uregex_setRegion

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

void uregex_setRegion(
    URegularExpression* regexp,
    INT regionStart,
    INT regionLimit,
    UErrorCode* status
);

<DllImport("icuin.dll", ExactSpelling:=True, CallingConvention:=CallingConvention.Cdecl)>
Public Shared Sub uregex_setRegion(
    ByRef regexp As IntPtr,   ' URegularExpression* in/out
    regionStart As Integer,   ' INT
    regionLimit As Integer,   ' INT
    ByRef status As Integer   ' UErrorCode* in/out
)
End Sub

' regexp : URegularExpression* in/out
' regionStart : INT
' regionLimit : INT
' status : UErrorCode* in/out
Declare PtrSafe Sub uregex_setRegion Lib "icuin" ( _
    ByRef regexp As LongPtr, _
    ByVal regionStart As Long, _
    ByVal regionLimit As Long, _
    ByRef status As Long)
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

uregex_setRegion = ctypes.cdll.icuin.uregex_setRegion
uregex_setRegion.restype = None
uregex_setRegion.argtypes = [
    ctypes.c_void_p,  # regexp : URegularExpression* in/out
    ctypes.c_int,  # regionStart : INT
    ctypes.c_int,  # regionLimit : INT
    ctypes.c_void_p,  # status : UErrorCode* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('icuin.dll')
uregex_setRegion = Fiddle::Function.new(
  lib['uregex_setRegion'],
  [
    Fiddle::TYPE_VOIDP,  # regexp : URegularExpression* in/out
    Fiddle::TYPE_INT,  # regionStart : INT
    Fiddle::TYPE_INT,  # regionLimit : INT
    Fiddle::TYPE_VOIDP,  # status : UErrorCode* in/out
  ],
  Fiddle::TYPE_VOID, Fiddle::Function::CDECL)

#[link(name = "icuin")]
extern "C" {
    fn uregex_setRegion(
        regexp: *mut isize,  // URegularExpression* in/out
        regionStart: i32,  // INT
        regionLimit: i32,  // INT
        status: *mut i32  // UErrorCode* in/out
    );
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("icuin.dll", CallingConvention = CallingConvention.Cdecl)]
public static extern void uregex_setRegion(ref IntPtr regexp, int regionStart, int regionLimit, ref int status);
"@
$api = Add-Type -MemberDefinition $sig -Name 'icuin_uregex_setRegion' -Namespace Win32 -PassThru
# $api::uregex_setRegion(regexp, regionStart, regionLimit, status)

#uselib "icuin.dll"
#func global uregex_setRegion "uregex_setRegion" sptr, sptr, sptr, sptr
; uregex_setRegion regexp, regionStart, regionLimit, status
; regexp : URegularExpression* in/out -> "sptr"
; regionStart : INT -> "sptr"
; regionLimit : INT -> "sptr"
; status : UErrorCode* in/out -> "sptr"

#uselib "icuin.dll"
#func global uregex_setRegion "uregex_setRegion" int, int, int, int
; uregex_setRegion regexp, regionStart, regionLimit, status
; regexp : URegularExpression* in/out -> "int"
; regionStart : INT -> "int"
; regionLimit : INT -> "int"
; status : UErrorCode* in/out -> "int"

; void uregex_setRegion(URegularExpression* regexp, INT regionStart, INT regionLimit, UErrorCode* status)
#uselib "icuin.dll"
#func global uregex_setRegion "uregex_setRegion" int, int, int, int
; uregex_setRegion regexp, regionStart, regionLimit, status
; regexp : URegularExpression* in/out -> "int"
; regionStart : INT -> "int"
; regionLimit : INT -> "int"
; status : UErrorCode* in/out -> "int"

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

var (
	icuin = windows.NewLazySystemDLL("icuin.dll")
	procuregex_setRegion = icuin.NewProc("uregex_setRegion")
)

// regexp (URegularExpression* in/out), regionStart (INT), regionLimit (INT), status (UErrorCode* in/out)
r1, _, err := procuregex_setRegion.Call(
	uintptr(regexp),
	uintptr(regionStart),
	uintptr(regionLimit),
	uintptr(status),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // void

procedure uregex_setRegion(
  regexp: Pointer;   // URegularExpression* in/out
  regionStart: Integer;   // INT
  regionLimit: Integer;   // INT
  status: Pointer   // UErrorCode* in/out
); cdecl;
  external 'icuin.dll' name 'uregex_setRegion';

result := DllCall("icuin\uregex_setRegion"
    , "Ptr", regexp   ; URegularExpression* in/out
    , "Int", regionStart   ; INT
    , "Int", regionLimit   ; INT
    , "Ptr", status   ; UErrorCode* in/out
    , "Cdecl Int")   ; return: void

●uregex_setRegion(regexp, regionStart, regionLimit, status) = DLL("icuin.dll", "int uregex_setRegion(void*, int, int, void*)")
# 呼び出し: uregex_setRegion(regexp, regionStart, regionLimit, status)
# regexp : URegularExpression* in/out -> "void*"
# regionStart : INT -> "int"
# regionLimit : INT -> "int"
# status : UErrorCode* in/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)。
# ※cdecl関数。DLL()宣言はstdcall前提。cdeclは EXEC_PTR(`cdecl`,…) を使用。