# HG changeset patch
# User Matt Mackall <mpm@selenic.com>
# Date 2007-11-21 19:26:18
# Node ID a3df02cd4a35d483eb741d833bbdc918159fd885
# Parent  253736bb0dc9bd9e32ede47e9bc0ec233c4e519b

push/pull: abort if we try to visit a missing or empty revlog

diff --git a/mercurial/localrepo.py b/mercurial/localrepo.py
--- a/mercurial/localrepo.py
+++ b/mercurial/localrepo.py
@@ -1710,6 +1710,8 @@ class localrepository(repo.repository):
             # Go through all our files in order sorted by name.
             for fname in changedfiles:
                 filerevlog = self.file(fname)
+                if filerevlog.count() == 0:
+                    raise util.abort(_("empty or missing revlog for %s") % fname)
                 # Toss out the filenodes that the recipient isn't really
                 # missing.
                 if msng_filenode_set.has_key(fname):
@@ -1794,6 +1796,8 @@ class localrepository(repo.repository):
 
             for fname in changedfiles:
                 filerevlog = self.file(fname)
+                if filerevlog.count() == 0:
+                    raise util.abort(_("empty or missing revlog for %s") % fname)
                 nodeiter = gennodelst(filerevlog)
                 nodeiter = list(nodeiter)
                 if nodeiter: