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SignalObjectAndWait
関数オブジェクトをシグナル状態にし別のオブジェクトを待機する。
シグネチャ
// KERNEL32.dll
#include <windows.h>
WAIT_EVENT SignalObjectAndWait(
HANDLE hObjectToSignal,
HANDLE hObjectToWaitOn,
DWORD dwMilliseconds,
BOOL bAlertable
);パラメーター
| 名前 | 型 | 方向 |
|---|---|---|
| hObjectToSignal | HANDLE | in |
| hObjectToWaitOn | HANDLE | in |
| dwMilliseconds | DWORD | in |
| bAlertable | BOOL | in |
戻り値の型: WAIT_EVENT
各言語での呼び出し定義
// KERNEL32.dll
#include <windows.h>
WAIT_EVENT SignalObjectAndWait(
HANDLE hObjectToSignal,
HANDLE hObjectToWaitOn,
DWORD dwMilliseconds,
BOOL bAlertable
);[DllImport("KERNEL32.dll", SetLastError = true, ExactSpelling = true)]
static extern uint SignalObjectAndWait(
IntPtr hObjectToSignal, // HANDLE
IntPtr hObjectToWaitOn, // HANDLE
uint dwMilliseconds, // DWORD
bool bAlertable // BOOL
);<DllImport("KERNEL32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function SignalObjectAndWait(
hObjectToSignal As IntPtr, ' HANDLE
hObjectToWaitOn As IntPtr, ' HANDLE
dwMilliseconds As UInteger, ' DWORD
bAlertable As Boolean ' BOOL
) As UInteger
End Function' hObjectToSignal : HANDLE
' hObjectToWaitOn : HANDLE
' dwMilliseconds : DWORD
' bAlertable : BOOL
Declare PtrSafe Function SignalObjectAndWait Lib "kernel32" ( _
ByVal hObjectToSignal As LongPtr, _
ByVal hObjectToWaitOn As LongPtr, _
ByVal dwMilliseconds As Long, _
ByVal bAlertable As Long) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。import ctypes
from ctypes import wintypes
SignalObjectAndWait = ctypes.windll.kernel32.SignalObjectAndWait
SignalObjectAndWait.restype = wintypes.DWORD
SignalObjectAndWait.argtypes = [
wintypes.HANDLE, # hObjectToSignal : HANDLE
wintypes.HANDLE, # hObjectToWaitOn : HANDLE
wintypes.DWORD, # dwMilliseconds : DWORD
wintypes.BOOL, # bAlertable : BOOL
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))require 'fiddle'
require 'fiddle/import'
lib = Fiddle.dlopen('KERNEL32.dll')
SignalObjectAndWait = Fiddle::Function.new(
lib['SignalObjectAndWait'],
[
Fiddle::TYPE_VOIDP, # hObjectToSignal : HANDLE
Fiddle::TYPE_VOIDP, # hObjectToWaitOn : HANDLE
-Fiddle::TYPE_INT, # dwMilliseconds : DWORD
Fiddle::TYPE_INT, # bAlertable : BOOL
],
-Fiddle::TYPE_INT)#[link(name = "kernel32")]
extern "system" {
fn SignalObjectAndWait(
hObjectToSignal: *mut core::ffi::c_void, // HANDLE
hObjectToWaitOn: *mut core::ffi::c_void, // HANDLE
dwMilliseconds: u32, // DWORD
bAlertable: i32 // BOOL
) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.$sig = @"
[DllImport("KERNEL32.dll", SetLastError = true)]
public static extern uint SignalObjectAndWait(IntPtr hObjectToSignal, IntPtr hObjectToWaitOn, uint dwMilliseconds, bool bAlertable);
"@
$api = Add-Type -MemberDefinition $sig -Name 'KERNEL32_SignalObjectAndWait' -Namespace Win32 -PassThru
# $api::SignalObjectAndWait(hObjectToSignal, hObjectToWaitOn, dwMilliseconds, bAlertable)#uselib "KERNEL32.dll"
#func global SignalObjectAndWait "SignalObjectAndWait" sptr, sptr, sptr, sptr
; SignalObjectAndWait hObjectToSignal, hObjectToWaitOn, dwMilliseconds, bAlertable ; 戻り値は stat
; hObjectToSignal : HANDLE -> "sptr"
; hObjectToWaitOn : HANDLE -> "sptr"
; dwMilliseconds : DWORD -> "sptr"
; bAlertable : BOOL -> "sptr"
; ※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 SignalObjectAndWait "SignalObjectAndWait" sptr, sptr, int, int
; res = SignalObjectAndWait(hObjectToSignal, hObjectToWaitOn, dwMilliseconds, bAlertable)
; hObjectToSignal : HANDLE -> "sptr"
; hObjectToWaitOn : HANDLE -> "sptr"
; dwMilliseconds : DWORD -> "int"
; bAlertable : BOOL -> "int"; WAIT_EVENT SignalObjectAndWait(HANDLE hObjectToSignal, HANDLE hObjectToWaitOn, DWORD dwMilliseconds, BOOL bAlertable)
#uselib "KERNEL32.dll"
#cfunc global SignalObjectAndWait "SignalObjectAndWait" intptr, intptr, int, int
; res = SignalObjectAndWait(hObjectToSignal, hObjectToWaitOn, dwMilliseconds, bAlertable)
; hObjectToSignal : HANDLE -> "intptr"
; hObjectToWaitOn : HANDLE -> "intptr"
; dwMilliseconds : DWORD -> "int"
; bAlertable : BOOL -> "int"import (
"golang.org/x/sys/windows"
"unsafe"
)
var (
kernel32 = windows.NewLazySystemDLL("KERNEL32.dll")
procSignalObjectAndWait = kernel32.NewProc("SignalObjectAndWait")
)
// hObjectToSignal (HANDLE), hObjectToWaitOn (HANDLE), dwMilliseconds (DWORD), bAlertable (BOOL)
r1, _, err := procSignalObjectAndWait.Call(
uintptr(hObjectToSignal),
uintptr(hObjectToWaitOn),
uintptr(dwMilliseconds),
uintptr(bAlertable),
)
_ = err // syscall.Errno (valid when the call sets last-error)
_ = r1 // WAIT_EVENTfunction SignalObjectAndWait(
hObjectToSignal: THandle; // HANDLE
hObjectToWaitOn: THandle; // HANDLE
dwMilliseconds: DWORD; // DWORD
bAlertable: BOOL // BOOL
): DWORD; stdcall;
external 'KERNEL32.dll' name 'SignalObjectAndWait';result := DllCall("KERNEL32\SignalObjectAndWait"
, "Ptr", hObjectToSignal ; HANDLE
, "Ptr", hObjectToWaitOn ; HANDLE
, "UInt", dwMilliseconds ; DWORD
, "Int", bAlertable ; BOOL
, "UInt") ; return: WAIT_EVENT●SignalObjectAndWait(hObjectToSignal, hObjectToWaitOn, dwMilliseconds, bAlertable) = DLL("KERNEL32.dll", "dword SignalObjectAndWait(void*, void*, dword, bool)")
# 呼び出し: SignalObjectAndWait(hObjectToSignal, hObjectToWaitOn, dwMilliseconds, bAlertable)
# hObjectToSignal : HANDLE -> "void*"
# hObjectToWaitOn : HANDLE -> "void*"
# dwMilliseconds : DWORD -> "dword"
# bAlertable : BOOL -> "bool"
# 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)。