Re: current directory

On Fri, 23 Apr 2021 15:31:46 -0500, Daniel L Newhouse
<[email protected]> wrote:

PS1 Primary command prompt string. Default is "$ “. PS2 Prompt string
for line continuations. Default is "> “. PS4 Prompt string for
execution tracing with set -x. Default is "+ “.

Classic Shell Scripting: Hidden Commands that Unlock the Power of Unix
(p. 189). O'Reilly Media. Kindle Edition. 

>On Wed, 21 Apr 2021 20:36:36 -0500, Daniel L Newhouse
><[email protected]> wrote:
>
>A file must have copy and delete enabled for the move command to work
>on it.
>
>>On Wed, 21 Apr 2021 20:04:17 -0500, Daniel L Newhouse
>><[email protected]> wrote:
>>
>>
>>ls -al is the way to view files in Unix.  That way you can see your
>>startup scripts and the write permissions on your files.  Change the
>>write permissions with chmod.
>>
>>
>>>On Tue, 20 Apr 2021 12:52:34 -0500, Daniel L Newhouse
>>><[email protected]> wrote:
>>>
>>>There is a web site on all the prompt strings
>>>
>>>https://idojo.co/how-to-set-a-custom-bash-shell-prompt-string-ps0-ps1-ps2-ps3-ps4-in-linux/
>>>
>>>PS1    The  value  of  this parameter is expanded (see PROMPTING
>>>below)
>>>       and used as the primary prompt string.   The  default  value is
>>>       ``\s-\v\$ ''.
>>>PS2    The  value of this parameter is expanded as with PS1 and used
>>>as
>>>       the secondary prompt string.  The default is ``> ''.
>>>PS3    The value of this parameter is used as the prompt for the
>>>select
>>>       command (see SHELL GRAMMAR above).
>>>PS4    The  value  of  this  parameter  is expanded as with PS1 and
>>>the
>>>       value is printed before each command bash displays during an
>>>ex-
>>>       ecution trace.  The first character of the expanded value of
>>>PS4
>>>       is replicated multiple times, as necessary, to indicate
>>>multiple
>>>       levels of indirection.  The default is ``+ ''.
>>>
>>>
>>>>On Mon, 19 Apr 2021 10:02:42 -0500, Daniel L Newhouse
>>>><[email protected]> wrote:
>>>>
>>>>
>>>>.profile is the login script.  
>>>>
>>>>PS1 is called a "prompt string."
>>>>
>>>>>On Sat, 17 Apr 2021 23:48:43 -0500, Daniel L Newhouse
>>>>><[email protected]> wrote:
>>>>>
>>>>>.bashrc in the home directory is the startup script.
>>>>>
>>>>>>On Sun, 28 Mar 2021 19:52:47 -0500, Daniel L Newhouse
>>>>>><[email protected]> wrote:
>>>>>>
>>>>>>"\s-\v\w$" is the best it will ever be, a $ before the prompt.  
>>>>>>
>>>>>>
>>>>>>>On Sun, 28 Mar 2021 18:40:31 -0500, Daniel L Newhouse
>>>>>>><[email protected]> wrote:
>>>>>>>
>>>>>>>The fact that there is no startup script, however, means that you have
>>>>>>>to change PS1 every time you restart cygwin!
>>>>>>>
>>>>>>>I also vote for Minix compatibility.
>>>>>>>
>>>>>>>>On Sun, 28 Mar 2021 18:35:48 -0500, Daniel L Newhouse
>>>>>>>><[email protected]> wrote:
>>>>>>>>
>>>>>>>>>K, the syntax is "\s-\v\w".  What I posted was a typo.  Parts of these
>>>>>>>>>Kindle books aren't searchable.  Try searching on "PS1" to find it in
>>>>>>>>>Bash from O'Reilly.  
>>>>>>>>
>>>>>>>>
>>>>>>>>Also, IIRC, ending the prompt with a '~' indicates a working
>>>>>>>>directory, which is normal, whereas ending it with a '$' indicates an
>>>>>>>>absolute path.