On 11/16/20 3:19 AM, Nick Black wrote:
readline 6.2 supplied a default stdin for rl_instream if the
latter was NULL at the time rl_prep_terminal() was called. It
does not appear that similar protective measures have been
applied to rl_outstream. This leads to a crash under certain
circumstances.

Readline provides defaults for rl_instream and rl_outstream the first time
it's called. These are in place before the first time rl_prep_terminal is
called. If an application using readline decides to change the file pointer
assigned to either of these variables, readline allows it.

Chet

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

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