Subversion Repositories open8_urisc

#include <stdio.h>
 
extern int var;
extern void (*func_ptr)(void);
extern void print_var (void);
extern void print_foo (void);
extern int foo;
extern int var2[2];
 
typedef struct
{
  int *   var;
  void (* func_ptr)(void);
  int *   var_with_offset;
}
TEST;
 
TEST xyz = { & var, print_var, & var };
 
const TEST const_xyz = { & var, print_var, & var };
 
int
main (void)
{
  print_var ();
 
  printf ("We see var = %d\n", var);
  printf ("Setting var = 456\n");
 
  var = 456;
 
  print_var ();
  printf ("We see var = %d\n\n", var);
 
  var = 90;
  print_var ();
  printf ("We see var = %d\n\n", var);
 
  print_foo ();
  printf ("We see foo = %d\n", foo);
  printf ("Setting foo = 19\n");
  foo = 19;
  print_foo ();
  printf ("We see foo = %d\n\n", foo);
  fflush (stdout);
 
  printf ("Calling dllimported function pointer\n");
  func_ptr ();
 
  printf ("Calling functions using global structure\n"); 
  xyz.func_ptr ();
  * xyz.var = 40;
  xyz.func_ptr ();
 
  printf ("We see var2[0] = %d\n\n", var2[0]);
 
  printf ("We see const xyz %x %x\n", const_xyz.var, const_xyz.var_with_offset);
 
  return 0;
}