CMake/Help/command/cmake_host_system_information.rst
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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:
::
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 megabytes.
AVAILABLE_VIRTUAL_MEMORY = Available virtual memory in megabytes.
TOTAL_PHYSICAL_MEMORY = Total physical memory in megabytes.
AVAILABLE_PHYSICAL_MEMORY = Available physical memory in megabytes.