(command.CommandList
  children: [
    (C {<Id.KW_Set set>} {<-o>} {<nounset>})
    (C {<Id.KW_Set set>} {<-o>} {<pipefail>})
    (C {<Id.KW_Set set>} {<-o>} {<errexit>})
    (C {<readonly>} 
      {<Id.Lit_VarLike 'ROOTFS_URL='> 
        (SQ 
          <
'http://dl-cdn.alpinelinux.org/alpine/v3.6/releases/x86_64/alpine-minirootfs-3.6.2-x86_64.tar.gz'
          >
        )
      }
    )
    (C {<readonly>} {<Id.Lit_VarLike 'CHROOT_DIR='> <'_chroot/alpine1'>})
    (C {<readonly>} {<Id.Lit_VarLike 'DISTRO_BUILD_CHROOT_DIR='> <'_chroot/alpine-distro-build'>})
    (command.ShFunction
      name: download
      body: 
        (BraceGroup
          children: [
            (C {<wget>} {<--no-clobber>} {<--directory>} {<_tmp>} {($ Id.VSub_DollarName '$ROOTFS_URL')})
          ]
        )
    )
    (command.ShFunction
      name: _extract
      body: 
        (BraceGroup
          children: [
            (C {<local>} 
              {<Id.Lit_VarLike 'dest='> 
                (braced_var_sub
                  token: <Id.VSub_Number 1>
                  suffix_op: 
                    (suffix_op.Unary
                      op_id: Id.VTest_ColonHyphen
                      arg_word: {($ Id.VSub_DollarName '$CHROOT_DIR')}
                    )
                )
              }
            )
            (C {<local>} 
              {<Id.Lit_VarLike 'tarball='> <'_tmp/'> 
                (command_sub
                  left_token: <Id.Left_DollarParen '$('>
                  child: (C {<basename>} {($ Id.VSub_DollarName '$ROOTFS_URL')})
                )
              }
            )
            (C {<mkdir>} {<-p>} {($ Id.VSub_DollarName '$dest')})
            (command.Simple
              words: [
                {<tar>}
                {<--extract>}
                {<--gzip>}
                {<--verbose>}
                {<--directory>}
                {($ Id.VSub_DollarName '$dest')}
              ]
              redirects: [
                (redir
                  op: <Id.Redir_Less '<'>
                  loc: (redir_loc.Fd fd:0)
                  arg: {($ Id.VSub_DollarName '$tarball')}
                )
              ]
              do_fork: T
            )
          ]
        )
    )
    (command.ShFunction
      name: extract
      body: 
        (BraceGroup
          children: [
            (command.Sentence
              child: (C {<sudo>} {($ Id.VSub_Number '$0')} {<_extract>} {(DQ ($ Id.VSub_At '$@'))})
              terminator: <Id.Op_Semi _>
            )
          ]
        )
    )
    (command.ShFunction
      name: extract-distro-build
      body: 
        (BraceGroup
          children: [
            (command.Sentence
              child: 
                (C {<sudo>} {($ Id.VSub_Number '$0')} {<_extract>} 
                  {($ Id.VSub_DollarName '$DISTRO_BUILD_CHROOT_DIR')}
                )
              terminator: <Id.Op_Semi _>
            )
          ]
        )
    )
    (command.ShFunction
      name: chmod-chroot
      body: 
        (BraceGroup
          children: [
            (C {<local>} 
              {<Id.Lit_VarLike 'dest='> 
                (braced_var_sub
                  token: <Id.VSub_Number 1>
                  suffix_op: 
                    (suffix_op.Unary
                      op_id: Id.VTest_ColonHyphen
                      arg_word: {($ Id.VSub_DollarName '$CHROOT_DIR')}
                    )
                )
              }
            )
            (C {<sudo>} {<chmod>} {<755>} {($ Id.VSub_DollarName '$dest')})
          ]
        )
    )
    (command.ShFunction
      name: _setup-dns
      body: 
        (BraceGroup
          children: [
            (C {<local>} 
              {<Id.Lit_VarLike 'chroot_dir='> 
                (braced_var_sub
                  token: <Id.VSub_Number 1>
                  suffix_op: 
                    (suffix_op.Unary
                      op_id: Id.VTest_ColonHyphen
                      arg_word: {($ Id.VSub_DollarName '$CHROOT_DIR')}
                    )
