| #!/bin/bash -e | 
 |  | 
 | # Copyright (c) 2012 The Chromium Authors. All rights reserved. | 
 | # Use of this source code is governed by a BSD-style license that can be | 
 | # found in the LICENSE file. | 
 |  | 
 | # Script to install everything needed to build chromium (well, ideally, anyway) | 
 | # See https://chromium.googlesource.com/chromium/src/+/master/docs/linux_build_instructions.md | 
 |  | 
 | usage() { | 
 |   echo "Usage: $0 [--options]" | 
 |   echo "Options:" | 
 |   echo "--[no-]syms: enable or disable installation of debugging symbols" | 
 |   echo "--lib32: enable installation of 32-bit libraries, e.g. for V8 snapshot" | 
 |   echo "--[no-]arm: enable or disable installation of arm cross toolchain" | 
 |   echo "--[no-]chromeos-fonts: enable or disable installation of Chrome OS"\ | 
 |        "fonts" | 
 |   echo "--[no-]nacl: enable or disable installation of prerequisites for"\ | 
 |        "building standalone NaCl and all its toolchains" | 
 |   echo "--no-prompt: silently select standard options/defaults" | 
 |   echo "--quick-check: quickly try to determine if dependencies are installed" | 
 |   echo "               (this avoids interactive prompts and sudo commands," | 
 |   echo "               so might not be 100% accurate)" | 
 |   echo "--unsupported: attempt installation even on unsupported systems" | 
 |   echo "Script will prompt interactively if options not given." | 
 |   exit 1 | 
 | } | 
 |  | 
 | # Waits for the user to press 'Y' or 'N'. Either uppercase of lowercase is | 
 | # accepted. Returns 0 for 'Y' and 1 for 'N'. If an optional parameter has | 
 | # been provided to yes_no(), the function also accepts RETURN as a user input. | 
 | # The parameter specifies the exit code that should be returned in that case. | 
 | # The function will echo the user's selection followed by a newline character. | 
 | # Users can abort the function by pressing CTRL-C. This will call "exit 1". | 
 | yes_no() { | 
 |   if [ 0 -ne "${do_default-0}" ] ; then | 
 |     [ $1 -eq 0 ] && echo "Y" || echo "N" | 
 |     return $1 | 
 |   fi | 
 |   local c | 
 |   while :; do | 
 |     c="$(trap 'stty echo -iuclc icanon 2>/dev/null' EXIT INT TERM QUIT | 
 |          stty -echo iuclc -icanon 2>/dev/null | 
 |          dd count=1 bs=1 2>/dev/null | od -An -tx1)" | 
 |     case "$c" in | 
 |       " 0a") if [ -n "$1" ]; then | 
 |                [ $1 -eq 0 ] && echo "Y" || echo "N" | 
 |                return $1 | 
 |              fi | 
 |              ;; | 
 |       " 79") echo "Y" | 
 |              return 0 | 
 |              ;; | 
 |       " 6e") echo "N" | 
 |              return 1 | 
 |              ;; | 
 |       "")    echo "Aborted" >&2 | 
 |              exit 1 | 
 |              ;; | 
 |       *)     # The user pressed an unrecognized key. As we are not echoing | 
 |              # any incorrect user input, alert the user by ringing the bell. | 
 |              (tput bel) 2>/dev/null | 
 |              ;; | 
 |     esac | 
 |   done | 
 | } | 
 |  | 
 | # Checks whether a particular package is available in the repos. | 
