# HG changeset patch
# User Pierre-Yves David <pierre-yves.david@ens-lyon.org>
# Date 1326414543 -3600
#      Fri Jan 13 01:29:03 2012 +0100
# Node ID e234eda209849434dc1149589c42dcadc1ff87cf
# Parent  816209eaf9632b0f72d707e962caf574fa5dc351
revlog: make addgroup returns a list of node contained in the added source

This list will contains any node see in the source, not only the added one.
This is intended to allow phase to be move according what was pushed by client
not only what was added.

diff --git a/mercurial/localrepo.py b/mercurial/localrepo.py
--- a/mercurial/localrepo.py
+++ b/mercurial/localrepo.py
@@ -2015,8 +2015,8 @@
             source.callback = pr
 
             source.changelogheader()
-            if (cl.addgroup(source, csmap, trp) is None
-                and not emptyok):
+            srccontent = cl.addgroup(source, csmap, trp)
+            if not (srccontent or emptyok):
                 raise util.Abort(_("received changelog group is empty"))
             clend = len(cl)
             changesets = clend - clstart
@@ -2064,7 +2064,7 @@
                 pr()
                 fl = self.file(f)
                 o = len(fl)
-                if fl.addgroup(source, revmap, trp) is None:
+                if not fl.addgroup(source, revmap, trp):
                     raise util.Abort(_("received file revlog group is empty"))
                 revisions += len(fl) - o
                 files += 1
diff --git a/mercurial/revlog.py b/mercurial/revlog.py
--- a/mercurial/revlog.py
+++ b/mercurial/revlog.py
@@ -1131,6 +1131,7 @@
         """
 
         # track the base of the current delta log
+        content = []
         node = None
 
         r = len(self)
@@ -1161,6 +1162,8 @@
                 deltabase = chunkdata['deltabase']
                 delta = chunkdata['delta']
 
+                content.append(node)
+
                 link = linkmapper(cs)
                 if node in self.nodemap:
                     # this can happen if two branches make the same change
@@ -1190,7 +1193,7 @@
                 dfh.close()
             ifh.close()
 
-        return node
+        return content
 
     def strip(self, minlink, transaction):
         """truncate the revlog on the first revision with a linkrev >= minlink