# HG changeset patch
# User Matt Mackall <mpm@selenic.com>
# Date 1240519210 18000
# Node ID 507c49e297e1d43af28871b47b1ed7279e7fb942
# Parent  912bfef12ba6d574e2c8cccd6276d5dd11ac4b18
ui: simplify init, kill dupconfig

diff -r 912bfef12ba6 -r 507c49e297e1 mercurial/ui.py
--- a/mercurial/ui.py	Thu Apr 23 15:40:10 2009 -0500
+++ b/mercurial/ui.py	Thu Apr 23 15:40:10 2009 -0500
@@ -9,11 +9,6 @@
 import errno, getpass, os, re, socket, sys, tempfile
 import ConfigParser, traceback, util
 
-def dupconfig(orig):
-    new = util.configparser(orig.defaults())
-    updateconfig(orig, new)
-    return new
-
 def updateconfig(source, dest, sections=None):
     if not sections:
         sections = source.sections()
@@ -30,31 +25,28 @@
         self.buffers = []
         self.quiet = self.verbose = self.debugflag = self.traceback = False
         self.interactive = self.report_untrusted = True
+        self.overlay = util.configparser()
+        self.cdata = util.configparser()
+        self.ucdata = util.configparser()
+        self.parentui = None
+        self.trusted_users = {}
+        self.trusted_groups = {}
 
-        if parentui is None:
-            # this is the parent of all ui children
-            self.parentui = None
-            self.trusted_users = {}
-            self.trusted_groups = {}
-            self.overlay = util.configparser()
-            self.cdata = util.configparser()
-            self.ucdata = util.configparser()
-
+        if parentui:
+            # parentui may point to an ui object which is already a child
+            self.parentui = parentui.parentui or parentui
+            updateconfig(self.parentui.cdata, self.cdata)
+            updateconfig(self.parentui.ucdata, self.ucdata)
+            # we want the overlay from the parent, not the root
+            updateconfig(parentui.overlay, self.overlay)
+            self.buffers = parentui.buffers
+            self.trusted_users = parentui.trusted_users.copy()
+            self.trusted_groups = parentui.trusted_groups.copy()
+            self.fixconfig()
+        else:
             # we always trust global config files
             for f in util.rcpath():
                 self.readconfig(f, assumetrusted=True)
-        else:
-            # parentui may point to an ui object which is already a child
-            self.parentui = parentui.parentui or parentui
-            self.buffers = parentui.buffers
-            self.trusted_users = parentui.trusted_users.copy()
-            self.trusted_groups = parentui.trusted_groups.copy()
-            self.cdata = dupconfig(self.parentui.cdata)
-            self.ucdata = dupconfig(self.parentui.ucdata)
-
-            # we want the overlay from the parent, not the root
-            self.overlay = dupconfig(parentui.overlay)
-            self.fixconfig()
 
     def __getattr__(self, key):
         return getattr(self.parentui, key)