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Windows port for __codecvt_utf8<wchar_t>.

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git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@185849 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Howard Hinnant 2013-07-08 19:03:07 +00:00
parent d712a59c7f
commit 0769e6a785
3 changed files with 22 additions and 3 deletions
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19
src/locale.cpp
View File

@ -3201,14 +3201,25 @@ __codecvt_utf8<wchar_t>::do_out(state_type&,
const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt,
extern_type* to, extern_type* to_end, extern_type*& to_nxt) const
{
#if _WIN32
const uint16_t* _frm = reinterpret_cast<const uint16_t*>(frm);
const uint16_t* _frm_end = reinterpret_cast<const uint16_t*>(frm_end);
const uint16_t* _frm_nxt = _frm;
#else
const uint32_t* _frm = reinterpret_cast<const uint32_t*>(frm);
const uint32_t* _frm_end = reinterpret_cast<const uint32_t*>(frm_end);
const uint32_t* _frm_nxt = _frm;
#endif
uint8_t* _to = reinterpret_cast<uint8_t*>(to);
uint8_t* _to_end = reinterpret_cast<uint8_t*>(to_end);
uint8_t* _to_nxt = _to;
#if _WIN32
result r = ucs2_to_utf8(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt,
_Maxcode_, _Mode_);
#else
result r = ucs4_to_utf8(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt,
_Maxcode_, _Mode_);
#endif
frm_nxt = frm + (_frm_nxt - _frm);
to_nxt = to + (_to_nxt - _to);
return r;
@ -3222,11 +3233,19 @@ __codecvt_utf8<wchar_t>::do_in(state_type&,
const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm);
const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end);
const uint8_t* _frm_nxt = _frm;
#if _WIN32
uint16_t* _to = reinterpret_cast<uint16_t*>(to);
uint16_t* _to_end = reinterpret_cast<uint16_t*>(to_end);
uint16_t* _to_nxt = _to;
result r = utf8_to_ucs2(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt,
_Maxcode_, _Mode_);
#else
uint32_t* _to = reinterpret_cast<uint32_t*>(to);
uint32_t* _to_end = reinterpret_cast<uint32_t*>(to_end);
uint32_t* _to_nxt = _to;
result r = utf8_to_ucs4(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt,
_Maxcode_, _Mode_);
#endif
frm_nxt = frm + (_frm_nxt - _frm);
to_nxt = to + (_to_nxt - _to);
return r;

4
test/localization/locales/locale.convenience/conversions/conversions.buffer/pbackfail.pass.cpp
View File

@ -45,14 +45,14 @@ int main()
test_buf f(bs.rdbuf());
assert(f.sbumpc() == L'1');
assert(f.sgetc() == L'2');
assert(f.pbackfail(L'a') == -1);
assert(f.pbackfail(L'a') == test_buf::traits_type::eof());
}
{
std::fstream bs("underflow.dat");
test_buf f(bs.rdbuf());
assert(f.sbumpc() == L'1');
assert(f.sgetc() == L'2');
assert(f.pbackfail(L'a') == -1);
assert(f.pbackfail(L'a') == test_buf::traits_type::eof());
assert(f.sbumpc() == L'2');
assert(f.sgetc() == L'3');
}

2
test/localization/locales/locale.convenience/conversions/conversions.buffer/underflow.pass.cpp
View File

@ -79,6 +79,6 @@ int main()
assert(f.sbumpc() == 0x4E51);
assert(f.sbumpc() == 0x4E52);
assert(f.sbumpc() == 0x4E53);
assert(f.sbumpc() == -1);
assert(f.sbumpc() == test_buf::traits_type::eof());
}
}