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FileReader::isPathPrefix(): Work around lexically_normal() no longer preserving UNC slashes on Boost 1.78+ on Windows

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This commit is contained in:
Kamil Śliwak 2023-09-08 17:28:12 +02:00
parent 5d88b74746
commit 0a69758468
1 changed files with 4 additions and 1 deletions
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5
libsolidity/interface/FileReader.cpp
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@ -325,7 +325,10 @@ bool FileReader::isPathPrefix(boost::filesystem::path const& _prefix, boost::fil
// NOTE: On Windows paths starting with a slash (rather than a drive letter) are considered relative by boost.
solAssert(_prefix.is_absolute() || isUNCPath(_prefix) || _prefix.root_path() == "/", "");
solAssert(_path.is_absolute() || isUNCPath(_path) || _path.root_path() == "/", "");
solAssert(_prefix == _prefix.lexically_normal() && _path == _path.lexically_normal(), "");
// NOTE: On Windows before Boost 1.78 lexically_normal() would not replace the `//` UNC prefix with `\\\\`.
// Later versions do. Use generic_path() to normalize all slashes to `/` and ignore that difference.
// This does not make the assert weaker because == ignores slash type anyway.
solAssert(_prefix == _prefix.lexically_normal().generic_string() && _path == _path.lexically_normal().generic_string(), "");
solAssert(!hasDotDotSegments(_prefix) && !hasDotDotSegments(_path), "");
boost::filesystem::path strippedPath = _path.lexically_relative(