 | # USAGE: $ package_exists <package name> | 
 | package_exists() { | 
 |   [ ! -z "`apt-cache search --names-only "$1"`" ] | 
 | } | 
 |  | 
 | # These default to on because (some) bots need them and it keeps things | 
 | # simple for the bot setup if all bots just run the script in its default | 
 | # mode.  Developers who don't want stuff they don't need installed on their | 
 | # own workstations can pass --no-arm --no-nacl when running the script. | 
 | do_inst_arm=1 | 
 | do_inst_nacl=1 | 
 |  | 
 | while test "$1" != "" | 
 | do | 
 |   case "$1" in | 
 |   --syms)                   do_inst_syms=1;; | 
 |   --no-syms)                do_inst_syms=0;; | 
 |   --lib32)                  do_inst_lib32=1;; | 
 |   --arm)                    do_inst_arm=1;; | 
 |   --no-arm)                 do_inst_arm=0;; | 
 |   --chromeos-fonts)         do_inst_chromeos_fonts=1;; | 
 |   --no-chromeos-fonts)      do_inst_chromeos_fonts=0;; | 
 |   --nacl)                   do_inst_nacl=1;; | 
 |   --no-nacl)                do_inst_nacl=0;; | 
 |   --no-prompt)              do_default=1 | 
 |                             do_quietly="-qq --assume-yes" | 
 |     ;; | 
 |   --quick-check)            do_quick_check=1;; | 
 |   --unsupported)            do_unsupported=1;; | 
 |   *) usage;; | 
 |   esac | 
 |   shift | 
 | done | 
 |  | 
 | if test "$do_inst_arm" = "1"; then | 
 |   do_inst_lib32=1 | 
 | fi | 
 |  | 
 | # Check for lsb_release command in $PATH | 
 | if ! which lsb_release > /dev/null; then | 
 |   echo "ERROR: lsb_release not found in \$PATH" >&2 | 
 |   exit 1; | 
 | fi | 
 |  | 
 | distro_codename=$(lsb_release --codename --short) | 
 | distro_id=$(lsb_release --id --short) | 
 | supported_codenames="(trusty|xenial|yakkety)" | 
 | supported_ids="(Debian)" | 
 | if [ 0 -eq "${do_unsupported-0}" ] && [ 0 -eq "${do_quick_check-0}" ] ; then | 
 |   if [[ ! $distro_codename =~ $supported_codenames && | 
 |         ! $distro_id =~ $supported_ids ]]; then | 
 |     echo -e "ERROR: The only supported distros are\n" \ | 
 |       "\tUbuntu 14.04 (trusty)\n" \ | 
 |       "\tUbuntu 16.04 (xenial)\n" \ | 
 |       "\tUbuntu 16.10 (yakkety)\n" \ | 
 |       "\tDebian 8 (jessie) or later" >&2 | 
 |     exit 1 | 
 |   fi | 
 |  | 
 |   if ! uname -m | egrep -q "i686|x86_64"; then | 
 |     echo "Only x86 architectures are currently supported" >&2 | 
 |     exit | 
 |   fi | 
 | fi | 
 |  | 
 | if [ "x$(id -u)" != x0 ] && [ 0 -eq "${do_quick_check-0}" ]; then | 
 |   echo "Running as non-root user." | 
 |   echo "You might have to enter your password one or more times for 'sudo'." | 
 |   echo | 
 | fi | 
 |  | 
 | # Packages needed for chromeos only | 
 | chromeos_dev_list="libbluetooth-dev libxkbcommon-dev realpath" | 
 |  | 
 | # Packages needed for development | 
 | dev_list="\ | 
 |   bison | 
 |   cdbs | 
 |   curl | 
 |   dpkg-dev | 
 |   elfutils | 
 |   devscripts | 
 |   fakeroot | 
 |   flex | 
 |   fonts-ipafont | 
 |   fonts-thai-tlwg | 
 |   g++ | 
 |   git-core | 
 |   git-svn | 
 |   gperf | 
