What is the output of this program?
#include<stdio.h>
#include<stdlib.h>
#include<netinet/in.h>
#include<sys/types.h>
#include<sys/socket.h>
int main()
{
int fd_server, fd_client, len, len_client;
struct sockaddr_in add_server;
fd_server = socket(AF_INET,SOCK_STREAM,0);
close(fd_server);
perror("accept");
if(listen(fd_server,5) != 0)
perror("listen");
fd_client = accept(fd_server,(struct sockaddr*)&add_server,&len);
if(fd_client == -1)
return 0;
}
#include<stdio.h>
#include<stdlib.h>
#include<netinet/in.h>
#include<sys/types.h>
#include<sys/socket.h>
int main()
{
int fd_server, fd_client, len, len_client;
struct sockaddr_in add_server;
fd_server = socket(AF_INET,SOCK_STREAM,0);
close(fd_server);
perror("accept");
if(listen(fd_server,5) != 0)
perror("listen");
fd_client = accept(fd_server,(struct sockaddr*)&add_server,&len);
if(fd_client == -1)
return 0;
}
A. syntax error
B. error at the time of compilation
C. segmentation fault
D. none of the mentioned
Answer: Option D
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