Check whether we can restart in Fkill_emacs

* src/emacs.c (Fkill_emacs): Report an error if we can't restart.

diff --git a/src/emacs.c b/src/emacs.c
index 50b1628d207d3fdcfbd7186d146ea5fc57775294..173e8e8923d6860a609af6bba2763bcd0d906ec9 100644 (file)
--- a/src/emacs.c
+++ b/src/emacs.c
@@ -2807,7 +2807,8 @@ killed.  */
 
   if (!NILP (restart))
     {
-      execvp (*initial_argv, initial_argv);
+      if (execvp (*initial_argv, initial_argv) < 1)
+       error ("Unable to re-execute Emacs");
     }
 
   if (FIXNUMP (arg))