Handle exception thrown by Buffer::emergencyWrite

Spotted by coverity

diff --git a/src/Buffer.cpp b/src/Buffer.cpp
index a966f6dbb8480c30aa9d7b8ca346affa3e8db840..17516fe13c81e32a90b54d8bbb8c3e9ea216a568 100644 (file)
--- a/src/Buffer.cpp
+++ b/src/Buffer.cpp
@@ -553,7 +553,11 @@ Buffer::~Buffer()
 
                if (!isClean()) {
                        docstring msg = _("LyX attempted to close a document that had unsaved changes!\n");
-                       msg += emergencyWrite();
+                       try {
+                               msg += emergencyWrite();
+                       } catch (...) {
+                               msg += "  " + _("Save failed! Bummer. Document is lost.");
+                       }
                        Alert::warning(_("Attempting to close changed document!"), msg);
                }