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fs: alternative fs::pending_file implementation (Win32)

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Use MOVEFILE_WRITE_THROUGH instead of sync() on commit().
This commit is contained in:
Nekotekina 2021-06-20 14:45:33 +03:00
parent aaa20c0ff0
commit 3c614d95b8
3 changed files with 21 additions and 1 deletions
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16
Utilities/File.cpp
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@ -1984,15 +1984,31 @@ bool fs::pending_file::commit(bool overwrite)
}
// The temporary file's contents must be on disk before rename
#ifndef _WIN32
file.sync();
#endif
file.close();
#ifdef _WIN32
const auto ws1 = to_wchar(m_path);
const auto ws2 = to_wchar(m_dest);
if (MoveFileExW(ws1.get(), ws2.get(), overwrite ? MOVEFILE_REPLACE_EXISTING | MOVEFILE_WRITE_THROUGH : MOVEFILE_WRITE_THROUGH))
{
// Disable the destructor
m_path.clear();
return true;
}
g_tls_error = to_error(GetLastError());
#else
if (fs::rename(m_path, m_dest, overwrite))
{
// Disable the destructor
m_path.clear();
return true;
}
#endif
return false;
}