Re: [PIC] Learning C

I think the perfect word is "obfuscation"...

Luis

On Thu, 14 Nov 2024 at 12:13, David C Brown <[email protected]> wrote:

> "Security through obscurity" as my son calls it when I tell he will never
> guess where the house key is hidden
> __________________________________________
> David C Brown
> 43 Bings Road
> Whaley Bridge
> High Peak                           Phone: 01663 733236
> Derbyshire                eMail: [email protected]
> SK23 7ND          web: www.bings-knowle.co.uk/dcb
> <http://www.jb.man.ac.uk/~dcb>
>
>
>
> *Sent from my etch-a-sketch*
>
>
> On Thu, 14 Nov 2024 at 09:40, Chris Roper <[email protected]> wrote:
>
> > Yes, That is common in C code.
> >
> > It is occasionally the result of optimization where it saves a byte or
> two
> > in the resultant hex file but is more commonly used as:
> > "Code security through Obspification" the thealry being if it is hard to
> > read it won't be copied or modified.
> >
> > On Thu, Nov 14, 2024 at 10:59 AM David C Brown <[email protected]>
> wrote:
> >
> > > Ans 404 to you :-)
> > >
> > > Onew of the problems I have with trying to understand code examples in
> C
> > is
> > > that so many of them are incomprehensibly dense.
> > > What would be five or six lines in Pascal or Basic is a single line in
> C.
> > > I appreciate that that is down to the programmer not the language but
> it
> > is
> > > off putting
> > > i have to remind my self of the old adage:  You can write Pascal in any
> > > language
> > > __________________________________________
> > > David C Brown
> > > 43 Bings Road
> > > Whaley Bridge
> > > High Peak                           Phone: 01663 733236
> > > Derbyshire                eMail: [email protected]
> > > SK23 7ND          web: www.bings-knowle.co.uk/dcb
> > > <http://www.jb.man.ac.uk/~dcb>
> > >
> > >
> > >
> > > *Sent from my etch-a-sketch*
> > >
> > >
> > > On Thu, 14 Nov 2024 at 04:01, madscientistatlarge <
> > > [email protected]> wrote:
> > >
> > > >
> > > >
> > > >
> > > >
> > > > "...trying to make digital files uncopyable is like trying to make
> > water
> > > > not wet."
> > > > Bruce Schneier
> > > >
> > > >
> > > > Sent with Proton Mail secure email.
> > > >
> > > > On Wednesday, November 13th, 2024 at 8:18 PM, Spehro Pefhany <
> > > > [email protected]> wrote:
> > > >
> > > > > At 02:14 PM 2024-11-13, you wrote:
> > > > >
> > > > > > Do any of the books have syntax diagrams? Similar to what all the
> > > > > > pascal books had? I found those very, very useful when I was in
> > > > > > high school back in caveman days.
> > > > >
> > > > >
> > > > > Here you go, syntax of C in Backus-Naur form (BNF- now that brings
> > > > > back memories of Uni).
> > > > >
> > > > > The link says it was adapted from K&R 2nd edition's appendix.
> > > > >
> > > > > https://cs.wmich.edu/~gupta/teaching/cs4850/sumII06/The syntax of
> C
> > in
> > > > Backus-Naur form.htm
> > > >
> > > > Excellent, exactly what I was looking for.  Thanks!  I knew there had
> > to
> > > > be a name but right now I'd probably stumble a bit trying to write in
> > > > pascal.
> > > >
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