#include<stdio.h>
#include<stdlib.h>

struct abc {
  int a;
  double b;
  char c;
  double *d;
};

struct def {
  int d;
  struct abc e;
  struct abc *f;
};

void print_abc(struct abc a){
  printf("\tstruct abc:\n");
  printf("\ta=%d, b=%lf, c=%d, d=%p\n", a.a, a.b, a.c, a.d);
}
void print_def(struct def b){
  printf("\tstruct def:\n");
  printf("\ta=%d, b=%p\n", b.d, b.f);
  print_abc(b.e);
}

void cs_exit(int a){
  printf("cs_exit : a=%d.\n", a);
  exit(a);
}

void cs0(struct abc a, struct def b, int c){
  printf("cs0     :\n");
  print_abc(a);
  print_def(b);
  return cs_exit( c*a.a+b.e.c );
}


void cs_goto(int c, struct abc a, struct def b){
  printf("cs_return :\n");
  print_abc(a);
  print_def(b);
  return cs0(a, b, c);
}

int main(int argc, char **argv){
  struct abc A;
  struct def B;
  //int a=10, b=20, c=30, d=40, e=50, f=60, g=70;
  A.a = 10, A.b = 20.02, A.c = '\0', A.d = 0;
  B.d = 30, B.f = &A;
  B.e.a = 50, B.e.b = 60.06, B.e.c = '\1', B.e.d = 0;

  printf("main    :\n");
  print_abc(A);
  print_def(B);
  //printf("20*%d + 30*%d + 40*%d + 50*%d  =\n", a, b, c, d);
  cs_goto(100, A, B);
  return 0;
}