 |   libasound2-dev | 
 |   libbrlapi-dev | 
 |   libav-tools | 
 |   libbz2-dev | 
 |   libcairo2-dev | 
 |   libcap-dev | 
 |   libcups2-dev | 
 |   libcurl4-gnutls-dev | 
 |   libdrm-dev | 
 |   libelf-dev | 
 |   libffi-dev | 
 |   libgconf2-dev | 
 |   libglib2.0-dev | 
 |   libglu1-mesa-dev | 
 |   libgnome-keyring-dev | 
 |   libgtk2.0-dev | 
 |   libgtk-3-dev | 
 |   libkrb5-dev | 
 |   libnspr4-dev | 
 |   libnss3-dev | 
 |   libpam0g-dev | 
 |   libpci-dev | 
 |   libpulse-dev | 
 |   libsctp-dev | 
 |   libspeechd-dev | 
 |   libsqlite3-dev | 
 |   libssl-dev | 
 |   libudev-dev | 
 |   libwww-perl | 
 |   libxslt1-dev | 
 |   libxss-dev | 
 |   libxt-dev | 
 |   libxtst-dev | 
 |   openbox | 
 |   patch | 
 |   perl | 
 |   pkg-config | 
 |   python | 
 |   python-cherrypy3 | 
 |   python-crypto | 
 |   python-dev | 
 |   python-numpy | 
 |   python-opencv | 
 |   python-openssl | 
 |   python-psutil | 
 |   python-yaml | 
 |   rpm | 
 |   ruby | 
 |   subversion | 
 |   ttf-dejavu-core | 
 |   wdiff | 
 |   xcompmgr | 
 |   zip | 
 |   $chromeos_dev_list | 
 | " | 
 |  | 
 | # 64-bit systems need a minimum set of 32-bit compat packages for the pre-built | 
 | # NaCl binaries. | 
 | if file -L /sbin/init | grep -q 'ELF 64-bit'; then | 
 |   dev_list="${dev_list} libc6-i386 lib32gcc1 lib32stdc++6" | 
 | fi | 
 |  | 
 | # Run-time libraries required by chromeos only | 
 | chromeos_lib_list="libpulse0 libbz2-1.0" | 
 |  | 
 | # Full list of required run-time libraries | 
 | lib_list="\ | 
 |   libatk1.0-0 | 
 |   libc6 | 
 |   libasound2 | 
 |   libcairo2 | 
 |   libcap2 | 
 |   libcups2 | 
 |   libexpat1 | 
 |   libffi6 | 
 |   libfontconfig1 | 
 |   libfreetype6 | 
 |   libglib2.0-0 | 
 |   libgnome-keyring0 | 
 |   libgtk2.0-0 | 
 |   libgtk-3-0 | 
 |   libpam0g | 
 |   libpango1.0-0 | 
 |   libpci3 | 
 |   libpcre3 | 
 |   libpixman-1-0 | 
 |   libspeechd2 | 
 |   libstdc++6 | 
 |   libsqlite3-0 | 
 |   libx11-6 | 
 |   libx11-xcb1 | 
 |   libxau6 | 
 |   libxcb1 | 
 |   libxcomposite1 | 
 |   libxcursor1 | 
 |   libxdamage1 | 
 |   libxdmcp6 | 
 |   libxext6 | 
 |   libxfixes3 | 
 |   libxi6 | 
 |   libxinerama1 | 
 |   libxrandr2 | 
 |   libxrender1 | 
 |   libxtst6 | 
 |   zlib1g | 
 |   $chromeos_lib_list | 
 | " | 
 |  | 
 | # Debugging symbols for all of the run-time libraries | 
 | dbg_list="\ | 
 |   libatk1.0-dbg | 
 |   libc6-dbg | 
 |   libcairo2-dbg | 
 |   libffi6-dbg | 
 |   libfontconfig1-dbg | 
 |   libglib2.0-0-dbg | 
 |   libgtk2.0-0-dbg | 
 |   libgtk-3-0-dbg | 
 |   libpango1.0-0-dbg | 
 |   libpcre3-dbg | 
 |   libpixman-1-0-dbg | 
 |   libsqlite3-0-dbg | 
 |   libx11-6-dbg | 
 |   libx11-xcb1-dbg | 
 |   libxau6-dbg | 
 |   libxcb1-dbg | 
 |   libxcomposite1-dbg | 
 |   libxcursor1-dbg | 
 |   libxdamage1-dbg | 
 |   libxdmcp6-dbg | 
 |   libxext6-dbg | 
 |   libxi6-dbg | 
 |   libxinerama1-dbg | 
 |   libxrandr2-dbg | 
 |   libxrender1-dbg | 
 |   libxtst6-dbg | 
 |   zlib1g-dbg | 
 | " | 
 |  | 
 | if [[ ! $distro_codename =~ "yakkety" ]]; then | 
 |   dbg_list="${dbg_list} libxfixes3-dbg" | 
