🚀 go-pugleaf

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#cc server.c
undefined symbol           first referenced
  bind                        server.o
  bcopy                       server.o
   .                           .
   .                           .
   .                           . 
  accept                      server.o

ld fatal: Symbol referencing errors No output written to a.out


/*Server.c */
#include <stdio.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <netdb.h>
#include <string.h>

#define PORT (u_short)10000 
#define BUF_LEN 100
char hostname[]="wjsystem";
char buf[BUF_LEN];

main()
{struct hostent *myhost;
 struct sockaddr_in me;
 int s_waiting,s;
 
 myhost=gethostbyname(hostname);
 bzero((char *)&me,sizeof(me));
 me.sin_family=AF_INET;
 me.sin_port=PORT;
 bcopy(myhost->h_addr,(char *)&me.sin_addr,myhost->h_length);
 
 s_waiting=socket(AF_INET,SOCK_STREAM,0);
 bind(s_waiting,&me,sizeof(me));

 listen(s_waiting,1);
 s=accept(s_waiting,NULL,NULL);
 close(s_waiting);
 write(1,"Wait!\n",6);
 do
  {
   int n;
   n=read(0,buf,BUF_LEN);
   write(s,buf,n);
   n=read(s,buf,BUF_LEN);
   write(1,buf,n);
   }
  while (strncmp(buf,"quit",4)!=0);
 close(s);
}
   
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wangjun@public.hf.ah.cn