(List
  (Com {[LIT_CHARS set]} {[LIT_CHARS -o]} {[LIT_CHARS nounset]})
  (Com {[LIT_CHARS set]} {[LIT_CHARS -o]} {[LIT_CHARS errexit]})
  (= scope=<EAssignScope.GLOBAL 1> flags=2 words=[] bindings=[('SCRIPT_DIR', {[ComSub (Com {[LIT_CHARS dirname]} {[VarSub 0]})]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=2 words=[] bindings=[('INSTALL_ROOT', {[ComSub (Com {[LIT_CHARS pwd]})] [LIT_CHARS /toolchain/linux_x86/arm_trusted]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=2 words=[] bindings=[('TMP', {[LIT_CHARS /tmp/armhf-crosstool-trusty]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=2 words=[] bindings=[('REQUIRED_TOOLS', {[DQ [LIT_CHARS wget]]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=2 words=[] bindings=[('MAKE_OPTS', {[DQ [LIT_CHARS -j8]]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=2 words=[] bindings=[('CROSS_ARM_TC_REPO', {[LIT_CHARS http] [LIT_OTHER ":"] [LIT_CHARS //archive.ubuntu.com/ubuntu]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=2 words=[] bindings=[('ARMHF_REPO', {[LIT_CHARS http] [LIT_OTHER ":"] [LIT_CHARS //ports.ubuntu.com/ubuntu-ports]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=2 words=[] bindings=[('PACKAGE_LIST', {[DQ [VarSub ARMHF_REPO][LIT_CHARS /dists/trusty/main/binary-armhf/Packages.bz2]]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=2 words=[] bindings=[('PACKAGE_LIST2', {[DQ [VarSub ARMHF_REPO][LIT_CHARS /dists/trusty-security/main/binary-armhf/Packages.bz2]]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=2 words=[] bindings=[('CROSS_ARM_TC_PACKAGES', {[DQ [LIT_CHARS "  g++-arm-linux-gnueabihf"]]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=2 words=[] bindings=[('ARMHF_BASE_PACKAGES', {[DQ [LIT_CHARS "  libssl-dev "][LIT_CHARS "  libssl1.0.0 "][LIT_CHARS "  libgcc1 "][LIT_CHARS "  libc6 "][LIT_CHARS "  libc6-dev "][LIT_CHARS "  libstdc++6 "][LIT_CHARS "  libx11-dev "][LIT_CHARS "  libx11-6 "][LIT_CHARS "  x11proto-core-dev "][LIT_CHARS "  libxt-dev "][LIT_CHARS "  libxt6 "][LIT_CHARS "  zlib1g "][LIT_CHARS "  zlib1g-dev"]]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=2 words=[] bindings=[('ARMHF_BASE_DEP_LIST', {[DQ [VarSub SCRIPT_DIR][LIT_CHARS /packagelist.trusty.armhf.base]]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=2 words=[] bindings=[('ARMHF_BASE_DEP_FILES', {[DQ [ComSub (Com {[LIT_CHARS cat]} {[VarSub ARMHF_BASE_DEP_LIST]})]]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=2 words=[] bindings=[('ARMHF_EXTRA_PACKAGES', {[DQ [LIT_CHARS "  comerr-dev "][LIT_CHARS "  krb5-multidev "][LIT_CHARS "  libasound2 "][LIT_CHARS "  libasound2-dev "][LIT_CHARS "  libatk1.0-0 "][LIT_CHARS "  libatk1.0-dev "][LIT_CHARS "  libcairo2 "][LIT_CHARS "  libcairo2-dev "][LIT_CHARS "  libcairo-gobject2 "][LIT_CHARS "  libcairo-script-interpreter2 "][LIT_CHARS "  libcomerr2 "][LIT_CHARS "  libcups2 "][LIT_CHARS "  libcups2-dev "][LIT_CHARS "  libdbus-1-3 "][LIT_CHARS "  libdbus-1-dev "][LIT_CHARS "  libexpat1 "][LIT_CHARS "  libexpat1-dev "][LIT_CHARS "  libffi6 "][LIT_CHARS "  libfontconfig1 "][LIT_CHARS "  libfontconfig1-dev "][LIT_CHARS "  libfreetype6 "][LIT_CHARS "  libfreetype6-dev "][LIT_CHARS "  libgconf-2-4 "][LIT_CHARS "  libgconf2-4 "][LIT_CHARS "  libgconf2-dev "][LIT_CHARS "  libgpg-error0 "][LIT_CHARS "  libgpg-error-dev "][LIT_CHARS "  libgcrypt11 "][LIT_CHARS "  libgcrypt11-dev "][LIT_CHARS "  libgdk-pixbuf2.0-0 "][LIT_CHARS "  libgdk-pixbuf2.0-dev "][LIT_CHARS "  libgnutls26 "][LIT_CHARS "  libgnutlsxx27 "][LIT_CHARS "  libgnutls-dev "][LIT_CHARS "  libgnutls-openssl27 "][LIT_CHARS "  libgssapi-krb5-2 "][LIT_CHARS "  libgssrpc4 "][LIT_CHARS "  libgtk2.0-0 "][LIT_CHARS "  libgtk2.0-dev "][LIT_CHARS "  libglib2.0-0 "][LIT_CHARS "  libglib2.0-dev "][LIT_CHARS "  libgnome-keyring0 "][LIT_CHARS "  libgnome-keyring-dev "][LIT_CHARS "  libkadm5clnt-mit9 "][LIT_CHARS "  libkadm5srv-mit9 "][LIT_CHARS "  libkdb5-7 "][LIT_CHARS "  libkrb5-3 "][LIT_CHARS "  libkrb5-dev "][LIT_CHARS "  libkrb5support0 "][LIT_CHARS "  libk5crypto3 "][LIT_CHARS "  libnspr4 "][LIT_CHARS "  libnspr4-dev "][LIT_CHARS "  libnss3 "][LIT_CHARS "  libnss3-dev "][LIT_CHARS "  libnss-db "][LIT_CHARS "  liborbit2 "][LIT_CHARS "  libcap-dev "][LIT_CHARS "  libcap2 "][LIT_CHARS "  libpam0g "][LIT_CHARS "  libpam0g-dev "][LIT_CHARS "  libpango-1.0-0 "][LIT_CHARS "  libpango1.0-dev "][LIT_CHARS "  libpangocairo-1.0-0 "][LIT_CHARS "  libpangoft2-1.0-0 "][LIT_CHARS "  libpangoxft-1.0-0 "][LIT_CHARS "  libpci3 "][LIT_CHARS "  libpci-dev "][LIT_CHARS "  libpcre3 "][LIT_CHARS "  libpcre3-dev "][LIT_CHARS "  libpcrecpp0 "][LIT_CHARS "  libpixman-1-0 "][LIT_CHARS "  libpixman-1-dev "][LIT_CHARS "  libpng12-0 "][LIT_CHARS "  libpng12-dev "][LIT_CHARS "  libpulse0 "][LIT_CHARS "  libpulse-dev "][LIT_CHARS "  libpulse-mainloop-glib0 "][LIT_CHARS "  libselinux1 "][LIT_CHARS "  libspeechd2 "][LIT_CHARS "  libspeechd-dev "][LIT_CHARS "  libstdc++-4.8-dev "][LIT_CHARS "  libudev1 "][LIT_CHARS "  libudev-dev "][LIT_CHARS "  libxext-dev "][LIT_CHARS "  libxext6 "][LIT_CHARS "  libxau-dev "][LIT_CHARS "  libxau6 "][LIT_CHARS "  libxcb1 "][LIT_CHARS "  libxcb1-dev "][LIT_CHARS "  libxcb-render0 "][LIT_CHARS "  libxcb-render0-dev "][LIT_CHARS "  libxcb-shm0 "][LIT_CHARS "  libxcb-shm0-dev "][LIT_CHARS "  libxcomposite1 "][LIT_CHARS "  libxcomposite-dev "][LIT_CHARS "  libxcursor1 "][LIT_CHARS "  libxcursor-dev "][LIT_CHARS "  libxdamage1 "][LIT_CHARS "  libxdamage-dev "][LIT_CHARS "  libxdmcp6 "][LIT_CHARS "  libxfixes3 "][LIT_CHARS "  libxfixes-dev "][LIT_CHARS "  libxi6 "][LIT_CHARS "  libxi-dev "][LIT_CHARS "  libxinerama1 "][LIT_CHARS "  libxinerama-dev "][LIT_CHARS "  libxrandr2 "][LIT_CHARS "  libxrandr-dev "][LIT_CHARS "  libxrender1 "][LIT_CHARS "  libxrender-dev "][LIT_CHARS "  libxss1 "][LIT_CHARS "  libxss-dev "][LIT_CHARS "  libxtst6 "][LIT_CHARS "  libxtst-dev "][LIT_CHARS "  speech-dispatcher "][LIT_CHARS "  x11proto-composite-dev "][LIT_CHARS "  x11proto-damage-dev "][LIT_CHARS "  x11proto-fixes-dev "][LIT_CHARS "  x11proto-input-dev "][LIT_CHARS "  x11proto-kb-dev "][LIT_CHARS "  x11proto-randr-dev "][LIT_CHARS "  x11proto-record-dev "][LIT_CHARS "  x11proto-render-dev "][LIT_CHARS "  x11proto-scrnsaver-dev "][LIT_CHARS "  x11proto-xext-dev"]]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=2 words=[] bindings=[('ARMHF_EXTRA_DEP_LIST', {[DQ [VarSub SCRIPT_DIR][LIT_CHARS /packagelist.trusty.armhf.extra]]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=2 words=[] bindings=[('ARMHF_EXTRA_DEP_FILES', {[DQ [ComSub (Com {[LIT_CHARS cat]} {[VarSub ARMHF_EXTRA_DEP_LIST]})]]})])
  (FunctionDef Banner []
    (List
      (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "######################################################################"]]})
      (Com {[LIT_CHARS echo]} {[VarSub *]})
      (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "######################################################################"]]})
    )
  )
  (FunctionDef SubBanner []
    (List
      (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS ......................................................................]]})
      (Com {[LIT_CHARS echo]} {[VarSub *]})
      (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS ......................................................................]]})
    )
  )
  (FunctionDef Usage []
    (Pipeline
      (Com {[LIT_CHARS egrep]} {[DQ [LIT_CHARS "^#@"]]} {[VarSub 0]})
      (Com {[LIT_CHARS cut]} {[LIT_CHARS --bytes] [LIT_OTHER "="] [LIT_CHARS 3-]})
    )
  )
  (FunctionDef DownloadOrCopy []
    (If
      (DBracket {B1 UNARY_FILE_f {[DQ [VarSub 2]]}})
      (Com {[LIT_CHARS echo]} {[DQ [VarSub 2][LIT_CHARS " already in place"]]})
      (DBracket {B2 BINARY_STRING_TILDE_EQUAL {[VarSub 1]} {[SQ <LIT_CHARS "http://">]}})
      (List
        (Com {[LIT_CHARS SubBanner]} {[DQ [LIT_CHARS "downloading from "][VarSub 1][LIT_CHARS " -> "][VarSub 2]]})
        (Com {[LIT_CHARS wget]} {[VarSub 1]} {[LIT_CHARS -O]} {[VarSub 2]})
      )
      (ElseTrue)
      (List
        (Com {[LIT_CHARS SubBanner]} {[DQ [LIT_CHARS "copying from "][VarSub 1]]})
        (Com {[LIT_CHARS cp]} {[VarSub 1]} {[VarSub 2]})
      )
    )
  )
  (FunctionDef SanityCheck []
    (List
      (Com {[LIT_CHARS Banner]} {[DQ [LIT_CHARS "Sanity Checks"]]})
      (If
        (DBracket {B2 BINARY_STRING_NOT_EQUAL {[ComSub (Com {[LIT_CHARS basename]} {[ComSub (Com {[LIT_CHARS pwd]})]})]} {[DQ [LIT_CHARS native_client]]}})
        (List
          (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "ERROR: run this script from the native_client/ dir"]]})
          (Com {[LIT_CHARS exit]} {[LIT_CHARS -1]})
        )
      )
      (If
        (Pipeline!