                )
              }
            )
            (command.Simple
              words: [{<cat>}]
              redirects: [
                (redir
                  op: <Id.Redir_Great '>'>
                  loc: (redir_loc.Fd fd:1)
                  arg: {($ Id.VSub_DollarName '$chroot_dir') <'/etc/resolv.conf'>}
                )
                (redir
                  op: <Id.Redir_DLess '<<'>
                  loc: (redir_loc.Fd fd:0)
                  arg: 
                    (redir_param.HereDoc
                      here_begin: {<EOF>}
                      here_end_span_id: 255
                      stdin_parts: [<'nameserver 8.8.8.8\n'> <'nameserver 8.8.4.4\n'>]
                    )
                )
              ]
              do_fork: T
            )
          ]
        )
    )
    (command.ShFunction
      name: setup-dns
      body: 
        (BraceGroup
          children: [
            (command.Sentence
              child: (C {<sudo>} {($ Id.VSub_Number '$0')} {<_setup-dns>} {(DQ ($ Id.VSub_At '$@'))})
              terminator: <Id.Op_Semi _>
            )
          ]
        )
    )
    (command.ShFunction
      name: add-oil-build-deps
      body: 
        (BraceGroup
          children: [
            (C {<local>} 
              {<Id.Lit_VarLike 'chroot_dir='> 
                (braced_var_sub
                  token: <Id.VSub_Number 1>
                  suffix_op: 
                    (suffix_op.Unary
                      op_id: Id.VTest_ColonHyphen
                      arg_word: {($ Id.VSub_DollarName '$CHROOT_DIR')}
                    )
                )
              }
            )
            (command.Simple
              words: [{<sudo>} {<chroot>} {($ Id.VSub_DollarName '$chroot_dir')} {<'/bin/sh'>}]
              redirects: [
                (redir
                  op: <Id.Redir_DLess '<<'>
                  loc: (redir_loc.Fd fd:0)
                  arg: 
                    (redir_param.HereDoc
                      here_begin: {<EOF>}
                      here_end_span_id: 312
                      stdin_parts: [<'apk update\n'> <'apk add bash make gcc musl-dev \n'>]
                    )
                )
              ]
              do_fork: T
            )
          ]
        )
    )
    (command.ShFunction
      name: add-alpine-sdk
      body: 
        (BraceGroup
          children: [
            (C {<local>} 
              {<Id.Lit_VarLike 'chroot_dir='> 
                (braced_var_sub
                  token: <Id.VSub_Number 1>
                  suffix_op: 
                    (suffix_op.Unary
                      op_id: Id.VTest_ColonHyphen
                      arg_word: {($ Id.VSub_DollarName '$DISTRO_BUILD_CHROOT_DIR')}
                    )
                )
              }
            )
            (command.Simple
              words: [{<sudo>} {<chroot>} {($ Id.VSub_DollarName '$chroot_dir')} {<'/bin/sh'>}]
              redirects: [
                (redir
                  op: <Id.Redir_DLess '<<'>
                  loc: (redir_loc.Fd fd:0)
                  arg: 
                    (redir_param.HereDoc
                      here_begin: {<EOF>}
                      here_end_span_id: 369
                      stdin_parts: [<'apk update\n'> <'apk add bash alpine-sdk\n'>]
                    )
                )
              ]
              do_fork: T
            )
          ]
        )
    )
    (command.ShFunction
      name: list-packages
      body: 
        (BraceGroup
          children: [
            (C {<local>} 
              {<Id.Lit_VarLike 'chroot_dir='> 
                (braced_var_sub
                  token: <Id.VSub_Number 1>
                  suffix_op: 
                    (suffix_op.Unary
                      op_id: Id.VTest_ColonHyphen
                      arg_word: {($ Id.VSub_DollarName '$DISTRO_BUILD_CHROOT_DIR')}
                    )
                )
              }
            )
