[evolution-exchange/gnome-2-28] Bug #603836 - Crash at startup after re-enabling exchange account

[Milan Crha <mcrha src gnome org>]

commit 09caf931e7905d9aaa2106d67b5f7b69687aa9c3
Author: Milan Crha <mcrha redhat com>
Date:   Thu Jan 14 11:28:15 2010 +0100

    Bug #603836 - Crash at startup after re-enabling exchange account
    
    Workaround for crashing evolution-exchange process for some reason.

 camel/camel-exchange-store.c |    9 +++++++++
 1 files changed, 9 insertions(+), 0 deletions(-)
---
diff --git a/camel/camel-exchange-store.c b/camel/camel-exchange-store.c
index a6bc9b8..66fe9bd 100644
--- a/camel/camel-exchange-store.c
+++ b/camel/camel-exchange-store.c
@@ -732,6 +732,15 @@ exchange_get_folder_info (CamelStore *store, const gchar *top, guint32 flags, Ca
 
 	RETURN_VAL_IF_NOT_CONNECTED (exch, ex, NULL);
 
+	if (!exch->stub || !exch->stub->cmd) {
+		/* it means the stub process stopped/crashed meanwhile,
+		   which is quite unlikely, but can happen. */
+		camel_exception_setv (ex, CAMEL_EXCEPTION_SERVICE_UNAVAILABLE,
+				      _("Could not connect to %s: Please restart Evolution"),
+				      _("Evolution Exchange backend process"));
+		return NULL;
+	}
+
 	if (camel_stub_marshal_eof (exch->stub->cmd))
 		return NULL;