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[Support] Fix up comments.
llvm-svn: 156239
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@ -366,14 +366,12 @@ error_code unique_file(const Twine &model, int &result_fd,
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}
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}
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// Replace '%' with random chars. From here on, DO NOT modify model. It may be
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// needed if the randomly chosen path already exists.
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// From here on, DO NOT modify model. It may be needed if the randomly chosen
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// path already exists.
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SmallString<128> RandomPath = Model;
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retry_random_path:
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// This is opened here instead of above to make it easier to track when to
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// close it. Collisions should be rare enough for the possible extra syscalls
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// not to matter.
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// Replace '%' with random chars.
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for (unsigned i = 0, e = Model.size(); i != e; ++i) {
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if (Model[i] == '%')
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RandomPath[i] = "0123456789abcdef"[sys::Process::GetRandomNumber() & 15];
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