From: "Zac Medico (zmedico)" <zmedico@gentoo.org>
To: gentoo-commits@lists.gentoo.org
Subject: [gentoo-commits] portage r10172 - main/branches/2.1.2/bin
Date: Sun, 04 May 2008 08:10:13 +0000 [thread overview]
Message-ID: <E1JsZIT-0000Bg-33@stork.gentoo.org> (raw)
Author: zmedico
Date: 2008-05-04 08:10:12 +0000 (Sun, 04 May 2008)
New Revision: 10172
Modified:
main/branches/2.1.2/bin/emerge
Log:
Similar to the sys-apps/portage protection, also add protection against
inappropriately uninstalling either app-shells/bash or dev-lang/python.
(trunk r10171)
Modified: main/branches/2.1.2/bin/emerge
===================================================================
--- main/branches/2.1.2/bin/emerge 2008-05-04 08:06:58 UTC (rev 10171)
+++ main/branches/2.1.2/bin/emerge 2008-05-04 08:10:12 UTC (rev 10172)
@@ -3640,6 +3640,9 @@
node.operation != "uninstall"]
# sys-apps/portage needs special treatment if ROOT="/"
+ portage_python_dep = ">=dev-lang/python-2.4"
+ portage_unslotted_deps = frozenset(
+ ["app-shells/bash", "sys-apps/portage"])
portage_node = self.mydbapi["/"].match_pkgs("sys-apps/portage")
if portage_node:
portage_node = portage_node[0]
@@ -3828,10 +3831,28 @@
continue
if "/" == task.root:
- # Never uninstall sys-apps/portage
- # except through replacement.
- if "sys-apps/portage" == task.cp:
+ # Never uninstall sys-apps/portage or it's essential
+ # dependencies, except through replacement.
+ if task.cp in portage_unslotted_deps:
continue
+
+ # Don't uninstall python if it appears to be
+ # the only suitable one installed.
+ if task.cp == "dev-lang/python" and \
+ portage.match_from_list(
+ portage_python_dep, [task.cpv_slot]):
+ vardb = root_config.trees["vartree"].dbapi
+ other_version = None
+ for pkg in vardb.match_pkgs(portage_python_dep):
+ if pkg.cpv == task.cpv and \
+ pkg.metadata["COUNTER"] == \
+ task.metadata["COUNTER"]:
+ continue
+ other_version = pkg
+ break
+ if other_version is None:
+ continue
+
# For packages in the system set, don't take
# any chances. If the conflict can't be resolved
# by a normal replacement operation then abort.
--
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