int
main(void)
{
hid_t file=-1, dcpl=-1, space=-1, dset1=-1, dset2=-1;
hsize_t cur_size[2]= {8, 8};
H5D_space_status_t allocation;
int fill_val1 = 4444, fill_val2=5555;
if((file=H5Fcreate(FILENAME, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT)) <0) goto error;
if((space=H5Screate_simple(2, cur_size, cur_size)) < 0) goto error;
if((dcpl=H5Pcreate(H5P_DATASET_CREATE)) < 0) goto error;
/* Create a dataset with space being allocated and fill value written */
if(H5Pset_alloc_time(dcpl, H5D_ALLOC_TIME_EARLY) < 0) goto error;
if(H5Pset_fill_time(dcpl, H5D_FILL_TIME_ALLOC) < 0) goto error;
if(H5Pset_fill_value(dcpl, H5T_NATIVE_INT, &fill_val1) < 0) goto error;
if((dset1 = H5Dcreate2(file, "dset1", H5T_NATIVE_INT, space, H5P_DEFAULT, dcpl, H5P_DEFAULT)) < 0)
goto error;
if(H5Dget_space_status(dset1, &allocation) < 0) goto error;
if(allocation == H5D_SPACE_STATUS_NOT_ALLOCATED) {
puts(" Got unallocated space instead of allocated.");
printf(" Got %d\n", allocation);
goto error;
}
if(H5Dclose(dset1) < 0) goto error;
/* Create a dataset with space allocation being delayed */
if(H5Pset_alloc_time(dcpl, H5D_ALLOC_TIME_LATE) < 0) goto error;
if(H5Pset_fill_time(dcpl, H5D_FILL_TIME_ALLOC) < 0) goto error;
if(H5Pset_fill_value(dcpl, H5T_NATIVE_INT, &fill_val2) < 0) goto error;
if((dset2 = H5Dcreate2(file, "dset2", H5T_NATIVE_INT, space, H5P_DEFAULT, dcpl, H5P_DEFAULT)) < 0)
goto error;
if(H5Dget_space_status(dset2, &allocation) < 0) goto error;
if(allocation != H5D_SPACE_STATUS_NOT_ALLOCATED) {
puts(" Got allocated space instead of unallocated.");
printf(" Got %d\n", allocation);
goto error;
}
if(H5Dclose(dset2) < 0) goto error;
if(H5Sclose(space) < 0) goto error;
if(H5Pclose(dcpl) < 0) goto error;
if(H5Fclose(file) < 0) goto error;
return 0;
error:
H5E_BEGIN_TRY {
H5Pclose(dcpl);
H5Sclose(space);
H5Dclose(dset1);
H5Dclose(dset2);
H5Fclose(file);
} H5E_END_TRY;
return 1;
}
SpaceAllocationStatus Dataset::getSpaceAllocationStatus() const { // {{{
H5D_space_status_t status;
assertSuccess(
"getting dataset space allocation status",
H5Dget_space_status(getId(),&status)
);
return static_cast<SpaceAllocationStatus>(status);
} // }}}
/****if* H5Df/h5dget_space_status_c
* NAME
* h5dget_space_status_c
* PURPOSE
* Call H5Dget_space_status to request dataspace allocation status
* INPUTS
* dset_id - dataset identifier
* OUTPUTS
* flag - status flag
* RETURNS
* 0 on success, -1 on failure
* AUTHOR
* Elena Pourmal
* Wednesday, March 12, 2003
* HISTORY
*
* SOURCE
*/
int_f
h5dget_space_status_c ( hid_t_f *dset_id, int_f *flag)
/******/
{
int ret_value = -1;
herr_t ret;
hid_t c_dset_id;
H5D_space_status_t c_flag;
c_dset_id = (hid_t)*dset_id;
/*
* Call H5Dget_space_status
*/
ret = H5Dget_space_status(c_dset_id, &c_flag);
if (ret < 0) return ret_value;
*flag = (int_f)c_flag;
ret_value = 0;
return ret_value;
}
