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Improve HDF5_BUILD_PARALLEL_TOOLS docs and MFU not-found message #6428

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Merged
brtnfld merged 4 commits into from
Jun 3, 2026
Merged

Improve HDF5_BUILD_PARALLEL_TOOLS docs and MFU not-found message #6428

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d5c5934
cmake: improve HDF5_BUILD_PARALLEL_TOOLS documentation and MFU error …
brtnfld Jun 1, 2026
886b231
Shorten HDF5_BUILD_PARALLEL_TOOLS option description for ccmake display
brtnfld Jun 2, 2026
aa829dc
Address PR review: shorten option description and restore FATAL_ERROR
brtnfld Jun 2, 2026
d974c9a
docs: update HDF5_BUILD_PARALLEL_TOOLS description to "MPI-enabled HD…
brtnfld Jun 3, 2026
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2 changes: 1 addition & 1 deletion CMakeBuildOptions.cmake
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Original file line number Diff line number Diff line change
Expand Up @@ -73,7 +73,7 @@ mark_as_advanced (HDF5_ENABLE_MAP_API)

option (HDF5_BUILD_DOC "Build documentation" OFF)

option (HDF5_BUILD_PARALLEL_TOOLS "Build Parallel HDF5 Tools" OFF)
option (HDF5_BUILD_PARALLEL_TOOLS "Build MPI-enabled HDF5 tools" OFF)
mark_as_advanced (HDF5_BUILD_PARALLEL_TOOLS)

option (HDF5_BUILD_TOOLS "Build HDF5 Tools" ON)
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16 changes: 7 additions & 9 deletions config/cmake/FindMFU.cmake
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Expand Up @@ -85,14 +85,12 @@ endif()

# Report the results.
if (NOT MFU_FOUND)
set (MFU_DIR_MESSAGE
"Mfu was not found. Make sure MFU_LIBRARY and MFU_INCLUDE_DIR are set or set the MFU_INSTALL environment variable."
message (FATAL_ERROR "MFU (mpiFileUtils) was not found. "
"MFU is an HPC parallel file utilities library (https://github.com/hpc/mpifileutils). "
"Set the MFU_ROOT environment variable to the install prefix (export MFU_ROOT=<path>), "
"or set MFU_LIBRARY and MFU_INCLUDE_DIR explicitly. "
"Note: HDF5_BUILD_PARALLEL_TOOLS also requires CIRCLE (libcircle, https://github.com/hpc/libcircle) "
"and DTCMP (https://github.com/hpc/dtcmp), which are dependencies of mpiFileUtils and "
"are expected to be installed under the same MFU_ROOT prefix."
)
if (NOT MFU_FIND_QUIETLY)
message (VERBOSE "${MFU_DIR_MESSAGE}")
else ()
if (MFU_FIND_REQUIRED)
message (FATAL_ERROR "MFU was NOT found and is required.")
endif ()
endif ()
endif ()
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