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GetCurrentProcessorNumber

関数

現在のスレッドが動作するプロセッサ番号を取得する。

DLLKERNEL32.dll呼出規約winapi対応OSWindows Vista 以降

シグネチャ

// KERNEL32.dll
#include <windows.h>

DWORD GetCurrentProcessorNumber(void);

パラメーターなし。戻り値: DWORD

各言語での呼び出し定義

// KERNEL32.dll
#include <windows.h>

DWORD GetCurrentProcessorNumber(void);

[DllImport("KERNEL32.dll", ExactSpelling = true)]
static extern uint GetCurrentProcessorNumber();

<DllImport("KERNEL32.dll", ExactSpelling:=True)>
Public Shared Function GetCurrentProcessorNumber() As UInteger
End Function

Declare PtrSafe Function GetCurrentProcessorNumber Lib "kernel32" () As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

GetCurrentProcessorNumber = ctypes.windll.kernel32.GetCurrentProcessorNumber
GetCurrentProcessorNumber.restype = wintypes.DWORD
GetCurrentProcessorNumber.argtypes = []

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('KERNEL32.dll')
GetCurrentProcessorNumber = Fiddle::Function.new(
  lib['GetCurrentProcessorNumber'],
  [],
  -Fiddle::TYPE_INT)

#[link(name = "kernel32")]
extern "system" {
    fn GetCurrentProcessorNumber() -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("KERNEL32.dll")]
public static extern uint GetCurrentProcessorNumber();
"@
$api = Add-Type -MemberDefinition $sig -Name 'KERNEL32_GetCurrentProcessorNumber' -Namespace Win32 -PassThru
# $api::GetCurrentProcessorNumber()

#uselib "KERNEL32.dll"
#func global GetCurrentProcessorNumber "GetCurrentProcessorNumber"
; GetCurrentProcessorNumber   ; 戻り値は stat
; ※HSP3.7は #func のため戻り値はシステム変数 stat に格納されます。

#uselib "KERNEL32.dll"
#cfunc global GetCurrentProcessorNumber "GetCurrentProcessorNumber"
; res = GetCurrentProcessorNumber()

; DWORD GetCurrentProcessorNumber()
#uselib "KERNEL32.dll"
#cfunc global GetCurrentProcessorNumber "GetCurrentProcessorNumber"
; res = GetCurrentProcessorNumber()

import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	kernel32 = windows.NewLazySystemDLL("KERNEL32.dll")
	procGetCurrentProcessorNumber = kernel32.NewProc("GetCurrentProcessorNumber")
)

r1, _, err := procGetCurrentProcessorNumber.Call()
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function GetCurrentProcessorNumber: DWORD; stdcall;
  external 'KERNEL32.dll' name 'GetCurrentProcessorNumber';

result := DllCall("KERNEL32\GetCurrentProcessorNumber", "UInt")

●GetCurrentProcessorNumber() = DLL("KERNEL32.dll", "dword GetCurrentProcessorNumber()")
# 呼び出し: GetCurrentProcessorNumber()
# なでしこ1は32bit・ANSI(Shift_JIS)。文字列=char*(ANSI)、ポインタ/ハンドル=void*(4byte)。