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Fix UNC paths #110033

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Fix UNC paths #110033

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9 changes: 7 additions & 2 deletions src/native/corehost/hostmisc/pal.windows.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -898,8 +898,13 @@ bool pal::realpath(pal::string_t* path, bool skip_error_logging)
}
}

// Remove the \\?\ prefix, unless it is necessary or was already there
if (LongFile::IsExtended(str) && !LongFile::IsExtended(*path) &&
// Remove the UNC prefix (\\?\UNC\) or extended prefix (\\?\) unless it is necessary or was already there
if (LongFile::IsUNCExtended(str) && !LongFile::IsUNCExtended(*path) &&
!LongFile::ShouldNormalize(str.substr(LongFile::UNCExtendedPathPrefix.size())))
{
str.erase(0, LongFile::UNCExtendedPathPrefix.size());
}
else if (LongFile::IsExtended(str) && !LongFile::IsExtended(*path) &&
!LongFile::ShouldNormalize(str.substr(LongFile::ExtendedPrefix.size())))
{
str.erase(0, LongFile::ExtendedPrefix.size());
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