[TUHS] V7 ls and dot files?

[Jaap Akkerhuis via TUHS]

> On 2025 Apr 29, at 20:52, Rik Farrow <rik at rikfarrow.com> wrote:
> 
> I thought so too, but found this reference to a Version 1 mkdir:
> 
> https://man.cat-v.org/unix-1st/1/mkdir

That is the command in man(1) and always existed. System calls documentation live in man(2).

	jaap

> 
> I recall reading a Version 6 or 7 man page about mkfs that included the ability to populate a file system with some directories, and I thought that implied that users couldn't create directories. The man page referenced above hints that mkdir is run as the 'system user', presumably root, and becomes the owner of new directories.
> 
> Rik
> 
> 
> On Tue, Apr 29, 2025 at 4:28 AM Jaap Akkerhuis <jaapna at xs4all.nl <mailto:jaapna at xs4all.nl>> wrote:
>> I seem to remember that V7 was the first suystem which had a mkdir system call. That might have changed what ls -a showed.
>> 
>>         jaap
>> 

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