GlobalAddAtomExW

// KERNEL32.dll  (Unicode / -W)
#include <windows.h>

WORD GlobalAddAtomExW(
    LPCWSTR lpString,   // optional
    DWORD Flags
);

<DllImport("KERNEL32.dll", CharSet:=CharSet.Unicode, SetLastError:=True, ExactSpelling:=True)>
Public Shared Function GlobalAddAtomExW(
    <MarshalAs(UnmanagedType.LPWStr)> lpString As String,   ' LPCWSTR optional
    Flags As UInteger   ' DWORD
) As UShort
End Function

' lpString : LPCWSTR optional
' Flags : DWORD
Declare PtrSafe Function GlobalAddAtomExW Lib "kernel32" ( _
    ByVal lpString As LongPtr, _
    ByVal Flags As Long) As Integer
' Unicode(W): 文字列は ByVal As LongPtr とし StrPtr(unicodeStr) を渡す
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

GlobalAddAtomExW = ctypes.windll.kernel32.GlobalAddAtomExW
GlobalAddAtomExW.restype = ctypes.c_ushort
GlobalAddAtomExW.argtypes = [
    wintypes.LPCWSTR,  # lpString : LPCWSTR optional
    wintypes.DWORD,  # Flags : DWORD
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('KERNEL32.dll')
GlobalAddAtomExW = Fiddle::Function.new(
  lib['GlobalAddAtomExW'],
  [
    Fiddle::TYPE_VOIDP,  # lpString : LPCWSTR optional
    -Fiddle::TYPE_INT,  # Flags : DWORD
  ],
  -Fiddle::TYPE_SHORT)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"

#[link(name = "kernel32")]
extern "system" {
    fn GlobalAddAtomExW(
        lpString: *const u16,  // LPCWSTR optional
        Flags: u32  // DWORD
    ) -> u16;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("KERNEL32.dll", CharSet = CharSet.Unicode, SetLastError = true)]
public static extern ushort GlobalAddAtomExW([MarshalAs(UnmanagedType.LPWStr)] string lpString, uint Flags);
"@
$api = Add-Type -MemberDefinition $sig -Name 'KERNEL32_GlobalAddAtomExW' -Namespace Win32 -PassThru
# $api::GlobalAddAtomExW(lpString, Flags)

#uselib "KERNEL32.dll"
#func global GlobalAddAtomExW "GlobalAddAtomExW" wptr, wptr
; GlobalAddAtomExW lpString, Flags   ; 戻り値は stat
; lpString : LPCWSTR optional -> "wptr"
; Flags : DWORD -> "wptr"
; ※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 GlobalAddAtomExW "GlobalAddAtomExW" wstr, int
; res = GlobalAddAtomExW(lpString, Flags)
; lpString : LPCWSTR optional -> "wstr"
; Flags : DWORD -> "int"

; WORD GlobalAddAtomExW(LPCWSTR lpString, DWORD Flags)
#uselib "KERNEL32.dll"
#cfunc global GlobalAddAtomExW "GlobalAddAtomExW" wstr, int
; res = GlobalAddAtomExW(lpString, Flags)
; lpString : LPCWSTR optional -> "wstr"
; Flags : DWORD -> "int"

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

var (
	kernel32 = windows.NewLazySystemDLL("KERNEL32.dll")
	procGlobalAddAtomExW = kernel32.NewProc("GlobalAddAtomExW")
)

// lpString (LPCWSTR optional), Flags (DWORD)
r1, _, err := procGlobalAddAtomExW.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(lpString))),
	uintptr(Flags),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // WORD

function GlobalAddAtomExW(
  lpString: PWideChar;   // LPCWSTR optional
  Flags: DWORD   // DWORD
): Word; stdcall;
  external 'KERNEL32.dll' name 'GlobalAddAtomExW';

result := DllCall("KERNEL32\GlobalAddAtomExW"
    , "WStr", lpString   ; LPCWSTR optional
    , "UInt", Flags   ; DWORD
    , "UShort")   ; return: WORD

●GlobalAddAtomExW(lpString, Flags) = DLL("KERNEL32.dll", "int GlobalAddAtomExW(char*, dword)")
# 呼び出し: GlobalAddAtomExW(lpString, Flags)
# lpString : LPCWSTR optional -> "char*"
# Flags : DWORD -> "dword"
# 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)。
# ※-W(Unicode)関数。なでしこ1はANSIのため -A 版の利用を推奨。