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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. This file provides reimplementations
10// of those functions for non-BSD platforms.
11//===----------------------------------------------------------------------===//
12
13#ifndef _LIBCPP___CXX03___LOCALE_LOCALE_BASE_API_BSD_LOCALE_FALLBACKS_H
14#define _LIBCPP___CXX03___LOCALE_LOCALE_BASE_API_BSD_LOCALE_FALLBACKS_H
15
16#include <__cxx03/__locale_dir/locale_base_api/locale_guard.h>
17#include <__cxx03/cstdio>
18#include <__cxx03/stdlib.h>
19#include <stdarg.h>
20
21#ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS
22# include <__cxx03/cwchar>
23#endif
24
25#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
26# pragma GCC system_header
27#endif
28
29_LIBCPP_BEGIN_NAMESPACE_STD
30
31inline _LIBCPP_HIDE_FROM_ABI decltype(MB_CUR_MAX) __libcpp_mb_cur_max_l(locale_t __l) {
32 __libcpp_locale_guard __current(__l);
33 return MB_CUR_MAX;
34}
35
36#ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS
37inline _LIBCPP_HIDE_FROM_ABI wint_t __libcpp_btowc_l(int __c, locale_t __l) {
38 __libcpp_locale_guard __current(__l);
39 return btowc(__c);
40}
41
42inline _LIBCPP_HIDE_FROM_ABI int __libcpp_wctob_l(wint_t __c, locale_t __l) {
43 __libcpp_locale_guard __current(__l);
44 return wctob(__c);
45}
46
47inline _LIBCPP_HIDE_FROM_ABI size_t
48__libcpp_wcsnrtombs_l(char* __dest, const wchar_t** __src, size_t __nwc, size_t __len, mbstate_t* __ps, locale_t __l) {
49 __libcpp_locale_guard __current(__l);
50 return wcsnrtombs(__dest, __src, __nwc, __len, __ps);
51}
52
53inline _LIBCPP_HIDE_FROM_ABI size_t __libcpp_wcrtomb_l(char* __s, wchar_t __wc, mbstate_t* __ps, locale_t __l) {
54 __libcpp_locale_guard __current(__l);
55 return wcrtomb(__s, __wc, __ps);
56}
57
58inline _LIBCPP_HIDE_FROM_ABI size_t
59__libcpp_mbsnrtowcs_l(wchar_t* __dest, const char** __src, size_t __nms, size_t __len, mbstate_t* __ps, locale_t __l) {
60 __libcpp_locale_guard __current(__l);
61 return mbsnrtowcs(__dest, __src, __nms, __len, __ps);
62}
63
64inline _LIBCPP_HIDE_FROM_ABI size_t
65__libcpp_mbrtowc_l(wchar_t* __pwc, const char* __s, size_t __n, mbstate_t* __ps, locale_t __l) {
66 __libcpp_locale_guard __current(__l);
67 return mbrtowc(__pwc, __s, __n, __ps);
68}
69
70inline _LIBCPP_HIDE_FROM_ABI int __libcpp_mbtowc_l(wchar_t* __pwc, const char* __pmb, size_t __max, locale_t __l) {
71 __libcpp_locale_guard __current(__l);
72 return mbtowc(__pwc, __pmb, __max);
73}
74
75inline _LIBCPP_HIDE_FROM_ABI size_t __libcpp_mbrlen_l(const char* __s, size_t __n, mbstate_t* __ps, locale_t __l) {
76 __libcpp_locale_guard __current(__l);
77 return mbrlen(__s, __n, __ps);
78}
79#endif // _LIBCPP_HAS_NO_WIDE_CHARACTERS
80
81inline _LIBCPP_HIDE_FROM_ABI lconv* __libcpp_localeconv_l(locale_t __l) {
82 __libcpp_locale_guard __current(__l);
83 return localeconv();
84}
85
86#ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS
87inline _LIBCPP_HIDE_FROM_ABI size_t
88__libcpp_mbsrtowcs_l(wchar_t* __dest, const char** __src, size_t __len, mbstate_t* __ps, locale_t __l) {
89 __libcpp_locale_guard __current(__l);
90 return mbsrtowcs(__dest, __src, __len, __ps);
91}
92#endif
93
94inline _LIBCPP_ATTRIBUTE_FORMAT(__printf__, 4, 5) int __libcpp_snprintf_l(
95 char* __s, size_t __n, locale_t __l, const char* __format, ...) {
96 va_list __va;
97 va_start(__va, __format);
98 __libcpp_locale_guard __current(__l);
99 int __res = vsnprintf(__s, __n, __format, __va);
100 va_end(__va);
101 return __res;
102}
103
104inline _LIBCPP_ATTRIBUTE_FORMAT(__printf__, 3, 4) int __libcpp_asprintf_l(
105 char** __s, locale_t __l, const char* __format, ...) {
106 va_list __va;
107 va_start(__va, __format);
108 __libcpp_locale_guard __current(__l);
109 int __res = vasprintf(__s, __format, __va);
110 va_end(__va);
111 return __res;
112}
113
114inline _LIBCPP_ATTRIBUTE_FORMAT(__scanf__, 3, 4) int __libcpp_sscanf_l(
115 const char* __s, locale_t __l, const char* __format, ...) {
116 va_list __va;
117 va_start(__va, __format);
118 __libcpp_locale_guard __current(__l);
119 int __res = vsscanf(__s, __format, __va);
120 va_end(__va);
121 return __res;
122}
123
124_LIBCPP_END_NAMESPACE_STD
125
126#endif // _LIBCPP___CXX03___LOCALE_LOCALE_BASE_API_BSD_LOCALE_FALLBACKS_H
127

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source code of libcxx/include/__cxx03/__locale_dir/locale_base_api/bsd_locale_fallbacks.h