[Bug-readline] Readline-7.0 Official patch 5

[Chet Ramey]

                           READLINE PATCH REPORT
                           =====================

Readline-Release: 7.0
Patch-ID: readline70-005

Bug-Reported-by:        Nuzhna Pomoshch <address@hidden>
Bug-Reference-ID:       <address@hidden>
Bug-Reference-URL:      
https://lists.gnu.org/archive/html/bug-readline/2017-05/msg00005.html

Bug-Description:

There are cases where a failing readline command (e.g., delete-char at the end
of a line) can cause a multi-character key sequence to `back up' and attempt
to re-read some of the characters in the sequence.

Patch (apply with `patch -p0'):

*** ../readline-7.0/readline.c  2016-04-20 15:53:52.000000000 -0400
--- readline.c  2018-05-26 17:19:00.000000000 -0400
***************
*** 1058,1062 ****
        r = _rl_dispatch (ANYOTHERKEY, m);
      }
!   else if (r && map[ANYOTHERKEY].function)
      {
        /* We didn't match (r is probably -1), so return something to
--- 1056,1060 ----
        r = _rl_dispatch (ANYOTHERKEY, m);
      }
!   else if (r < 0 && map[ANYOTHERKEY].function)
      {
        /* We didn't match (r is probably -1), so return something to
***************
*** 1070,1074 ****
        return -2;
      }
!   else if (r && got_subseq)
      {
        /* OK, back up the chain. */
--- 1068,1072 ----
        return -2;
      }
!   else if (r < 0 && got_subseq)               /* XXX */
      {
        /* OK, back up the chain. */
*** ../readline-7.0/patchlevel  2013-11-15 08:11:11.000000000 -0500
--- patchlevel  2014-03-21 08:28:40.000000000 -0400
***************
*** 1,3 ****
  # Do not edit -- exists only for use by patch
  
! 4
--- 1,3 ----
  # Do not edit -- exists only for use by patch
  
! 5


-- 
``The lyf so short, the craft so long to lerne.'' - Chaucer
                 ``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, UTech, CWRU    address@hidden    http://tiswww.cwru.edu/~chet/