Can't read from socket (hangs)

Question

I am using PHP to connect to a local C++ socket server to keep state between a web app and a couple of daemons. I can send data to the socket server, but not receive from it; i

Answer 1

You can also try this when reading from socket:

if(socket_recv ( $socket , $response , 2048 , MSG_PEEK)!==false)
{
   echo "Server said: $response";
}

Note: Using MSG_WAITALL in place of MSG_PEEK might cause socket to hang (from one experience I once had).