(List
  (If
    (DBracket {B2 BINARY_STRING_EQUAL {[LIT_CHARS a] [DQ [ComSub (Pipeline (Com {[LIT_CHARS ctags]} {[LIT_CHARS --version]}) (Com {[LIT_CHARS head]} {[LIT_CHARS -1]}) (Com {[LIT_CHARS grep]} {[\ LIT_ESCAPED_CHAR "\\\""] [LIT_OTHER "^"] [LIT_CHARS Exuberant]} {[LIT_CHARS Ctags] [\ LIT_ESCAPED_CHAR "\\\""]}) )]]} {[DQ [LIT_CHARS a]]}})
    (List
      (Com {[LIT_CHARS cat]}
        <
        (HereDocRedirectNode here_end='EOF' do_expansion=True body_word={[DQ [LIT_CHARS "  You must be using Exuberant Ctags, not just standard GNU ctags. If you are on\n"][LIT_CHARS "  Debian or a related flavor of Linux, you may want to try running\n"][LIT_CHARS "  apt-get install exuberant-ctags.\n"]]} <REDIR_DLESS "<<"> 0),
        >
      )
      (Com {[LIT_CHARS exit]}      )
    )
  )
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('CHROME_SRC_DIR', {[DQ [VarSub PWD]]})])
  (FunctionDef fail []
    (List
      (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "Failed to create ctags for "][VarSub 1]]}      )
      (Com {[LIT_CHARS exit]} {[LIT_CHARS 1]}      )
    )
  )
  (FunctionDef ctags_cmd []
    (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "ctags --languages=C++ "][VarSub 1][LIT_CHARS " --exclude=.git -R -f .tmp_tags"]]}    )
  )
  (FunctionDef build_dir []
    (List
      (= scope=<EAssignScope.LOCAL 0> flags=0 words=[] bindings=[('extraexcludes', {[DQ ]})])
      (If
        (DBracket {B2 BINARY_STRING_EQUAL {[LIT_CHARS a] [DQ [VarSub 1]]} {[DQ [LIT_CHARS a--extra-excludes]]}})
        (List
          (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('extraexcludes', {[DQ [LIT_CHARS "--exclude=third_party --exclude=build --exclude=out"]]})])
          (Com {[LIT_CHARS shift]}          )
        )
      )
      (AndOr OP_OR_IF
        (Com {[LIT_CHARS cd]} {[DQ [VarSub CHROME_SRC_DIR][LIT_CHARS /][VarSub 1]]}        )
        (Com {[LIT_CHARS fail]} {[VarSub 1]}        )
      )
      (AndOr OP_OR_IF
        (Com {[ComSub (Com {[LIT_CHARS ctags_cmd]} {[DQ [VarSub extraexcludes]]})]}
          <
          (FilenameRedirectNode filename={[LIT_CHARS /dev/null]} <REDIR_GREAT "2>"> 2),
          >
        )
        (Com {[LIT_CHARS fail]} {[VarSub 1]}        )
      )
      (Com {[LIT_CHARS mv]} {[LIT_CHARS -f]} {[LIT_CHARS .tmp_tags]} {[LIT_CHARS tags]}      )
    )
  )
  (Com {[LIT_CHARS build_dir]} {[LIT_CHARS --extra-excludes]} {[DQ ]} {[DQ [LIT_CHARS "top level"]]}  )
  (For dir [{[VarSub @]}])
    (List
      (Com {[LIT_CHARS build_dir]} {[DQ [VarSub 1]]}      )
      (Com {[LIT_CHARS shift]}      )
    )
  )
)