Make sticky bit warnings quieter during fs_abilities checks

git-svn-id: http://svn.savannah.nongnu.org/svn/rdiff-backup@1037 2b77aa54-bcbc-44c9-a7ec-4f6cf2b41109

trunk/rdiff-backup/CHANGELOG

 New in v1.3.3 (????/??/??)
 ---------------------------
 
+Make sticky bit warnings quieter while determining file system abilities.
+Closes Savannah bug #25788. (Andrew Ferguson)
+
 Fix situation where destination file cannot be opened because of an access
 error. Thanks to Dean Cording for the bug report. (Andrew Ferguson)
 

trunk/rdiff-backup/rdiff_backup/fs_abilities.py

@@ -451,15 +451,17 @@ class FSAbilities:
 		"""See if increments can have full permissions like a directory"""
 		test_rp = rp.append('dir_inc_check')
 		test_rp.touch()
-		try: test_rp.chmod(07777)
+		try: test_rp.chmod(07777, 4)
 		except OSError:
 			test_rp.delete()
 			self.dir_inc_perms = 0
 			return
 		test_rp.setdata()
 		assert test_rp.isreg()
-		if test_rp.getperms() == 07777: self.dir_inc_perms = 1
-		else: self.dir_inc_perms = 0
+		if test_rp.getperms() == 07777 or test_rp.getperms() == 06777:
+			self.dir_inc_perms = 1
+		else:
+			self.dir_inc_perms = 0
 		test_rp.delete()
 
 	def set_carbonfile(self):
@@ -527,10 +529,10 @@ class FSAbilities:
 		tmpd_rp = dir_rp.append("high_perms_dir")
 		tmpd_rp.touch()
 		try:
-			tmpf_rp.chmod(07000)
-			tmpf_rp.chmod(07777)
-			tmpd_rp.chmod(07000)
-			tmpd_rp.chmod(07777)
+			tmpf_rp.chmod(07000, 4)
+			tmpf_rp.chmod(07777, 4)
+			tmpd_rp.chmod(07000, 4)
+			tmpd_rp.chmod(07777, 4)
 		except (OSError, IOError): self.high_perms = 0
 		else: self.high_perms = 1
 		tmpf_rp.delete()

trunk/rdiff-backup/rdiff_backup/rpath.py

@@ -921,7 +921,7 @@ class RPath(RORPath):
 			   "\nName: %s\nOld: %s --> New: %s\n" % \
 			   (self.path, temptype, self.data['type'])
 
-	def chmod(self, permissions):
+	def chmod(self, permissions, loglevel = 2):
 		"""Wrapper around os.chmod"""
 		try:
 			self.conn.os.chmod(self.path, permissions & Globals.permission_mask)
@@ -932,7 +932,7 @@ class RPath(RORPath):
 				# on a non-directory. Remove sticky bit and try again.
 				log.Log("Warning: Unable to set permissions of %s to %o - "
 						"trying again without sticky bit (%o)" % (self.path, 
-						permissions, permissions & 06777), 2)
+						permissions, permissions & 06777), loglevel)
 				self.conn.os.chmod(self.path, permissions
 											  & 06777 & Globals.permission_mask)
 			else: