[Info-vax] Re; Spiralog, RMS Journaling (was Re: FREESPADRIFT)

[VAXman- at SendSpamHere.ORG]

In article <nkrhao$lkq$1 at Iltempo.Update.UU.SE>, Johnny Billquist <bqt at softjar.se> writes:
>On 2016-06-27 17:19, VAXman- at SendSpamHere.ORG wrote:
>> In article <nkrbmt$7k8$2 at Iltempo.Update.UU.SE>, Johnny Billquist <bqt at softjar.se> writes:
>>> On 2016-06-23 23:40, VAXman- at SendSpamHere.ORG wrote:
>>>> In article <nkhf0u$71o$2 at Iltempo.Update.UU.SE>, Johnny Billquist <bqt at softjar.se> writes:
>>>>> On 2016-06-23 21:42, VAXman- at SendSpamHere.ORG wrote:
>>>>>> In article <nkhdao$2us$3 at Iltempo.Update.UU.SE>, Johnny Billquist <bqt at softjar.se> writes:
>>>>>>> And now you are creating alternative files for requested files, and need
>>>>>>> to keep track which ones you have created an alternative for, and
>>>>>>> substitute one for the other for those cases. I can see how this can
>>>>>>> become rather exciting over time...
>>>>>>
>>>>>> Overwrite the existing.  It's text and VMS can read it because it'll see the
>>>>>> record format.
>>>>>
>>>>> Whoa! I don't know about you, but personally I would be extremely pissed
>>>>> if a tool that is supposed to only read my file were to modify it. Even
>>>>> if the contents supposedly should appear to look the same afterwards.
>>>>>
>>>>> But you're even making some pretty horrible assumptions here. Assuming
>>>>> that the file even is a text file to start with, for which conversion to
>>>>> a stream, might be assuming too much.
>>>>
>>>> If it's not text, then what does it matter?  Binary?
>>>
>>> So you have a sequential file with variable size records, and no file
>>> attributes. How do you find the size?
>>
>> Why would the file attributes matter?
>
>If you get a request for a file, it matters greatly if it has implied 
>CRLF or not. If it does, you should add an explicit CR+LF at each record 
>end, when sending the file. If it does not have this attribute, you 
>should definitely not add a CR+LF at each record end.

That'so not a file attribute.



>I did not expect I should have to explain such basic things to you. Were 
>you really serious with this question?
>
>> file_size_in_bytes = <end_of_file_block-1>*512 + <end of file byte>
>>
>> ... but it won't mean what you want it to mean.
>
>That number is certainly a number. It is not a number I ever expect 
>anyone would find useful for anything, so why do you even bring it up?

Because it's THE file size.

-- 
VAXman- A Bored Certified VMS Kernel Mode Hacker    VAXman(at)TMESIS(dot)ORG

I speak to machines with the voice of humanity.