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locale: add UTF8 and ACP/OCP locales

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Those are frequently used:

- UTF8: for exception message formatting
- ACP(OCP): for generic (console) output

Signed-off-by: Simon Rozman <simon@rozman.si>
This commit is contained in:
Simon Rozman 2023-12-19 09:43:26 +01:00
parent a5193c9738
commit 2020fa2eec
3 changed files with 23 additions and 3 deletions
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2
include/stdex/chrono.hpp
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@ -392,7 +392,7 @@ namespace stdex {
template<class TR = std::char_traits<char>, class AX = std::allocator<char>> template<class TR = std::char_traits<char>, class AX = std::allocator<char>>
static std::basic_string<char, TR, AX> to_rfc822(_In_ const time_point tp) static std::basic_string<char, TR, AX> to_rfc822(_In_ const time_point tp)
{ {
return to_str(tp, "%a, %d %b %Y %H:%M:%S GMT", locale_C.get()); return to_str(tp, "%a, %d %b %Y %H:%M:%S GMT", stdex::locale_C);
} }
}; };
} }

4
include/stdex/html.hpp
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@ -1999,7 +1999,7 @@ namespace stdex
{ {
size_t n = str.size(); size_t n = str.size();
// Use %X instead of %p to ommit leading zeros and save space. // Use %X instead of %p to ommit leading zeros and save space.
stdex::appendf(str, "%c%zX%c", stdex::locale_C.get(), token_tag_start, reinterpret_cast<uintptr_t>(this), token_tag_end); stdex::appendf(str, "%c%zX%c", stdex::locale_C, token_tag_start, reinterpret_cast<uintptr_t>(this), token_tag_end);
return str.size() - n; return str.size() - n;
} }
@ -2014,7 +2014,7 @@ namespace stdex
size_t append_tag(_Inout_ std::basic_string<wchar_t, TR, AX>& str) const size_t append_tag(_Inout_ std::basic_string<wchar_t, TR, AX>& str) const
{ {
// Use %X instead of %p to ommit leading zeros and save space. // Use %X instead of %p to ommit leading zeros and save space.
return stdex::appendf(str, L"%c%zX%c", stdex::locale_C.get(), static_cast<wchar_t>(token_tag_start), reinterpret_cast<uintptr_t>(this), static_cast<wchar_t>(token_tag_end)); return stdex::appendf(str, L"%c%zX%c", stdex::locale_C, static_cast<wchar_t>(token_tag_start), reinterpret_cast<uintptr_t>(this), static_cast<wchar_t>(token_tag_end));
} }
template<class T> template<class T>

20
include/stdex/locale.hpp
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@ -89,4 +89,24 @@ namespace stdex
/// Reusable C-locale /// Reusable C-locale
/// ///
const inline locale locale_C(create_locale(LC_ALL, "C")); const inline locale locale_C(create_locale(LC_ALL, "C"));
///
/// Reusable UTF-8 locale
///
const inline locale locale_utf8(create_locale(LC_ALL, ".UTF-8"));
///
/// Reusable default charset locale
///
const inline locale locale_default(create_locale(LC_ALL,
#ifdef WIN32
#ifdef _CONSOLE
".OCP"
#else
".ACP"
#endif
#else
""
#endif
));
} }