# HG changeset patch
# User Vadim Gelfer <vadim.gelfer@gmail.com>
# Date 2006-03-27 16:31:33
# Node ID db1eb0de286a3eccb2ac365ca68a0f296f0e92d7
# Parent  182f500805dbb894fb536b279aed9bd7be6a817f

fix appendfile problem on macos.
when i open file with mode 'a+' on linux, seek position is 0.
on macos seek position is end of file instead.  not documented.


diff --git a/mercurial/appendfile.py b/mercurial/appendfile.py
--- a/mercurial/appendfile.py
+++ b/mercurial/appendfile.py
@@ -37,7 +37,7 @@ class appendfile(object):
         fd, self.tmpname = tempfile.mkstemp()
         self.tmpfp = os.fdopen(fd, 'ab+')
         self.realfp = fp
-        self.offset = 0
+        self.offset = fp.tell()
         # real file is not written by anyone else. cache its size so
         # seek and read can be fast.
         self.fpsize = os.fstat(fp.fileno()).st_size