Fix for Toni Price's empty dir --include **XXX selection bug

git-svn-id: http://svn.savannah.nongnu.org/svn/rdiff-backup@739 2b77aa54-bcbc-44c9-a7ec-4f6cf2b41109

branches/r1-0/rdiff-backup/CHANGELOG

@@ -7,6 +7,10 @@ report by Carsten Lorenz).
 Another fix for long-filenames crash, this time when a long-named
 directory with files in it gets deleted
 
+Selection fix: empty directories could sometimes be improperly
+excluded if certain include expressions involving a non-trailing '**'
+were used.  Bug reported by Toni Price.
+
 
 New in v1.0.3 (2005/11/25)
 --------------------------

branches/r1-0/rdiff-backup/rdiff_backup/selection.py

@@ -209,10 +209,12 @@ class Select:
 
 	def Select(self, rp):
 		"""Run through the selection functions and return dominant val 0/1/2"""
+		scanned = 0 # 0, by default, or 2 if prev sel func scanned rp
 		for sf in self.selection_functions:
 			result = sf(rp)
-			if result == 1 or result == 0 or (result == 2 and rp.isdir()):
-				return result
+			if result == 1: return 1
+			elif result == 0: return scanned
+			elif result == 2: scanned = 2
 		return 1
 
 	def ParseArgs(self, argtuples, filelists):

branches/r1-0/rdiff-backup/testing/selectiontest.py

@@ -448,4 +448,27 @@ testfiles/select**/2
 #						  verbose = 1)
 
 
+class CommandTest(unittest.TestCase):
+	"""Test rdiff-backup on actual directories"""
+	def testEmptyDirInclude(self):
+		"""Make sure empty directories are included with **xx exps
+
+		This checks for a bug present in 1.0.3/1.1.5 and similar.
+
+		"""
+		outrp = MakeOutputDir()
+		selrp = rpath.RPath(Globals.local_connection, 'testfiles/seltest')
+		re_init_dir(selrp)
+		emptydir = selrp.append('emptydir')
+		emptydir.mkdir()
+
+		rdiff_backup(1, 1, selrp.path, outrp.path,
+					 extra_options = ("--include **XX "
+									  "--exclude testfiles/seltest/YYYY"))
+
+		outempty = outrp.append('emptydir')
+		assert outempty.isdir(), outempty
+
+
+
 if __name__ == "__main__": unittest.main()