From: Claudio Sacerdoti Coen <claudio.sacerdoticoen@unibo.it>
Date: Wed, 11 Oct 2006 14:58:23 +0000 (+0000)
Subject: Some hocus-pocus to avoid a common race condition (Gtk/??? code not
X-Git-Tag: make_still_working~6762
X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=commitdiff_plain;h=3ae4146d42847c984531352f1a589b002eb4d1c6;hp=d18bffef7df9bbfc5ceae7ac7b607c96611e1978;p=helm.git

Some hocus-pocus to avoid a common race condition (Gtk/??? code not
reentrant). I bet the "avoided" problem will surface again...
---

diff --git a/helm/software/matita/matitaGui.ml b/helm/software/matita/matitaGui.ml
index 840d057c2..19251f074 100644
--- a/helm/software/matita/matitaGui.ml
+++ b/helm/software/matita/matitaGui.ml
@@ -422,7 +422,9 @@ class gui () =
         main#buttonsToolbar#misc#set_sensitive true;
         develList#buttonsHbox#misc#set_sensitive true;
         main#scriptMenu#misc#set_sensitive true;
-        source_view#set_editable true
+        source_view#set_editable true;
+        (*The next line seems sufficient to avoid some unknown race condition *)
+        GtkThread.sync (fun () -> ()) ()
       in
       let worker_thread = ref None in
       let notify_exn exn =