 | fi | 
 |  | 
 | # Find the proper version of libstdc++6-4.x-dbg. | 
 | if [ "x$distro_codename" = "xtrusty" ]; then | 
 |   dbg_list="${dbg_list} libstdc++6-4.8-dbg" | 
 | else | 
 |   dbg_list="${dbg_list} libstdc++6-4.9-dbg" | 
 | fi | 
 |  | 
 | # 32-bit libraries needed e.g. to compile V8 snapshot for Android or armhf | 
 | lib32_list="linux-libc-dev:i386" | 
 |  | 
 | # arm cross toolchain packages needed to build chrome on armhf | 
 | EM_REPO="deb http://emdebian.org/tools/debian/ jessie main" | 
 | EM_SOURCE=$(cat <<EOF | 
 | # Repo added by Chromium $0 | 
 | ${EM_REPO} | 
 | # deb-src http://emdebian.org/tools/debian/ jessie main | 
 | EOF | 
 | ) | 
 | EM_ARCHIVE_KEY_FINGER="084C6C6F39159EDB67969AA87DE089671804772E" | 
 | GPP_ARM_PACKAGE="g++-arm-linux-gnueabihf" | 
 | case $distro_codename in | 
 |   jessie) | 
 |     eval $(apt-config shell APT_SOURCESDIR 'Dir::Etc::sourceparts/d') | 
 |     CROSSTOOLS_LIST="${APT_SOURCESDIR}/crosstools.list" | 
 |     arm_list="libc6-dev:armhf | 
 |               linux-libc-dev:armhf" | 
 |     if test "$do_inst_arm" = "1"; then | 
 |       if $(dpkg-query -W ${GPP_ARM_PACKAGE} &>/dev/null); then | 
 |         arm_list+=" ${GPP_ARM_PACKAGE}" | 
 |       else | 
 |         echo "The Debian Cross-toolchains repository is necessary to" | 
 |         echo "cross-compile Chromium for arm." | 
 |         echo -n "Do you want me to add it for you (y/N) " | 
 |         if yes_no 1; then | 
 |           gpg --keyserver pgp.mit.edu --recv-keys ${EM_ARCHIVE_KEY_FINGER} | 
 |           gpg -a --export ${EM_ARCHIVE_KEY_FINGER} | sudo apt-key add - | 
 |           if ! grep "^${EM_REPO}" "${CROSSTOOLS_LIST}" &>/dev/null; then | 
 |             echo "${EM_SOURCE}" | sudo tee -a "${CROSSTOOLS_LIST}" >/dev/null | 
 |           fi | 
 |           arm_list+=" ${GPP_ARM_PACKAGE}" | 
 |         fi | 
 |       fi | 
 |     fi | 
 |     ;; | 
 |   # All necessary ARM packages are available on the default repos on | 
 |   # Debian 9 and later. | 
 |   *) | 
 |     arm_list="binutils-aarch64-linux-gnu | 
 |               libc6-dev-armhf-cross | 
 |               linux-libc-dev-armhf-cross | 
 |               ${GPP_ARM_PACKAGE}" | 
 |     ;; | 
 | esac | 
 |  | 
 | # Work around for dependency issue Ubuntu/Trusty: http://crbug.com/435056 | 
 | case $distro_codename in | 
 |   trusty) | 
 |     arm_list+=" g++-4.8-multilib-arm-linux-gnueabihf | 
 |                 gcc-4.8-multilib-arm-linux-gnueabihf" | 
 |     ;; | 
 |   xenial|yakkety) | 
 |     arm_list+=" g++-5-multilib-arm-linux-gnueabihf | 
 |                 gcc-5-multilib-arm-linux-gnueabihf | 
 |                 gcc-arm-linux-gnueabihf" | 
 |     ;; | 
 | esac | 
 |  | 
 | # Packages to build NaCl, its toolchains, and its ports. | 
 | naclports_list="ant autoconf bison cmake gawk intltool xutils-dev xsltproc" | 
 | nacl_list="\ | 
 |   g++-mingw-w64-i686 | 
 |   lib32z1-dev | 
 |   libasound2:i386 | 
 |   libcap2:i386 | 
 |   libelf-dev:i386 | 
 |   libfontconfig1:i386 | 
 |   libgconf-2-4:i386 | 
 |   libglib2.0-0:i386 | 
 |   libgpm2:i386 | 
