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DeleteLogByHandle

関数

ハンドルで指定したCLFSログを削除対象に設定する。

DLLclfsw32.dll呼出規約winapiSetLastErrorあり対応OSWindows Vista 以降

シグネチャ

// clfsw32.dll
#include <windows.h>

BOOL DeleteLogByHandle(
    HANDLE hLog
);

パラメーター

名前	型	方向
hLog	HANDLE	in

戻り値の型: BOOL

各言語での呼び出し定義

// clfsw32.dll
#include <windows.h>

BOOL DeleteLogByHandle(
    HANDLE hLog
);

[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("clfsw32.dll", SetLastError = true, ExactSpelling = true)]
static extern bool DeleteLogByHandle(
    IntPtr hLog   // HANDLE
);

<DllImport("clfsw32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function DeleteLogByHandle(
    hLog As IntPtr   ' HANDLE
) As Boolean
End Function

' hLog : HANDLE
Declare PtrSafe Function DeleteLogByHandle Lib "clfsw32" ( _
    ByVal hLog As LongPtr) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

DeleteLogByHandle = ctypes.windll.clfsw32.DeleteLogByHandle
DeleteLogByHandle.restype = wintypes.BOOL
DeleteLogByHandle.argtypes = [
    wintypes.HANDLE,  # hLog : HANDLE
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('clfsw32.dll')
DeleteLogByHandle = Fiddle::Function.new(
  lib['DeleteLogByHandle'],
  [
    Fiddle::TYPE_VOIDP,  # hLog : HANDLE
  ],
  Fiddle::TYPE_INT)

#[link(name = "clfsw32")]
extern "system" {
    fn DeleteLogByHandle(
        hLog: *mut core::ffi::c_void  // HANDLE
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("clfsw32.dll", SetLastError = true)]
public static extern bool DeleteLogByHandle(IntPtr hLog);
"@
$api = Add-Type -MemberDefinition $sig -Name 'clfsw32_DeleteLogByHandle' -Namespace Win32 -PassThru
# $api::DeleteLogByHandle(hLog)

#uselib "clfsw32.dll"
#func global DeleteLogByHandle "DeleteLogByHandle" sptr
; DeleteLogByHandle hLog   ; 戻り値は stat
; hLog : HANDLE -> "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 "clfsw32.dll"
#cfunc global DeleteLogByHandle "DeleteLogByHandle" sptr
; res = DeleteLogByHandle(hLog)
; hLog : HANDLE -> "sptr"

; BOOL DeleteLogByHandle(HANDLE hLog)
#uselib "clfsw32.dll"
#cfunc global DeleteLogByHandle "DeleteLogByHandle" intptr
; res = DeleteLogByHandle(hLog)
; hLog : HANDLE -> "intptr"

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

var (
	clfsw32 = windows.NewLazySystemDLL("clfsw32.dll")
	procDeleteLogByHandle = clfsw32.NewProc("DeleteLogByHandle")
)

// hLog (HANDLE)
r1, _, err := procDeleteLogByHandle.Call(
	uintptr(hLog),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function DeleteLogByHandle(
  hLog: THandle   // HANDLE
): BOOL; stdcall;
  external 'clfsw32.dll' name 'DeleteLogByHandle';

result := DllCall("clfsw32\DeleteLogByHandle"
    , "Ptr", hLog   ; HANDLE
    , "Int")   ; return: BOOL

●DeleteLogByHandle(hLog) = DLL("clfsw32.dll", "bool DeleteLogByHandle(void*)")
# 呼び出し: DeleteLogByHandle(hLog)
# hLog : HANDLE -> "void*"
# 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)。