patch 7.4.1355
Problem:    Win32 console and GUI handle channels differently.
Solution:   Consolidate code between Win32 console and GUI.
diff --git a/src/channel.c b/src/channel.c
index 49fa8f9..561a9e5 100644
--- a/src/channel.c
+++ b/src/channel.c
@@ -1508,17 +1508,11 @@
     static int
 channel_wait(channel_T *channel, sock_T fd, int timeout)
 {
-#if defined(HAVE_SELECT) && !defined(FEAT_GUI_W32)
-    struct timeval	tval;
-    fd_set		rfds;
-    int			ret;
-
     if (timeout > 0)
 	ch_logn(channel, "Waiting for up to %d msec", timeout);
 
-
 # ifdef WIN32
-    if (channel->CH_SOCK == CHAN_FD_INVALID)
+    if (fd != channel->CH_SOCK)
     {
 	DWORD	nread;
 	int	diff;
@@ -1537,44 +1531,48 @@
 	     * TODO: increase the sleep time when looping more often */
 	    Sleep(5);
 	}
-	return FAIL;
     }
+    else
 #endif
-
-    FD_ZERO(&rfds);
-    FD_SET((int)fd, &rfds);
-    tval.tv_sec = timeout / 1000;
-    tval.tv_usec = (timeout % 1000) * 1000;
-    for (;;)
     {
-	ret = select((int)fd + 1, &rfds, NULL, NULL, &tval);
-# ifdef EINTR
-	if (ret == -1 && errno == EINTR)
-	    continue;
-# endif
-	if (ret <= 0)
-	{
-	    ch_log(channel, "Nothing to read");
-	    return FAIL;
-	}
-	break;
-    }
+#if defined(FEAT_GUI_W32)
+	/* Can't check socket for Win32 GUI, always return OK. */
+	ch_log(channel, "Can't check, assuming there is something to read");
+	return OK;
 #else
-# ifdef HAVE_POLL
-    struct pollfd	fds;
+# if defined(HAVE_SELECT)
+	struct timeval	tval;
+	fd_set		rfds;
+	int			ret;
 
-    if (timeout > 0)
-	ch_logn(channel, "Waiting for %d msec", timeout);
-    fds.fd = fd;
-    fds.events = POLLIN;
-    if (poll(&fds, 1, timeout) <= 0)
-    {
-	ch_log(channel, "Nothing to read");
-	return FAIL;
-    }
+	FD_ZERO(&rfds);
+	FD_SET((int)fd, &rfds);
+	tval.tv_sec = timeout / 1000;
+	tval.tv_usec = (timeout % 1000) * 1000;
+	for (;;)
+	{
+	    ret = select((int)fd + 1, &rfds, NULL, NULL, &tval);
+#  ifdef EINTR
+	    SOCK_ERRNO;
+	    if (ret == -1 && errno == EINTR)
+		continue;
+#  endif
+	    if (ret > 0)
+		return OK;
+	    break;
+	}
+# else
+	struct pollfd	fds;
+
+	fds.fd = fd;
+	fds.events = POLLIN;
+	if (poll(&fds, 1, timeout) > 0)
+	    return OK;
 # endif
 #endif
-    return OK;
+    }
+    ch_log(channel, "Nothing to read");
+    return FAIL;
 }
 
 /*
@@ -1667,8 +1665,9 @@
     }
 #endif
 
-    /* Reading a socket disconnection (readlen == 0), or a socket error. */
-    if (readlen <= 0)
+    /* Reading a socket disconnection (readlen == 0), or a socket error.
+     * TODO: call error callback. */
+    if (readlen <= 0 && channel->ch_job == NULL)
     {
 	/* Queue a "DETACH" netbeans message in the command queue in order to
 	 * terminate the netbeans session later. Do not end the session here
@@ -1836,6 +1835,35 @@
 	}
     return NULL;
 }
+
+    void
+channel_handle_events(void)
+{
+    channel_T	*channel;
+    int		which;
+    static int	loop = 0;
+
+    /* Skip heavily polling */
+    if (loop++ % 2)
+	return;
+
+    for (channel = first_channel; channel != NULL; channel = channel->ch_next)
+    {
+#  ifdef FEAT_GUI_W32
+	/* only check the pipes */
+	for (which = CHAN_OUT; which < CHAN_ERR; ++which)
+#  else
+#   ifdef CHANNEL_PIPES
+	/* check the socket and pipes */
+	for (which = CHAN_SOCK; which < CHAN_ERR; ++which)
+#   else
+	/* only check the socket */
+	which = CHAN_SOCK;
+#   endif
+#  endif
+	channel_read(channel, which, "channel_handle_events");
+    }
+}
 # endif
 
 /*
@@ -1969,7 +1997,7 @@
 }
 # endif /* UNIX && !HAVE_SELECT */
 
-# if (!defined(FEAT_GUI_W32) && defined(HAVE_SELECT)) || defined(PROTO)
+# if (!defined(WIN32) && defined(HAVE_SELECT)) || defined(PROTO)
 /*
  * The type of "rfds" is hidden to avoid problems with the function proto.
  */
@@ -2034,7 +2062,7 @@
 
     return ret;
 }
-# endif /* !FEAT_GUI_W32 && HAVE_SELECT */
+# endif /* !WIN32 && HAVE_SELECT */
 
 /*
  * Execute queued up commands.