(List
  (If
    (Com {[LIT_OTHER "["]} {[DQ [VarSub #]]} {[LIT_CHARS -lt]} {[LIT_CHARS 2]} {[LIT_OTHER "]"]})
    (List
      (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "Usage: "][ComSub (Com {[LIT_CHARS basename]} {[VarSub 0]})][LIT_CHARS " /path/to/depot_tools arch [ command ]"]]})
      (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "    arch     must be either x86 or x64"]]})
      (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "    command  command line to execute"]]})
      (Com {[LIT_CHARS exit]} {[LIT_CHARS 1]})
    )
  )
  (If
    (Com {[LIT_OTHER "["]} {[LIT_OTHER "!"]} {[LIT_CHARS -d]} {[VarSub 1]} {[LIT_OTHER "]"]})
    (List
      (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "Directory does not exist: "][VarSub 1]]})
      (Com {[LIT_CHARS exit]} {[LIT_CHARS 1]})
    )
  )
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('VSPATH', {[VarSub 1] [LIT_CHARS /win_toolchain/vs2013_files]})])
  (If
    (Com {[LIT_OTHER "["]} {[LIT_OTHER "!"]} {[LIT_CHARS -d]} {[VarSub VSPATH]} {[LIT_OTHER "]"]})
    (List
      (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "Visual Studio 2013 toolchain not found: "][VarSub VSPATH]]})
      (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "Please see http://www.chromium.org/developers/how-tos/build-instructions-windows"]]})
      (Com {[LIT_CHARS echo]})
      (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "It's also possible that we've upgraded past 2013, in which case please send"]]})
      (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "out a patch updating this script."]]})
      (Com {[LIT_CHARS exit]} {[LIT_CHARS 1]})
    )
  )
  (FunctionDef add_path []
    (List
      (If
        (Com {[LIT_OTHER "["]} {[LIT_CHARS -z]} {[DQ [VarSub path]]} {[LIT_OTHER "]"]})
        (List
          (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('path', {[DQ [VarSub 1]]})])
          (Com {[LIT_CHARS return]})
        )
      )
      (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('path', {[DQ [VarSub path][LIT_CHARS ":"][VarSub 1]]})])
    )
  )
  (FunctionDef add_include_path []
    (List
      (If
        (Com {[LIT_OTHER "["]} {[LIT_CHARS -z]} {[DQ [VarSub include]]} {[LIT_OTHER "]"]})
        (List
          (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('include', {[DQ [ComSub (Com {[LIT_CHARS cygpath]} {[LIT_CHARS -w]} {[VarSub 1]})]]})])
          (Com {[LIT_CHARS return]})
        )
      )
      (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('include', {[DQ [VarSub include][LIT_CHARS ";"][ComSub (Com {[LIT_CHARS cygpath]} {[LIT_CHARS -w]} {[VarSub 1]})]]})])
    )
  )
  (FunctionDef add_lib_path []
    (List
      (If
        (Com {[LIT_OTHER "["]} {[LIT_CHARS -z]} {[DQ [VarSub lib]]} {[LIT_OTHER "]"]})
        (List
          (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('lib', {[DQ [ComSub (Com {[LIT_CHARS cygpath]} {[LIT_CHARS -w]} {[VarSub 1]})]]})])
          (Com {[LIT_CHARS return]})
        )
      )
      (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('lib', {[DQ [VarSub lib][LIT_CHARS ";"][ComSub (Com {[LIT_CHARS cygpath]} {[LIT_CHARS -w]} {[VarSub 1]})]]})])
    )
  )
  (Case to_match={[DQ [VarSub 2]]}, pat_word_list=[[{[DQ [LIT_CHARS x86]]}], [{[DQ [LIT_CHARS x64]]}], [{[LIT_OTHER "*"]}]]
    (List
      (Com {[LIT_CHARS add_path]} {[VarSub VSPATH] [LIT_CHARS /win8sdk/bin/x86]})
      (Com {[LIT_CHARS add_path]} {[VarSub VSPATH] [LIT_CHARS /VC/bin/amd64_x86]})
      (Com {[LIT_CHARS add_path]} {[VarSub VSPATH] [LIT_CHARS /VC/bin/amd64]})
      (Com {[LIT_CHARS add_lib_path]} {[VarSub VSPATH] [LIT_CHARS /VC/lib]})
      (Com {[LIT_CHARS add_lib_path]} {[VarSub VSPATH] [LIT_CHARS /win8sdk/Lib/win8/um/x86]})
      (Com {[LIT_CHARS add_lib_path]} {[VarSub VSPATH] [LIT_CHARS /VC/atlmfc/lib]})
    )
    (List
      (Com {[LIT_CHARS add_path]} {[VarSub VSPATH] [LIT_CHARS /win8sdk/bin/x64]})
      (Com {[LIT_CHARS add_path]} {[VarSub VSPATH] [LIT_CHARS /VC/bin/amd64]})
      (Com {[LIT_CHARS add_lib_path]} {[VarSub VSPATH] [LIT_CHARS /VC/lib/amd64]})
      (Com {[LIT_CHARS add_lib_path]} {[VarSub VSPATH] [LIT_CHARS /win8sdk/Lib/win8/um/x64]})
      (Com {[LIT_CHARS add_lib_path]} {[VarSub VSPATH] [LIT_CHARS /VC/atlmfc/lib/amd64]})
    )
    (List
      (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "Unknown architecture: "][VarSub 2]]})
      (Com {[LIT_CHARS exit]} {[LIT_CHARS 1]})
    )
  )
  (Com {[LIT_CHARS add_path]} {[ComSub (Com {[LIT_CHARS dirname]} {[VarSub 0]})]})
  (Com {[LIT_CHARS add_include_path]} {[VarSub VSPATH] [LIT_CHARS /win8sdk/Include/um]})
  (Com {[LIT_CHARS add_include_path]} {[VarSub VSPATH] [LIT_CHARS /win8sdk/Include/shared]})
  (Com {[LIT_CHARS add_include_path]} {[VarSub VSPATH] [LIT_CHARS /VC/include]})
  (Com {[LIT_CHARS add_include_path]} {[VarSub VSPATH] [LIT_CHARS /VC/atlmfc/include]})
  (= scope=<EAssignScope.GLOBAL 1> flags=1 words=[] bindings=[('PATH', {[VarSub path] [LIT_OTHER ":"] [VarSub PATH]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=1 words=[] bindings=[('INCLUDE', {[VarSub include]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=1 words=[] bindings=[('LIB', {[VarSub lib]})])
  (Com {[LIT_CHARS shift]})
  (Com {[LIT_CHARS shift]})
  (Com {[VarSub *]})
)