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#include<rpc/rpc.h>
#include<stdio.h>
#include<stdlib.h>
#include<math.h>
 
square_out *squareproc_1_svc(square_in *inp,struct svc_req *rqstp)
{
     static square_out out;
     out.res1= inp->arg1 * inp->arg1;
     return(&out);
}
 
// CLIENT FILENAME: client.c
#include<errno.h>
#include<rpc/rpc.h>
#include<stdio.h>
#include<stdlib.h>
#include<math.h>
 
int main(int argc,char **argv)
{
     CLIENT *cl;
 square_in in;
 square_out *outp;
 f(argc!=3)
     {
           printf("\n\n error:insufficient arguments!!!");
           exit(-1);
     }
 
 cl=clnt_create(argv[1],SQUARE_PROG,SQUARE_VERS,"tcp");
 in.arg1=atol(argv[2]);
 
     if(cl==NULL)
     {
           printf("\nerror:%s",strerror(errno));
           exit(-1);
     }
 
     if((outp=squareproc_1(&in,cl))==NULL)
     {
           printf("\nerror :%s",clnt_sperror(cl,argv[1]));
           exit(-1);
     }
 
     printf("\n\n result is : %ld",outp->res1);
     exit(0);
}
 
// .h FILENAME: square.h
 
struct square_in
{
/*input arg*/
long arg1;
};
 
struct square_out
{
/*op result*/
long res1;
};
 
program SQUARE_PROG
{
version SQUARE_VERS
{
square_out SQUAREPROC(square_in)=1; /*proc no=1*/
}=1; /*version no*/
}=0x31230000;/*prog no*/

prog.c:6:1: error: unknown type name ‘square_out’; did you mean ‘quad_t’?
 square_out *squareproc_1_svc(square_in *inp,struct svc_req *rqstp)
 ^~~~~~~~~~
 quad_t
prog.c:6:30: error: unknown type name ‘square_in’
 square_out *squareproc_1_svc(square_in *inp,struct svc_req *rqstp)
                              ^~~~~~~~~
prog.c: In function ‘main’:
prog.c:23:2: error: unknown type name ‘square_in’
  square_in in;
  ^~~~~~~~~
prog.c:24:2: error: unknown type name ‘square_out’; did you mean ‘quad_t’?
  square_out *outp;
  ^~~~~~~~~~
  quad_t
prog.c:25:2: warning: implicit declaration of function ‘f’ [-Wimplicit-function-declaration]
  f(argc!=3)
  ^
prog.c:25:12: error: expected ‘;’ before ‘{’ token
  f(argc!=3)
            ^
            ;
      {
      ~      
prog.c:32:4: error: request for member ‘arg1’ in something not a structure or union
  in.arg1=atol(argv[2]);
    ^
prog.c:36:32: warning: implicit declaration of function ‘strerror’; did you mean ‘perror’? [-Wimplicit-function-declaration]
            printf("\nerror:%s",strerror(errno));
                                ^~~~~~~~
                                perror
prog.c:36:29: warning: format ‘%s’ expects argument of type ‘char *’, but argument 2 has type ‘int’ [-Wformat=]
            printf("\nerror:%s",strerror(errno));
                            ~^  ~~~~~~~~~~~~~~~
                            %d
prog.c:40:15: warning: implicit declaration of function ‘squareproc_1’ [-Wimplicit-function-declaration]
      if((outp=squareproc_1(&in,cl))==NULL)
               ^~~~~~~~~~~~
prog.c:40:14: warning: assignment to ‘int *’ from ‘int’ makes pointer from integer without a cast [-Wint-conversion]
      if((outp=squareproc_1(&in,cl))==NULL)
              ^
prog.c:46:40: error: request for member ‘res1’ in something not a structure or union
      printf("\n\n result is : %ld",outp->res1);
                                        ^~
prog.c: At top level:
prog.c:64:1: error: unknown type name ‘program’
 program SQUARE_PROG
 ^~~~~~~
prog.c:65:1: error: expected ‘=’, ‘,’, ‘;’, ‘asm’ or ‘__attribute__’ before ‘{’ token
 {
 ^
prog.c:70:2: error: expected identifier or ‘(’ before ‘=’ token
 }=0x31230000;/*prog no*/
  ^

Standard output is empty