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Adding support of UTF8 file name processing in mio on windows

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Contributing back changes from app.
This commit is contained in:
Shivendra Agarwal 2020-11-06 10:56:36 +05:30 committed by GitHub
parent 8c0d3c7c23
commit ce1bf19d40
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1 changed files with 11 additions and 1 deletions
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12
single_include/mio/mio.hpp
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@ -793,6 +793,16 @@ inline DWORD int64_low(int64_t n) noexcept
{ {
return n & 0xffffffff; return n & 0xffffffff;
} }
std::wstring s2ws(const std::string& s)
{
if (s.empty())
return{};
const auto sLength = static_cast<int>(s.length());
auto buf = std::vector<wchar_t>(sLength);
const auto wideCharCount = MultiByteToWideChar(CP_UTF8, 0, s.c_str(), sLength, buf.data(), sLength);
return std::wstring(buf.data(), wideCharCount);
}
template< template<
typename String, typename String,
@ -801,7 +811,7 @@ template<
>::type >::type
> file_handle_type open_file_helper(const String& path, const access_mode mode) > file_handle_type open_file_helper(const String& path, const access_mode mode)
{ {
return ::CreateFileA(c_str(path), return ::CreateFileW(s2ws(path).c_str(),
mode == access_mode::read ? GENERIC_READ : GENERIC_READ | GENERIC_WRITE, mode == access_mode::read ? GENERIC_READ : GENERIC_READ | GENERIC_WRITE,
FILE_SHARE_READ | FILE_SHARE_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE,
0, 0,