multiclient.c

//client programe to access thesame server but this time they can be many  client to access this server

#include<sys/types.h>
#include<sys/socket.h>
#include<stdio.h>
#include<netinet/in.h>
#include <signal.h>
#include <unistd.h>
#include<stdlib.h>

int main()
{
int server_sockfd, client_sockfd;
int server_len, client_len;
struct sockaddr_in server_address;
struct sockaddr_in client_address;
server_sockfd = socket(AF_INET, SOCK_STREAM, 0);
server_address.sin_family = AF_INET;
server_address.sin_addr.s_addr = htonl(INADDR_ANY);
server_address.sin_port = htons(8080);
server_len = sizeof(server_address);
bind(server_sockfd, (struct sockaddr *)&server_address, server_len);
listen(server_sockfd, 5);
signal(SIGCHLD, SIG_IGN);
while(1) {
char ch;
printf("server waiting\n");
client_len = sizeof(client_address);
client_sockfd = accept(server_sockfd,(struct sockaddr *)&client_address, &client_len);
		if(fork() == 0) {
			read(client_sockfd, &ch, 1);
			sleep(5);
			ch++;
			write(client_sockfd, &ch, 1);
			close(client_sockfd);
			exit(0);
		}
		else {
			close(client_sockfd);
		}
}
}