cosmopolitan/third_party/libcxx/__bsd_locale_fallbacks.h

// -*- C++ -*-
//===---------------------- __bsd_locale_fallbacks.h ----------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
// The BSDs have lots of *_l functions.  This file provides reimplementations
// of those functions for non-BSD platforms.
//===----------------------------------------------------------------------===//

#ifndef _LIBCPP_BSD_LOCALE_FALLBACKS_DEFAULTS_H
#define _LIBCPP_BSD_LOCALE_FALLBACKS_DEFAULTS_H

#include "third_party/libcxx/stdlib.h"
#include "libc/mem/fmt.h"
#include "libc/str/unicode.h"
#include "libc/fmt/fmt.h"
#include "libc/str/locale.h"
#include "third_party/libcxx/memory"
#include "third_party/libcxx/__locale"

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

_LIBCPP_BEGIN_NAMESPACE_STD

inline _LIBCPP_INLINE_VISIBILITY decltype(MB_CUR_MAX)
    __libcpp_mb_cur_max_l(locale_t __l) {
  __libcpp_locale_guard __current(__l);
  return MB_CUR_MAX;
}

inline _LIBCPP_INLINE_VISIBILITY wint_t __libcpp_btowc_l(int __c,
                                                         locale_t __l) {
  __libcpp_locale_guard __current(__l);
  return btowc(__c);
}

inline _LIBCPP_INLINE_VISIBILITY int __libcpp_wctob_l(wint_t __c,
                                                      locale_t __l) {
  __libcpp_locale_guard __current(__l);
  return wctob(__c);
}

inline _LIBCPP_INLINE_VISIBILITY size_t
__libcpp_wcsnrtombs_l(char* __dest, const wchar_t** __src, size_t __nwc,
                      size_t __len, mbstate_t* __ps, locale_t __l) {
  __libcpp_locale_guard __current(__l);
  return wcsnrtombs(__dest, __src, __nwc, __len, __ps);
}

inline _LIBCPP_INLINE_VISIBILITY size_t __libcpp_wcrtomb_l(char* __s,
                                                           wchar_t __wc,
                                                           mbstate_t* __ps,
                                                           locale_t __l) {
  __libcpp_locale_guard __current(__l);
  return wcrtomb(__s, __wc, __ps);
}

inline _LIBCPP_INLINE_VISIBILITY size_t
__libcpp_mbsnrtowcs_l(wchar_t* __dest, const char** __src, size_t __nms,
                      size_t __len, mbstate_t* __ps, locale_t __l) {
  __libcpp_locale_guard __current(__l);
  return mbsnrtowcs(__dest, __src, __nms, __len, __ps);
}

inline _LIBCPP_INLINE_VISIBILITY size_t __libcpp_mbrtowc_l(wchar_t* __pwc,
                                                           const char* __s,
                                                           size_t __n,
                                                           mbstate_t* __ps,
                                                           locale_t __l) {
  __libcpp_locale_guard __current(__l);
  return mbrtowc(__pwc, __s, __n, __ps);
}

inline _LIBCPP_INLINE_VISIBILITY int __libcpp_mbtowc_l(wchar_t* __pwc,
                                                       const char* __pmb,
                                                       size_t __max,
                                                       locale_t __l) {
  __libcpp_locale_guard __current(__l);
  return mbtowc(__pwc, __pmb, __max);
}

inline _LIBCPP_INLINE_VISIBILITY size_t __libcpp_mbrlen_l(const char* __s,
                                                          size_t __n,
                                                          mbstate_t* __ps,
                                                          locale_t __l) {
  __libcpp_locale_guard __current(__l);
  return mbrlen(__s, __n, __ps);
}

inline _LIBCPP_INLINE_VISIBILITY lconv* __libcpp_localeconv_l(locale_t __l) {
  __libcpp_locale_guard __current(__l);
  return localeconv();
}

inline _LIBCPP_INLINE_VISIBILITY size_t __libcpp_mbsrtowcs_l(wchar_t* __dest,
                                                             const char** __src,
                                                             size_t __len,
                                                             mbstate_t* __ps,
                                                             locale_t __l) {
  __libcpp_locale_guard __current(__l);
  return mbsrtowcs(__dest, __src, __len, __ps);
}

inline int __libcpp_snprintf_l(char* __s, size_t __n, locale_t __l,
                               const char* __format, ...) {
  va_list __va;
  va_start(__va, __format);
  __libcpp_locale_guard __current(__l);
  int __res = vsnprintf(__s, __n, __format, __va);
  va_end(__va);
  return __res;
}

inline int __libcpp_asprintf_l(char** __s, locale_t __l, const char* __format,
                               ...) {
  va_list __va;
  va_start(__va, __format);
  __libcpp_locale_guard __current(__l);
  int __res = vasprintf(__s, __format, __va);
  va_end(__va);
  return __res;
}

inline int __libcpp_sscanf_l(const char* __s, locale_t __l,
                             const char* __format, ...) {
  va_list __va;
  va_start(__va, __format);
  __libcpp_locale_guard __current(__l);
  int __res = vsscanf(__s, __format, __va);
  va_end(__va);
  return __res;
}

_LIBCPP_END_NAMESPACE_STD

#endif // _LIBCPP_BSD_LOCALE_FALLBACKS_DEFAULTS_H