#include <stdio.h>
#include <errno.h>

static char indexfile[] = "/Index-byname";

void
main (argc, argv)
     int argc;
     char **argv;
{
  if (argc != 2)
    {
      fprintf (stderr, "Usage: index <egrep regular expression>\n");
      exit (1);
    }

  execl ("/bin/egrep", "egrep", argv[1], indexfile, 0);

  perror ("index: couldn't exec egrep");
  exit (1);
}