error "unsupported language, no idea how to modify auto-path"
    }
  }

  #
  # NOTE: This procedure downloads a single file from the package file server,
  #       writing its contents to the specified local file name.  It can also
  #       verify the PGP signatures.  When a PGP signature file is
  #       verify the OpenPGP signatures.  When an OpenPGP signature file is
  #       downloaded, this procedure assumes the corresponding data file was
  #       already downloaded (i.e. since OpenPGP needs both to perform the
  #       signature checks).  The language argument must be one of the
  #       literal strings "eagle", "tcl", or "client".  The version argument
  #       must be one of the literal strings "8.4", "8.5", or "8.6" when the
  #       language is "tcl" -OR- the literal string "1.0" when the language
  #       is either "eagle" or "client".  The fileName argument is a file

    THE ASSOCIATED SOFTWARE MAY NOT WORK PROPERLY IF THIS FILE IS ALTERED.
-->
<Certificate xmlns="https://eagle.to/2011/harpy"
             xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
             xmlns:xsd="http://www.w3.org/2001/XMLSchema">
  <Protocol>None</Protocol>
  <Vendor>Mistachkin Systems</Vendor>
  <Id>773aaed9-81ab-4f37-a8b5-33385149bc2e</Id>
  <Id>35699df9-d62a-40d3-80c9-7605014c9539</Id>
  <HashAlgorithm>SHA512</HashAlgorithm>
  <EntityType>Script</EntityType>
  <TimeStamp>2016-08-19T19:54:13.8457500Z</TimeStamp>
  <TimeStamp>2016-08-19T19:59:41.5664531Z</TimeStamp>
  <Duration>-1.00:00:00</Duration>
  <Key>0x2c322765603b5278</Key>
  <Signature>
    GjifLJYB15cz+FqY+13kygilEvtDo4pfbdUMKgHMu60tmw39hV0EL7kG6Bke+/oVw0RUzfY2vCl4
    f5ChSrG3+2TI31oqM9XAvCr29/XFE/p1hR410m+9mdOCpXavxh2bN5bRhJ0SxrKA4TcK6CumbIdQ
    27+RRYZyyxelv8oQ4KRuMOc3u0UdznLpe7yNEvp9W6aOE6y0iS66euuOw7ZRpPilwSJOs+sVgYXM
    847NCjheDbx/qR5UXGlzPWUbhIBvlyXMslte7sPm+t42hblwkAGuAC8Vd2sG6HANLDtpDw+arn5A
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    nlcb/pObhReo//YvLSm7/PTR5xicScSAZWBRCGtmZ+9gllGqDYHnUHh4edNLZc2o6Zwm3nUz7Rg1
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    /0yfZZQMnx5uzK/CDksdGXymC4Ta0KxEV/edLy/cUhozyOWckW0tk+KcPmj/iuvOtwHEhS/yUF+C
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    4tRCB9dBinUgBT1EtDYE8kI8ChrpjunmHVhWCtgpJjFlzTAlb43VzA4az+nA6tPTOxIavjDqnw==
  </Signature>
</Certificate>

    } else {
      return false
    }
  }

  #
  # NOTE: This procedure returns non-zero if the specified string value
  #       looks like a PGP signature.  The value argument is the string
  #       to check.
  #       looks like an OpenPGP signature.  The value argument is the
  #       string to check.
  #
  # <public>
  proc isPgpSignature { value } {
    if {[string length $value] == 0 || [string first [string trim {
      -----BEGIN PGP SIGNATURE-----
    }] $value] == 0} then {
      return true

        incr counter
      }
    }
  }

  #
  # NOTE: This procedure attempts to verify the PGP signature contained in
  #       the specified (named) file.  Non-zero is only returned if the PGP
  #       signature is verified successfully.  A script error should not be
  #       raised by this procedure.  The fileName argument must be the fully
  #       qualified path and file name of the PGP signature file to verify.
  # NOTE: This procedure attempts to verify the OpenPGP signature contained
  #       in the specified (named) file.  Non-zero is only returned if the
  #       OpenPGP signature is verified successfully.  A script error should
  #       not be raised by this procedure.  The fileName argument must be
  #       the fully qualified path and file name of the OpenPGP signature
  #       file to verify.
  #
  # <public>
  proc verifyPgpSignature { fileName } {
    variable pgpCommand

    if {[isEagle]} then {
      set fileName [appendArgs \" $fileName \"]

