# HG changeset patch
# User Shun-ichi GOTO <shunichi.goto@gmail.com>
# Date 1185346690 -32400
# Node ID 81f8ff2a9bf20606fc89bc787983f592183e25b5
# Parent  a0d37976cd5bbea3cadbea6ed305ae55bcf369b0
posixfile_nt: '+' should allow read access.
This fixes unexpected I/O error on committing many files
due to cset:8a53b39cd402 (r4902 in crew).

diff --git a/mercurial/util_win32.py b/mercurial/util_win32.py
--- a/mercurial/util_win32.py
+++ b/mercurial/util_win32.py
@@ -209,7 +209,7 @@ class posixfile_nt(object):
 
     def __init__(self, name, mode='rb'):
         access = 0
-        if 'r' in mode:
+        if 'r' in mode or '+' in mode:
             access |= win32file.GENERIC_READ
         if 'w' in mode or 'a' in mode or '+' in mode:
             access |= win32file.GENERIC_WRITE