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author | Dana Robinson <43805+derobins@users.noreply.github.com> | 2021-10-06 05:37:12 (GMT) |
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committer | GitHub <noreply@github.com> | 2021-10-06 05:37:12 (GMT) |
commit | a45b73e4275b26505d8b659d1d807a654bb60df7 (patch) | |
tree | 721928d7f14575113d5a0b27aac21cb548c25b37 /doxygen/dox/cookbook/Files.c | |
parent | 5592111747b1e6ea1e934a3c13d3395312215c31 (diff) | |
download | hdf5-a45b73e4275b26505d8b659d1d807a654bb60df7.zip hdf5-a45b73e4275b26505d8b659d1d807a654bb60df7.tar.gz hdf5-a45b73e4275b26505d8b659d1d807a654bb60df7.tar.bz2 |
VFD SWMR: Normalization with develop (#1078)
Brings many changes from develop, particularly VOL changes for async
Diffstat (limited to 'doxygen/dox/cookbook/Files.c')
-rw-r--r-- | doxygen/dox/cookbook/Files.c | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/doxygen/dox/cookbook/Files.c b/doxygen/dox/cookbook/Files.c new file mode 100644 index 0000000..b824933 --- /dev/null +++ b/doxygen/dox/cookbook/Files.c @@ -0,0 +1,87 @@ +/* -*- c-file-style: "stroustrup" -*- */ + +#include "hdf5.h" + +#include <assert.h> +#include <stdio.h> +#include <stdlib.h> + +int +main(void) +{ + int ret_val = EXIT_SUCCESS; + + //! <!-- [free_space] --> + { + __label__ fail_fcpl, fail_fapl, fail_file; + hid_t fcpl, fapl, file; + + if ((fcpl = H5Pcreate(H5P_FILE_CREATE)) < 0) { + ret_val = EXIT_FAILURE; + goto fail_fcpl; + } +#if H5_VERSION_GE(1, 10, 1) + if (H5Pset_file_space_strategy(fcpl, H5F_FSPACE_STRATEGY_FSM_AGGR, 1, 4096) < 0) { +#else +#error HDF5 1.10.1+ required +#endif + ret_val = EXIT_FAILURE; + goto fail_fapl; + } + + if ((fapl = H5Pcreate(H5P_FILE_ACCESS)) < 0) { + ret_val = EXIT_FAILURE; + goto fail_fapl; + } +#if H5_VERSION_GE(1, 10, 1) + if (H5Pset_libver_bounds(fapl, H5F_LIBVER_V110, H5F_LIBVER_LATEST) < 0) { +#else +#error HDF5 1.10.x+ required +#endif + ret_val = EXIT_FAILURE; + goto fail_file; + } + + if ((file = H5Fcreate("free_space.h5", H5F_ACC_TRUNC, fcpl, fapl)) < 0) { + ret_val = EXIT_FAILURE; + goto fail_file; + } + H5Fclose(file); + +fail_file: + H5Pclose(fapl); +fail_fapl: + H5Pclose(fcpl); +fail_fcpl:; + } + //! <!-- [free_space] --> + + //! <!-- [user_block] --> + { + __label__ fail_fcpl, fail_file; + hid_t fcpl, file; + + if ((fcpl = H5Pcreate(H5P_FILE_CREATE)) < 0) { + ret_val = EXIT_FAILURE; + goto fail_fcpl; + } + if (H5Pset_userblock(fcpl, 8192 * 1024) < 0) { + ret_val = EXIT_FAILURE; + goto fail_file; + } + if ((file = H5Fcreate("userblock.h5", H5F_ACC_TRUNC, fcpl, H5P_DEFAULT)) < 0) { + ret_val = EXIT_FAILURE; + goto fail_file; + } + H5Fclose(file); + +fail_file: + H5Pclose(fcpl); +fail_fcpl:; + } + //! <!-- [user_block] --> + + assert(ret_val == EXIT_SUCCESS); + + return ret_val; +} |