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From: fir <fir@grunge.pl>
Newsgroups: comp.lang.c
Subject: Re: on allowing "int a" definition everywhere
Date: Tue, 27 Aug 2024 20:44:19 +0200
Organization: i2pn2 (i2pn.org)
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fir wrote:
> fir wrote:
>> fir wrote:
>>> fir wrote:
>>>> Lawrence D'Oliveiro wrote:
>>>>> On Sun, 25 Aug 2024 12:40:39 +0200, fir wrote:
>>>>>
>>>>>> Lawrence D'Oliveiro wrote:
>>>>>>
>>>>>>> Somehow along the line from BCPL to B to C, one useful feature was
>>>>>>> lost: the ability to have a value-returning statement block
>>>>>>> inside an
>>>>>>> expression.
>>>>>>>
>>>>>> if so thats probably sad, though i dont know how it looked like
>>>>>
>>>>> The construct looks like
>>>>>
>>>>>      VALOF $( ... «stmts»; RESULTIS «return-value» $)
>>>>>
>>>>
>>>> it is good to things return value and good to be able to combine it
>>>>
>>>> as i sait for example i consider such loops
>>>>
>>>> 10'x   //ten tiem execute x
>>>>
>>>> print (10'x+=x)/10
>>>>
>>>> would be equivalent of
>>>>
>>>> for(int i=0; i<10; i++) x+=x;
>>>> print(x/10)
>>>>
>>>> (and its still c, just with shorted syntax not python et sort)
>>>>
>>>>
>>>
>>> as to this loop as i said i had no ide how to make indexes like i
>>> in this form but what comes to my mind now is maybe something lika
>>>
>>>
>>> 10'print("x")
>>>
>>> 10i'print(i)
>>>
>>>
>>> 480y' 640x' set_pixel(x,y, 0xffff00)
>>>
>>> those i,x,y  in loop 'headers' could be possibly subscripted
>>> like 2 in typical H20 (2 is subscripted
>>>
>>> eventually one can go
>>>
>>> 10'  print((x 0)++)
>>>
>>> where x 0 is initialisation of int x to zero
>>>
>>>
>>
>> overally not bad, i could somewhat accept that loop
>> (yu wouldnt belive how hard is come to that syntax conclusions,
>> literally takes years, and not 5 years more like 15)
>>
>>
>
> i wanted to compore how many chars my thin c skin conventions would
> make (but not having funic F for wloat or runic U for unsigned) i put `
> and the spare is not great becouse c is quite thin - hovever it uses a
> lot of what i call 'decorators i eman not necessary ().; which could
> be changed to spaces, it not spares chars but somewhat spares ink
>
> on fictional snippet (probebly not working)
>
> void draw_line( float x, float y, float x2, float y2, unsigned color)
> {
>      float
>       wx=dist(x,x2),wy=dist(y,y2); int m=wx<wy?wx:wy;
>       float dx=wx/m,dy=wy/m;for(int
> i=0;i<(int)m;i++)set_pixel(x+=dx,y+=dy,color);
> }
>
> thin skin
>
> draw_line`x`y`x2`y2`color
> {
>      `wx=dist x x2,`wy=dist y y2,`M=(wx<wy?wx!wy)
>      `dx=wx/m,`dy=wy/m, M'set_pixel x+=dx y+=dy color;
> }
>
though eventualy it canm be written shorter i guess

  draw_line`x`y`x2`y2`color:
  `m = min 'wx=abs x2-x 'wy=abs y2-y) ' set_pixel x+=wx/m y+=wy/m color;
  ;

not to say it lookin specially good but welll..