1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
|
#include "h5dsm_example.h"
int main(int argc, char *argv[]) {
uuid_t pool_uuid;
char *pool_grp = "daos_tier0";
hid_t file = -1, dset = -1, trans = -1, space = -1, fapl = -1;
hsize_t dims[2] = {4, 6};
uint64_t trans_num;
(void)MPI_Init(&argc, &argv);
(void)daos_init();
if(argc != 4)
PRINTF_ERROR("argc != 4\n");
/* Parse UUID */
if(0 != uuid_parse(argv[1], pool_uuid))
ERROR;
/* Set up FAPL */
if((fapl = H5Pcreate(H5P_FILE_ACCESS)) < 0)
ERROR;
if(H5Pset_fapl_daosm(fapl, MPI_COMM_WORLD, MPI_INFO_NULL, pool_uuid, pool_grp) < 0)
ERROR;
/* Set up dataspace */
if((space = H5Screate_simple(2, dims, NULL)) < 0)
ERROR;
/* Open file */
if((file = H5Fopen_ff(argv[2], H5F_ACC_RDWR, fapl, &trans)) < 0)
ERROR;
/* Get next transaction */
if(H5TRget_trans_num(trans, &trans_num) < 0)
ERROR;
if(H5TRclose(trans) < 0)
ERROR;
if((trans = H5TRcreate(file, trans_num + 1)) < 0)
ERROR;
printf("Creating dataset - transaction number = %llu\n", (long long unsigned)(trans_num + 1));
/* Create dataset */
if((dset = H5Dcreate_ff(file, argv[3], H5T_NATIVE_INT, space, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT, trans)) < 0)
ERROR;
/* Commit transaction */
if(H5TRcommit(trans) < 0)
ERROR;
/* Close */
if(H5Dclose_ff(dset, -1) < 0)
ERROR;
if(H5TRclose(trans) < 0)
ERROR;
if(H5Fclose_ff(file, -1) < 0)
ERROR;
if(H5Sclose(space) < 0)
ERROR;
if(H5Pclose(fapl) < 0)
ERROR;
printf("Success\n");
(void)daos_fini();
(void)MPI_Finalize();
return 0;
error:
H5E_BEGIN_TRY {
H5Dclose_ff(dset, -1);
H5TRclose(trans);
H5Fclose_ff(file, -1);
H5Sclose(space);
H5Pclose(fapl);
} H5E_END_TRY;
(void)daos_fini();
(void)MPI_Finalize();
return 1;
}
|