 |   libgtk2.0-0:i386 | 
 |   libgtk-3-0:i386 | 
 |   libncurses5:i386 | 
 |   lib32ncurses5-dev | 
 |   libnss3:i386 | 
 |   libpango1.0-0:i386 | 
 |   libssl-dev:i386 | 
 |   libtinfo-dev | 
 |   libtinfo-dev:i386 | 
 |   libtool | 
 |   libxcomposite1:i386 | 
 |   libxcursor1:i386 | 
 |   libxdamage1:i386 | 
 |   libxi6:i386 | 
 |   libxrandr2:i386 | 
 |   libxss1:i386 | 
 |   libxtst6:i386 | 
 |   texinfo | 
 |   xvfb | 
 |   ${naclports_list} | 
 | " | 
 |  | 
 | if package_exists libssl1.0.0; then | 
 |   nacl_list="${nacl_list} libssl1.0.0:i386" | 
 | else | 
 |   nacl_list="${nacl_list} libssl1.0.2:i386" | 
 | fi | 
 |  | 
 | # Find the proper version of packages that depend on mesa. Only one -lts variant | 
 | # of mesa can be installed and everything that depends on it must match. | 
 |  | 
 | # Query for the name and status of all mesa LTS variants, filter for only | 
 | # installed packages, extract just the name, and eliminate duplicates (there can | 
 | # be more than one with the same name in the case of multiarch). Expand into an | 
 | # array. | 
 | mesa_packages=($(dpkg-query -Wf'${package} ${status}\n' \ | 
 |                             libgl1-mesa-glx-lts-\* 2>/dev/null | \ | 
 |                  grep " ok installed" | cut -d " " -f 1 | sort -u)) | 
 | if [ "${#mesa_packages[@]}" -eq 0 ]; then | 
 |   mesa_variant="" | 
 | elif [ "${#mesa_packages[@]}" -eq 1 ]; then | 
 |   # Strip the base package name and leave just "-lts-whatever" | 
 |   mesa_variant="${mesa_packages[0]#libgl1-mesa-glx}" | 
 | else | 
 |   echo "ERROR: unable to determine which libgl1-mesa-glx variant is installed." | 
 |   exit 1 | 
 | fi | 
 | dev_list="${dev_list} libgbm-dev${mesa_variant} | 
 |           libgles2-mesa-dev${mesa_variant} libgl1-mesa-dev${mesa_variant} | 
 |           mesa-common-dev${mesa_variant}" | 
 | nacl_list="${nacl_list} libgl1-mesa-glx${mesa_variant}:i386" | 
 |  | 
 | # Some package names have changed over time | 
 | if package_exists libpng12-0; then | 
 |   lib_list="${lib_list} libpng12-0" | 
 | else | 
 |   lib_list="${lib_list} libpng16-16" | 
 | fi | 
 | if package_exists libnspr4-dbg; then | 
 |   dbg_list="${dbg_list} libnspr4-dbg libnss3-dbg" | 
 |   lib_list="${lib_list} libnspr4 libnss3" | 
 | else | 
 |   dbg_list="${dbg_list} libnspr4-0d-dbg libnss3-1d-dbg" | 
 |   lib_list="${lib_list} libnspr4-0d libnss3-1d" | 
 | fi | 
 | if package_exists libjpeg-dev; then | 
 |   dev_list="${dev_list} libjpeg-dev" | 
 | else | 
 |   dev_list="${dev_list} libjpeg62-dev" | 
 | fi | 
 | if package_exists libudev1; then | 
 |   dev_list="${dev_list} libudev1" | 
 |   nacl_list="${nacl_list} libudev1:i386" | 
 | else | 
 |   dev_list="${dev_list} libudev0" | 
 |   nacl_list="${nacl_list} libudev0:i386" | 
 | fi | 
 | if package_exists libbrlapi0.6; then | 
 |   dev_list="${dev_list} libbrlapi0.6" | 
 | else | 
 |   dev_list="${dev_list} libbrlapi0.5" | 
 | fi | 
 | if package_exists apache2-bin; then | 
 |   dev_list="${dev_list} apache2-bin" | 
 | else | 
 |   dev_list="${dev_list} apache2.2-bin" | 
 | fi | 
