prg16_1client.c

配套光盘网络编程进程间的通信,网络编程进程间的通信是一本很经典的好书

#include "square.h"
#include <sys/types.h>
#include <stdlib.h>
#include <rpc/rpc.h>

int main(int argc,char **argv)
{
  CLIENT  *cl;
  square_in  in;
  square_out *outp;
  if (argc !=3)
  {
    printf("usage:%s <hostname> <integer-value>",argv[0]);
    exit(0);
  }

  cl = clnt_create(argv[1],SQUARE_PROG,SQUARE_VERS,"tcp");
  in.arg1 = atol(argv[2]);
  if (( outp = squareproc_1(&in,cl)) == NULL)
  {
    printf("%s",clnt_sperror(cl,argv[1]));
    exit(0);
  }

  printf("result :%ld\n",outp->res1);
  exit(0);
}