#include "common.h"

int shm_initialize(key_t shm_key, int shm_size,int *shrd_id,int *shm_ptr);
int shm_access(key_t shm_key, int shm_size, int *shrd_id, int *shm_ptr);

int erase_shm(struct SHM_PARAM *param_ptr)
{
    shmctl(param_ptr->shd_param_id, IPC_RMID, 0);

    return(0);
}

int main(int argc, char **argv)
{
  int shd_param_id;
  struct SHM_PARAM *param_ptr;
  double *data_ptr;
  key_t key;

  /* このkeyは、メモリを共有するプロセス同士で同じでなければならない */
  key = ftok(KEYFILE_PATH,PROJ_CHAR);
  if( key == -1 ) {
    perror("ftok()");
    return 1;
  }

  shm_initialize(key, sizeof(struct SHM_PARAM), &shd_param_id, (int *)&param_ptr);
  param_ptr->shd_param_id = shd_param_id;

  while(1){
    printf("%lf, %lf\n", param_ptr->a, param_ptr->b);
    if( param_ptr->status == FIN )
      break;
    sleep(1);
  }
  erase_shm(param_ptr);
  
}