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From http://ftp.gnu.org/pub/gnu/readline/readline-6.3-patches/readline63-002
Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
READLINE PATCH REPORT
=====================
Readline-Release: 6.3
Patch-ID: readline63-002
Bug-Reported-by: Anatol Pomozov <anatol.pomozov@gmail.com>
Bug-Reference-ID: <CAOMFOmXy3mT2So5GQ5F-smCVArQuAeBwZ2QKzgCtMeXJoDeYOQ@mail.gmail.com>
Bug-Reference-URL: http://lists.gnu.org/archive/html/bug-readline/2014-03/msg00010.html
Bug-Description:
When in callback mode, some readline commands can cause readline to seg
fault by passing invalid contexts to callback functions.
Patch (apply with `patch -p0'):
*** a/readline-6.3/readline.c 2013-10-28 14:58:06.000000000 -0400
--- b/readline.c 2014-03-10 14:15:02.000000000 -0400
***************
*** 745,749 ****
RL_CHECK_SIGNALS ();
! if (r == 0) /* success! */
{
_rl_keyseq_chain_dispose ();
--- 745,750 ----
RL_CHECK_SIGNALS ();
! /* We only treat values < 0 specially to simulate recursion. */
! if (r >= 0 || (r == -1 && (cxt->flags & KSEQ_SUBSEQ) == 0)) /* success! or failure! */
{
_rl_keyseq_chain_dispose ();
*** 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
! 1
--- 1,3 ----
# Do not edit -- exists only for use by patch
! 2
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