def Emerge(packages,
sysroot,
with_deps=True,
rebuild_deps=True,
use_binary=True,
jobs=None,
debug_output=False):
"""Emerge the specified |packages|.
Args:
packages: List of packages to emerge.
sysroot: Path to the sysroot in which to emerge.
with_deps: Whether to include dependencies.
rebuild_deps: Whether to rebuild dependencies.
use_binary: Whether to use binary packages.
jobs: Number of jobs to run in parallel.
debug_output: Emit debug level output.
Raises:
cros_build_lib.RunCommandError: If emerge returns an error.
"""
cros_build_lib.AssertInsideChroot()
if not packages:
raise ValueError('No packages provided')
cmd = GetEmergeCommand(sysroot)
cmd.append('-uNv')
modified_packages = workon.ListModifiedWorkonPackages(
sysroot_lib.Sysroot(sysroot))
if modified_packages:
mod_pkg_list = ' '.join(modified_packages)
cmd += [
'--reinstall-atoms=' + mod_pkg_list,
'--usepkg-exclude=' + mod_pkg_list
]
cmd.append('--deep' if with_deps else '--nodeps')
if use_binary:
cmd += ['-g', '--with-bdeps=y']
if sysroot == '/':
# Only update toolchains in the chroot when binpkgs are available. The
# toolchain rollout process only takes place when the chromiumos sdk
# builder finishes a successful build and pushes out binpkgs.
cmd += ['--useoldpkg-atoms=%s' % ' '.join(_GetToolchainPackages())]
if rebuild_deps:
cmd.append('--rebuild-if-unbuilt')
if jobs:
cmd.append('--jobs=%d' % jobs)
if debug_output:
cmd.append('--show-output')
cros_build_lib.SudoRunCommand(cmd + packages)
def testListModifiedWorkonPackages(self):
"""Test that no ebuild breaks cros_list_modified_packages"""
# A hook to set the "all_opt" parameter when calling ListWorkonPackages
_ListWorkonPackagesPatch = \
functools.partial(cros_list_modified_packages.ListWorkonPackages,
all_opt=True)
with self.PatchObject(cros_list_modified_packages,
'ListWorkonPackages',
side_effect=_ListWorkonPackagesPatch):
# ListModifiedWorkonPackages returns a generator object and doesn't
# actually do any work automatically. We have to extract the elements
# from it to get it to exercise the code, and we can do that by turning
# it into a list.
list(
cros_list_modified_packages.ListModifiedWorkonPackages(
sysroot=sysroot_lib.Sysroot('/')))
def _ListModifiedPackages(self, board):
return list(workon.ListModifiedWorkonPackages(board, board is None))