Re: Command history

[Kelly Clowers <kelly.clowers@gmail.com>]

On Wed, Apr 27, 2011 at 23:51, Vangelis Katsikaros <ibob17@yahoo.gr> wrote:
> On 04/28/2011 02:25 AM, Kamaraju S Kusumanchi wrote:
>>
>> shawn wilson wrote:
>>
>>> Is there a way to have a command that does not show up in history? Or a
>>> way to pipe a string where the string doesn't show up in history?
>>>
>>> Ie, I set some passwords with:
>>> echo "some string and stuff" ¦ sha512sum
>>> (Probably with cut and awk and other such things)
>>>
>>> And I'd like a way for my system to not store my password scheme. I'd
>>> prefer something better than editing my history file.
>>
>> In bash, If I prepend the command with a space character, it does not show
>> up in the ~/.bash_history file.
>>
>
> This happens if in .bashrc you set the shell variable HISTCONTROL to include
> the value "ignorespace". See man bash
>
> example:
> HISTCONTROL=ignoredups:ignorespace
>

Or HISTCONTROL=ignoreboth

Cheers,
Kelly Clowers