 | if package_exists xfonts-mathml; then | 
 |   dev_list="${dev_list} xfonts-mathml" | 
 | fi | 
 | if package_exists fonts-indic; then | 
 |   dev_list="${dev_list} fonts-indic" | 
 | else | 
 |   dev_list="${dev_list} ttf-indic-fonts" | 
 | fi | 
 | if package_exists php7.0-cgi; then | 
 |   dev_list="${dev_list} php7.0-cgi libapache2-mod-php7.0" | 
 | else | 
 |   dev_list="${dev_list} php5-cgi libapache2-mod-php5" | 
 | fi | 
 | # ttf-mscorefonts-installer is in the Debian contrib repo, which has | 
 | # dependencies on non-free software.  Install it only if the user has already | 
 | # enabled contrib. | 
 | if package_exists ttf-mscorefonts-installer; then | 
 |   dev_list="${dev_list} ttf-mscorefonts-installer" | 
 | elif package_exists msttcorefonts; then | 
 |   dev_list="${dev_list} msttcorefonts" | 
 | fi | 
 | # Ubuntu 16.04 has this package deleted. | 
 | if package_exists ttf-kochi-gothic; then | 
 |   dev_list="${dev_list} ttf-kochi-gothic" | 
 | fi | 
 | # Ubuntu 16.04 has this package deleted. | 
 | if package_exists ttf-kochi-mincho; then | 
 |   dev_list="${dev_list} ttf-kochi-mincho" | 
 | fi | 
 |  | 
 | # Some packages are only needed if the distribution actually supports | 
 | # installing them. | 
 | if package_exists appmenu-gtk; then | 
 |   lib_list="$lib_list appmenu-gtk" | 
 | fi | 
 |  | 
 | # When cross building for arm/Android on 64-bit systems the host binaries | 
 | # that are part of v8 need to be compiled with -m32 which means | 
 | # that basic multilib support is needed. | 
 | if file -L /sbin/init | grep -q 'ELF 64-bit'; then | 
 |   # gcc-multilib conflicts with the arm cross compiler (at least in trusty) but | 
 |   # g++-X.Y-multilib gives us the 32-bit support that we need. Find out the | 
 |   # appropriate value of X and Y by seeing what version the current | 
 |   # distribution's g++-multilib package depends on. | 
 |   multilib_package=$(apt-cache depends g++-multilib --important | \ | 
 |       grep -E --color=never --only-matching '\bg\+\+-[0-9.]+-multilib\b') | 
 |   lib32_list="$lib32_list $multilib_package" | 
 | fi | 
 |  | 
 | if test "$do_inst_syms" = "" && test 0 -eq ${do_quick_check-0} | 
 | then | 
 |   echo "This script installs all tools and libraries needed to build Chromium." | 
 |   echo "" | 
 |   echo "For most of the libraries, it can also install debugging symbols, which" | 
 |   echo "will allow you to debug code in the system libraries. Most developers" | 
 |   echo "won't need these symbols." | 
 |   echo -n "Do you want me to install them for you (y/N) " | 
 |   if yes_no 1; then | 
 |     do_inst_syms=1 | 
 |   fi | 
 | fi | 
 | if test "$do_inst_syms" = "1"; then | 
 |   echo "Including debugging symbols." | 
 |   # Many debug packages are not available in Debian stretch, | 
 |   # so exclude the ones that are missing. | 
 |   available_dbg_packages="" | 
 |   for package in ${dbg_list}; do | 
 |     if package_exists ${package}; then | 
 |       available_dbg_packages="${available_dbg_packages} ${package}" | 
 |     fi | 
 |   done | 
