#ifndef SPACE_AGE_H
#define SPACE_AGE_H

#include <stdint.h>

typedef enum planet {
   MERCURY = 0,
   VENUS,
   EARTH,
   MARS,
   JUPITER,
   SATURN,
   URANUS,
   NEPTUNE,
} planet_t;

float age(planet_t planet, int64_t seconds);

/* See GNUmakefile below for explanation
 * https://github.com/braoult/exercism/blob/master/c/templates/GNUmakefile
 */
#ifdef  TESTALL
#undef  TEST_IGNORE
#define TEST_IGNORE() {}
#endif

#endif