            (C {<sudo>} {<chroot>} {($ Id.VSub_DollarName '$chroot_dir')} {<apk>} {<info>})
          ]
        )
    )
    (command.ShFunction
      name: destroy-chroot
      body: 
        (BraceGroup
          children: [
            (C {<local>} 
              {<Id.Lit_VarLike 'chroot_dir='> 
                (braced_var_sub
                  token: <Id.VSub_Number 1>
                  suffix_op: 
                    (suffix_op.Unary
                      op_id: Id.VTest_ColonHyphen
                      arg_word: {($ Id.VSub_DollarName '$CHROOT_DIR')}
                    )
                )
              }
            )
            (C {<sudo>} {<rm>} {<-r>} {<-rf>} {($ Id.VSub_DollarName '$chroot_dir')})
          ]
        )
    )
    (command.ShFunction
      name: enter-chroot
      body: 
        (BraceGroup
          children: [
            (C {<local>} 
              {<Id.Lit_VarLike 'chroot_dir='> 
                (braced_var_sub
                  token: <Id.VSub_Number 1>
                  suffix_op: 
                    (suffix_op.Unary
                      op_id: Id.VTest_ColonHyphen
                      arg_word: {($ Id.VSub_DollarName '$CHROOT_DIR')}
                    )
                )
              }
            )
            (C {<shift>})
            (C {<sudo>} {<chroot>} {($ Id.VSub_DollarName '$chroot_dir')} {(DQ ($ Id.VSub_At '$@'))})
          ]
        )
    )
    (command.ShFunction
      name: interactive
      body: 
        (BraceGroup
          children: [
            (C {<local>} 
              {<Id.Lit_VarLike 'chroot_dir='> 
                (braced_var_sub
                  token: <Id.VSub_Number 1>
                  suffix_op: 
                    (suffix_op.Unary
                      op_id: Id.VTest_ColonHyphen
                      arg_word: {($ Id.VSub_DollarName '$CHROOT_DIR')}
                    )
                )
              }
            )
            (C {<enter-chroot>} {($ Id.VSub_DollarName '$chroot_dir')} {<'/bin/sh'>})
          ]
        )
    )
    (C {<readonly>} 
      {<Id.Lit_VarLike 'OIL_VERSION='> 
        (command_sub
          left_token: <Id.Left_DollarParen '$('>
          child: (C {<head>} {<-n>} {<1>} {<oil-version.txt>})
        )
      }
    )
    (command.ShFunction
      name: _copy-tar
      body: 
        (BraceGroup
          children: [
            (C {<local>} 
              {<Id.Lit_VarLike 'chroot_dir='> 
                (braced_var_sub
                  token: <Id.VSub_Number 1>
                  suffix_op: 
                    (suffix_op.Unary
                      op_id: Id.VTest_ColonHyphen
                      arg_word: {($ Id.VSub_DollarName '$CHROOT_DIR')}
                    )
                )
              }
            )
            (C {<local>} 
              {<Id.Lit_VarLike 'name='> 
                (braced_var_sub
                  token: <Id.VSub_Number 2>
                  suffix_op: (suffix_op.Unary op_id:Id.VTest_ColonHyphen arg_word:{<oil>})
                )
              }
            )
            (C {<local>} 
              {<Id.Lit_VarLike 'version='> 
                (braced_var_sub
                  token: <Id.VSub_Number 3>
                  suffix_op: 
                    (suffix_op.Unary
                      op_id: Id.VTest_ColonHyphen
                      arg_word: {($ Id.VSub_DollarName '$OIL_VERSION')}
                    )
                )
              }
            )
            (C {<local>} {<Id.Lit_VarLike 'dest='> ($ Id.VSub_DollarName '$chroot_dir') <'/src'>})
            (C {<mkdir>} {<-p>} {($ Id.VSub_DollarName '$dest')})
            (C {<cp>} {<-v>} 
              {<'_release/'> ($ Id.VSub_DollarName '$name') <-> ($ Id.VSub_DollarName '$version') 
                <.tar.gz>
              } {($ Id.VSub_DollarName '$dest')}
            )
          ]
        )
    )
    (command.ShFunction
      name: copy-tar
      body: 
        (BraceGroup
          children: [
            (command.Sentence
