// -*- C++ -*-
//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//==============================================================================
// NOTICE: This file has been modified by Green Hills Software, Inc.  Such
// modifications are subject to copyright by Green Hills Software, Inc.  See the
// "Green Hills Software Modifications" section in the LICENSE.txt included with
// this distribution for more information.
//==============================================================================

#ifndef _LIBCPP_CUCHAR
#define _LIBCPP_CUCHAR

/*
    cuchar synopsis // since C++11

Macros:

    __STDC_UTF_16__
    __STDC_UTF_32__

namespace std {

Types:

  mbstate_t
  size_t

size_t mbrtoc8(char8_t* pc8, const char* s, size_t n, mbstate_t* ps);   // since C++20
size_t c8rtomb(char* s, char8_t c8, mbstate_t* ps);                     // since C++20
size_t mbrtoc16(char16_t* pc16, const char* s, size_t n, mbstate_t* ps);
size_t c16rtomb(char* s, char16_t c16, mbstate_t* ps);
size_t mbrtoc32(char32_t* pc32, const char* s, size_t n, mbstate_t* ps);
size_t c32rtomb(char* s, char32_t c32, mbstate_t* ps);

} // std

*/

#include <__assert> // all public C++ headers provide the assertion handler
#include <__config>

#include <uchar.h>

#if !defined(__ghs)
#ifndef _LIBCPP_UCHAR_H
#   error <cuchar> tried including <uchar.h> but didn't find libc++'s <uchar.h> header.           This usually means that your header search paths are not configured properly.           The header search paths should contain the C++ Standard Library headers before           any C Standard Library, and you are probably using compiler flags that make that           not be the case.
#endif
#endif /* !defined(__ghs) */

#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
#  pragma GCC system_header
#endif

#if defined(__ghs__)
  #pragma ghs start_cxx_lib_header
  #pragma ghs startdata
  #if defined(__ghs_max_pack_value)
    #pragma pack (push, __ghs_max_pack_value)
  #endif
#endif

_LIBCPP_BEGIN_NAMESPACE_STD

#if !defined(_LIBCPP_CXX03_LANG)

using ::size_t _LIBCPP_USING_IF_EXISTS;
#if _LIBCPP_STD_VER >= 11 && defined(__GHS_UNICODE__)
#if _LIBCPP_STD_VER >= 17
using ::mbstate_t;
#elif defined(_LIBCPP_COMPILER_GHS)
// non-standard but useful to do anyway
using ::mbstate_t;
#endif

#  if !defined(_LIBCPP_HAS_NO_C8RTOMB_MBRTOC8)
using ::mbrtoc8 _LIBCPP_USING_IF_EXISTS;
using ::c8rtomb _LIBCPP_USING_IF_EXISTS;
#  endif
using ::mbrtoc16 _LIBCPP_USING_IF_EXISTS;
using ::c16rtomb _LIBCPP_USING_IF_EXISTS;
using ::mbrtoc32 _LIBCPP_USING_IF_EXISTS;
using ::c32rtomb _LIBCPP_USING_IF_EXISTS;
#endif

#endif // _LIBCPP_CXX03_LANG

_LIBCPP_END_NAMESPACE_STD

#if defined(__ghs__)
  #if defined(__ghs_max_pack_value)
    #pragma pack(pop)
  #endif
  #pragma ghs enddata
  #pragma ghs end_cxx_lib_header
#endif

#endif  // _LIBCPP_CUCHAR