1// -*- C++ -*- 2//===---------------------- __bsd_locale_fallbacks.h ----------------------===// 3// 4// The LLVM Compiler Infrastructure 5// 6// This file is dual licensed under the MIT and the University of Illinois Open 7// Source Licenses. See LICENSE.TXT for details. 8// 9//===----------------------------------------------------------------------===// 10// The BSDs have lots of *_l functions. This file provides reimplementations 11// of those functions for non-BSD platforms. 12//===----------------------------------------------------------------------===// 13 14#ifndef _LIBCPP_BSD_LOCALE_FALLBACKS_DEFAULTS_H 15#define _LIBCPP_BSD_LOCALE_FALLBACKS_DEFAULTS_H 16 17#include <stdlib.h> 18#include <memory> 19 20_LIBCPP_BEGIN_NAMESPACE_STD 21 22typedef _VSTD::remove_pointer<locale_t>::type __use_locale_struct; 23typedef _VSTD::unique_ptr<__use_locale_struct, decltype(&uselocale)> __locale_raii; 24 25inline _LIBCPP_ALWAYS_INLINE 26decltype(MB_CUR_MAX) __libcpp_mb_cur_max_l(locale_t __l) 27{ 28 __locale_raii __current( uselocale(__l), uselocale ); 29 return MB_CUR_MAX; 30} 31 32inline _LIBCPP_ALWAYS_INLINE 33wint_t __libcpp_btowc_l(int __c, locale_t __l) 34{ 35 __locale_raii __current( uselocale(__l), uselocale ); 36 return btowc(__c); 37} 38 39inline _LIBCPP_ALWAYS_INLINE 40int __libcpp_wctob_l(wint_t __c, locale_t __l) 41{ 42 __locale_raii __current( uselocale(__l), uselocale ); 43 return wctob(__c); 44} 45 46inline _LIBCPP_ALWAYS_INLINE 47size_t __libcpp_wcsnrtombs_l(char *__dest, const wchar_t **__src, size_t __nwc, 48 size_t __len, mbstate_t *__ps, locale_t __l) 49{ 50 __locale_raii __current( uselocale(__l), uselocale ); 51 return wcsnrtombs(__dest, __src, __nwc, __len, __ps); 52} 53 54inline _LIBCPP_ALWAYS_INLINE 55size_t __libcpp_wcrtomb_l(char *__s, wchar_t __wc, mbstate_t *__ps, locale_t __l) 56{ 57 __locale_raii __current( uselocale(__l), uselocale ); 58 return wcrtomb(__s, __wc, __ps); 59} 60 61inline _LIBCPP_ALWAYS_INLINE 62size_t __libcpp_mbsnrtowcs_l(wchar_t * __dest, const char **__src, size_t __nms, 63 size_t __len, mbstate_t *__ps, locale_t __l) 64{ 65 __locale_raii __current( uselocale(__l), uselocale ); 66 return mbsnrtowcs(__dest, __src, __nms, __len, __ps); 67} 68 69inline _LIBCPP_ALWAYS_INLINE 70size_t __libcpp_mbrtowc_l(wchar_t *__pwc, const char *__s, size_t __n, 71 mbstate_t *__ps, locale_t __l) 72{ 73 __locale_raii __current( uselocale(__l), uselocale ); 74 return mbrtowc(__pwc, __s, __n, __ps); 75} 76 77inline _LIBCPP_ALWAYS_INLINE 78int __libcpp_mbtowc_l(wchar_t *__pwc, const char *__pmb, size_t __max, locale_t __l) 79{ 80 __locale_raii __current( uselocale(__l), uselocale ); 81 return mbtowc(__pwc, __pmb, __max); 82} 83 84inline _LIBCPP_ALWAYS_INLINE 85size_t __libcpp_mbrlen_l(const char *__s, size_t __n, mbstate_t *__ps, locale_t __l) 86{ 87 __locale_raii __current( uselocale(__l), uselocale ); 88 return mbrlen(__s, __n, __ps); 89} 90 91inline _LIBCPP_ALWAYS_INLINE 92lconv *__libcpp_localeconv_l(locale_t __l) 93{ 94 __locale_raii __current( uselocale(__l), uselocale ); 95 return localeconv(); 96} 97 98inline _LIBCPP_ALWAYS_INLINE 99size_t __libcpp_mbsrtowcs_l(wchar_t *__dest, const char **__src, size_t __len, 100 mbstate_t *__ps, locale_t __l) 101{ 102 __locale_raii __current( uselocale(__l), uselocale ); 103 return mbsrtowcs(__dest, __src, __len, __ps); 104} 105 106inline 107int __libcpp_snprintf_l(char *__s, size_t __n, locale_t __l, const char *__format, ...) { 108 va_list __va; 109 va_start(__va, __format); 110 __locale_raii __current( uselocale(__l), uselocale ); 111 int __res = vsnprintf(__s, __n, __format, __va); 112 va_end(__va); 113 return __res; 114} 115 116inline 117int __libcpp_asprintf_l(char **__s, locale_t __l, const char *__format, ...) { 118 va_list __va; 119 va_start(__va, __format); 120 __locale_raii __current( uselocale(__l), uselocale ); 121 int __res = vasprintf(__s, __format, __va); 122 va_end(__va); 123 return __res; 124} 125 126inline 127int __libcpp_sscanf_l(const char *__s, locale_t __l, const char *__format, ...) { 128 va_list __va; 129 va_start(__va, __format); 130 __locale_raii __current( uselocale(__l), uselocale ); 131 int __res = vsscanf(__s, __format, __va); 132 va_end(__va); 133 return __res; 134} 135 136_LIBCPP_END_NAMESPACE_STD 137 138#endif // _LIBCPP_BSD_LOCALE_FALLBACKS_DEFAULTS_H 139