          (Com {[LIT_CHARS mkdir]} {[LIT_CHARS -p]} {[DQ [VarSub INSTALL_ROOT]]})
        )
        (List
          (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "ERROR: "][VarSub INSTALL_ROOT][LIT_CHARS " can't be created."]]})
          (Com {[LIT_CHARS exit]} {[LIT_CHARS -1]})
        )
      )
      (If
        (Pipeline!
          (Com {[LIT_CHARS mkdir]} {[LIT_CHARS -p]} {[DQ [VarSub TMP]]})
        )
        (List
          (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "ERROR: "][VarSub TMP][LIT_CHARS " can't be created."]]})
          (Com {[LIT_CHARS exit]} {[LIT_CHARS -1]})
        )
      )
      (For tool [{[VarSub REQUIRED_TOOLS]}])
        (If
          (Pipeline!
            (Com {[LIT_CHARS which]} {[VarSub tool]})
          )
          (List
            (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "Required binary "][VarSub tool][LIT_CHARS " not found."]]})
            (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS Exiting.]]})
            (Com {[LIT_CHARS exit]} {[LIT_CHARS 1]})
          )
        )
      )
    )
  )
  (FunctionDef ChangeDirectory []
    (List
      (Com {[LIT_CHARS cd]} {[ComSub (Com {[LIT_CHARS dirname]} {[VarSub BASH_SOURCE]})]})
      (Com {[LIT_CHARS cd]} {[LIT_CHARS ../..]})
    )
  )
  (FunctionDef ClearInstallDir []
    (List
      (Com {[LIT_CHARS Banner]} {[DQ [LIT_CHARS "clearing dirs in "][VarSub INSTALL_ROOT]]})
      (Com {[LIT_CHARS rm]} {[LIT_CHARS -rf]} {[VarSub INSTALL_ROOT] [LIT_CHARS /] [LIT_OTHER "*"]})
    )
  )
  (FunctionDef CreateTarBall []
    (List
      (= scope=<EAssignScope.LOCAL 0> flags=0 words=[] bindings=[('tarball', {[VarSub 1]})])
      (Com {[LIT_CHARS Banner]} {[DQ [LIT_CHARS "creating tar ball "][VarSub tarball]]})
      (Com {[LIT_CHARS tar]} {[LIT_CHARS cfz]} {[VarSub tarball]} {[LIT_CHARS -C]} {[VarSub INSTALL_ROOT]} {[LIT_CHARS .]})
    )
  )
  (FunctionDef InstallCrossArmBasePackages []
    (Com {[LIT_CHARS sudo]} {[LIT_CHARS apt-get]} {[LIT_CHARS install]} {[VarSub CROSS_ARM_TC_PACKAGES]})
  )
  (FunctionDef InstallTrustedLinkerScript []
    (List
      (= scope=<EAssignScope.LOCAL 0> flags=0 words=[] bindings=[('trusted_ld_script', {[VarSub INSTALL_ROOT] [LIT_CHARS /ld_script_arm_trusted]})])
      (Com {[LIT_CHARS Banner]} {[DQ [LIT_CHARS "installing trusted linker script to "][VarSub trusted_ld_script]]})
      (Pipeline
        (Com {[LIT_CHARS arm-linux-gnueabihf-ld]} {[LIT_CHARS --verbose]})
        (Com {[LIT_CHARS grep]} {[LIT_CHARS -A]} {[LIT_CHARS 10000]} {[DQ [LIT_CHARS "======="]]})
        (Com {[LIT_CHARS grep]} {[LIT_CHARS -v]} {[DQ [LIT_CHARS "======="]]})
        (Com {[LIT_CHARS sed]} {[LIT_CHARS -e]} {[SQ <LIT_CHARS s/00008000/70000000/g>]}
          <
          (FilenameRedirectNode filename={[VarSub trusted_ld_script]} <REDIR_GREAT ">"> 1),
          >
        )
      )
    )
  )
  (FunctionDef HacksAndPatches []
    (List
