[Info-vax] Unix and DCL shells

[bill]

On 1/8/2024 4:14 PM, Dan Cross wrote:
> In article <unhkr1$1lj0v$1 at dont-email.me>, chrisq  <devzero at nospam.com> wrote:
>> On 1/8/24 19:02, mjos_examine wrote:
>>> On 2024-01-08 9:38 a.m., Arne Vajhøj wrote:
>>>>> On 2024-01-08 9:21 a.m., Simon Clubley wrote:
>>>>>>> Synchronised permanent storage of command history across sessions.
>>>>> Supports
>>>>> using multiple sessions at the same time and only writes the changes
>>>>> from
>>>>> that session to the history file.
>>>>
>>>> I usually just write a COM file if I want to preserve my commands.
>>>>
>>>> But other may like the history you propose.
>>>
>>> I have to agree that being able to up-arrow through commands done during
>>> my last session, whether 5 minutes, or 5 days, or 5 months later, can be
>>> very useful and convenient.
>>>
>>> Couple that with the sister-feature of being able to back-scroll through
>>> all the terminal output from the last session, and now you are really
>>> talking useful and convenient.
>>>
>>>
>>>
>>>
>>
>> One of the most irritating things about working on terminal
>> based systems was the lack of command line recall. To be fair
>> though, early unix systems with csh or sh lacked that as well.
>> Solution here was to select tcsh, which did have command line recall
>> capability, even back in the early 1990's
> 
> `csh` certainly had command history, though not "recall" in the
> sense of using an arror key or ^P or something to bring a
> previously executed back back to the prompt for editing.  Korn's
> shell had similar functionality, and various people hacked it
> into `sh` at different times.

I use the arrow keys all the time in csh.  Been doing that
since at least the SunOS days.  Don't remember if Ultrix
even had csh.  Guess I should check.

bill