uscript_isRightToLeft

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

CHAR uscript_isRightToLeft(
    UScriptCode script
);

<DllImport("icuuc.dll", ExactSpelling:=True, CallingConvention:=CallingConvention.Cdecl)>
Public Shared Function uscript_isRightToLeft(
    script As Integer   ' UScriptCode
) As SByte
End Function

' script : UScriptCode
Declare PtrSafe Function uscript_isRightToLeft Lib "icuuc" ( _
    ByVal script As Long) As Byte
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

uscript_isRightToLeft = ctypes.cdll.icuuc.uscript_isRightToLeft
uscript_isRightToLeft.restype = ctypes.c_byte
uscript_isRightToLeft.argtypes = [
    ctypes.c_int,  # script : UScriptCode
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('icuuc.dll')
uscript_isRightToLeft = Fiddle::Function.new(
  lib['uscript_isRightToLeft'],
  [
    Fiddle::TYPE_INT,  # script : UScriptCode
  ],
  Fiddle::TYPE_CHAR, Fiddle::Function::CDECL)

#[link(name = "icuuc")]
extern "C" {
    fn uscript_isRightToLeft(
        script: i32  // UScriptCode
    ) -> i8;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("icuuc.dll", CallingConvention = CallingConvention.Cdecl)]
public static extern sbyte uscript_isRightToLeft(int script);
"@
$api = Add-Type -MemberDefinition $sig -Name 'icuuc_uscript_isRightToLeft' -Namespace Win32 -PassThru
# $api::uscript_isRightToLeft(script)

#uselib "icuuc.dll"
#func global uscript_isRightToLeft "uscript_isRightToLeft" sptr
; uscript_isRightToLeft script   ; 戻り値は stat
; script : UScriptCode -> "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_isRightToLeft "uscript_isRightToLeft" int
; res = uscript_isRightToLeft(script)
; script : UScriptCode -> "int"

; CHAR uscript_isRightToLeft(UScriptCode script)
#uselib "icuuc.dll"
#cfunc global uscript_isRightToLeft "uscript_isRightToLeft" int
; res = uscript_isRightToLeft(script)
; script : UScriptCode -> "int"

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

var (
	icuuc = windows.NewLazySystemDLL("icuuc.dll")
	procuscript_isRightToLeft = icuuc.NewProc("uscript_isRightToLeft")
)

// script (UScriptCode)
r1, _, err := procuscript_isRightToLeft.Call(
	uintptr(script),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // CHAR

function uscript_isRightToLeft(
  script: Integer   // UScriptCode
): Shortint; cdecl;
  external 'icuuc.dll' name 'uscript_isRightToLeft';

result := DllCall("icuuc\uscript_isRightToLeft"
    , "Int", script   ; UScriptCode
    , "Cdecl Char")   ; return: CHAR

●uscript_isRightToLeft(script) = DLL("icuuc.dll", "char uscript_isRightToLeft(int)")
# 呼び出し: uscript_isRightToLeft(script)
# script : UScriptCode -> "int"
# 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。