--- a/hgext/hgcia.py	Wed Jan 04 17:55:30 2012 -0600
+++ b/hgext/hgcia.py	Thu Jan 05 14:14:12 2012 -0600
@@ -113,7 +113,7 @@
                 # diffstat is stupid
                 self.name = 'cia'
             def write(self, data):
-                self.lines.append(data)
+                self.lines += data.splitlines(True)
             def close(self):
                 pass