Re: bin/55423 (/bin/csh freezes when some interactive programs are suspended)

[David Holland <dholland-bugs%netbsd.org@localhost>]

The following reply was made to PR bin/55423; it has been noted by GNATS.

From: David Holland <dholland-bugs%netbsd.org@localhost>
To: gnats-bugs%netbsd.org@localhost
Cc: christos%netbsd.org@localhost
Subject: Re: bin/55423 (/bin/csh freezes when some interactive programs are
 suspended)
Date: Sun, 4 Jul 2021 17:05:52 +0000

 On Sat, Jul 03, 2021 at 02:11:29PM +0000, christos%NetBSD.org@localhost wrote:
  > I can't reproduce this; please provide precise instructions
 
 xterm &
 
 then in the new xterm:
    % csh			# my login shell is tcsh
    % /usr/pkg/bin/python3.8	# /usr/pkg/bin not in csh's default path
    Python 3.8.10 (default, Jun 24 2021, 02:51:17) 
    [GCC 10.3.0] on netbsd9
    Type "help", "copyright", "credits" or "license" for more information.
    >>> 
 now press ^Z
    Suspended
    % 
 
 but now it's wedged; characters typed are ignored, except that ^C
 prints another prompt. ps -l shows python suspended and csh waiting on
 "ttyraw". My guess is that the job control state is borked, but I'm
 not sure how to check that from another shell.
 
 Probably need to have py38-readline installed for the behavior to
 manifest.
 
 -- 
 David A. Holland
 dholland%netbsd.org@localhost