From: Andrea Asperti <andrea.asperti@unibo.it>
Date: Mon, 11 Jul 2005 08:52:46 +0000 (+0000)
Subject: aliases are now compared not only looking at the domain_item but also looking at... 
X-Git-Tag: pre_notation~57
X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=commitdiff_plain;h=0599dc10a00ebfe65ca64c75d0fc82723f9191a0;p=helm.git

aliases are now compared not only looking at the domain_item but also looking at the description
---

diff --git a/helm/matita/matitaSync.ml b/helm/matita/matitaSync.ml
index 29e19c690..f42dad769 100644
--- a/helm/matita/matitaSync.ml
+++ b/helm/matita/matitaSync.ml
@@ -34,7 +34,16 @@ let alias_diff ~from status =
        if not (Map.mem domain_item from.aliases) then
          Map.add domain_item codomain_item acc
        else
-         acc)
+         begin
+           try 
+             let description1 = fst(Map.find domain_item from.aliases) in
+             let description2 = fst(Map.find domain_item status.aliases) in
+             if description1 <> description2 then
+               Map.add domain_item codomain_item acc
+             else
+               acc 
+           with Not_found -> acc
+         end)
     status.aliases Map.empty
 
 let set_proof_aliases status aliases =