cmake_host_system_information

Query host system specific information.

cmake_host_system_information(RESULT <variable> QUERY <key> ...)

Queries system information of the host system on which cmake runs. One or more <key> can be provided to select the information to be queried. The list of queried values is stored in <variable>.

<key> can be one of the following values:

Key	Description
`NUMBER_OF_LOGICAL_CORES`	Number of logical cores
`NUMBER_OF_PHYSICAL_CORES`	Number of physical cores
`HOSTNAME`	Hostname
`FQDN`	Fully qualified domain name
`TOTAL_VIRTUAL_MEMORY`	Total virtual memory in MiB 1
`AVAILABLE_VIRTUAL_MEMORY`	Available virtual memory in MiB 1
`TOTAL_PHYSICAL_MEMORY`	Total physical memory in MiB 1
`AVAILABLE_PHYSICAL_MEMORY`	Available physical memory in MiB 1
`IS_64BIT`	One if processor is 64Bit
`HAS_FPU`	One if processor has floating point unit
`HAS_MMX`	One if processor supports MMX instructions
`HAS_MMX_PLUS`	One if processor supports Ext. MMX instructions
`HAS_SSE`	One if processor supports SSE instructions
`HAS_SSE2`	One if processor supports SSE2 instructions
`HAS_SSE_FP`	One if processor supports SSE FP instructions
`HAS_SSE_MMX`	One if processor supports SSE MMX instructions
`HAS_AMD_3DNOW`	One if processor supports 3DNow instructions
`HAS_AMD_3DNOW_PLUS`	One if processor supports 3DNow+ instructions
`HAS_IA64`	One if IA64 processor emulating x86
`HAS_SERIAL_NUMBER`	One if processor has serial number
`PROCESSOR_SERIAL_NUMBER`	Processor serial number
`PROCESSOR_NAME`	Human readable processor name
`PROCESSOR_DESCRIPTION`	Human readable full processor description
`OS_NAME`	See `CMAKE_HOST_SYSTEM_NAME`
`OS_RELEASE`	The OS sub-type e.g. on Windows `Professional`
`OS_VERSION`	The OS build ID
`OS_PLATFORM`	See `CMAKE_HOST_SYSTEM_PROCESSOR`

Footnotes

1(1,2,3,4): One MiB (mebibyte) is equal to 1024x1024 bytes.

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Licensed under the BSD 3-clause License.
https://cmake.org/cmake/help/v3.17/command/cmake_host_system_information.html