# HG changeset patch
# User Matt Mackall <mpm@selenic.com>
# Date 2012-04-03 16:35:04
# Node ID f350021ee32ed22b8bd7d3211a8899df0e3d6552
# Parent  21b31e9c20f3617f47db8ebc91d1ccf60055aca5

config: discard UTF-8 BOM if found

diff --git a/mercurial/config.py b/mercurial/config.py
--- a/mercurial/config.py
+++ b/mercurial/config.py
@@ -115,6 +115,9 @@ class config(object):
 
         for l in data.splitlines(True):
             line += 1
+            if line == 1 and l.startswith('\xef\xbb\xbf'):
+                # Someone set us up the BOM
+                l = l[3:]
             if cont:
                 if commentre.match(l):
                     continue