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  1. JDK
  2. JDK-8253572

[windows] CDS archive may fail to open with long file names

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    • Subcomponent:
    • Resolved In Build:
      b18
    • OS:
      windows

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        Description

        On Windows, os::pd_map_memory() uses CreateFile, not CreateFileW, to get a handle to the mapped file. This causes misleading "file not found" errors if the file name is longer than Windows allows [1][2].

        AFAICS os::pd_map_memory is only used by CDS.

        [1] https://docs.microsoft.com/en-us/windows/win32/fileio/naming-a-file
        [2] https://docs.microsoft.com/en-us/windows/win32/fileio/maximum-file-path-limitation

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                Assignee:
                stuefe Thomas Stuefe
                Reporter:
                stuefe Thomas Stuefe
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