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  1. #include <sys/socket.h>
  2. #include <netinet/in.h>
  3. #include <arpa/inet.h>
  4. #include <stdio.h>
  5. #include <stdlib.h>
  6. #include <unistd.h>
  7. #include <errno.h>
  8. #include <string.h>
  9. #include <sys/types.h>
  10. #include <time.h> 
  11.  
  12. int main(int argc, char *argv[])
  13. {
  14.     int listenfd = 0, connfd = 0;
  15. 	int yes =1;
  16.     struct sockaddr_in serv_addr; 
  17.  
  18.     char sendBuff[1025];
  19.  
  20.     if (listenfd = socket(PF_INET, SOCK_STREAM, 0)==-1){
  21.         perror("listen");
  22.         exit(-1);
  23.     }
  24.  
  25.     if (setsockopt(listenfd, SOL_SOCKET, SO_REUSEADDR, &yes, sizeof(int))==-1){
  26.         perror("option");
  27.     }
  28.  
  29.     memset(&serv_addr, '0', sizeof(serv_addr));
  30.     memset(sendBuff, '0', sizeof(sendBuff)); 
  31.  
  32.     serv_addr.sin_family = AF_INET;
  33.     serv_addr.sin_addr.s_addr = INADDR_ANY;
  34.     serv_addr.sin_port = htons(52142); 
  35.  
  36.     if (bind(listenfd, (struct sockaddr*)&serv_addr, sizeof(serv_addr))==-1){
  37.         perror("bind"); 
  38.         exit(-1);
  39.     }
  40.  
  41.     listen(listenfd, 10); 
  42.  
  43.     while(1)
  44.     {
  45.         connfd = accept(listenfd, (struct sockaddr*)NULL, NULL); 
  46.         printf("Accepted\n");
  47.         send(connfd,"Hallo",5,0);
  48.         close (connfd);
  49.      }
  50.      close (listenfd);
  51.      exit(0);
  52. }
Runtime error #stdin #stdout #stderr 0s 2288KB
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stdin
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Standard input is empty
stdout
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Standard output is empty
stderr
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option: Socket operation on non-socket
bind: Socket operation on non-socket
https://ideone.com/IeJR3a
language:
C (gcc 8.3)
created:
10 years ago
visibility:
public

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