11 +837,17 @@ recvFrom :: Hostname -> PortID -> IO String socketPort :: Socket -> IO PortID data PortID -- PortID is a non-abstract type - = Service String -- Service Name eg "ftp" - | PortNumber Int -- User defined Port Number - | UnixSocket String -- Unix family socket in file system + = Service String -- Service Name eg "ftp" + | PortNumber PortNumber -- User defined Port Number + | UnixSocket String -- Unix family socket in file system type Hostname = String + + -- 16-bit value (stored in network byte order). +data PortNumber + -- instance of: Eq, Num, Show. + +mkPortNumber :: Int -> PortNumber </verb></tscreen> Various examples of networking Haskell code are provided in |