WslLaunchInteractive

// Api-ms-win-wsl-api-l1-1-0.dll
#include <windows.h>

HRESULT WslLaunchInteractive(
    LPCWSTR distributionName,
    LPCWSTR command,   // optional
    BOOL useCurrentWorkingDirectory,
    DWORD* exitCode
);

<DllImport("Api-ms-win-wsl-api-l1-1-0.dll", ExactSpelling:=True)>
Public Shared Function WslLaunchInteractive(
    <MarshalAs(UnmanagedType.LPWStr)> distributionName As String,   ' LPCWSTR
    <MarshalAs(UnmanagedType.LPWStr)> command As String,   ' LPCWSTR optional
    useCurrentWorkingDirectory As Boolean,   ' BOOL
    <Out> ByRef exitCode As UInteger   ' DWORD* out
) As Integer
End Function

' distributionName : LPCWSTR
' command : LPCWSTR optional
' useCurrentWorkingDirectory : BOOL
' exitCode : DWORD* out
Declare PtrSafe Function WslLaunchInteractive Lib "api-ms-win-wsl-api-l1-1-0" ( _
    ByVal distributionName As LongPtr, _
    ByVal command As LongPtr, _
    ByVal useCurrentWorkingDirectory As Long, _
    ByRef exitCode 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

WslLaunchInteractive = ctypes.windll.LoadLibrary("Api-ms-win-wsl-api-l1-1-0.dll").WslLaunchInteractive
WslLaunchInteractive.restype = ctypes.c_int
WslLaunchInteractive.argtypes = [
    wintypes.LPCWSTR,  # distributionName : LPCWSTR
    wintypes.LPCWSTR,  # command : LPCWSTR optional
    wintypes.BOOL,  # useCurrentWorkingDirectory : BOOL
    ctypes.POINTER(wintypes.DWORD),  # exitCode : DWORD* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('Api-ms-win-wsl-api-l1-1-0.dll')
WslLaunchInteractive = Fiddle::Function.new(
  lib['WslLaunchInteractive'],
  [
    Fiddle::TYPE_VOIDP,  # distributionName : LPCWSTR
    Fiddle::TYPE_VOIDP,  # command : LPCWSTR optional
    Fiddle::TYPE_INT,  # useCurrentWorkingDirectory : BOOL
    Fiddle::TYPE_VOIDP,  # exitCode : DWORD* out
  ],
  Fiddle::TYPE_INT)

#[link(name = "api-ms-win-wsl-api-l1-1-0")]
extern "system" {
    fn WslLaunchInteractive(
        distributionName: *const u16,  // LPCWSTR
        command: *const u16,  // LPCWSTR optional
        useCurrentWorkingDirectory: i32,  // BOOL
        exitCode: *mut u32  // DWORD* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("Api-ms-win-wsl-api-l1-1-0.dll")]
public static extern int WslLaunchInteractive([MarshalAs(UnmanagedType.LPWStr)] string distributionName, [MarshalAs(UnmanagedType.LPWStr)] string command, bool useCurrentWorkingDirectory, out uint exitCode);
"@
$api = Add-Type -MemberDefinition $sig -Name 'Api-ms-win-wsl-api-l1-1-0_WslLaunchInteractive' -Namespace Win32 -PassThru
# $api::WslLaunchInteractive(distributionName, command, useCurrentWorkingDirectory, exitCode)

#uselib "Api-ms-win-wsl-api-l1-1-0.dll"
#func global WslLaunchInteractive "WslLaunchInteractive" sptr, sptr, sptr, sptr
; WslLaunchInteractive distributionName, command, useCurrentWorkingDirectory, varptr(exitCode)   ; 戻り値は stat
; distributionName : LPCWSTR -> "sptr"
; command : LPCWSTR optional -> "sptr"
; useCurrentWorkingDirectory : BOOL -> "sptr"
; exitCode : DWORD* out -> "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 "Api-ms-win-wsl-api-l1-1-0.dll"
#cfunc global WslLaunchInteractive "WslLaunchInteractive" wstr, wstr, int, var
; res = WslLaunchInteractive(distributionName, command, useCurrentWorkingDirectory, exitCode)
; distributionName : LPCWSTR -> "wstr"
; command : LPCWSTR optional -> "wstr"
; useCurrentWorkingDirectory : BOOL -> "int"
; exitCode : DWORD* out -> "var"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

; HRESULT WslLaunchInteractive(LPCWSTR distributionName, LPCWSTR command, BOOL useCurrentWorkingDirectory, DWORD* exitCode)
#uselib "Api-ms-win-wsl-api-l1-1-0.dll"
#cfunc global WslLaunchInteractive "WslLaunchInteractive" wstr, wstr, int, var
; res = WslLaunchInteractive(distributionName, command, useCurrentWorkingDirectory, exitCode)
; distributionName : LPCWSTR -> "wstr"
; command : LPCWSTR optional -> "wstr"
; useCurrentWorkingDirectory : BOOL -> "int"
; exitCode : DWORD* out -> "var"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

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

var (
	api_ms_win_wsl_api_l1_1_0 = windows.NewLazySystemDLL("Api-ms-win-wsl-api-l1-1-0.dll")
	procWslLaunchInteractive = api_ms_win_wsl_api_l1_1_0.NewProc("WslLaunchInteractive")
)

// distributionName (LPCWSTR), command (LPCWSTR optional), useCurrentWorkingDirectory (BOOL), exitCode (DWORD* out)
r1, _, err := procWslLaunchInteractive.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(distributionName))),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(command))),
	uintptr(useCurrentWorkingDirectory),
	uintptr(exitCode),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function WslLaunchInteractive(
  distributionName: PWideChar;   // LPCWSTR
  command: PWideChar;   // LPCWSTR optional
  useCurrentWorkingDirectory: BOOL;   // BOOL
  exitCode: Pointer   // DWORD* out
): Integer; stdcall;
  external 'Api-ms-win-wsl-api-l1-1-0.dll' name 'WslLaunchInteractive';

result := DllCall("Api-ms-win-wsl-api-l1-1-0\WslLaunchInteractive"
    , "WStr", distributionName   ; LPCWSTR
    , "WStr", command   ; LPCWSTR optional
    , "Int", useCurrentWorkingDirectory   ; BOOL
    , "Ptr", exitCode   ; DWORD* out
    , "Int")   ; return: HRESULT

●WslLaunchInteractive(distributionName, command, useCurrentWorkingDirectory, exitCode) = DLL("Api-ms-win-wsl-api-l1-1-0.dll", "int WslLaunchInteractive(char*, char*, bool, void*)")
# 呼び出し: WslLaunchInteractive(distributionName, command, useCurrentWorkingDirectory, exitCode)
# distributionName : LPCWSTR -> "char*"
# command : LPCWSTR optional -> "char*"
# useCurrentWorkingDirectory : BOOL -> "bool"
# exitCode : DWORD* out -> "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)。