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___LOCALE_LOCALE_BASE_API_BSD_LOCALE_FALLBACKS_H
14 #define _LIBCPP___LOCALE_LOCALE_BASE_API_BSD_LOCALE_FALLBACKS_H
15
16 #include <__locale_dir/locale_base_api/locale_guard.h>
17 #include <cstdio>
18 #include <stdarg.h>
19 #include <stdlib.h>
20
21 #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS
22 # include <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
31 inline _LIBCPP_INLINE_VISIBILITY
decltype(MB_CUR_MAX)32 decltype(MB_CUR_MAX) __libcpp_mb_cur_max_l(locale_t __l)
33 {
34 __libcpp_locale_guard __current(__l);
35 return MB_CUR_MAX;
36 }
37
38 #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS
39 inline _LIBCPP_INLINE_VISIBILITY
__libcpp_btowc_l(int __c,locale_t __l)40 wint_t __libcpp_btowc_l(int __c, locale_t __l)
41 {
42 __libcpp_locale_guard __current(__l);
43 return btowc(__c);
44 }
45
46 inline _LIBCPP_INLINE_VISIBILITY
__libcpp_wctob_l(wint_t __c,locale_t __l)47 int __libcpp_wctob_l(wint_t __c, locale_t __l)
48 {
49 __libcpp_locale_guard __current(__l);
50 return wctob(__c);
51 }
52
53 inline _LIBCPP_INLINE_VISIBILITY
__libcpp_wcsnrtombs_l(char * __dest,const wchar_t ** __src,size_t __nwc,size_t __len,mbstate_t * __ps,locale_t __l)54 size_t __libcpp_wcsnrtombs_l(char *__dest, const wchar_t **__src, size_t __nwc,
55 size_t __len, mbstate_t *__ps, locale_t __l)
56 {
57 __libcpp_locale_guard __current(__l);
58 return wcsnrtombs(__dest, __src, __nwc, __len, __ps);
59 }
60
61 inline _LIBCPP_INLINE_VISIBILITY
__libcpp_wcrtomb_l(char * __s,wchar_t __wc,mbstate_t * __ps,locale_t __l)62 size_t __libcpp_wcrtomb_l(char *__s, wchar_t __wc, mbstate_t *__ps, locale_t __l)
63 {
64 __libcpp_locale_guard __current(__l);
65 return wcrtomb(__s, __wc, __ps);
66 }
67
68 inline _LIBCPP_INLINE_VISIBILITY
__libcpp_mbsnrtowcs_l(wchar_t * __dest,const char ** __src,size_t __nms,size_t __len,mbstate_t * __ps,locale_t __l)69 size_t __libcpp_mbsnrtowcs_l(wchar_t * __dest, const char **__src, size_t __nms,
70 size_t __len, mbstate_t *__ps, locale_t __l)
71 {
72 __libcpp_locale_guard __current(__l);
73 return mbsnrtowcs(__dest, __src, __nms, __len, __ps);
74 }
75
76 inline _LIBCPP_INLINE_VISIBILITY
__libcpp_mbrtowc_l(wchar_t * __pwc,const char * __s,size_t __n,mbstate_t * __ps,locale_t __l)77 size_t __libcpp_mbrtowc_l(wchar_t *__pwc, const char *__s, size_t __n,
78 mbstate_t *__ps, locale_t __l)
79 {
80 __libcpp_locale_guard __current(__l);
81 return mbrtowc(__pwc, __s, __n, __ps);
82 }
83
84 inline _LIBCPP_INLINE_VISIBILITY
__libcpp_mbtowc_l(wchar_t * __pwc,const char * __pmb,size_t __max,locale_t __l)85 int __libcpp_mbtowc_l(wchar_t *__pwc, const char *__pmb, size_t __max, locale_t __l)
86 {
87 __libcpp_locale_guard __current(__l);
88 return mbtowc(__pwc, __pmb, __max);
89 }
90
91 inline _LIBCPP_INLINE_VISIBILITY
__libcpp_mbrlen_l(const char * __s,size_t __n,mbstate_t * __ps,locale_t __l)92 size_t __libcpp_mbrlen_l(const char *__s, size_t __n, mbstate_t *__ps, locale_t __l)
93 {
94 __libcpp_locale_guard __current(__l);
95 return mbrlen(__s, __n, __ps);
96 }
97 #endif // _LIBCPP_HAS_NO_WIDE_CHARACTERS
98
99 inline _LIBCPP_INLINE_VISIBILITY
__libcpp_localeconv_l(locale_t __l)100 lconv *__libcpp_localeconv_l(locale_t __l)
101 {
102 __libcpp_locale_guard __current(__l);
103 return localeconv();
104 }
105
106 #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS
107 inline _LIBCPP_INLINE_VISIBILITY
__libcpp_mbsrtowcs_l(wchar_t * __dest,const char ** __src,size_t __len,mbstate_t * __ps,locale_t __l)108 size_t __libcpp_mbsrtowcs_l(wchar_t *__dest, const char **__src, size_t __len,
109 mbstate_t *__ps, locale_t __l)
110 {
111 __libcpp_locale_guard __current(__l);
112 return mbsrtowcs(__dest, __src, __len, __ps);
113 }
114 #endif
115
116 inline _LIBCPP_ATTRIBUTE_FORMAT(__printf__, 4, 5)
__libcpp_snprintf_l(char * __s,size_t __n,locale_t __l,const char * __format,...)117 int __libcpp_snprintf_l(char *__s, size_t __n, locale_t __l, const char *__format, ...) {
118 va_list __va;
119 va_start(__va, __format);
120 __libcpp_locale_guard __current(__l);
121 int __res = vsnprintf(__s, __n, __format, __va);
122 va_end(__va);
123 return __res;
124 }
125
126 inline _LIBCPP_ATTRIBUTE_FORMAT(__printf__, 3, 4)
__libcpp_asprintf_l(char ** __s,locale_t __l,const char * __format,...)127 int __libcpp_asprintf_l(char **__s, locale_t __l, const char *__format, ...) {
128 va_list __va;
129 va_start(__va, __format);
130 __libcpp_locale_guard __current(__l);
131 int __res = vasprintf(__s, __format, __va);
132 va_end(__va);
133 return __res;
134 }
135
136 inline _LIBCPP_ATTRIBUTE_FORMAT(__scanf__, 3, 4)
__libcpp_sscanf_l(const char * __s,locale_t __l,const char * __format,...)137 int __libcpp_sscanf_l(const char *__s, locale_t __l, const char *__format, ...) {
138 va_list __va;
139 va_start(__va, __format);
140 __libcpp_locale_guard __current(__l);
141 int __res = vsscanf(__s, __format, __va);
142 va_end(__va);
143 return __res;
144 }
145
146 _LIBCPP_END_NAMESPACE_STD
147
148 #endif // _LIBCPP___LOCALE_LOCALE_BASE_API_BSD_LOCALE_FALLBACKS_H
149