(List
  (If
    (Com {[LIT_CHARS test]} {[DQ [LIT_CHARS x][VarSub 1]]} {[LIT_OTHER "="] [LIT_OTHER "="]} {[DQ [LIT_CHARS x--uninstall]]})
    (List
      (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('UNINSTALL', {[LIT_CHARS true]})])
      (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('SOURCE', {[VarSub 2]})])
      (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('TARGET', {[VarSub 3]})])
      (Com {[LIT_CHARS shift]} {[LIT_CHARS 3]})
    )
    (ElseTrue)
    (List
      (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('UNINSTALL', {[LIT_CHARS false]})])
      (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('SOURCE', {[VarSub 1]})])
      (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('TARGET', {[VarSub 2]})])
      (Com {[LIT_CHARS shift]} {[LIT_CHARS 2]})
    )
  )
  (If
    (AndOr OP_OR_IF
      (Com {[LIT_CHARS test]} {[LIT_CHARS -z]} {[DQ [VarSub SOURCE]]})
      (Com {[LIT_CHARS test]} {[LIT_CHARS -z]} {[DQ [VarSub TARGET]]})
    )
    (List
      (Com {[LIT_CHARS echo]} {[LIT_CHARS Usage] [LIT_OTHER ":"]} {[LIT_CHARS install.sh]} {[LIT_OTHER "["] [LIT_CHARS --uninstall] [LIT_OTHER "]"]} {[LIT_CHARS source]} {[LIT_CHARS target]} {[LIT_OTHER "["] [LIT_CHARS install]} {[LIT_CHARS options] [LIT_OTHER "]"]}
        <
        (DescriptorRedirectNode target={[LIT_CHARS 2]} <REDIR_GREATAND ">&"> 1),
        >
      )
      (Com {[LIT_CHARS exit]} {[LIT_CHARS 1]})
    )
  )
  (FunctionDef do_install []
    (List
      (= scope=<EAssignScope.LOCAL 0> flags=0 words=[] bindings=[('SOURCE', {[VarSub 1]})])
      (= scope=<EAssignScope.LOCAL 0> flags=0 words=[] bindings=[('TARGET', {[VarSub 2]})])
      (= scope=<EAssignScope.LOCAL 0> flags=0 words=[] bindings=[('PARAMS', {[VarSub 3]})])
      (Com {[LIT_CHARS install]} {[LIT_CHARS -p]} {[LIT_CHARS -D]} {[VarSub PARAMS]} {[VarSub SOURCE]} {[VarSub TARGET]})
    )
  )
  (FunctionDef do_uninstall []
    (List
      (= scope=<EAssignScope.LOCAL 0> flags=0 words=[] bindings=[('SOURCE', {[VarSub 1]})])
      (= scope=<EAssignScope.LOCAL 0> flags=0 words=[] bindings=[('TARGET', {[VarSub 2]})])
      (If
        (Com {[LIT_CHARS test]} {[LIT_CHARS -r]} {[VarSub TARGET]})
        (If
          (Com {[LIT_CHARS diff]} {[VarSub SOURCE]} {[VarSub TARGET]}
            <
            (FilenameRedirectNode filename={[LIT_CHARS /dev/null]} <REDIR_GREAT ">"> 1),
            >
          )
          (Com {[LIT_CHARS rm]} {[LIT_CHARS -f]} {[VarSub TARGET]})
          (ElseTrue)
          (Com {[LIT_CHARS echo]} {[LIT_CHARS WARNING] [LIT_OTHER ":"]} {[LIT_CHARS Skipping]} {[LIT_CHARS uninstall]} {[LIT_CHARS for]} {[VarSub TARGET]} {[LIT_CHARS -]} {[LIT_CHARS versions]} {[LIT_CHARS differ] [LIT_OTHER "!"]}
            <
            (DescriptorRedirectNode target={[LIT_CHARS 2]} <REDIR_GREATAND ">&"> 1),
            >
          )
        )
        (ElseTrue)
        (Com {[LIT_CHARS echo]} {[LIT_CHARS WARNING] [LIT_OTHER ":"]} {[LIT_CHARS Skipping]} {[LIT_CHARS uninstall]} {[LIT_CHARS for]} {[VarSub TARGET]} {[LIT_CHARS -]} {[LIT_CHARS not]} {[LIT_CHARS installed] [LIT_OTHER "!"]}
          <
          (DescriptorRedirectNode target={[LIT_CHARS 2]} <REDIR_GREATAND ">&"> 1),
          >
        )
      )
    )
  )
  (If
    (Com {[VarSub UNINSTALL]})
    (Com {[LIT_CHARS do_uninstall]} {[VarSub SOURCE]} {[VarSub TARGET]})
    (ElseTrue)
    (Com {[LIT_CHARS do_install]} {[VarSub SOURCE]} {[VarSub TARGET]} {[DQ [VarSub *]]})
  )
  (Com {[LIT_CHARS exit]} {[LIT_CHARS 0]})
)