def add_build_tasks_init(cfg, component, init_group):
pkgdir_task = BuildTask(cfg, init_group, 'pkgdir')
pkgdir_task.add_create_dir(cfg.args.pkgdir)
if not cfg.args.build_source_packages:
return
# Component sources are copied in an init task to ensure that
# source packages contain the sources at the start of the
# build, even if a bug in a component's build process
# (e.g. missing or insufficient configuration of files to
# touch on checkout) results in the source directory being
# modified during the build. If a component's build process
# is known to modify the source directory intentionally, that
# component's build tasks must create a separate copy for use
# in the build.
source_copy_group = BuildTask(cfg, init_group, 'source-copy', True)
objdir = cfg.objdir_path(None, 'source-copy')
for src_component in cfg.list_source_components():
name = src_component.copy_name
srcdir = src_component.vars.srcdir.get()
srcdir_copy = os.path.join(objdir, name)
copy_task = BuildTask(cfg, source_copy_group, name)
copy_task.add_empty_dir_parent(srcdir_copy)
copy_task.add_python(
src_component.vars.vc.get().copy_without_metadata,
(srcdir, srcdir_copy))
def add_build_tasks_for_first_host(cfg, host, component, host_group):
task = BuildTask(cfg, host_group, 'first-host')
host_b = host.build_cfg
objdir = cfg.objdir_path(host_b, '%s-first' % component.copy_name)
objdir2 = cfg.objdir_path(host_b, '%s-first2' % component.copy_name)
task.add_empty_dir(objdir)
# Test add_empty_dir_parent with and without the directory
# existing.
task.add_empty_dir_parent(os.path.join(objdir, 'x', 'y', 'z'))
os.makedirs(os.path.join(objdir2, 'x', 'y', 'z'))
task.add_empty_dir_parent(os.path.join(objdir2, 'x', 'y', 'z'))
task.add_command(['sh', '-c',
'echo "all:; echo first-host \\$(X) > out" > '
'%s/GNUmakefile' % objdir])
task.add_make(['all', 'X=Y'], objdir)
def add_build_tasks_for_host(cfg, host, component, host_group):
# The package-input install tree is contributed to by each
# component that installs files intended to go in the final
# release package. This is an install tree for a PkgHost, not
# for a BuildCfg. This install tree is then subject to global
# manipulations (such as hard-linking identical files,
# replacing symlinks by hard links on hosts not supporting
# symlinks, and stripping binaries) to produce the
# package-output tree that corresponds to the exact data for
# the release package. Most manipulations, such as moving
# files to different locations or removing files that are
# installed by default but should not go in the final release
# packages, should be done at the level of the individual
# components; only a few manipulations are most appropriately
# done globally just before packaging.
host_group.declare_implicit_install(host, 'package-input')
pkg_out_task = BuildTask(cfg, host_group, 'package-output')
pkg_out_task.depend_install(host, 'package-input')
pkg_out_task.provide_install(host, 'package-output')
inst_in_path = cfg.install_tree_path(host, 'package-input')
inst_out_path = cfg.install_tree_path(host, 'package-output')
pkg_out_task.add_empty_dir_parent(inst_out_path)
pkg_out_task.add_command(['cp', '-a', inst_in_path, inst_out_path])
# The top-level directory in a package corresponds to the
# contents of installdir. In degenerate cases of nothing in a
# package, installdir may not have been created (although the
# package-input tree will always have been created, even if
# empty).
inst_out_main = os.path.join(inst_out_path, cfg.installdir_rel.get())
pkg_out_task.add_create_dir(inst_out_main)
if not host.have_symlinks():
pkg_out_task.add_python(replace_symlinks,
(cfg.context, inst_out_main))
pkg_out_task.add_python(fix_perms, (inst_out_main,))
pkg_out_task.add_python(hard_link_files, (cfg.context, inst_out_main))
# Creating the package-output install tree is separated from
# creating a .tar.xz package from it so that .tar.xz creation
# can run in parallel with other package format creation using
# the same tree.
pkg_task = BuildTask(cfg, host_group, 'package-tar-xz')
pkg_task.depend_install(host, 'package-output')
pkg_path = cfg.pkgdir_path(host, '.tar.xz')
pkg_task.add_command(tar_command(
pkg_path, cfg.pkg_name_no_target_build.get(),
cfg.source_date_epoch.get()),
cwd=inst_out_main)
