#include <stdio.h>
#include <sys/stat.h>

int main (int argc, char* argv[])
{
  char *fname;

  if ( argc != 2 ) {
    fprintf(stdout, "Usage: %s filename\n", argv[0]);
    return (1);
  }

  fname = argv[1];
  struct stat st;

  stat (fname, &st);

  if (st.st_mode & S_IRUSR) {
    printf ("Owning user can read from '%s'.\n", fname);
  } else {
    printf ("Owning user cannot read from '%s'.\n", fname);
  }

  if (st.st_mode & S_IWUSR) {
    printf ("Owning user can write to '%s'.\n", fname);
  } else {
    printf ("Owning user cannot write to '%s'.\n", fname);
  }

  return 0;
}