      (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('rel_path', {[LIT_CHARS toolchain/linux_x86/arm_trusted]})])
      (Com {[LIT_CHARS Banner]} {[DQ [LIT_CHARS "Misc Hacks & Patches"]]})
      (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('lscripts', {[DQ [VarSub rel_path][LIT_CHARS "/usr/lib/arm-linux-gnueabihf/libpthread.so "][LIT_CHARS "            "][VarSub rel_path][LIT_CHARS /usr/lib/arm-linux-gnueabihf/libc.so]]})])
      (Com {[LIT_CHARS SubBanner]} {[DQ [LIT_CHARS "Rewriting Linker Scripts"]]})
      (Com {[LIT_CHARS sed]} {[LIT_CHARS -i]} {[LIT_CHARS -e]} {[SQ <LIT_CHARS "s|/usr/lib/arm-linux-gnueabihf/||g">]} {[VarSub lscripts]})
      (Com {[LIT_CHARS sed]} {[LIT_CHARS -i]} {[LIT_CHARS -e]} {[SQ <LIT_CHARS "s|/lib/arm-linux-gnueabihf/||g">]} {[VarSub lscripts]})
      (Com {[LIT_CHARS SubBanner]} {[DQ [LIT_CHARS "Package Configs Symlink"]]})
      (Com {[LIT_CHARS mkdir]} {[LIT_CHARS -p]} {[VarSub rel_path] [LIT_CHARS /usr/share]})
      (Com {[LIT_CHARS ln]} {[LIT_CHARS -s]} {[LIT_CHARS ../lib/arm-linux-gnueabihf/pkgconfig]} {[VarSub rel_path] [LIT_CHARS /usr/share/pkgconfig]})
    )
  )
  (FunctionDef InstallMissingArmLibrariesAndHeadersIntoJail []
    (List
      (Com {[LIT_CHARS Banner]} {[DQ [LIT_CHARS "Install Libs And Headers Into Jail"]]})
      (Com {[LIT_CHARS mkdir]} {[LIT_CHARS -p]} {[VarSub TMP] [LIT_CHARS /armhf-packages]})
      (Com {[LIT_CHARS mkdir]} {[LIT_CHARS -p]} {[VarSub INSTALL_ROOT]})
      (For file [{[VarSub @]}])
        (List
          (= scope=<EAssignScope.LOCAL 0> flags=0 words=[] bindings=[('package', {[DQ [VarSub TMP][LIT_CHARS /armhf-packages/][VarSub file transform_ops=[VS_UNARY_DPOUND {[LIT_CHARS "*"] [LIT_SLASH /]}]]]})])
          (Com {[LIT_CHARS Banner]} {[DQ [LIT_CHARS "installing "][VarSub file]]})
          (Com {[LIT_CHARS DownloadOrCopy]} {[VarSub ARMHF_REPO] [LIT_CHARS /pool/] [VarSub file]} {[VarSub package]})
          (Com {[LIT_CHARS SubBanner]} {[DQ [LIT_CHARS "extracting to "][VarSub INSTALL_ROOT]]})
          (If
            (DBracket {B! {B1 UNARY_FILE_s {[VarSub package]}}})
            (List
              (Com {[LIT_CHARS echo]})
              (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "ERROR: bad package "][VarSub package]]})
              (Com {[LIT_CHARS exit]} {[LIT_CHARS -1]})
            )
          )
          (Pipeline
            (Com {[LIT_CHARS dpkg]} {[LIT_CHARS --fsys-tarfile]} {[VarSub package]})
            (Com {[LIT_CHARS tar]} {[LIT_CHARS -xvf]} {[LIT_CHARS -]} {[LIT_CHARS --exclude] [LIT_OTHER "="] [LIT_CHARS ./usr/share]} {[LIT_CHARS -C]} {[VarSub INSTALL_ROOT]})
          )
        )
      )
    )
  )
  (FunctionDef CleanupJailSymlinks []
    (List
      (Com {[LIT_CHARS Banner]} {[DQ [LIT_CHARS "jail symlink cleanup"]]})
      (Com {[LIT_CHARS pushd]} {[VarSub INSTALL_ROOT]})
      (Pipeline
        (Com {[LIT_CHARS find]} {[LIT_CHARS usr/lib]} {[LIT_CHARS -type]} {[LIT_CHARS l]} {[LIT_CHARS -printf]} {[SQ <LIT_CHARS "%p %l\\n">]})
