GNU bug report logs - #28500
25.3; shell mode starts echoing command

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From: Andreas Schwab <schwab <at> suse.de>
To: Barry Warsaw <barry <at> python.org>
Cc: 28500 <at> debbugs.gnu.org, Mike Kupfer <mkupfer <at> alum.berkeley.edu>
Subject: bug#28500: 25.3; shell mode starts echoing command
Date: Tue, 19 Sep 2017 15:36:09 +0200

On Sep 19 2017, Barry Warsaw <barry <at> python.org> wrote:

> On Sep 19, 2017, at 03:34, Andreas Schwab <schwab <at> suse.de> wrote:
>> 
>> On Sep 18 2017, Mike Kupfer <mkupfer <at> alum.berkeley.edu> wrote:
>> 
>>> I see the same issue after using openssl to encrypt or decrypt a file.
>>> Just never got around to filing a bug report...
>>> 
>>> -----8<-----8<-----
>>> alto$ openssl aes-256-cbc -in foo.txt -out foo.text.enc
>>> enter aes-256-cbc encryption password:
>>> Verifying - enter aes-256-cbc encryption password:
>>> alto$ ls
>>> ls
>>> deb9-upgrade.log  foo.text.enc	ieee-cs-election-receipt.pdf
>>> enchant.dummy*	  foo.txt	net-neutrality-comments.pdf
>>> alto$ echo $SHELL
>>> echo $SHELL
>>> /bin/bash
>>> alto$
>>> ----->8----->8-----
>>> 
>>> I see this on Debian 8 and on Solaris, with various versions of Emacs.
>> 
>> This is a bug in openssl, it doesn't properly restore the tty settings
>> after reading the password.
>
> Andreas, can you provide any additional details?  What exactly is not getting restored?  Are the other two examples I posted (python3 and sqlite3) related?  Why would it occur on (for me) macOS but not Ubuntu?

$ stty; openssl aes-256-cbc -in foo.txt -out foo.text.enc; stty

Andreas.

-- 
Andreas Schwab, SUSE Labs, schwab <at> suse.de
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