/*----------------------------------------------------------

This Source Code Form is subject to the terms of the

Mozilla Public License, v.2.0. If a copy of the MPL

was not distributed with this file, You can obtain one

at http://mozilla.org/MPL/2.0/.

----------------------------------------------------------*/

using System;

using System.Runtime.InteropServices;

namespace ScriptEngine.HostedScript.Library

{

internal static class SystemHelper

{

public static string UnixKernelName()

{

return KernelNameInternal();

}

[DllImport("libc")]

private static extern int uname(IntPtr buf);

private static string KernelNameInternal()

{

IntPtr buf = IntPtr.Zero;

try

{

// https://pubs.opengroup.org/onlinepubs/9699919799/basedefs/sys_utsname.h.html

// стандартом размер структуры не определён, поэтому считаем, что 8K хватит всем

buf = Marshal.AllocHGlobal(8192);

if (uname(buf) == 0)

{

var osKernelName = Marshal.PtrToStringAnsi(buf);

return osKernelName;

}

}

finally

{

if (buf != IntPtr.Zero)

{

Marshal.FreeHGlobal(buf);

}

}

return null;

}

}

}