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set H5_PAC_C_MAX_REAL_PRECISION default to 0 when cross compiling with #3365

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merged 1 commit into from
Aug 9, 2023
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set H5_PAC_C_MAX_REAL_PRECISION default to 0 when cross compiling with #3365

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24 changes: 13 additions & 11 deletions config/cmake/ConfigureChecks.cmake
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Original file line number Diff line number Diff line change
Expand Up @@ -858,21 +858,23 @@ if (HDF5_BUILD_FORTRAN)

list (GET PROG_OUTPUT4 0 H5_LDBL_DIG)
list (GET PROG_OUTPUT4 1 H5_FLT128_DIG)
endif ()

if (${HDF_PREFIX}_SIZEOF___FLOAT128 EQUAL "0" OR FLT128_DIG EQUAL "0")
set (${HDF_PREFIX}_HAVE_FLOAT128 0)
set (${HDF_PREFIX}_SIZEOF___FLOAT128 0)
set (_PAC_C_MAX_REAL_PRECISION ${H5_LDBL_DIG})
if (${HDF_PREFIX}_SIZEOF___FLOAT128 EQUAL "0" OR FLT128_DIG EQUAL "0")
set (${HDF_PREFIX}_HAVE_FLOAT128 0)
set (${HDF_PREFIX}_SIZEOF___FLOAT128 0)
set (_PAC_C_MAX_REAL_PRECISION ${H5_LDBL_DIG})
else ()
set (_PAC_C_MAX_REAL_PRECISION ${H5_FLT128_DIG})
endif ()
if (NOT ${_PAC_C_MAX_REAL_PRECISION})
set (${HDF_PREFIX}_PAC_C_MAX_REAL_PRECISION 0)
else ()
set (${HDF_PREFIX}_PAC_C_MAX_REAL_PRECISION ${_PAC_C_MAX_REAL_PRECISION})
endif ()
message (STATUS "maximum decimal precision for C var - ${${HDF_PREFIX}_PAC_C_MAX_REAL_PRECISION}")
else ()
set (_PAC_C_MAX_REAL_PRECISION ${H5_FLT128_DIG})
endif ()
if (NOT ${_PAC_C_MAX_REAL_PRECISION})
set (${HDF_PREFIX}_PAC_C_MAX_REAL_PRECISION 0)
else ()
set (${HDF_PREFIX}_PAC_C_MAX_REAL_PRECISION ${_PAC_C_MAX_REAL_PRECISION})
endif ()
message (STATUS "maximum decimal precision for C var - ${${HDF_PREFIX}_PAC_C_MAX_REAL_PRECISION}")

endif()

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