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cmake_host_system_information
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-----------------------------
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Query host system specific information.
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::
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cmake_host_system_information(RESULT <variable> QUERY <key> ...)
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Queries system information of the host system on which cmake runs.
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One or more ``<key>`` can be provided to select the information to be
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queried. The list of queried values is stored in ``<variable>``.
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``<key>`` can be one of the following values:
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============================= ================================================
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Key Description
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============================= ================================================
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``NUMBER_OF_LOGICAL_CORES`` Number of logical cores
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``NUMBER_OF_PHYSICAL_CORES`` Number of physical cores
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``HOSTNAME`` Hostname
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``FQDN`` Fully qualified domain name
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``TOTAL_VIRTUAL_MEMORY`` Total virtual memory in MiB [#mebibytes]_
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``AVAILABLE_VIRTUAL_MEMORY`` Available virtual memory in MiB [#mebibytes]_
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``TOTAL_PHYSICAL_MEMORY`` Total physical memory in MiB [#mebibytes]_
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``AVAILABLE_PHYSICAL_MEMORY`` Available physical memory in MiB [#mebibytes]_
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``IS_64BIT`` One if processor is 64Bit
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``HAS_FPU`` One if processor has floating point unit
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``HAS_MMX`` One if processor supports MMX instructions
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``HAS_MMX_PLUS`` One if processor supports Ext. MMX instructions
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``HAS_SSE`` One if processor supports SSE instructions
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``HAS_SSE2`` One if processor supports SSE2 instructions
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``HAS_SSE_FP`` One if processor supports SSE FP instructions
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``HAS_SSE_MMX`` One if processor supports SSE MMX instructions
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``HAS_AMD_3DNOW`` One if processor supports 3DNow instructions
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``HAS_AMD_3DNOW_PLUS`` One if processor supports 3DNow+ instructions
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``HAS_IA64`` One if IA64 processor emulating x86
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``HAS_SERIAL_NUMBER`` One if processor has serial number
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``PROCESSOR_SERIAL_NUMBER`` Processor serial number
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``PROCESSOR_NAME`` Human readable processor name
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``PROCESSOR_DESCRIPTION`` Human readable full processor description
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``OS_NAME`` See :variable:`CMAKE_HOST_SYSTEM_NAME`
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``OS_RELEASE`` The OS sub-type e.g. on Windows ``Professional``
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``OS_VERSION`` The OS build ID
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``OS_PLATFORM`` See :variable:`CMAKE_HOST_SYSTEM_PROCESSOR`
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============================= ================================================
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.. rubric:: Footnotes
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.. [#mebibytes] One MiB (mebibyte) is equal to 1024x1024 bytes.
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