How to get number of cores in Win32? How to get number of cores in Win32? multithreading multithreading

How to get number of cores in Win32?


c windows multithreading winapi cpu-cores

You can call the GetSystemInfo WinAPI function; it returns a SYSTEM_INFO struct, which has the number of processors (which is the number of cores on a system with multiple core CPUs).

c windows multithreading winapi cpu-cores

You can read NUMBER_OF_PROCESSORS environment variable.

c windows multithreading winapi cpu-cores

Even though the question deals with .NET and yours with C, the basic responses should help:

Detecting the number of processors

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