 |   dbg_list="${available_dbg_packages}" | 
 | else | 
 |   echo "Skipping debugging symbols." | 
 |   dbg_list= | 
 | fi | 
 |  | 
 | if test "$do_inst_lib32" = "1" ; then | 
 |   echo "Including 32-bit libraries for ARM/Android." | 
 | else | 
 |   echo "Skipping 32-bit libraries for ARM/Android." | 
 |   lib32_list= | 
 | fi | 
 |  | 
 | if test "$do_inst_arm" = "1" ; then | 
 |   echo "Including ARM cross toolchain." | 
 | else | 
 |   echo "Skipping ARM cross toolchain." | 
 |   arm_list= | 
 | fi | 
 |  | 
 | if test "$do_inst_nacl" = "1"; then | 
 |   echo "Including NaCl, NaCl toolchain, NaCl ports dependencies." | 
 | else | 
 |   echo "Skipping NaCl, NaCl toolchain, NaCl ports dependencies." | 
 |   nacl_list= | 
 | fi | 
 |  | 
 | # The `sort -r -s -t: -k2` sorts all the :i386 packages to the front, to avoid | 
 | # confusing dpkg-query (crbug.com/446172). | 
 | packages="$( | 
 |   echo "${dev_list} ${lib_list} ${dbg_list} ${lib32_list} ${arm_list}"\ | 
 |        "${nacl_list}" | tr " " "\n" | sort -u | sort -r -s -t: -k2 | tr "\n" " " | 
 | )" | 
 |  | 
 | if [ 1 -eq "${do_quick_check-0}" ] ; then | 
 |   if ! missing_packages="$(dpkg-query -W -f ' ' ${packages} 2>&1)"; then | 
 |     # Distinguish between packages that actually aren't available to the | 
 |     # system (i.e. not in any repo) and packages that just aren't known to | 
 |     # dpkg (i.e. managed by apt). | 
 |     missing_packages="$(echo "${missing_packages}" | awk '{print $NF}')" | 
 |     not_installed="" | 
 |     unknown="" | 
 |     for p in ${missing_packages}; do | 
 |       if apt-cache show ${p} > /dev/null 2>&1; then | 
 |         not_installed="${p}\n${not_installed}" | 
 |       else | 
 |         unknown="${p}\n${unknown}" | 
 |       fi | 
 |     done | 
 |     if [ -n "${not_installed}" ]; then | 
 |       echo "WARNING: The following packages are not installed:" | 
 |       echo -e "${not_installed}" | sed -e "s/^/  /" | 
 |     fi | 
 |     if [ -n "${unknown}" ]; then | 
 |       echo "WARNING: The following packages are unknown to your system" | 
 |       echo "(maybe missing a repo or need to 'sudo apt-get update'):" | 
 |       echo -e "${unknown}" | sed -e "s/^/  /" | 
 |     fi | 
 |     exit 1 | 
 |   fi | 
 |   exit 0 | 
 | fi | 
 |  | 
 | if test "$do_inst_lib32" = "1" || test "$do_inst_nacl" = "1"; then | 
 |   sudo dpkg --add-architecture i386 | 
 |   if [[ $distro_id == "Debian" ]]; then | 
 |       sudo dpkg --add-architecture armhf | 
 |   fi | 
 | fi | 
 | sudo apt-get update | 
 |  | 
 | # We initially run "apt-get" with the --reinstall option and parse its output. | 
 | # This way, we can find all the packages that need to be newly installed | 
 | # without accidentally promoting any packages from "auto" to "manual". | 
 | # We then re-run "apt-get" with just the list of missing packages. | 
 | echo "Finding missing packages..." | 
 | # Intentionally leaving $packages unquoted so it's more readable. | 
 | echo "Packages required: " $packages | 
 | echo | 
 | new_list_cmd="sudo apt-get install --reinstall $(echo $packages)" | 