              child: (C {<sudo>} {($ Id.VSub_Number '$0')} {<_copy-tar>} {(DQ ($ Id.VSub_At '$@'))})
              terminator: <Id.Op_Semi _>
            )
          ]
        )
    )
    (command.ShFunction
      name: _test-tar
      body: 
        (BraceGroup
          children: [
            (C {<local>} 
              {<Id.Lit_VarLike 'chroot_dir='> 
                (braced_var_sub
                  token: <Id.VSub_Number 1>
                  suffix_op: 
                    (suffix_op.Unary
                      op_id: Id.VTest_ColonHyphen
                      arg_word: {($ Id.VSub_DollarName '$CHROOT_DIR')}
                    )
                )
              }
            )
            (C {<local>} 
              {<Id.Lit_VarLike 'name='> 
                (braced_var_sub
                  token: <Id.VSub_Number 2>
                  suffix_op: (suffix_op.Unary op_id:Id.VTest_ColonHyphen arg_word:{<oil>})
                )
              }
            )
            (C {<local>} 
              {<Id.Lit_VarLike 'version='> 
                (braced_var_sub
                  token: <Id.VSub_Number 3>
                  suffix_op: 
                    (suffix_op.Unary
                      op_id: Id.VTest_ColonHyphen
                      arg_word: {($ Id.VSub_DollarName '$OIL_VERSION')}
                    )
                )
              }
            )
            (C {<local>} {<Id.Lit_VarLike 'target='> <'_bin/'> (${ Id.VSub_Name name) <.ovm>})
            (command.Simple
              words: [{<enter-chroot>} {(DQ ($ Id.VSub_DollarName '$chroot_dir'))} {<'/bin/sh'>}]
              redirects: [
                (redir
                  op: <Id.Redir_DLess '<<'>
                  loc: (redir_loc.Fd fd:0)
                  arg: 
                    (redir_param.HereDoc
                      here_begin: {<EOF>}
                      here_end_span_id: 705
                      stdin_parts: [
                        <'set -e\n'>
                        <'cd src\n'>
                        <'tar --extract -z < '>
                        ($ Id.VSub_DollarName '$name')
                        <->
                        ($ Id.VSub_DollarName '$version')
                        <'.tar.gz\n'>
                        <'cd '>
                        ($ Id.VSub_DollarName '$name')
                        <->
                        ($ Id.VSub_DollarName '$version')
                        <'\n'>
                        <'./configure\n'>
                        <'time make '>
                        ($ Id.VSub_DollarName '$target')
                        <'\n'>
                        <'echo\n'>
                        <'echo '>
                        <Id.Right_DoubleQuote '"'>
                        <'*** Running '>
                        ($ Id.VSub_DollarName '$target')
                        <Id.Right_DoubleQuote '"'>
                        <'\n'>
                        <'#PYTHONVERBOSE=9 \n'>
                        ($ Id.VSub_DollarName '$target')
                        <' --version\n'>
                        <'./install\n'>
                        <'echo\n'>
                        <'echo '>
                        <Id.Right_DoubleQuote '"'>
                        <'*** Running osh'>
                        <Id.Right_DoubleQuote '"'>
                        <'\n'>
                        <'osh --version\n'>
                        <'echo status='>
                        ($ Id.VSub_QMark '$?')
                        <'\n'>
                        <'echo DONE\n'>
                      ]
                    )
                )
              ]
              do_fork: T
            )
          ]
        )
    )
    (command.ShFunction
      name: test-tar
      body: 
        (BraceGroup
          children: [
            (command.Sentence
              child: (C {<sudo>} {($ Id.VSub_Number '$0')} {<_test-tar>} {(DQ ($ Id.VSub_At '$@'))})
              terminator: <Id.Op_Semi _>
            )
          ]
        )
    )
    (C {(DQ ($ Id.VSub_At '$@'))})
  ]
)