Rename pym→lib, for better distutils-r1 interoperability

Closes: https://github.com/gentoo/portage/pull/343

1 files changed, 78 insertions, 0 deletions

diff --git a/lib/portage/_legacy_globals.py b/lib/portage/_legacy_globals.py
new file mode 100644
index 000000000..45113d150
--- /dev/null
+++ b/lib/portage/_legacy_globals.py
@@ -0,0 +1,78 @@
+# Copyright 2010 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+import portage
+from portage import os
+from portage.const import CACHE_PATH, PROFILE_PATH
+
+def _get_legacy_global(name):
+	constructed = portage._legacy_globals_constructed
+	if name in constructed:
+		return getattr(portage, name)
+
+	if name == 'portdb':
+		portage.portdb = portage.db[portage.root]["porttree"].dbapi
+		constructed.add(name)
+		return getattr(portage, name)
+
+	elif name in ('mtimedb', 'mtimedbfile'):
+		portage.mtimedbfile = os.path.join(portage.settings['EROOT'],
+			CACHE_PATH, "mtimedb")
+		constructed.add('mtimedbfile')
+		portage.mtimedb = portage.MtimeDB(portage.mtimedbfile)
+		constructed.add('mtimedb')
+		return getattr(portage, name)
+
+	# Portage needs to ensure a sane umask for the files it creates.
+	os.umask(0o22)
+
+	kwargs = {}
+	for k, envvar in (("config_root", "PORTAGE_CONFIGROOT"),
+			("target_root", "ROOT"), ("sysroot", "SYSROOT"),
+			("eprefix", "EPREFIX")):
+		kwargs[k] = os.environ.get(envvar)
+
+	portage._initializing_globals = True
+	portage.db = portage.create_trees(**kwargs)
+	constructed.add('db')
+	del portage._initializing_globals
+
+	settings = portage.db[portage.db._target_eroot]["vartree"].settings
+
+	portage.settings = settings
+	constructed.add('settings')
+
+	# Since portage.db now uses EROOT for keys instead of ROOT, we make
+	# portage.root refer to EROOT such that it continues to work as a key.
+	portage.root = portage.db._target_eroot
+	constructed.add('root')
+
+	# COMPATIBILITY
+	# These attributes should not be used within
+	# Portage under any circumstances.
+
+	portage.archlist = settings.archlist()
+	constructed.add('archlist')
+
+	portage.features = settings.features
+	constructed.add('features')
+
+	portage.groups = settings.get("ACCEPT_KEYWORDS", "").split()
+	constructed.add('groups')
+
+	portage.pkglines = settings.packages
+	constructed.add('pkglines')
+
+	portage.selinux_enabled = settings.selinux_enabled()
+	constructed.add('selinux_enabled')
+
+	portage.thirdpartymirrors = settings.thirdpartymirrors()
+	constructed.add('thirdpartymirrors')
+
+	profiledir = os.path.join(settings["PORTAGE_CONFIGROOT"], PROFILE_PATH)
+	if not os.path.isdir(profiledir):
+		profiledir = None
+	portage.profiledir = profiledir
+	constructed.add('profiledir')
+
+	return getattr(portage, name)