unumsys_isAlgorithmic

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

CHAR unumsys_isAlgorithmic(
    const UNumberingSystem* unumsys
);

<DllImport("icuin.dll", ExactSpelling:=True, CallingConvention:=CallingConvention.Cdecl)>
Public Shared Function unumsys_isAlgorithmic(
    ByRef unumsys As IntPtr   ' UNumberingSystem*
) As SByte
End Function

' unumsys : UNumberingSystem*
Declare PtrSafe Function unumsys_isAlgorithmic Lib "icuin" ( _
    ByRef unumsys As LongPtr) As Byte
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

unumsys_isAlgorithmic = ctypes.cdll.icuin.unumsys_isAlgorithmic
unumsys_isAlgorithmic.restype = ctypes.c_byte
unumsys_isAlgorithmic.argtypes = [
    ctypes.c_void_p,  # unumsys : UNumberingSystem*
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('icuin.dll')
unumsys_isAlgorithmic = Fiddle::Function.new(
  lib['unumsys_isAlgorithmic'],
  [
    Fiddle::TYPE_VOIDP,  # unumsys : UNumberingSystem*
  ],
  Fiddle::TYPE_CHAR, Fiddle::Function::CDECL)

#[link(name = "icuin")]
extern "C" {
    fn unumsys_isAlgorithmic(
        unumsys: *const isize  // UNumberingSystem*
    ) -> i8;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("icuin.dll", CallingConvention = CallingConvention.Cdecl)]
public static extern sbyte unumsys_isAlgorithmic(ref IntPtr unumsys);
"@
$api = Add-Type -MemberDefinition $sig -Name 'icuin_unumsys_isAlgorithmic' -Namespace Win32 -PassThru
# $api::unumsys_isAlgorithmic(unumsys)

#uselib "icuin.dll"
#func global unumsys_isAlgorithmic "unumsys_isAlgorithmic" sptr
; unumsys_isAlgorithmic unumsys   ; 戻り値は stat
; unumsys : UNumberingSystem* -> "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 "icuin.dll"
#cfunc global unumsys_isAlgorithmic "unumsys_isAlgorithmic" int
; res = unumsys_isAlgorithmic(unumsys)
; unumsys : UNumberingSystem* -> "int"

; CHAR unumsys_isAlgorithmic(UNumberingSystem* unumsys)
#uselib "icuin.dll"
#cfunc global unumsys_isAlgorithmic "unumsys_isAlgorithmic" int
; res = unumsys_isAlgorithmic(unumsys)
; unumsys : UNumberingSystem* -> "int"

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

var (
	icuin = windows.NewLazySystemDLL("icuin.dll")
	procunumsys_isAlgorithmic = icuin.NewProc("unumsys_isAlgorithmic")
)

// unumsys (UNumberingSystem*)
r1, _, err := procunumsys_isAlgorithmic.Call(
	uintptr(unumsys),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // CHAR

function unumsys_isAlgorithmic(
  unumsys: Pointer   // UNumberingSystem*
): Shortint; cdecl;
  external 'icuin.dll' name 'unumsys_isAlgorithmic';

result := DllCall("icuin\unumsys_isAlgorithmic"
    , "Ptr", unumsys   ; UNumberingSystem*
    , "Cdecl Char")   ; return: CHAR

●unumsys_isAlgorithmic(unumsys) = DLL("icuin.dll", "char unumsys_isAlgorithmic(void*)")
# 呼び出し: unumsys_isAlgorithmic(unumsys)
# unumsys : UNumberingSystem* -> "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。