        (While
          (Com {[LIT_CHARS read]} {[LIT_CHARS link]} {[LIT_CHARS target]})
          (List
            (If
              (DBracket {B2 BINARY_STRING_NOT_EQUAL {[VarSub target]} {[LIT_CHARS /] [LIT_OTHER "*"]}})
              (Com {[LIT_CHARS continue]})
            )
            (Com {[LIT_CHARS echo]} {[DQ [VarSub link][LIT_CHARS ": "][VarSub target]]})
            (Case to_match={[DQ [VarSub link]]}, pat_word_list=[[{[LIT_CHARS usr/lib/arm-linux-gnueabihf/] [LIT_OTHER "*"]}], [{[LIT_CHARS usr/lib/] [LIT_OTHER "*"]}]]
              (Com {[LIT_CHARS ln]} {[LIT_CHARS -snfv]} {[DQ [LIT_CHARS ../../..][VarSub target]]} {[DQ [VarSub link]]})
              (Com {[LIT_CHARS ln]} {[LIT_CHARS -snfv]} {[DQ [LIT_CHARS ../..][VarSub target]]} {[DQ [VarSub link]]})
            )
          )
        )
      )
      (Pipeline
        (Com {[LIT_CHARS find]} {[LIT_CHARS usr/lib]} {[LIT_CHARS -type]} {[LIT_CHARS l]} {[LIT_CHARS -printf]} {[SQ <LIT_CHARS "%p %l\\n">]})
        (While
          (Com {[LIT_CHARS read]} {[LIT_CHARS link]} {[LIT_CHARS target]})
          (If
            (Com {[LIT_OTHER "["]} {[LIT_OTHER "!"]} {[LIT_CHARS -r]} {[DQ [VarSub link]]} {[LIT_OTHER "]"]})
            (List
              (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "ERROR: FOUND BAD LINK "][VarSub link]]})
              (Com {[LIT_CHARS exit]} {[LIT_CHARS -1]})
            )
          )
        )
      )
      (Com {[LIT_CHARS popd]})
    )
  )
  (= scope=<EAssignScope.GLOBAL 1> flags=2 words=[] bindings=[('QEMU_TARBALL', {[ComSub (Com {[LIT_CHARS readlink]} {[LIT_CHARS -f]} {[LIT_CHARS ../third_party/qemu/qemu-1.0.1.tar.gz]})]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=2 words=[] bindings=[('QEMU_PATCH', {[ComSub (Com {[LIT_CHARS readlink]} {[LIT_CHARS -f]} {[LIT_CHARS ../third_party/qemu/qemu-1.0.1.patch_arm]})]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=2 words=[] bindings=[('QEMU_DIR', {[LIT_CHARS qemu-1.0.1]})])
  (FunctionDef BuildAndInstallQemu []
    (List
      (= scope=<EAssignScope.LOCAL 0> flags=0 words=[] bindings=[('saved_dir', {[ComSub (Com {[LIT_CHARS pwd]})]})])
      (= scope=<EAssignScope.LOCAL 0> flags=0 words=[] bindings=[('tmpdir', {[DQ [VarSub TMP][LIT_CHARS /qemu.nacl]]})])
      (Com {[LIT_CHARS Banner]} {[DQ [LIT_CHARS "Building qemu in "][VarSub tmpdir]]})
      (If
        (DBracket {B1 UNARY_STRING_z {[DQ [VarSub QEMU_TARBALL]]}})
        (List
          (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "ERROR: missing qemu tarball: ../third_party/qemu/qemu-1.0.1.tar.gz"]]})
          (Com {[LIT_CHARS exit]} {[LIT_CHARS 1]})
        )
      )
      (Com {[LIT_CHARS rm]} {[LIT_CHARS -rf]} {[VarSub tmpdir]})
      (Com {[LIT_CHARS mkdir]} {[VarSub tmpdir]})
      (Com {[LIT_CHARS cd]} {[VarSub tmpdir]})
      (Com {[LIT_CHARS SubBanner]} {[DQ [LIT_CHARS "Untaring "][VarSub QEMU_TARBALL]]})
