Change --min-file-size and --max-file-size to agree with man page.

git-svn-id: http://svn.savannah.nongnu.org/svn/rdiff-backup@1019 2b77aa54-bcbc-44c9-a7ec-4f6cf2b41109

trunk/rdiff-backup/CHANGELOG

 New in v1.3.2 (????/??/??)
 ---------------------------
 
+Change --min-file-size and --max-file-size to agree with man page. These
+options no longer include files, and will only apply to regular files. Thanks
+to Johannes Jensen for the suggestion. (Andrew Ferguson)
+
 Improve error message if regress operation fails due to Security Violation.
 Thanks to Grzegorz Marszalek for the bug report. (Andrew Ferguson)
 

trunk/rdiff-backup/rdiff_backup/selection.py

@@ -531,8 +531,10 @@ probably isn't what you meant.""" %
 		"""Return selection function given by filesize"""
 		size = int(sizestr)
 		assert size > 0
-		if min_max: sel_func = lambda rp: (rp.getsize() <= size)
-		else: sel_func = lambda rp: (rp.getsize() >= size)
+		def sel_func(rp):
+			if not rp.isreg(): return None
+			if min_max: return ((rp.getsize() <= size) and None)
+			else: return ((rp.getsize() >= size) and None)
 		sel_func.exclude = 1
 		sel_func.name = "%s size %d" % (min_max and "Maximum" or "Minimum", size)
 		return sel_func