| #!/usr/bin/python2.6 |
| # |
| # Copyright 2010 Google Inc. All Rights Reserved. |
| |
| """Script to build the ChromeOS toolchain. |
| |
| This script sets up the toolchain if you give it the gcctools directory. |
| """ |
| |
| __author__ = "asharif@google.com (Ahmad Sharif)" |
| |
| import getpass |
| import optparse |
| import os |
| import sys |
| import tc_enter_chroot |
| import build_chromeos |
| import setup_chromeos |
| from utils import command_executer |
| from utils import utils |
| from utils import logger |
| |
| |
| cmd_executer = None |
| |
| |
| def Main(argv): |
| """The main function.""" |
| # Common initializations |
| global cmd_executer |
| cmd_executer = command_executer.GetCommandExecuter() |
| rootdir = utils.GetRoot(sys.argv[0])[0] |
| |
| parser = optparse.OptionParser() |
| parser.add_option("-c", "--chromeos_root", dest="chromeos_root", |
| help=("ChromeOS root checkout directory" + |
| " uses ../.. if none given.")) |
| parser.add_option("-t", "--toolchain_root", dest="toolchain_root", |
| help="Toolchain root directory.") |
| parser.add_option("-b", "--board", dest="board", default="x86-generic", |
| help="board is the argument to the setup_board command.") |
| parser.add_option("-C", "--clean", dest="clean", default=False, |
| action="store_true", |
| help="Uninstall the toolchain.") |
| parser.add_option("-f", "--force", dest="force", default=False, |
| action="store_true", |
| help="Do an uninstall/install cycle.") |
| parser.add_option("-i", "--incremental", dest="incremental", |
| help="The toolchain component that should be " |
| "incrementally compiled.") |
| parser.add_option("-B", "--binary", dest="binary", |
| action="store_true", default=False, |
| help="The toolchain should use binaries stored in " |
| "the install/ directory.") |
| parser.add_option("-s", "--setup-chromeos-options", |
| dest="setup_chromeos_options", |
| help="Additional options that should be passed on to" |
| "the setup_chromeos script.") |
| parser.add_option("-o", "--output", dest="output", |
| help="The output directory where logs,pkgs, etc. go. " |
| "The default is the toolchain_root/output") |
| |
| options = parser.parse_args(argv)[0] |
| |
| if (options.clean == False and |
| (options.toolchain_root is None or options.board is None)): |
| parser.print_help() |
| sys.exit() |
| else: |
| options.toolchain_root = os.path.expanduser(options.toolchain_root) |
| |
| if options.chromeos_root is None: |
| if os.path.exists("enter_chroot.sh"): |
| options.chromeos_root = "../.." |
| else: |
| logger.GetLogger().LogError("--chromeos_root not given") |
| parser.print_help() |
| sys.exit() |
| else: |
| options.chromeos_root = os.path.expanduser(options.chromeos_root) |
| |
| if ((not os.path.exists(options.chromeos_root)) or |
| (not os.path.exists(options.chromeos_root + |
| "/src/scripts/enter_chroot.sh"))): |
| logger.GetLogger().LogOutput("Creating a chromeos checkout at: %s" % |
| options.chromeos_root) |
| sc_args = [] |
| sc_args.append("--minilayout") |
| sc_args.append("--dir=%s" % options.chromeos_root) |
| if options.setup_chromeos_options: |
| sc_args.append(options.setup_chromeos_options) |
| setup_chromeos.Main(sc_args) |
| |
| if options.output is None: |
| output = options.toolchain_root + "/output" |
| else: |
| output = options.output |
| |
| if output.startswith("/") == False: |
| output = os.getcwd() + "/" + output |
| else: |
| output = os.path.expanduser(output) |
| |
| chroot_mount = "/usr/local/toolchain_root/" |
| chroot_base = utils.GetRoot(output)[1] |
| chroot_output = chroot_mount + chroot_base |
| |
| tc_enter_chroot_options = [] |
| output_mount = ("--output=" + output) |
| tc_enter_chroot_options.append(output_mount) |
| |
| build_chromeos.MakeChroot(options.chromeos_root) |
| |
| portage_flags = "--oneshot" |
| if options.binary == True: |
| # FIXME(asharif): This should be using --usepkg but that was not working. |
| portage_flags = "--usepkgonly" |
| tc_enter_chroot_options.append("-s") |
| |
| f = open(options.chromeos_root + "/src/overlays/overlay-" + |
| options.board.split("_")[0] + "/toolchain.conf", "r") |
| target = f.read() |
| f.close() |
| target = target.strip() |
| features = "noclean userfetch userpriv usersandbox -strict" |
| if options.incremental is not None and options.incremental: |
