problems with system-config-display and crtl-alt-backspace

[Ed Greshko]

Ed Greshko wrote:
> Paul Allen Newell wrote:
>   
>> I think part of my confusion is that I am not understanding whether a
>> login shell covers everything that is done once I have logged in via
>> splash screen or if it is confined to "logining into a shell". If the
>> former, then I would assume bash_profiles is hit once and everything
>> done thereafter would be under its command. If the latter, then I am
>> probably unclear about whether launching a terminal is a "login" act
>> (hence under bash_profile only within that shell).
>>
>> As I said on my initial reply to this thread, "Naive question". I may
>> be missing a fundamental understanding of shells and logins and all
>> that sort of stuff.
>>
>>     
> A login shell is what it says it is.  A shell created as a consequence
> of logging in.  That could be a console login in run level 3, the GUI
> login screen in run level 5, an ssh login from a remote system, etc. 
> Starting, for example, "gnome-terminal", does not constitute a login shell.
>   
I also forgot to mention the "-i and -l" parameters on the #!/bin/bash
line of a shell script that would also affect the type of shell.
> One thing you can do to learn when .bashrc and .bash_profile are sourced
> is to add something like....
>
> touch /tmp/bashrc.time   to the end of your .bashrc file and a similar
> line to your .bash_profile.  Then you can
> "ls -l --time-style=full-iso"  (to display the seconds).
>
> I also think you may want to learn about PID's and PPID's  (Process ID,
> and Parent Process ID).
>
>
>
>
>   


-- 
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