Prevent backing-up reparse points on Windows

git-svn-id: http://svn.savannah.nongnu.org/svn/rdiff-backup@977 2b77aa54-bcbc-44c9-a7ec-4f6cf2b41109

trunk/rdiff-backup/rdiff-backup.1

-.TH RDIFF-BACKUP 1 "JULY 2007" "Version 1.1.13" "User Manuals" \" -*- nroff -*-
+.TH RDIFF-BACKUP 1 "DECEMBER 2008" "Version 1.2.3" "User Manuals" \" -*- nroff -*-
 .SH NAME
 rdiff-backup \- local/remote mirror and incremental backup
 .SH SYNOPSIS
@@ -188,7 +188,8 @@ Exclude all device files, fifo files, socket files, and symbolic links.
 Exclude all socket files.
 .TP
 .B "\-\-exclude-symbolic-links"
-Exclude all symbolic links.
+Exclude all symbolic links. This option is automatically enabled if the backup
+source is running on native Windows to avoid backing-up NTFS reparse points.
 .TP
 .BI "\-\-exclude-if-present " filename
 Exclude directories if

trunk/rdiff-backup/rdiff_backup/Main.py

@@ -356,6 +356,9 @@ def backup_quoted_rpaths(rpout):
 
 def backup_set_select(rpin):
 	"""Create Select objects on source connection"""
+	if rpin.conn.os.name == 'nt':
+		log.Log("Symbolic links excluded by default on Windows", 4)
+		select_opts.append(("--exclude-symbolic-links", None))
 	rpin.conn.backup.SourceStruct.set_source_select(rpin, select_opts,
 													*select_files)
 

trunk/rdiff-backup/rdiff_backup/rpath.py

@@ -38,6 +38,10 @@ are dealing with are local or remote.
 import os, stat, re, sys, shutil, gzip, socket, time, errno
 import Globals, Time, static, log, user_group, C
 
+try:
+	import win32file, winnt
+except ImportError:
+	pass
 
 class SkipFileException(Exception):
 	"""Signal that the current file should be skipped but then continue
@@ -328,6 +332,12 @@ def make_file_dict_python(filename):
 	data['devloc'] = statblock[stat.ST_DEV]
 	data['nlink'] = statblock[stat.ST_NLINK]
 
+	if os.name == 'nt':
+		attribs = win32file.GetFileAttributes(filename)
+		if attribs & winnt.FILE_ATTRIBUTE_REPARSE_POINT:
+			data['type'] = 'sym'
+			data['linkname'] = None
+
 	if not (type == 'sym' or type == 'dev'):
 		# mtimes on symlinks and dev files don't work consistently
 		data['mtime'] = long(statblock[stat.ST_MTIME])