diff options
Diffstat (limited to 'examples/h5_group.c')
| -rw-r--r-- | examples/h5_group.c | 205 |
1 files changed, 103 insertions, 102 deletions
diff --git a/examples/h5_group.c b/examples/h5_group.c index 6e34e98..1c5ab12 100644 --- a/examples/h5_group.c +++ b/examples/h5_group.c @@ -10,108 +10,109 @@ #define FILE "DIR.h5" #define RANK 2 -main() +int +main(void) { - hid_t file, dir; - hid_t dataset, dataspace; - - herr_t status; - hsize_t dims[2]; - hsize_t size[1]; - -/* - * Create a file. - */ -file = H5Fcreate(FILE, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT); - -/* - * Create two groups in a file. - */ -dir = H5Gcreate(file, "/IntData", 0); -status = H5Gclose(dir); - -dir = H5Gcreate(file,"/FloatData", 0); -status = H5Gclose(dir); - -/* - * Create dataspace for the character string - */ -size[0] = 80; -dataspace = H5Screate_simple(1, size, NULL); - -/* - * Create dataset "String" in the root group. - */ -dataset = H5Dcreate(file, "String", H5T_NATIVE_CHAR, dataspace, H5P_DEFAULT); -H5Dclose(dataset); - -/* - * Create dataset "String" in the /IntData group. - */ -dataset = H5Dcreate(file, "/IntData/String", H5T_NATIVE_CHAR, dataspace, - H5P_DEFAULT); -H5Dclose(dataset); - -/* - * Create dataset "String" in the /FloatData group. - */ -dataset = H5Dcreate(file, "/FloatData/String", H5T_NATIVE_CHAR, dataspace, - H5P_DEFAULT); -H5Sclose(dataspace); -H5Dclose(dataset); - -/* - * Create IntArray dataset in the /IntData group by specifying full path. - */ -dims[0] = 2; -dims[1] = 3; -dataspace = H5Screate_simple(RANK, dims, NULL); -dataset = H5Dcreate(file, "/IntData/IntArray", H5T_NATIVE_INT, dataspace, - H5P_DEFAULT); -H5Sclose(dataspace); -H5Dclose(dataset); - -/* - * Set current group to /IntData and attach to the dataset String. - */ - -status = H5Gset (file, "/IntData"); -dataset = H5Dopen(file, "String"); -if (dataset > 0) printf("String dataset in /IntData group is found\n"); -H5Dclose(dataset); - -/* - * Set current group to /FloatData. - */ -status = H5Gset (file, "/FloatData"); - -/* - * Create two datasets FlatArray and DoubleArray. - */ - -dims[0] = 5; -dims[1] = 10; -dataspace = H5Screate_simple(RANK, dims, NULL); -dataset = H5Dcreate(file, "FloatArray", H5T_NATIVE_FLOAT, dataspace, H5P_DEFAULT); -H5Sclose(dataspace); -H5Dclose(dataset); - -dims[0] = 4; -dims[1] = 6; -dataspace = H5Screate_simple(RANK, dims, NULL); -dataset = H5Dcreate(file, "DoubleArray", H5T_NATIVE_DOUBLE, dataspace, - H5P_DEFAULT); -H5Sclose(dataspace); -H5Dclose(dataset); - -/* - * Attach to /FloatData/String dataset. - */ - -dataset = H5Dopen(file, "/FloatData/String"); -if (dataset > 0) printf("/FloatData/String dataset is found\n"); -H5Dclose(dataset); -H5Fclose(file); - + hid_t file, dir; + hid_t dataset, dataspace; + + herr_t status; + hsize_t dims[2]; + hsize_t size[1]; + + /* + * Create a file. + */ + file = H5Fcreate(FILE, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT); + + /* + * Create two groups in a file. + */ + dir = H5Gcreate(file, "/IntData", 0); + status = H5Gclose(dir); + + dir = H5Gcreate(file,"/FloatData", 0); + status = H5Gclose(dir); + + /* + * Create dataspace for the character string + */ + size[0] = 80; + dataspace = H5Screate_simple(1, size, NULL); + + /* + * Create dataset "String" in the root group. + */ + dataset = H5Dcreate(file, "String", H5T_NATIVE_CHAR, dataspace, + H5P_DEFAULT); + H5Dclose(dataset); + + /* + * Create dataset "String" in the /IntData group. + */ + dataset = H5Dcreate(file, "/IntData/String", H5T_NATIVE_CHAR, dataspace, + H5P_DEFAULT); + H5Dclose(dataset); + + /* + * Create dataset "String" in the /FloatData group. + */ + dataset = H5Dcreate(file, "/FloatData/String", H5T_NATIVE_CHAR, dataspace, + H5P_DEFAULT); + H5Sclose(dataspace); + H5Dclose(dataset); + + /* + * Create IntArray dataset in the /IntData group by specifying full path. + */ + dims[0] = 2; + dims[1] = 3; + dataspace = H5Screate_simple(RANK, dims, NULL); + dataset = H5Dcreate(file, "/IntData/IntArray", H5T_NATIVE_INT, dataspace, + H5P_DEFAULT); + H5Sclose(dataspace); + H5Dclose(dataset); + + /* + * Set current group to /IntData and attach to the dataset String. + */ + status = H5Gset (file, "/IntData"); + dataset = H5Dopen(file, "String"); + if (dataset > 0) printf("String dataset in /IntData group is found\n"); + H5Dclose(dataset); + + /* + * Set current group to /FloatData. + */ + status = H5Gset (file, "/FloatData"); + + /* + * Create two datasets FlatArray and DoubleArray. + */ + dims[0] = 5; + dims[1] = 10; + dataspace = H5Screate_simple(RANK, dims, NULL); + dataset = H5Dcreate(file, "FloatArray", H5T_NATIVE_FLOAT, dataspace, + H5P_DEFAULT); + H5Sclose(dataspace); + H5Dclose(dataset); + + dims[0] = 4; + dims[1] = 6; + dataspace = H5Screate_simple(RANK, dims, NULL); + dataset = H5Dcreate(file, "DoubleArray", H5T_NATIVE_DOUBLE, dataspace, + H5P_DEFAULT); + H5Sclose(dataspace); + H5Dclose(dataset); + + /* + * Attach to /FloatData/String dataset. + */ + dataset = H5Dopen(file, "/FloatData/String"); + if (dataset > 0) printf("/FloatData/String dataset is found\n"); + H5Dclose(dataset); + H5Fclose(file); + + return 0; } |