--- /dev/null
+From http://ftp.gnu.org/pub/gnu/readline/readline-6.3-patches/readline63-007
+
+Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
+
+ READLINE PATCH REPORT
+ =====================
+
+Readline-Release: 6.3
+Patch-ID: readline63-007
+
+Bug-Reported-by: John Lenton
+Bug-Reference-ID:
+Bug-Reference-URL: https://bugs.launchpad.net/ubuntu/+source/bash/+bug/1317476
+
+Bug-Description:
+
+Readline should allow SIGALRM and SIGVTALRM (if available) to `interrupt'
+rl_getc and cause the handler to run when not in a signal handling context.
+
+Patch (apply with `patch -p0'):
+
+*** a/readline-6.3-patched/input.c 2014-01-10 15:07:08.000000000 -0500
+--- b/input.c 2014-05-30 16:20:56.000000000 -0400
+***************
+*** 535,540 ****
+--- 538,551 ----
+ else if (_rl_caught_signal == SIGHUP || _rl_caught_signal == SIGTERM)
+ return (RL_ISSTATE (RL_STATE_READCMD) ? READERR : EOF);
++ /* keyboard-generated signals of interest */
+ else if (_rl_caught_signal == SIGINT || _rl_caught_signal == SIGQUIT)
+ RL_CHECK_SIGNALS ();
++ /* non-keyboard-generated signals of interest */
++ else if (_rl_caught_signal == SIGALRM
++ #if defined (SIGVTALRM)
++ || _rl_caught_signal == SIGVTALRM
++ #endif
++ )
++ RL_CHECK_SIGNALS ();
+
+ if (rl_signal_event_hook)
+*** a/readline-6.3/patchlevel 2013-11-15 08:11:11.000000000 -0500
+--- b/patchlevel 2014-03-21 08:28:40.000000000 -0400
+***************
+*** 1,3 ****
+ # Do not edit -- exists only for use by patch
+
+! 6
+--- 1,3 ----
+ # Do not edit -- exists only for use by patch
+
+! 7