      (Com {[LIT_CHARS tar]} {[LIT_CHARS zxf]} {[VarSub QEMU_TARBALL]})
      (Com {[LIT_CHARS cd]} {[VarSub QEMU_DIR]})
      (Com {[LIT_CHARS SubBanner]} {[DQ [LIT_CHARS "Patching "][VarSub QEMU_PATCH]]})
      (Com {[LIT_CHARS patch]} {[LIT_CHARS -p1]}
        <
        (FilenameRedirectNode filename={[VarSub QEMU_PATCH]} <REDIR_LESS "<"> 0),
        >
      )
      (Com {[LIT_CHARS SubBanner]} {[DQ [LIT_CHARS Configuring]]})
      (Com {[LIT_CHARS env]} {[LIT_CHARS -i]} {[LIT_VAR_LIKE "PATH="] [LIT_CHARS /usr/bin/] [LIT_OTHER ":"] [LIT_CHARS /bin] =} {[LIT_CHARS ./configure]} {[LIT_CHARS --extra-cflags] [LIT_OTHER "="] [DQ [LIT_CHARS -m32]]} {[LIT_CHARS --extra-ldflags] [LIT_OTHER "="] [DQ [LIT_CHARS "-Wl,-rpath=/lib32"]]} {[LIT_CHARS --disable-system]} {[LIT_CHARS --enable-linux-user]} {[LIT_CHARS --disable-darwin-user]} {[LIT_CHARS --disable-bsd-user]} {[LIT_CHARS --target-list] [LIT_OTHER "="] [LIT_CHARS arm-linux-user]} {[LIT_CHARS --disable-smartcard-nss]} {[LIT_CHARS --disable-sdl]})
      (Com {[LIT_CHARS SubBanner]} {[DQ [LIT_CHARS Make]]})
      (Com {[LIT_CHARS env]} {[LIT_CHARS -i]} {[LIT_VAR_LIKE "PATH="] [LIT_CHARS /usr/bin/] [LIT_OTHER ":"] [LIT_CHARS /bin] =} {[LIT_VAR_LIKE "V="] [LIT_CHARS 99] =} {[LIT_CHARS make]} {[LIT_VAR_LIKE "MAKE_OPTS="] [VarSub MAKE_OPTS] =})
      (Com {[LIT_CHARS SubBanner]} {[DQ [LIT_CHARS "Install "][VarSub INSTALL_ROOT]]})
      (Com {[LIT_CHARS cp]} {[LIT_CHARS arm-linux-user/qemu-arm]} {[VarSub INSTALL_ROOT]})
      (Com {[LIT_CHARS cd]} {[VarSub saved_dir]})
      (Com {[LIT_CHARS cp]} {[LIT_CHARS tools/trusted_cross_toolchains/qemu_tool_arm.sh]} {[VarSub INSTALL_ROOT]})
      (Com {[LIT_CHARS ln]} {[LIT_CHARS -sf]} {[LIT_CHARS qemu_tool_arm.sh]} {[VarSub INSTALL_ROOT] [LIT_CHARS /run_under_qemu_arm]})
    )
  )
  (FunctionDef BuildJail []
    (List
      (Com {[LIT_CHARS ClearInstallDir]})
      (Com {[LIT_CHARS InstallMissingArmLibrariesAndHeadersIntoJail]} {[VarSub ARMHF_BASE_DEP_FILES]} {[VarSub ARMHF_EXTRA_DEP_FILES]})
      (Com {[LIT_CHARS CleanupJailSymlinks]})
      (Com {[LIT_CHARS InstallTrustedLinkerScript]})
      (Com {[LIT_CHARS HacksAndPatches]})
      (Com {[LIT_CHARS BuildAndInstallQemu]})
      (Com {[LIT_CHARS CreateTarBall]} {[VarSub 1]})
    )
  )
  (FunctionDef GeneratePackageList []
    (List
      (= scope=<EAssignScope.LOCAL 0> flags=0 words=[] bindings=[('output_file', {[VarSub 1]})])
      (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "Updating: "][VarSub output_file]]})
      (Com {[LIT_CHARS /bin/rm]} {[LIT_CHARS -f]} {[VarSub output_file]})
      (Com {[LIT_CHARS shift]})
      (For pkg [{[VarSub @]}])
        (List
          (= scope=<EAssignScope.LOCAL 0> flags=0 words=[] bindings=[('pkg_full', {[ComSub (Pipeline (Com {[LIT_CHARS grep]} {[LIT_CHARS -A]} {[LIT_CHARS 1]} {[DQ [VarSub pkg][\ LIT_ESCAPED_CHAR "\\$"]]} {[VarSub TMP] [LIT_CHARS /Packages]}) (Com {[LIT_CHARS tail]} {[LIT_CHARS -1]}) (Com {[LIT_CHARS egrep]} {[LIT_CHARS -o]} {[DQ [LIT_CHARS "pool/.*"]]}) )]})])
