clean up the code, remove some of the 'CODE HERE' comments. retesting now.

echoserver/echoserver.c

@@ -48,19 +48,15 @@ int main(int argc, char **argv)
         return -1;
     }
     // use fnctl to set the non-blocking flag for the socket
-    // CODE HERE
     fcntl(socketEchoFD, F_SETFL, O_NONBLOCK);
     // the server will now accept client connections by listening.
     listen(socketEchoFD, MAX_CONNECT_QUEUE);
     // create a file descriptor set, to keep track of the sockets in use using fd_set and FD_ZERO?
-    // CODE HERE
     fd_set socketList;
     FD_ZERO(&socketList);
     // add the socketEchoFD to the file descriptor set using fd_set
-    // CODE HERE
     FD_SET(socketEchoFD, &socketList);
-    // somehow have a max file descriptor, set this?
-    // CODE HERE
+    // max file descriptor, this will be used to 'find' the socket currently connected
     int maxFD = socketEchoFD;
     // while loop that will continue to listen for messages from clients.
     printf("Echoserver listening on port: %d\n", ECHOPORT);
@@ -69,10 +65,8 @@ int main(int argc, char **argv)
         // somehow use the set of file descriptor sockets here
         // CODE HERE
         // use the select() function here to check the set of sockets
-        // CODE HERE
         int selectedFD = select(maxFD+1, &socketList, NULL, NULL, NULL);
         // check to make sure select() didn't error out.
-        // CODE HERE
         if(selectedFD == -1)
         {
             //