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| author | Dana Robinson <derobins@hdfgroup.org> | 2019-01-31 01:32:40 (GMT) |
|---|---|---|
| committer | Dana Robinson <derobins@hdfgroup.org> | 2019-01-31 01:32:40 (GMT) |
| commit | f833001e3948c1088e09697c1b1820313e0d65e4 (patch) | |
| tree | 097b9e60152f2ee2cb8bad1541174995768ba99b /CMakeLists.txt | |
| parent | 9149d5a5352de4e0b9a2e57c91525a6cad767760 (diff) | |
| download | hdf5-f833001e3948c1088e09697c1b1820313e0d65e4.zip hdf5-f833001e3948c1088e09697c1b1820313e0d65e4.tar.gz hdf5-f833001e3948c1088e09697c1b1820313e0d65e4.tar.bz2 | |
Updated sec2, log, and core VFDs to use pread/pwrite when
available (can be controlled via a configure/CMake option)
Diffstat (limited to 'CMakeLists.txt')
| -rw-r--r-- | CMakeLists.txt | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt index a16cb08..cb9839b 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -482,6 +482,15 @@ if (HDF5_MEMORY_ALLOC_SANITY_CHECK) endif () #----------------------------------------------------------------------------- +# Option to enable/disable using pread/pwrite for VFDs +#----------------------------------------------------------------------------- +option (HDF5_ENABLE_PREADWRITE "Use pread/pwrite in sec2/log/core VFDs in place of read/write (when available)" ON) +mark_as_advanced (HDF5_ENABLE_PREADWRITE) +if (HDF5_ENABLE_PREADWRITE AND ${HDF_PREFIX}_HAVE_PREAD AND ${HDF_PREFIX}_HAVE_PWRITE) + set (H5_HAVE_PREADWRITE 1) +endif () + +#----------------------------------------------------------------------------- # Option to use deprecated public API symbols #----------------------------------------------------------------------------- option (HDF5_ENABLE_DEPRECATED_SYMBOLS "Enable deprecated public API symbols" ON) |