Socket Program Challenging issue, please help

[ragursr]

Dear Experts

Hope all doing Good

facing a challenging problem in my C socket Program, Please help in this regard.
Am writing a server Socket Program, it is working fine but my requirement is below.


Am having 2 cprograms

1. Child c program which will have a function to convert upper case as function as below.
2. a server socket program to send the result of child program to socket specified port.

if it is a chat kind of program , i can able to do, but it need send message to socket from other function and value.

Problems,

1. After sending first message Server socket program is exiting.
2. how to keep waiting the server socket program and to send frequent changing results from child program to socket.

Please help me in this regard, will help me a lot.