When reverting, just reverse merge the entire revision.

drover.py

Index: drover.py
diff --git a/drover.py b/drover.py
index be3315002ba99f6c192cbe5a22c35dc7bc26e3f5..517671b5e8c88efc28f6c193f68efee1431ad694 100755
--- a/drover.py
+++ b/drover.py
@@ -275,12 +275,9 @@ def revertExportRevision(url, revision):
     os.system(command)
 
 def revertRevision(url, revision):
-  paths = getBestMergePaths(url, revision)
-  for path in paths:
-    command = ('svn merge -N -r ' + str(revision) + ":" + str(revision-1) +
-                " " + url + path + " ." + path)
-    print command
-    os.system(command)
+  command = ('svn merge -c -%d %s .' % (revision, url))

[Paweł Hajdan Jr., 2013/08/22 18:13:40]

Drive-by: have you tested revert of a revert? And revert of revert of revert and
so on?

svn merge adds metadata to the repo, and so e.g. second merge of the same thing
would be a no-op. I recommend forcing no ancestry checking here.

+  print command
+  os.system(command)
 
 def getFileInfo(url, revision):
   global files_info_