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| author | Michael Hirsch, Ph.D <scivision@users.noreply.github.com> | 2020-02-10 21:16:46 (GMT) |
|---|---|---|
| committer | Brad King <brad.king@kitware.com> | 2020-02-11 15:42:41 (GMT) |
| commit | d9e39f3f89e618b1ea5c1f7d8133104850ff508c (patch) | |
| tree | 4e5185ae98a2b0cc1d2d73ebac1ac34c05f2f384 /Modules | |
| parent | 6e14fe4d1f4d1f56101e67d9b97a96c013879314 (diff) | |
| download | CMake-d9e39f3f89e618b1ea5c1f7d8133104850ff508c.zip CMake-d9e39f3f89e618b1ea5c1f7d8133104850ff508c.tar.gz CMake-d9e39f3f89e618b1ea5c1f7d8133104850ff508c.tar.bz2 | |
FindHDF5: check that compiler wrapper can compile a minimal program
There are common setups where the compiler wrapper is broken and will
give non-useful flags to CMake.
Diffstat (limited to 'Modules')
| -rw-r--r-- | Modules/FindHDF5.cmake | 59 |
1 files changed, 35 insertions, 24 deletions
diff --git a/Modules/FindHDF5.cmake b/Modules/FindHDF5.cmake index b488418..874f8dc 100644 --- a/Modules/FindHDF5.cmake +++ b/Modules/FindHDF5.cmake @@ -343,35 +343,46 @@ macro( _HDF5_invoke_compiler language output return_value version is_parallel) elseif("${language}" STREQUAL "Fortran") set(test_file ${scratch_dir}/cmake_hdf5_test.f90) endif() + # Verify that the compiler wrapper can actually compile: sometimes the compiler + # wrapper exists, but not the compiler. E.g. Miniconda / Anaconda Python execute_process( - COMMAND ${HDF5_${language}_COMPILER_EXECUTABLE} -show ${lib_type_args} ${test_file} - OUTPUT_VARIABLE ${output} - ERROR_VARIABLE ${output} + COMMAND ${HDF5_${language}_COMPILER_EXECUTABLE} ${test_file} RESULT_VARIABLE ${return_value} ) if(NOT ${${return_value}} EQUAL 0) - message(STATUS - "Unable to determine HDF5 ${language} flags from HDF5 wrapper.") - endif() - execute_process( - COMMAND ${HDF5_${language}_COMPILER_EXECUTABLE} -showconfig - OUTPUT_VARIABLE config_output - ERROR_VARIABLE config_output - RESULT_VARIABLE config_return - ) - if(NOT ${return_value} EQUAL 0) - message( STATUS - "Unable to determine HDF5 ${language} version from HDF5 wrapper.") - endif() - string(REGEX MATCH "HDF5 Version: ([a-zA-Z0-9\\.\\-]*)" version_match "${config_output}") - if(version_match) - string(REPLACE "HDF5 Version: " "" ${version} "${version_match}") - string(REPLACE "-patch" "." ${version} "${${version}}") - endif() - if(config_output MATCHES "Parallel HDF5: yes") - set(${is_parallel} TRUE) + message(STATUS + "HDF5 ${language} compiler wrapper is unable to compile a minimal HDF5 program.") else() - set(${is_parallel} FALSE) + execute_process( + COMMAND ${HDF5_${language}_COMPILER_EXECUTABLE} -show ${lib_type_args} ${test_file} + OUTPUT_VARIABLE ${output} + ERROR_VARIABLE ${output} + RESULT_VARIABLE ${return_value} + ) + if(NOT ${${return_value}} EQUAL 0) + message(STATUS + "Unable to determine HDF5 ${language} flags from HDF5 wrapper.") + endif() + execute_process( + COMMAND ${HDF5_${language}_COMPILER_EXECUTABLE} -showconfig + OUTPUT_VARIABLE config_output + ERROR_VARIABLE config_output + RESULT_VARIABLE config_return + ) + if(NOT ${return_value} EQUAL 0) + message( STATUS + "Unable to determine HDF5 ${language} version from HDF5 wrapper.") + endif() + string(REGEX MATCH "HDF5 Version: ([a-zA-Z0-9\\.\\-]*)" version_match "${config_output}") + if(version_match) + string(REPLACE "HDF5 Version: " "" ${version} "${version_match}") + string(REPLACE "-patch" "." ${version} "${${version}}") + endif() + if(config_output MATCHES "Parallel HDF5: yes") + set(${is_parallel} TRUE) + else() + set(${is_parallel} FALSE) + endif() endif() endmacro() |