uscript_getScript

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

UScriptCode uscript_getScript(
    INT codepoint,
    UErrorCode* err
);

<DllImport("icuuc.dll", ExactSpelling:=True, CallingConvention:=CallingConvention.Cdecl)>
Public Shared Function uscript_getScript(
    codepoint As Integer,   ' INT
    ByRef err As Integer   ' UErrorCode* in/out
) As Integer
End Function

' codepoint : INT
' err : UErrorCode* in/out
Declare PtrSafe Function uscript_getScript Lib "icuuc" ( _
    ByVal codepoint As Long, _
    ByRef err 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

uscript_getScript = ctypes.cdll.icuuc.uscript_getScript
uscript_getScript.restype = ctypes.c_int
uscript_getScript.argtypes = [
    ctypes.c_int,  # codepoint : INT
    ctypes.c_void_p,  # err : UErrorCode* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('icuuc.dll')
uscript_getScript = Fiddle::Function.new(
  lib['uscript_getScript'],
  [
    Fiddle::TYPE_INT,  # codepoint : INT
    Fiddle::TYPE_VOIDP,  # err : UErrorCode* in/out
  ],
  Fiddle::TYPE_INT, Fiddle::Function::CDECL)

#[link(name = "icuuc")]
extern "C" {
    fn uscript_getScript(
        codepoint: i32,  // INT
        err: *mut i32  // UErrorCode* in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("icuuc.dll", CallingConvention = CallingConvention.Cdecl)]
public static extern int uscript_getScript(int codepoint, ref int err);
"@
$api = Add-Type -MemberDefinition $sig -Name 'icuuc_uscript_getScript' -Namespace Win32 -PassThru
# $api::uscript_getScript(codepoint, err)

#uselib "icuuc.dll"
#func global uscript_getScript "uscript_getScript" sptr, sptr
; uscript_getScript codepoint, err   ; 戻り値は stat
; codepoint : INT -> "sptr"
; err : UErrorCode* in/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 "icuuc.dll"
#cfunc global uscript_getScript "uscript_getScript" int, int
; res = uscript_getScript(codepoint, err)
; codepoint : INT -> "int"
; err : UErrorCode* in/out -> "int"

; UScriptCode uscript_getScript(INT codepoint, UErrorCode* err)
#uselib "icuuc.dll"
#cfunc global uscript_getScript "uscript_getScript" int, int
; res = uscript_getScript(codepoint, err)
; codepoint : INT -> "int"
; err : UErrorCode* in/out -> "int"

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

var (
	icuuc = windows.NewLazySystemDLL("icuuc.dll")
	procuscript_getScript = icuuc.NewProc("uscript_getScript")
)

// codepoint (INT), err (UErrorCode* in/out)
r1, _, err := procuscript_getScript.Call(
	uintptr(codepoint),
	uintptr(err),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // UScriptCode

function uscript_getScript(
  codepoint: Integer;   // INT
  err: Pointer   // UErrorCode* in/out
): Integer; cdecl;
  external 'icuuc.dll' name 'uscript_getScript';

result := DllCall("icuuc\uscript_getScript"
    , "Int", codepoint   ; INT
    , "Ptr", err   ; UErrorCode* in/out
    , "Cdecl Int")   ; return: UScriptCode

●uscript_getScript(codepoint, err) = DLL("icuuc.dll", "int uscript_getScript(int, void*)")
# 呼び出し: uscript_getScript(codepoint, err)
# codepoint : INT -> "int"
# err : 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。