libcxx/include/__locale_dir/locale_base_api/bsd_locale_defaults.h

   1 // -*- C++ -*-
   2 //===----------------------------------------------------------------------===//
   3 //
   4 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   5 // See https://llvm.org/LICENSE.txt for license information.
   6 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   7 //
   8 //===----------------------------------------------------------------------===//
   9 // The BSDs have lots of *_l functions.  We don't want to define those symbols
  10 // on other platforms though, for fear of conflicts with user code.  So here,
  11 // we will define the mapping from an internal macro to the real BSD symbol.
  12 //===----------------------------------------------------------------------===//
  13
  14 #ifndef _LIBCPP___LOCALE_DIR_LOCALE_BASE_API_BSD_LOCALE_DEFAULTS_H
  15 #define _LIBCPP___LOCALE_DIR_LOCALE_BASE_API_BSD_LOCALE_DEFAULTS_H
  16
  17 #include <ctype.h>
  18 #include <stdio.h>
  19 #include <stdlib.h>
  20 #if _LIBCPP_HAS_WIDE_CHARACTERS
  21 #  include <wchar.h>
  22 #endif
  23
  24 // <xlocale.h> must come after the includes above since the functions it includes depend on
  25 // what headers have been included up to that point.
  26 #if defined(__APPLE__) || defined(__FreeBSD__)
  27 #  include <xlocale.h>
  28 #endif
  29
  30 #include <__config>
  31 #include <__cstddef/size_t.h>
  32 #include <__std_mbstate_t.h>
  33 #include <__utility/forward.h>
  34
  35 #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
  36 #  pragma GCC system_header
  37 #endif
  38
  39 _LIBCPP_BEGIN_NAMESPACE_STD
  40
  41 inline _LIBCPP_HIDE_FROM_ABI decltype(MB_CUR_MAX) __libcpp_mb_cur_max_l(locale_t __loc) { return MB_CUR_MAX_L(__loc); }
  42
  43 #if _LIBCPP_HAS_WIDE_CHARACTERS
  44 inline _LIBCPP_HIDE_FROM_ABI wint_t __libcpp_btowc_l(int __c, locale_t __loc) { return ::btowc_l(__c, __loc); }
  45
  46 inline _LIBCPP_HIDE_FROM_ABI int __libcpp_wctob_l(wint_t __c, locale_t __loc) { return ::wctob_l(__c, __loc); }
  47
  48 inline _LIBCPP_HIDE_FROM_ABI size_t __libcpp_wcsnrtombs_l(
  49     char* __dest, const wchar_t** __src, size_t __nwc, size_t __len, mbstate_t* __ps, locale_t __loc) {
  50   return ::wcsnrtombs_l(__dest, __src, __nwc, __len, __ps, __loc);
  51 }
  52
  53 inline _LIBCPP_HIDE_FROM_ABI size_t __libcpp_wcrtomb_l(char* __s, wchar_t __wc, mbstate_t* __ps, locale_t __loc) {
  54   return ::wcrtomb_l(__s, __wc, __ps, __loc);
  55 }
  56
  57 inline _LIBCPP_HIDE_FROM_ABI size_t __libcpp_mbsnrtowcs_l(
  58     wchar_t* __dest, const char** __src, size_t __nms, size_t __len, mbstate_t* __ps, locale_t __loc) {
  59   return ::mbsnrtowcs_l(__dest, __src, __nms, __len, __ps, __loc);
  60 }
  61
  62 inline _LIBCPP_HIDE_FROM_ABI size_t
  63 __libcpp_mbrtowc_l(wchar_t* __pwc, const char* __s, size_t __n, mbstate_t* __ps, locale_t __loc) {
  64   return ::mbrtowc_l(__pwc, __s, __n, __ps, __loc);
  65 }
  66
  67 inline _LIBCPP_HIDE_FROM_ABI int __libcpp_mbtowc_l(wchar_t* __pwc, const char* __pmb, size_t __max, locale_t __loc) {
  68   return ::mbtowc_l(__pwc, __pmb, __max, __loc);
  69 }
  70
  71 inline _LIBCPP_HIDE_FROM_ABI size_t __libcpp_mbrlen_l(const char* __s, size_t __n, mbstate_t* __ps, locale_t __loc) {
  72   return ::mbrlen_l(__s, __n, __ps, __loc);
  73 }
  74 #endif // _LIBCPP_HAS_WIDE_CHARACTERS
  75
  76 inline _LIBCPP_HIDE_FROM_ABI lconv* __libcpp_localeconv_l(locale_t& __loc) { return ::localeconv_l(__loc); }
  77
  78 #if _LIBCPP_HAS_WIDE_CHARACTERS
  79 inline _LIBCPP_HIDE_FROM_ABI size_t
  80 __libcpp_mbsrtowcs_l(wchar_t* __dest, const char** __src, size_t __len, mbstate_t* __ps, locale_t __loc) {
  81   return ::mbsrtowcs_l(__dest, __src, __len, __ps, __loc);
  82 }
  83 #endif
  84
  85 _LIBCPP_DIAGNOSTIC_PUSH
  86 _LIBCPP_CLANG_DIAGNOSTIC_IGNORED("-Wgcc-compat")
  87 _LIBCPP_GCC_DIAGNOSTIC_IGNORED("-Wformat-nonliteral") // GCC doesn't support [[gnu::format]] on variadic templates
  88 #ifdef _LIBCPP_COMPILER_CLANG_BASED
  89 #  define _LIBCPP_VARIADIC_ATTRIBUTE_FORMAT(...) _LIBCPP_ATTRIBUTE_FORMAT(__VA_ARGS__)
  90 #else
  91 #  define _LIBCPP_VARIADIC_ATTRIBUTE_FORMAT
  92 #endif
  93
  94 template <class... _Args>
  95 _LIBCPP_HIDE_FROM_ABI _LIBCPP_VARIADIC_ATTRIBUTE_FORMAT(__printf__, 4, 5) int __libcpp_snprintf_l(
  96     char* __s, size_t __n, locale_t __loc, const char* __format, _Args&&... __args) {
  97   return ::snprintf_l(__s, __n, __loc, __format, std::forward<_Args>(__args)...);
  98 }
  99
 100 template <class... _Args>
 101 _LIBCPP_HIDE_FROM_ABI _LIBCPP_VARIADIC_ATTRIBUTE_FORMAT(__printf__, 3, 4) int __libcpp_asprintf_l(
 102     char** __s, locale_t __loc, const char* __format, _Args&&... __args) {
 103   return ::asprintf_l(__s, __loc, __format, std::forward<_Args>(__args)...);
 104 }
 105
 106 template <class... _Args>
 107 _LIBCPP_HIDE_FROM_ABI _LIBCPP_VARIADIC_ATTRIBUTE_FORMAT(__scanf__, 3, 4) int __libcpp_sscanf_l(
 108     const char* __s, locale_t __loc, const char* __format, _Args&&... __args) {
 109   return ::sscanf_l(__s, __loc, __format, std::forward<_Args>(__args)...);
 110 }
 111 _LIBCPP_DIAGNOSTIC_POP
 112 #undef _LIBCPP_VARIADIC_ATTRIBUTE_FORMAT
 113
 114 _LIBCPP_END_NAMESPACE_STD
 115
 116 #endif // _LIBCPP___LOCALE_DIR_LOCALE_BASE_API_BSD_LOCALE_DEFAULTS_H