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// -*- C++ -*-
//===-------------------- support/win32/locale_win32.cpp ------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include <locale>
#include <cstdarg> // va_start, va_end
#include <memory>
#include <type_traits>
using std::__libcpp_locale_guard;
// FIXME: base currently unused. Needs manual work to construct the new locale
locale_t newlocale( int mask, const char * locale, locale_t /*base*/ )
{
return _create_locale( mask, locale );
}
locale_t uselocale( locale_t newloc )
{
locale_t old_locale = _get_current_locale();
if ( newloc == NULL )
return old_locale;
// uselocale sets the thread's locale by definition, so unconditionally use thread-local locale
_configthreadlocale( _ENABLE_PER_THREAD_LOCALE );
// uselocale sets all categories
// disable setting locale on Windows temporarily because the structure is opaque (PR31516)
//setlocale( LC_ALL, newloc->locinfo->lc_category[LC_ALL].locale );
// uselocale returns the old locale_t
return old_locale;
}
decltype(MB_CUR_MAX) MB_CUR_MAX_L( locale_t __l )
{
#if defined(_LIBCPP_MSVCRT)
return ___mb_cur_max_l_func(__l);
#else
__libcpp_locale_guard __current(__l);
return MB_CUR_MAX;
#endif
}
lconv *localeconv_l( locale_t loc )
{
__libcpp_locale_guard __current(loc);
return localeconv();
}
size_t mbrlen_l( const char *__restrict s, size_t n,
mbstate_t *__restrict ps, locale_t loc )
{
__libcpp_locale_guard __current(loc);
return mbrlen( s, n, ps );
}
size_t mbsrtowcs_l( wchar_t *__restrict dst, const char **__restrict src,
size_t len, mbstate_t *__restrict ps, locale_t loc )
{
__libcpp_locale_guard __current(loc);
return mbsrtowcs( dst, src, len, ps );
}
size_t wcrtomb_l( char *__restrict s, wchar_t wc, mbstate_t *__restrict ps,
locale_t loc )
{
__libcpp_locale_guard __current(loc);
return wcrtomb( s, wc, ps );
}
size_t mbrtowc_l( wchar_t *__restrict pwc, const char *__restrict s,
size_t n, mbstate_t *__restrict ps, locale_t loc )
{
__libcpp_locale_guard __current(loc);
return mbrtowc( pwc, s, n, ps );
}
size_t mbsnrtowcs_l( wchar_t *__restrict dst, const char **__restrict src,
size_t nms, size_t len, mbstate_t *__restrict ps, locale_t loc )
{
__libcpp_locale_guard __current(loc);
return mbsnrtowcs( dst, src, nms, len, ps );
}
size_t wcsnrtombs_l( char *__restrict dst, const wchar_t **__restrict src,
size_t nwc, size_t len, mbstate_t *__restrict ps, locale_t loc )
{
__libcpp_locale_guard __current(loc);
return wcsnrtombs( dst, src, nwc, len, ps );
}
wint_t btowc_l( int c, locale_t loc )
{
__libcpp_locale_guard __current(loc);
return btowc( c );
}
int wctob_l( wint_t c, locale_t loc )
{
__libcpp_locale_guard __current(loc);
return wctob( c );
}
int snprintf_l(char *ret, size_t n, locale_t loc, const char *format, ...)
{
__libcpp_locale_guard __current(loc);
va_list ap;
va_start( ap, format );
int result = vsnprintf( ret, n, format, ap );
va_end(ap);
return result;
}
int asprintf_l( char **ret, locale_t loc, const char *format, ... )
{
va_list ap;
va_start( ap, format );
int result = vasprintf_l( ret, loc, format, ap );
va_end(ap);
return result;
}
int vasprintf_l( char **ret, locale_t loc, const char *format, va_list ap )
{
__libcpp_locale_guard __current(loc);
return vasprintf( ret, format, ap );
}
#if !defined(_LIBCPP_MSVCRT)
float strtof_l(const char* nptr, char** endptr, locale_t loc) {
__libcpp_locale_guard __current(loc);
return strtof(nptr, endptr);
}
long double strtold_l(const char* nptr, char** endptr, locale_t loc) {
__libcpp_locale_guard __current(loc);
return strtold(nptr, endptr);
}
#endif
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