/* c++ -Wpadded testprog.c; a.out */

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

#define MAX_GAMMA_RAYS 30

typedef struct TRACKED_GAMMA_RAY
{
  long long int timestamp;      /* timestap of first interaction point */
  float esum;                   /* gamma ray energy */
  int ndet;                     /* number of interactions */
  float fom;                    /* figure of merit */
  int tracked;                  /* 1==if tracked */
  float x0, y0, z0, e0;         /* first interaction point */
  float x1, y1, z1, e1;         /* second interaction point */
} TRACKED_GAMMA_RAY;

typedef struct TRACKED_GAMMA_HIT
{
  int ngam;
  int pad;
  TRACKED_GAMMA_RAY gr[MAX_GAMMA_RAYS];
} TRACKED_GAMMA_HIT;

int
main ()
{

  /* do some sanety check here (64vs32 bit machines) */

  printf ("sizeof(TRACKED_GAMMA_HIT)=%i\n", sizeof (TRACKED_GAMMA_HIT));
  printf ("sizeof(TRACKED_GAMMA_RAY)=%i\n", sizeof (TRACKED_GAMMA_RAY));
  printf ("MAX_GAMMA_RAYS=%i\n", MAX_GAMMA_RAYS);
  printf ("%i*%i+2*%i ", MAX_GAMMA_RAYS, sizeof (TRACKED_GAMMA_RAY), sizeof (int));
  printf ("manual size=%i\n", MAX_GAMMA_RAYS * sizeof (TRACKED_GAMMA_RAY) + 2 * sizeof (int));
  if (sizeof (TRACKED_GAMMA_HIT) != (MAX_GAMMA_RAYS * sizeof (TRACKED_GAMMA_RAY) + 2 * sizeof (int)))
    {
      printf ("problem with size of TRACKED_GAMMA_HIT\n");
      exit (1);
    }
  else
    printf ("size of TRACKED_GAMMA_HIT is OK\n");

  exit (0);

};