(List
  (Com {[LIT_CHARS set]} {[LIT_CHARS -u]} {[LIT_CHARS -e]} {[LIT_CHARS -o]} {[LIT_CHARS pipefail]})
  (If
    (Com {[LIT_OTHER "["]} {[DQ [ComSub (Com {[LIT_CHARS uname]} {[LIT_CHARS -s]})]]} {[LIT_OTHER "="]} {[LIT_CHARS Darwin]} {[LIT_CHARS -o]} {[DQ [ComSub (Com {[LIT_CHARS uname]} {[LIT_CHARS -o]})]]} {[LIT_OTHER "!"] [LIT_OTHER "="]} {[DQ [LIT_CHARS Cygwin]]} {[LIT_OTHER "]"]})
    (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('SVN', {[LIT_CHARS svn]})])
    (ElseTrue)
    (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('SVN', {[LIT_CHARS svn.bat]})])
  )
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('timestamp_files', {[SQ <LIT_CHARS "Makefile REVISIONS">]})])
  (FunctionDef svn_timestamp []
    (Pipeline
      (Com {[VarSub SVN]} {[LIT_CHARS info]} {[DQ [VarSub 1]]}
            more_env=[('LC_ALL', {[LIT_CHARS C]}), ('TZ', {[LIT_CHARS UTC]})]
      )
      (Com {[LIT_CHARS sed]} {[LIT_CHARS -n]} {[SQ <LIT_CHARS "s/^Text Last Updated: \\([0-9]\\{4\\}\\)-\\([0-9]\\{1,2\\}\\)-\\([0-9]\\{1,2\\}\\) \\([0-9]\\{1,2\\}\\):\\([0-9]\\{1,2\\}\\):\\([0-9]\\{1,2\\}\\) .*$/\\1\\2\\3\\4\\5\\6/p">]})
    )
  )
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('timestamp', {[LIT_CHARS 0]})])
  (For timestamp_file [{[VarSub timestamp_files]}])
    (List
      (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('file_timestamp', {[ComSub (Com {[LIT_CHARS svn_timestamp]} {[DQ [VarSub timestamp_file]]})]})])
      (If
        (Com {[LIT_OTHER "["]} {[DQ [VarSub file_timestamp]]} {[LIT_CHARS -gt]} {[VarSub timestamp]} {[LIT_OTHER "]"]})
        (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('timestamp', {[VarSub file_timestamp]})])
      )
    )
  )
  (If
    (Com {[LIT_OTHER "["]} {[VarSub timestamp]} {[LIT_CHARS -eq]} {[LIT_CHARS 0]} {[LIT_OTHER "]"]})
    (List
      (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "Failed to glean svn revision timestamp from "][VarSub timestamp_files]]}
        <
        (DescriptorRedirectNode target={[LIT_CHARS 2]} <REDIR_GREATAND ">&"> 1),
        >
      )
      (Com {[LIT_CHARS exit]} {[LIT_CHARS 1]})
    )
  )
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('touch_timestamp', {[DQ [VarSub timestamp transform_ops=[VS_UNARY_PERCENT {[LIT_CHARS "??"]}]][LIT_CHARS .][VarSub timestamp transform_ops=[VS_UNARY_POUND {[LIT_CHARS "????????????"]}]]]})])
  (Pipeline
    (Com {[LIT_CHARS find]} {[DQ [VarSub @]]} {[LIT_CHARS -print0]})
    (Com {[LIT_CHARS xargs]} {[LIT_CHARS -0]} {[LIT_CHARS touch]} {[LIT_CHARS -m]} {[LIT_CHARS -t]} {[DQ [VarSub touch_timestamp]]}
        more_env=[('TZ', {[LIT_CHARS UTC]})]
    )
  )
)