From 4b4ad3579e83fc59be55a1304d483fbbbc95f6f4 Mon Sep 17 00:00:00 2001
From: Zac Medico <zmedico@gentoo.org>
Date: Thu, 8 Dec 2011 12:20:54 -0800
Subject: dispatch-conf: substitute ${EPREFIX} archive-dir

This allows prefix installs to avoid hardcoding archive-dir.
---
 cnf/dispatch-conf.conf       | 2 +-
 pym/portage/dispatch_conf.py | 5 +++++
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/cnf/dispatch-conf.conf b/cnf/dispatch-conf.conf
index c4ab33f99..7eea44c8e 100644
--- a/cnf/dispatch-conf.conf
+++ b/cnf/dispatch-conf.conf
@@ -3,7 +3,7 @@
 #
 
 # Directory to archive replaced configs
-archive-dir=/etc/config-archive
+archive-dir=${EPREFIX}/etc/config-archive
 
 # Use rcs for storing files in the archive directory?
 # WARNING: When configured to use rcs, read and execute permissions of
diff --git a/pym/portage/dispatch_conf.py b/pym/portage/dispatch_conf.py
index f5beba5c0..abd3ac141 100644
--- a/pym/portage/dispatch_conf.py
+++ b/pym/portage/dispatch_conf.py
@@ -13,6 +13,7 @@ import os, sys, shutil
 import portage
 from portage.env.loaders import KeyValuePairFileLoader
 from portage.localization import _
+from portage.util import varexpand
 
 RCS_BRANCH = '1.1.1'
 RCS_LOCK = 'rcs -ko -M -l'
@@ -59,6 +60,10 @@ def read_config(mandatory_opts):
             else:
                 print(_('dispatch-conf: Missing option "%s" in /etc/dispatch-conf.conf; fatal') % (key,), file=sys.stderr)
 
+    # archive-dir supports ${EPREFIX} expansion, in order to avoid hardcoding
+    variables = {"EPREFIX": eprefix}
+    opts['archive-dir'] = varexpand(opts['archive-dir'], mydict=variables)
+
     if not os.path.exists(opts['archive-dir']):
         os.mkdir(opts['archive-dir'])
         # Use restrictive permissions by default, in order to protect
-- 
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