    return false
  }

  #
  # NOTE: This procedure uses the package lookup metadata.  If the package
  #       script is properly signed, an attempt will be made to evaluate it
  #       in the target language.  If the script was signed using PGP, then
  #       a conforming implementation of the OpenPGP specification (e.g.
  #       in the target language.  If the script was signed using OpenPGP,
  #       then a conforming implementation of the OpenPGP specification (e.g.
  #       gpg2) must be installed locally.  If the script was signed using
  #       Harpy then Garuda, Eagle, and Harpy must be installed locally.
  #       This procedure is designed to work for both native Tcl and Eagle
  #       packages.  Additionally, it is designed to work when evaluated
  #       using either native Tcl or Eagle; however, it is up to the package
  #       script itself to either add the package or provide the package to
  #       the language(s) supported by that package.  The varName argument

      #
      # NOTE: If there is no package script, there is nothing we
      #       can do here.
      #
      if {[string length $metadata(script)] > 0} then {
        #
        # NOTE: Figure out temporary file name for the downloaded script
        #       and its associated PGP signature.
        #       and its associated OpenPGP signature.
        #
        set fileName(1) [getFileTempName]
        set fileName(2) [appendArgs $fileName(1) .asc]

        #
        # NOTE: Write downloaded script to a temporary file.
        #
        writeFile $fileName(1) $metadata(script)

        #
        # NOTE: Write downloaded script PGP signature a temporary file.
        # NOTE: Write downloaded script OpenPGP signature a temporary file.
        #
        if {[string length $metadata(certificate)] > 0} then {
          writeFile $fileName(2) $metadata(certificate)
        }

        #
        # NOTE: Attempt to verify the PGP signature for the package script.
        # NOTE: Attempt to verify the OpenPGP signature for the package
        #       script.
        #
        if {[verifyPgpSignature $fileName(2)]} then {
          #
          # NOTE: Delete the temporary files that we created for the PGP
          #       signature verification.
          # NOTE: Delete the temporary files that we created for the
          #       OpenPGP signature verification.
          #
          eval $script(cleanup)
        } else {
          #
          # NOTE: Delete the temporary files that we created for the PGP
          #       signature verification.
          # NOTE: Delete the temporary files that we created for the
          #       OpenPGP signature verification.
          #
          eval $script(cleanup)

          #
          # NOTE: PGP signature verification failed.  Raise an error and
          #       do not proceed with evaluating the package script.
          # NOTE: OpenPGP signature verification failed.  Raise an error
          #       and do not proceed with evaluating the package script.
          #
          error "bad PGP signature"
        }

        #
        # NOTE: The PGP signature was verified; use the downloaded package
        #       script verbatim.
        # NOTE: The OpenPGP signature was verified; use the downloaded
        #       package script verbatim.
        #
        set script(inner) $metadata(script)

        #
        # NOTE: Determine the target language for the package script, which
        #       may or may not be the language that is currently evaluating
        #       this script (Eagle).  The default language, when one was not

    THE ASSOCIATED SOFTWARE MAY NOT WORK PROPERLY IF THIS FILE IS ALTERED.
-->
<Certificate xmlns="https://eagle.to/2011/harpy"
             xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
             xmlns:xsd="http://www.w3.org/2001/XMLSchema">
  <Protocol>None</Protocol>
  <Vendor>Mistachkin Systems</Vendor>
  <Id>f958f841-28ec-493a-9f30-fc7c5ec9e126</Id>
  <Id>b72e4969-c47f-4935-95df-c483ce315d11</Id>
  <HashAlgorithm>SHA512</HashAlgorithm>
  <EntityType>Script</EntityType>
  <TimeStamp>2016-08-19T19:55:14.6953594Z</TimeStamp>
  <TimeStamp>2016-08-19T19:59:26.5352031Z</TimeStamp>
  <Duration>-1.00:00:00</Duration>
  <Key>0x2c322765603b5278</Key>
  <Signature>
    EOkrzoac4RZFR8mw+Y41atTlsnQaJF1UTJm/73gRZ3xLZonAIAe7oJWHNW9+OdWTv07fmq4OnVkP
    RhhwffZ9p0d3dFSRTQfIByyeofHn5pLIFFSr3dejKJYJjIbXsaRapuKE2LTlowUKQ76V1ImA2uJL
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  </Signature>
</Certificate>