 | if new_list="$(yes n | LANGUAGE=en LANG=C $new_list_cmd)"; then | 
 |   # We probably never hit this following line. | 
 |   echo "No missing packages, and the packages are up to date." | 
 | elif [ $? -eq 1 ]; then | 
 |   # We expect apt-get to have exit status of 1. | 
 |   # This indicates that we cancelled the install with "yes n|". | 
 |   new_list=$(echo "$new_list" | | 
 |     sed -e '1,/The following NEW packages will be installed:/d;s/^  //;t;d') | 
 |   new_list=$(echo "$new_list" | sed 's/ *$//') | 
 |   if [ -z "$new_list" ] ; then | 
 |     echo "No missing packages, and the packages are up to date." | 
 |   else | 
 |     echo "Installing missing packages: $new_list." | 
 |     sudo apt-get install ${do_quietly-} ${new_list} | 
 |   fi | 
 |   echo | 
 | else | 
 |   # An apt-get exit status of 100 indicates that a real error has occurred. | 
 |  | 
 |   # I am intentionally leaving out the '"'s around new_list_cmd, | 
 |   # as this makes it easier to cut and paste the output | 
 |   echo "The following command failed: " ${new_list_cmd} | 
 |   echo | 
 |   echo "It produces the following output:" | 
 |   yes n | $new_list_cmd || true | 
 |   echo | 
 |   echo "You will have to install the above packages yourself." | 
 |   echo | 
 |   exit 100 | 
 | fi | 
 |  | 
 | # Install the Chrome OS default fonts. This must go after running | 
 | # apt-get, since install-chromeos-fonts depends on curl. | 
 | if test "$do_inst_chromeos_fonts" != "0"; then | 
 |   echo | 
 |   echo "Installing Chrome OS fonts." | 
 |   dir=`echo $0 | sed -r -e 's/\/[^/]+$//'` | 
 |   if ! sudo $dir/linux/install-chromeos-fonts.py; then | 
 |     echo "ERROR: The installation of the Chrome OS default fonts failed." | 
 |     if [ `stat -f -c %T $dir` == "nfs" ]; then | 
 |       echo "The reason is that your repo is installed on a remote file system." | 
 |     else | 
 |       echo "This is expected if your repo is installed on a remote file system." | 
 |     fi | 
 |     echo "It is recommended to install your repo on a local file system." | 
 |     echo "You can skip the installation of the Chrome OS default founts with" | 
 |     echo "the command line option: --no-chromeos-fonts." | 
 |     exit 1 | 
 |   fi | 
 | else | 
 |   echo "Skipping installation of Chrome OS fonts." | 
 | fi | 
 |  | 
 | echo "Installing locales." | 
 | CHROMIUM_LOCALES="da_DK.UTF-8 fr_FR.UTF-8 he_IL.UTF-8 zh_TW.UTF-8" | 
 | LOCALE_GEN=/etc/locale.gen | 
 | if [ -e ${LOCALE_GEN} ]; then | 
 |   OLD_LOCALE_GEN="$(cat /etc/locale.gen)" | 
 |   for CHROMIUM_LOCALE in ${CHROMIUM_LOCALES}; do | 
 |     sudo sed -i "s/^# ${CHROMIUM_LOCALE}/${CHROMIUM_LOCALE}/" ${LOCALE_GEN} | 
 |   done | 
 |   # Regenerating locales can take a while, so only do it if we need to. | 
 |   if (echo "${OLD_LOCALE_GEN}" | cmp -s ${LOCALE_GEN}); then | 
 |     echo "Locales already up-to-date." | 
 |   else | 
 |     sudo locale-gen | 
 |   fi | 
 | else | 
 |   for CHROMIUM_LOCALE in ${CHROMIUM_LOCALES}; do | 
 |     sudo locale-gen ${CHROMIUM_LOCALE} | 
 |   done | 
 | fi |