          (If
            (DBracket {B1 UNARY_STRING_z {[VarSub pkg_full]}})
            (List
              (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "ERROR: missing package: "][VarSub pkg]]})
              (Com {[LIT_CHARS exit]} {[LIT_CHARS 1]})
            )
          )
          (Pipeline
            (Com {[LIT_CHARS echo]} {[VarSub pkg_full]})
            (Com {[LIT_CHARS sed]} {[DQ [LIT_CHARS "s/^pool"][\ LIT_ESCAPED_CHAR "\\/"][LIT_CHARS //]]}
              <
              (FilenameRedirectNode filename={[VarSub output_file]} <REDIR_DGREAT ">>"> 1),
              >
            )
          )
        )
      )
      (Com {[LIT_CHARS sort]} {[VarSub output_file]} {[LIT_CHARS -o]} {[VarSub output_file]})
    )
  )
  (FunctionDef UpdatePackageLists []
    (List
      (= scope=<EAssignScope.LOCAL 0> flags=0 words=[] bindings=[('package_list', {[DQ [VarSub TMP][LIT_CHARS /Packages.trusty.bz2]]})])
      (= scope=<EAssignScope.LOCAL 0> flags=0 words=[] bindings=[('package_list2', {[DQ [VarSub TMP][LIT_CHARS /Packages.trusty-security.bz2]]})])
      (Com {[LIT_CHARS DownloadOrCopy]} {[VarSub PACKAGE_LIST]} {[VarSub package_list]})
      (Com {[LIT_CHARS DownloadOrCopy]} {[VarSub PACKAGE_LIST2]} {[VarSub package_list2]})
      (Pipeline
        (Com {[LIT_CHARS bzcat]} {[VarSub package_list]} {[VarSub package_list2]})
        (Com {[LIT_CHARS egrep]} {[SQ <LIT_CHARS "^(Package:|Filename:)">]}
          <
          (FilenameRedirectNode filename={[VarSub TMP] [LIT_CHARS /Packages]} <REDIR_GREAT ">"> 1),
          >
        )
      )
      (Com {[LIT_CHARS GeneratePackageList]} {[VarSub ARMHF_BASE_DEP_LIST]} {[DQ [VarSub ARMHF_BASE_PACKAGES]]})
      (Com {[LIT_CHARS GeneratePackageList]} {[VarSub ARMHF_EXTRA_DEP_LIST]} {[DQ [VarSub ARMHF_EXTRA_PACKAGES]]})
    )
  )
  (If
    (DBracket {B2 BINARY_INT_EQ {[VarSub #]} {[LIT_CHARS 0]}})
    (List
      (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "ERROR: you must specify a mode on the commandline"]]})
      (Com {[LIT_CHARS echo]})
      (Com {[LIT_CHARS Usage]})
      (Com {[LIT_CHARS exit]} {[LIT_CHARS -1]})
    )
    (DBracket {B2 BINARY_STRING_NOT_EQUAL {[DQ [ComSub (Com {[LIT_CHARS type]} {[LIT_CHARS -t]} {[VarSub 1]})]]} {[DQ [LIT_CHARS function]]}})
    (List
      (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "ERROR: unknown function '"][VarSub 1][LIT_CHARS "'."]]}
        <
        (DescriptorRedirectNode target={[LIT_CHARS 2]} <REDIR_GREATAND ">&"> 1),
        >
      )
      (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "For help, try:"]]})
      (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "    "][VarSub 0][LIT_CHARS " help"]]})
      (Com {[LIT_CHARS exit]} {[LIT_CHARS 1]})
    )
    (ElseTrue)
    (List
      (Com {[LIT_CHARS ChangeDirectory]})
      (Com {[LIT_CHARS SanityCheck]})
      (Com {[DQ [VarSub @]]})
    )
  )
)