1 files changed, 19 insertions, 4 deletions
diff --git a/lib/pure/net.nim b/lib/pure/net.nim
index 215a301b6..15f2c1228 100644
--- a/lib/pure/net.nim
+++ b/lib/pure/net.nim
@@ -58,7 +58,7 @@
 ## You can then begin accepting connections using the ``accept`` procedure.
 ##
 ## .. code-block:: Nim
-##   var client = newSocket()
+##   var client = new Socket
 ##   var address = ""
 ##   while true:
 ##     socket.acceptAddr(client, address)
@@ -145,7 +145,7 @@ type
 
   SOBool* = enum ## Boolean socket options.
     OptAcceptConn, OptBroadcast, OptDebug, OptDontRoute, OptKeepAlive,
-    OptOOBInline, OptReuseAddr, OptReusePort
+    OptOOBInline, OptReuseAddr, OptReusePort, OptNoDelay
 
   ReadLineResult* = enum ## result for readLineAsync
     ReadFullLine, ReadPartialLine, ReadDisconnected, ReadNone
@@ -857,15 +857,23 @@ proc close*(socket: Socket) =
         # shutdown i.e not wait for the peers "close notify" alert with a second
         # call to SSLShutdown
         let res = SSLShutdown(socket.sslHandle)
-        SSLFree(socket.sslHandle)
-        socket.sslHandle = nil
         if res == 0:
           discard
         elif res != 1:
           socketError(socket, res)
   finally:
+    when defineSsl:
+      if socket.isSSL and socket.sslHandle != nil:
+        SSLFree(socket.sslHandle)
+        socket.sslHandle = nil
+
     socket.fd.close()
 
+when defined(posix):
+  from posix import TCP_NODELAY
+else:
+  from winlean import TCP_NODELAY
+
 proc toCInt*(opt: SOBool): cint =
   ## Converts a ``SOBool`` into its Socket Option cint representation.
   case opt
@@ -877,6 +885,7 @@ proc toCInt*(opt: SOBool): cint =
   of OptOOBInline: SO_OOBINLINE
   of OptReuseAddr: SO_REUSEADDR
   of OptReusePort: SO_REUSEPORT
+  of OptNoDelay: TCP_NODELAY
 
 proc getSockOpt*(socket: Socket, opt: SOBool, level = SOL_SOCKET): bool {.
   tags: [ReadIOEffect].} =
@@ -899,6 +908,12 @@ proc getPeerAddr*(socket: Socket): (string, Port) =
 proc setSockOpt*(socket: Socket, opt: SOBool, value: bool, level = SOL_SOCKET) {.
   tags: [WriteIOEffect].} =
   ## Sets option ``opt`` to a boolean value specified by ``value``.
+  ##
+  ## .. code-block:: Nim
+  ##   var socket = newSocket()
+  ##   socket.setSockOpt(OptReusePort, true)
+  ##   socket.setSockOpt(OptNoDelay, true, level=IPPROTO_TCP.toInt)
+  ##
   var valuei = cint(if value: 1 else: 0)
   setSockOptInt(socket.fd, cint(level), toCInt(opt), valuei)