| features += " keepwork" |
| env = CreateEnvVarString(" FEATURES", features) |
| env += CreateEnvVarString(" PORTAGE_USERNAME", getpass.getuser()) |
| logdir = "/logs" |
| pkgdir = "/pkgs" |
| tmpdir = "/objects" |
| installdir = "/install" |
| for out_dir in [logdir, pkgdir, tmpdir, installdir]: |
| out_dir_path = output + "/" + out_dir |
| if os.path.isdir(out_dir_path): |
| continue |
| else: |
| os.makedirs(out_dir_path) |
| package_dir = output + pkgdir |
| portage_logdir = chroot_output + logdir |
| portage_pkgdir = chroot_output + pkgdir |
| portage_tmpdir = chroot_output + tmpdir |
| env += CreateEnvVarString(" PORT_LOGDIR", portage_logdir) |
| env += CreateEnvVarString(" PKGDIR", portage_pkgdir) |
| env += CreateEnvVarString(" PORTAGE_BINHOST", portage_pkgdir) |
| if options.binary == False: |
| env += CreateEnvVarString(" PORTAGE_TMPDIR", portage_tmpdir) |
| env += CreateEnvVarString(" USE", "mounted_sources") |
| |
| retval = 0 |
| if options.force == True: |
| retval = BuildTC(options.chromeos_root, options.toolchain_root, env, |
| target, True, options.incremental, portage_flags, |
| tc_enter_chroot_options) |
| retval = BuildTC(options.chromeos_root, options.toolchain_root, env, |
| target, options.clean, options.incremental, portage_flags, |
| tc_enter_chroot_options) |
| utils.AssertTrue(retval == 0, "Build toolchain failed!") |
| command = "sudo chown -R " + getpass.getuser() + " " + package_dir |
| |
| if options.incremental is None and not options.clean: |
| install_dir = output + installdir |
| retval = InstallTC(package_dir, install_dir) |
| utils.AssertTrue(retval == 0, "Installation of the toolchain failed!") |
| |
| return retval |
| |
| |
| def CreateCrossdevPortageFlags(portage_flags): |
| portage_flags = portage_flags.strip() |
| if not portage_flags: |
| return "" |
| crossdev_flags = " --portage " |
| crossdev_flags += " --portage ".join(portage_flags.split(" ")) |
| return crossdev_flags |
| |
| |
| def CreateEnvVarString(variable, value): |
| return variable + "=\"" + value + "\"" |
| |
| |
| def EscapeQuoteString(string): |
| return "\\\"" + string + "\\\"" |
| |
| |
| def InstallTC(package_dir, install_dir): |
| command = ("mkdir -p " + install_dir) |
| command += ("&& for f in $(find " + package_dir + |
| " -name \\*.tbz2); do tar xf $f -C " + |
| install_dir + " ; done") |
| retval = cmd_executer.RunCommand(command) |
| return retval |
| |
| |
| def BuildTC(chromeos_root, toolchain_root, env, target, uninstall, |
| incremental_component, portage_flags, tc_enter_chroot_options): |
| """Build the toolchain.""" |
| portage_flags = portage_flags.strip() |
| portage_flags += " -b " |
| |
| binutils_version = "9999" |
| gcc_version = "9999" |
| libc_version = "2.10.1-r2" |
| kernel_version = "2.6.30-r1" |
| |
| rootdir = utils.GetRoot(sys.argv[0])[0] |
| env += " " |
| |
| if uninstall == True: |
| tflag = " -C " |
| else: |
| tflag = " -t " |
| |
| command = " -- sudo " + env |
| |
| if uninstall == True: |
| command += "yes | crossdev " + tflag + target |
| retval = build_chromeos.ExecuteCommandInChroot(chromeos_root, |
| command, |
| toolchain_root) |
| return retval |
| |
| if incremental_component == "binutils": |
| command += (" emerge =cross-" + target + "/binutils-" + binutils_version + |
| portage_flags) |
| elif incremental_component == "gcc": |
| command += (" emerge =cross-" + target + "/gcc-" + gcc_version + |
| portage_flags) |
| elif incremental_component == "libc" or incremental_component == "glibc": |
| command += (" emerge =cross-" + target + "/glibc-" + libc_version + |
| portage_flags) |
| else: |
| crossdev_flags = CreateCrossdevPortageFlags(portage_flags) |
| command += (" crossdev -v " + tflag + target + |
| " --binutils " + binutils_version + |
| " --libc " + libc_version + |
| " --gcc " + gcc_version + |
| " --kernel " + kernel_version + |
| crossdev_flags) |
| command += ("&& sudo cp -r $(" + env + " portageq envvar PKGDIR)/*" + |
| " /var/lib/portage/pkgs/") |
| |
| argv = [rootdir + "/tc_enter_chroot.py", |
| "--chromeos_root=" + chromeos_root, |
| "--toolchain_root=" + toolchain_root] |
| argv += tc_enter_chroot_options |
| |
| argv.append(command) |
| retval = tc_enter_chroot.Main(argv) |
| return retval |
| |
| if __name__ == "__main__": |
| Main(sys.argv) |
| |