(List
  (Com {[LIT_CHARS set]} {[LIT_CHARS -e]})
  (If
    (Com {[LIT_OTHER "["]} {[LIT_OTHER "!"]} {[LIT_CHARS -d]} {[DQ [VarSub 1]]} {[LIT_OTHER "]"]})
    (List
      (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "update.sh <output directory from build-all.sh>"]]})
      (Com {[LIT_CHARS exit]} {[LIT_CHARS 1]})
    )
  )
  (If
    (Pipeline
      (Com {[LIT_CHARS echo]} {[DQ [VarSub PWD]]})
      (Com {[LIT_CHARS grep]} {[LIT_CHARS -qE]} {[DQ [LIT_CHARS /src/third_party/binutils][LIT_OTHER "$"]]})
    )
    (Com {[LIT_CHARS echo]} {[LIT_CHARS -n]})
    (ElseTrue)
    (List
      (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "update.sh should be run in src/third_party/binutils"]]})
      (Com {[LIT_CHARS exit]} {[LIT_CHARS 1]})
    )
  )
  (If
    (Com {[LIT_OTHER "["]} {[LIT_OTHER "!"]} {[LIT_CHARS -f]} {[TildeSub ''] [LIT_CHARS /.boto]} {[LIT_OTHER "]"]})
    (List
      (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "You need to run 'gsutil config' to set up authentication before running this script."]]})
      (Com {[LIT_CHARS exit]} {[LIT_CHARS 1]})
    )
  )
  (For DIR [{[VarSub 1] [LIT_CHARS /] [LIT_OTHER "*"]}])
    (List
      (If
        (Com {[LIT_OTHER "["]} {[LIT_OTHER "!"]} {[LIT_CHARS -d]} {[DQ [VarSub DIR]]} {[LIT_OTHER "]"]})
        (Com {[LIT_CHARS continue]})
      )
      (Case to_match={[DQ [VarSub DIR]]}, pat_word_list=[[{[LIT_OTHER "*"] [LIT_CHARS /i686-pc-linux-gnu]}], [{[LIT_OTHER "*"] [LIT_CHARS /x86_64-unknown-linux-gnu]}], [{[LIT_OTHER "*"]}]]
        (= scope=<EAssignScope.GLOBAL 1> flags=1 words=[] bindings=[('ARCH', {[DQ [LIT_CHARS Linux_ia32]]})])
        (= scope=<EAssignScope.GLOBAL 1> flags=1 words=[] bindings=[('ARCH', {[DQ [LIT_CHARS Linux_x64]]})])
        (List
          (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "Unknown architecture directory "][VarSub DIR]]})
          (Com {[LIT_CHARS exit]} {[LIT_CHARS 1]})
        )
      )
      (If
        (Com {[LIT_OTHER "["]} {[LIT_OTHER "!"]} {[LIT_CHARS -d]} {[DQ [VarSub ARCH]]} {[LIT_OTHER "]"]})
        (Com {[LIT_CHARS mkdir]} {[LIT_CHARS -p]} {[DQ [VarSub ARCH]]})
      )
      (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('BINUTILS_TAR_BZ2', {[DQ [VarSub ARCH][LIT_CHARS /binutils.tar.bz2]]})])
      (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('FULL_BINUTILS_TAR_BZ2', {[DQ [VarSub PWD][LIT_CHARS /][VarSub BINUTILS_TAR_BZ2]]})])
      (If
        (Com {[LIT_OTHER "["]} {[LIT_CHARS -f]} {[DQ [VarSub BINUTILS_TAR_BZ2][LIT_CHARS .sha1]]} {[LIT_OTHER "]"]})
        (Com {[LIT_CHARS rm]} {[DQ [VarSub BINUTILS_TAR_BZ2][LIT_CHARS .sha1]]})
      )
      (Subshell
        (List
          (Com {[LIT_CHARS cd]} {[DQ [VarSub DIR]]})
          (Com {[LIT_CHARS tar]} {[LIT_CHARS jcf]} {[DQ [VarSub FULL_BINUTILS_TAR_BZ2]]} {[LIT_CHARS .]})
        )
      )
      (Com {[LIT_CHARS upload_to_google_storage.py]} {[LIT_CHARS --bucket]} {[LIT_CHARS chromium-binutils]} {[DQ [VarSub BINUTILS_TAR_BZ2]]})
      (Com {[LIT_CHARS git]} {[LIT_CHARS add]} {[LIT_CHARS -f]} {[DQ [VarSub BINUTILS_TAR_BZ2][LIT_CHARS .sha1]]})
    )
  )
  (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "Please commit the new .sha1 to the Chromium repository"]]})
  (Com {[LIT_CHARS echo]} {[DQ ]})
  (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "# git commit"]]})
)